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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
using System.Collections.Immutable;
using System.Threading.Tasks;
using Microsoft.CodeAnalysis.AddImport;
using Microsoft.CodeAnalysis.CodeActions;
using Microsoft.CodeAnalysis.CodeFixes;
using Microsoft.CodeAnalysis.CodeStyle;
using Microsoft.CodeAnalysis.CSharp;
using Microsoft.CodeAnalysis.CSharp.CodeFixes.GenerateType;
using Microsoft.CodeAnalysis.CSharp.CodeStyle;
using Microsoft.CodeAnalysis.CSharp.Test.Utilities;
using Microsoft.CodeAnalysis.Diagnostics;
using Microsoft.CodeAnalysis.Editor.UnitTests;
using Microsoft.CodeAnalysis.Editor.UnitTests.Diagnostics.NamingStyles;
using Microsoft.CodeAnalysis.Test.Utilities;
using Roslyn.Test.Utilities;
using Xunit;
using Xunit.Abstractions;
namespace Microsoft.CodeAnalysis.Editor.CSharp.UnitTests.Diagnostics.GenerateTypeTests;
[Trait(Traits.Feature, Traits.Features.CodeActionsGenerateType)]
public partial class GenerateTypeTests : AbstractCSharpDiagnosticProviderBasedUserDiagnosticTest
{
public GenerateTypeTests(ITestOutputHelper logger)
: base(logger)
{
}
internal override (DiagnosticAnalyzer?, CodeFixProvider) CreateDiagnosticProviderAndFixer(Workspace workspace)
=> (null, new GenerateTypeCodeFixProvider());
protected override ImmutableArray<CodeAction> MassageActions(ImmutableArray<CodeAction> codeActions)
=> FlattenActions(codeActions);
// TODO: Requires WPF due to IInlineRenameService dependency (https://github.com/dotnet/roslyn/issues/46153)
protected override TestComposition GetComposition()
=> EditorTestCompositions.EditorFeaturesWpf;
#region Generate Class
#region Generics
[Fact]
public async Task TestGenerateTypeParameterFromArgumentInferT()
{
await TestInRegularAndScriptAsync(
@"class Program
{
void Main()
{
[|Goo<int>|] f;
}
}",
@"class Program
{
void Main()
{
Goo<int> f;
}
}
internal class Goo<T>
{
}",
index: 1);
}
[Fact]
public async Task TestGenerateClassFromTypeParameter()
{
await TestInRegularAndScriptAsync(
@"class Class
{
System.Action<[|Employee|]> employees;
}",
@"class Class
{
System.Action<Employee> employees;
private class Employee
{
}
}",
index: 2);
}
[Fact]
public async Task TestGenerateInternalClassFromASingleConstraintClause()
{
await TestInRegularAndScriptAsync(
@"class EmployeeList<T> where T : [|Employee|], new()
{
}",
@"class EmployeeList<T> where T : Employee, new()
{
}
internal class Employee
{
}",
index: 1);
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/18240")]
public async Task TestGeneratePublicClassFromASingleConstraintClause()
{
await TestInRegularAndScriptAsync(
@"public class EmployeeList<T> where T : [|Employee|], new()
{
}",
@"public class EmployeeList<T> where T : Employee, new()
{
}
public class Employee
{
}",
index: 1);
}
[Fact]
public async Task NegativeTestGenerateClassFromConstructorConstraint()
{
await TestMissingInRegularAndScriptAsync(
@"class EmployeeList<T> where T : Employee, [|new()|]
{
}");
}
[Fact]
public async Task TestGenerateInternalClassFromMultipleTypeConstraintClauses()
{
await TestInRegularAndScriptAsync(
@"class Derived<T, U>
where U : struct
where T : [|Base|], new()
{
}",
@"class Derived<T, U>
where U : struct
where T : Base, new()
{
}
internal class Base
{
}",
index: 1);
}
[Fact]
public async Task TestGeneratePublicClassFromMultipleTypeConstraintClauses()
{
await TestInRegularAndScriptAsync(
@"public class Derived<T, U>
where U : struct
where T : [|Base|], new()
{
}",
@"public class Derived<T, U>
where U : struct
where T : Base, new()
{
}
public class Base
{
}",
index: 1);
}
[Fact]
public async Task NegativeTestGenerateClassFromClassOrStructConstraint()
{
await TestMissingInRegularAndScriptAsync(
@"class Derived<T, U>
where U : [|struct|]
where T : Base, new()
{
}");
}
[Fact]
public async Task TestAbsenceOfGenerateIntoInvokingTypeForConstraintList()
{
await TestActionCountAsync(
@"class EmployeeList<T> where T : [|Employee|]
{
}",
count: 3,
parameters: new TestParameters(Options.Regular));
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/18240")]
public async Task TestGenerateInternalClassFromASingleConstraintClauseInterface()
{
await TestInRegularAndScriptAsync(
@"interface IEmployeeList<T> where T : [|Employee|], new()
{
}",
@"interface IEmployeeList<T> where T : Employee, new()
{
}
internal class Employee
{
}",
index: 1);
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/18240")]
public async Task TestGeneratePublicClassFromASingleConstraintClausePublicInterface()
{
await TestInRegularAndScriptAsync(
@"public interface IEmployeeList<T> where T : [|Employee|], new()
{
}",
@"public interface IEmployeeList<T> where T : Employee, new()
{
}
public class Employee
{
}",
index: 1);
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/18240")]
public async Task TestGenerateInternalClassFromASingleConstraintClauseInternalDelegate()
{
await TestInRegularAndScriptAsync(
@"class Employee
{
internal delegate void Action<T>() where T : [|Command|];
}",
@"class Employee
{
internal delegate void Action<T>() where T : Command;
}
internal class Command
{
}",
index: 1);
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/18240")]
public async Task TestGenerateInternalClassFromASingleConstraintClausePublicDelegate()
{
await TestInRegularAndScriptAsync(
@"class Employee
{
public delegate void Action<T>() where T : [|Command|];
}",
@"class Employee
{
public delegate void Action<T>() where T : Command;
}
internal class Command
{
}",
index: 1);
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/18240")]
public async Task TestGenerateInternalClassFromASingleConstraintClauseInternalMethod()
{
await TestInRegularAndScriptAsync(
@"class Employee
{
internal void Action<T>() where T : [|Command|] {}
}",
@"class Employee
{
internal void Action<T>() where T : Command {}
}
internal class Command
{
}",
index: 1);
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/18240")]
public async Task TestGenerateInternalClassFromASingleConstraintClausePublicMethod()
{
await TestInRegularAndScriptAsync(
@"class Employee
{
public void Action<T>() where T : [|Command|] {}
}",
@"class Employee
{
public void Action<T>() where T : Command {}
}
internal class Command
{
}",
index: 1);
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/18240")]
public async Task TestGenerateInternalClassFromASingleConstraintClauseMethod()
{
await TestInRegularAndScriptAsync(
@"class Employee
{
void Action<T>() where T : [|Command|] {}
}",
@"class Employee
{
void Action<T>() where T : Command {}
}
internal class Command
{
}",
index: 1);
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/18240")]
public async Task TestGenerateInternalClassFromASingleConstraintClauseMethodInInterface()
{
await TestInRegularAndScriptAsync(
@"interface Employee
{
void Action<T>() where T : [|Command|] {}
}",
@"interface Employee
{
void Action<T>() where T : Command {}
}
internal class Command
{
}",
index: 1);
}
[Theory, WorkItem("https://github.com/dotnet/roslyn/issues/18240")]
[InlineData("public", "internal", "internal")]
[InlineData("public", "private", "internal")]
[InlineData("internal", "protected", "internal")]
[InlineData("public", "protected internal", "public")]
[InlineData("protected", "protected", "public")]
[InlineData("protected internal", "protected", "public")]
[InlineData("protected", "protected private", "internal")]
[InlineData("protected private", "protected", "internal")]
public async Task TestGenerateInternalClassFromASingleConstraintClauseNestedClass(string middleAccessibility, string accessibility, string generatedAccessibility)
{
await TestInRegularAndScriptAsync(
$@"public class A
{{
{middleAccessibility} class B
{{
{accessibility} class C<T> where T : [|D|]
{{
}}
}}
}}",
$@"public class A
{{
{middleAccessibility} class B
{{
{accessibility} class C<T> where T : D
{{
}}
}}
}}
{generatedAccessibility} class D
{{
}}",
index: 1);
}
#endregion
#region Lambdas
[Fact]
public async Task TestGenerateClassFromParenthesizedLambdaExpressionsParameter()
{
await TestInRegularAndScriptAsync(
@"class Class
{
Func<Employee, int, bool> l = ([|Employee|] e, int age) => e.Age > age;
}",
@"class Class
{
Func<Employee, int, bool> l = (Employee e, int age) => e.Age > age;
private class Employee
{
}
}",
index: 2);
}
[Fact]
public async Task TestGenerateClassFromParenthesizedLambdaExpressionsBody()
{
await TestInRegularAndScriptAsync(
@"class Class
{
System.Action<Class, int> l = (Class e, int age) => {
[|Wage|] w;
};
}",
@"class Class
{
System.Action<Class, int> l = (Class e, int age) => {
Wage w;
};
private class Wage
{
}
}",
index: 2);
}
#endregion
[Fact]
public async Task TestGenerateClassFromFieldDeclarationIntoSameType()
{
await TestInRegularAndScriptAsync(
@"class Class
{
[|Goo|] f;
}",
@"class Class
{
Goo f;
private class Goo
{
}
}",
index: 2);
}
[Fact]
public async Task TestGenerateClassFromNullableFieldDeclarationIntoSameType()
{
await TestInRegularAndScriptAsync(
@"#nullable enable
class Class
{
[|Goo?|] f;
}",
@"#nullable enable
class Class
{
Goo? f;
private class Goo
{
}
}",
index: 2);
}
[WpfFact]
public async Task TestGenerateClassFromFieldDeclarationIntoGlobalNamespace()
{
await TestAddDocumentInRegularAndScriptAsync(
@"class Program { void Main ( ) { [|Goo|] f ; } } ",
@"internal class Goo
{
}",
expectedContainers: ImmutableArray<string>.Empty,
expectedDocumentName: "Goo.cs");
}
[WpfFact]
public async Task TestGenerateClassFromFieldDeclarationIntoCustomNamespace()
{
await TestAddDocumentInRegularAndScriptAsync(
@"class Class { [|TestNamespace|].Goo f; }",
@"namespace TestNamespace
{
internal class Goo
{
}
}",
expectedContainers: ImmutableArray.Create("TestNamespace"),
expectedDocumentName: "Goo.cs");
}
[Fact]
public async Task TestGenerateClassFromFieldDeclarationIntoSameNamespace()
{
await TestInRegularAndScriptAsync(
@"class Class
{
[|Goo|] f;
}",
@"class Class
{
Goo f;
}
internal class Goo
{
}",
index: 1);
}
[Fact]
public async Task TestGenerateClassWithCtorFromObjectCreation()
{
await TestInRegularAndScriptAsync(
@"class Class
{
Goo f = new [|Goo|]();
}",
@"class Class
{
Goo f = new Goo();
private class Goo
{
public Goo()
{
}
}
}",
index: 2);
}
[Fact]
public async Task TestGenerateClassWithCtorFromObjectCreationWithTuple()
{
await TestInRegularAndScriptAsync(
@"class Class
{
var f = new [|Generated|]((1, 2));
}",
@"class Class
{
var f = new Generated((1, 2));
private class Generated
{
private (int, int) value;
public Generated((int, int) value)
{
this.value = value;
}
}
}",
index: 2);
}
[Fact]
public async Task TestGenerateClassWithCtorFromObjectCreationWithTupleWithNames()
{
await TestInRegularAndScriptAsync(
@"class Class
{
var f = new [|Generated|]((a: 1, b: 2, 3));
}",
@"class Class
{
var f = new Generated((a: 1, b: 2, 3));
private class Generated
{
private (int a, int b, int) value;
public Generated((int a, int b, int) value)
{
this.value = value;
}
}
}",
index: 2);
}
[Fact]
public async Task TestGenerateClassFromBaseList()
{
await TestInRegularAndScriptAsync(
@"class Class : [|BaseClass|]
{
}",
@"class Class : BaseClass
{
}
internal class BaseClass
{
}",
index: 1);
}
[Fact]
public async Task TestGenerateClassFromMethodParameters()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void Method([|Goo|] f)
{
}
}",
@"class Class
{
void Method(Goo f)
{
}
private class Goo
{
}
}",
index: 2);
}
[Fact]
public async Task TestGenerateClassFromMethodReturnType()
{
await TestInRegularAndScriptAsync(
@"class Class
{
[|Goo|] Method()
{
}
}",
@"class Class
{
Goo Method()
{
}
private class Goo
{
}
}",
index: 2);
}
[Fact]
public async Task TestGenerateClassFromAttribute()
{
await TestInRegularAndScriptAsync(
@"class Class
{
[[|Obsolete|]]
void Method()
{
}
}",
@"using System;
class Class
{
[Obsolete]
void Method()
{
}
private class ObsoleteAttribute : Attribute
{
}
}",
index: 2);
}
[Fact]
public async Task TestGenerateClassFromExpandedAttribute()
{
await TestInRegularAndScriptAsync(
@"class Class
{
[[|ObsoleteAttribute|]]
void Method()
{
}
}",
@"using System;
class Class
{
[ObsoleteAttribute]
void Method()
{
}
private class ObsoleteAttribute : Attribute
{
}
}",
index: 2);
}
[Fact]
public async Task TestGenerateClassFromCatchClause()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void Method()
{
try
{
}
catch ([|ExType|])
{
}
}
}",
@"using System;
using System.Runtime.Serialization;
class Class
{
void Method()
{
try
{
}
catch (ExType)
{
}
}
[Serializable]
private class ExType : Exception
{
public ExType()
{
}
public ExType(string message) : base(message)
{
}
public ExType(string message, Exception innerException) : base(message, innerException)
{
}
protected ExType(SerializationInfo info, StreamingContext context) : base(info, context)
{
}
}
}",
index: 2);
}
[Fact]
public async Task TestGenerateClassFromThrowStatement()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void Method()
{
throw new [|ExType|]();
}
}",
@"using System;
using System.Runtime.Serialization;
class Class
{
void Method()
{
throw new ExType();
}
[Serializable]
private class ExType : Exception
{
public ExType()
{
}
public ExType(string message) : base(message)
{
}
public ExType(string message, Exception innerException) : base(message, innerException)
{
}
protected ExType(SerializationInfo info, StreamingContext context) : base(info, context)
{
}
}
}",
index: 2);
}
[Fact]
public async Task TestGenerateClassFromThrowStatementWithDifferentArg()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void Method()
{
throw new [|ExType|](1);
}
}",
@"using System;
using System.Runtime.Serialization;
class Class
{
void Method()
{
throw new ExType(1);
}
[Serializable]
private class ExType : Exception
{
private int v;
public ExType()
{
}
public ExType(int v)
{
this.v = v;
}
public ExType(string message) : base(message)
{
}
public ExType(string message, Exception innerException) : base(message, innerException)
{
}
protected ExType(SerializationInfo info, StreamingContext context) : base(info, context)
{
}
}
}",
index: 2);
}
[Fact]
public async Task TestGenerateClassFromThrowStatementWithMatchingArg()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void Method()
{
throw new [|ExType|](""message"");
}
}",
@"using System;
using System.Runtime.Serialization;
class Class
{
void Method()
{
throw new ExType(""message"");
}
[Serializable]
private class ExType : Exception
{
public ExType()
{
}
public ExType(string message) : base(message)
{
}
public ExType(string message, Exception innerException) : base(message, innerException)
{
}
protected ExType(SerializationInfo info, StreamingContext context) : base(info, context)
{
}
}
}",
index: 2);
}
[Fact]
public async Task TestGenerateClassFromThrowStatementOnModernDotNet_NoObsoleteConstructor()
{
var source = """
class Class
{
void Method()
{
throw new [|ExType|]();
}
}
""";
await TestInRegularAndScriptAsync($"""
<Workspace>
<Project Language="C#" CommonReferencesNet8="true">
<Document>{source}</Document>
</Project>
</Workspace>
""", """
using System;
class Class
{
void Method()
{
throw new ExType();
}
[Serializable]
private class ExType : Exception
{
public ExType()
{
}
public ExType(string message) : base(message)
{
}
public ExType(string message, Exception innerException) : base(message, innerException)
{
}
}
}
""", index: 2);
}
[Fact]
public async Task TestAbsenceOfGenerateIntoInvokingTypeForBaseList()
{
await TestActionCountAsync(
@"class Class : [|BaseClass|]
{
}",
count: 3,
parameters: new TestParameters(Options.Regular));
}
[Fact]
public async Task TestGenerateClassFromUsingStatement()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void Method()
{
using ([|Goo|] f = new Goo())
{
}
}
}",
@"class Class
{
void Method()
{
using (Goo f = new Goo())
{
}
}
private class Goo
{
}
}",
index: 2);
}
[Fact]
public async Task TestGenerateClassFromForeachStatement()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void Method()
{
foreach ([|Employee|] e in empList)
{
}
}
}",
@"class Class
{
void Method()
{
foreach (Employee e in empList)
{
}
}
private class Employee
{
}
}",
index: 2);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/538346")]
public async Task TestGenerateClassWhereKeywordBecomesTypeName()
{
await TestInRegularAndScriptAsync(
@"class Class
{
[|@class|] c;
}",
@"class Class
{
@class c;
private class @class
{
}
}",
index: 2);
}
[Fact]
public async Task NegativeTestGenerateClassOnContextualKeyword()
{
await TestInRegularAndScriptAsync(
@"class Class
{
[|@Goo|] c;
}",
@"class Class
{
@Goo c;
private class Goo
{
}
}",
index: 2);
}
[Fact]
public async Task NegativeTestGenerateClassOnFrameworkTypes()
{
await TestMissingInRegularAndScriptAsync(
@"class Class
{
void Method()
{
[|System|].Console.Write(5);
}
}");
await TestMissingInRegularAndScriptAsync(
@"class Class
{
void Method()
{
System.[|Console|].Write(5);
}
}");
await TestMissingInRegularAndScriptAsync(
@"class Class
{
void Method()
{
System.Console.[|Write|](5);
}
}");
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/538409")]
public async Task GenerateIntoRightPart()
{
await TestInRegularAndScriptAsync(
@"partial class Class
{
}
partial class Class
{
[|C|] c;
}",
@"partial class Class
{
}
partial class Class
{
C c;
private class C
{
}
}",
index: 2);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/538408")]
public async Task GenerateTypeIntoCompilationUnit()
{
await TestInRegularAndScriptAsync(
@"class Class
{
[|C|] c;
void Main()
{
}
}",
@"class Class
{
C c;
void Main()
{
}
}
internal class C
{
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/538408")]
public async Task GenerateTypeIntoNamespace()
{
await TestInRegularAndScriptAsync(
@"namespace N
{
class Class
{
[|C|] c;
void Main()
{
}
}
}",
@"namespace N
{
class Class
{
C c;
void Main()
{
}
}
internal class C
{
}
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/538115")]
public async Task GenerateTypeWithPreprocessor()
{
await TestInRegularAndScriptAsync(
@"class C
{
#if true
void Goo([|A|] x) { }
#else
#endif
}",
@"class C
{
#if true
void Goo(A x) { }
private class A
{
}
#else
#endif
}",
index: 2);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/538495")]
public async Task GenerateTypeIntoContainingNamespace()
{
await TestInRegularAndScriptAsync(
@"namespace N
{
class Class
{
N.[|C|] c;
}
}",
@"namespace N
{
class Class
{
N.C c;
}
internal class C
{
}
}",
index: 1);
}
[WpfFact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/538516")]
public async Task TestGenerateClassFromIntoNewNamespace()
{
await TestAddDocumentInRegularAndScriptAsync(
@"class Class { static void Main(string[] args) { [|N|].C c; } }",
@"namespace N
{
internal class C
{
}
}",
expectedContainers: ImmutableArray.Create("N"),
expectedDocumentName: "C.cs");
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/538558")]
public async Task NegativeTestGlobalAlias()
{
await TestMissingInRegularAndScriptAsync(
@"class Class
{
void Method()
{
[|global|]::System.String s;
}
}");
await TestMissingInRegularAndScriptAsync(
@"class Class
{
void Method()
{
global::[|System|].String s;
}
}");
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/538069")]
public async Task GenerateTypeFromArrayCreation1()
{
await TestAsync(
@"class A
{
void Goo()
{
A[] x = new [|C|][] { };
}
}",
@"class A
{
void Goo()
{
A[] x = new C[] { };
}
}
internal class C : A
{
}",
index: 1,
parseOptions: null);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/538069")]
public async Task GenerateTypeFromArrayCreation2()
{
await TestAsync(
@"class A
{
void Goo()
{
A[][] x = new [|C|][][] { };
}
}",
@"class A
{
void Goo()
{
A[][] x = new C[][] { };
}
}
internal class C : A
{
}",
index: 1,
parseOptions: null);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/538069")]
public async Task GenerateTypeFromArrayCreation3()
{
await TestAsync(
@"class A
{
void Goo()
{
A[] x = new [|C|][][] { };
}
}",
@"class A
{
void Goo()
{
A[] x = new C[][] { };
}
}
internal class C
{
}",
index: 1,
parseOptions: null);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539329")]
public async Task NegativeTestNotInUsingDirective()
{
await TestMissingInRegularAndScriptAsync(
@"using [|A|];");
await TestMissingInRegularAndScriptAsync(
@"using [|A.B|];");
await TestMissingInRegularAndScriptAsync(
@"using [|A|].B;");
await TestMissingInRegularAndScriptAsync(
@"using A.[|B|];");
await TestMissingInRegularAndScriptAsync(
@"using X = [|A|];");
}
[Fact]
public async Task GenerateSimpleConstructor()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M()
{
new [|T|]();
}
}",
@"class Class
{
void M()
{
new T();
}
}
internal class T
{
public T()
{
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithValueParameter()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M()
{
new [|T|](1);
}
}",
@"class Class
{
void M()
{
new T(1);
}
}
internal class T
{
private int v;
public T(int v)
{
this.v = v;
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithTwoValueParameters()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M()
{
new [|T|](1, """");
}
}",
@"class Class
{
void M()
{
new T(1, """");
}
}
internal class T
{
private int v1;
private string v2;
public T(int v1, string v2)
{
this.v1 = v1;
this.v2 = v2;
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithNullableParameter()
{
await TestInRegularAndScriptAsync(
@"#nullable enable
class Class
{
void M()
{
string? s = null;
new [|T|](s);
}
}",
@"#nullable enable
class Class
{
void M()
{
string? s = null;
new [|T|](s);
}
}
internal class T
{
private string? s;
public T(string? s)
{
this.s = s;
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithNullableParameterThatIsNotNull()
{
await TestInRegularAndScriptAsync(
@"#nullable enable
class Class
{
void M()
{
string? s = ""asdf"";
new [|T|](s);
}
}",
@"#nullable enable
class Class
{
void M()
{
string? s = ""asdf"";
new [|T|](s);
}
}
internal class T
{
private string s;
public T(string s)
{
this.s = s;
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithNamedParameter()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M()
{
new [|T|](arg: 1);
}
}",
@"class Class
{
void M()
{
new T(arg: 1);
}
}
internal class T
{
private int arg;
public T(int arg)
{
this.arg = arg;
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithRefParameter()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(int i)
{
new [|T|](ref i);
}
}",
@"class Class
{
void M(int i)
{
new T(ref i);
}
}
internal class T
{
private int i;
public T(ref int i)
{
this.i = i;
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithOutParameter()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(int i, bool b)
{
new [|T|](out i, ref b, null);
}
}",
@"class Class
{
void M(int i, bool b)
{
new T(out i, ref b, null);
}
}
internal class T
{
private bool b;
private object value;
public T(out int i, ref bool b, object value)
{
i = 0;
this.b = b;
this.value = value;
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithOutParameters1()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(string s)
{
new [|T|](out s);
}
}",
@"class Class
{
void M(string s)
{
new T(out s);
}
}
internal class T
{
public T(out string s)
{
s = null;
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithOutParameters2_CSharp7()
{
await TestInRegularAndScriptAsync(
@"using System;
class Class
{
void M(DateTime d)
{
new [|T|](out d);
}
}",
@"using System;
class Class
{
void M(DateTime d)
{
new T(out d);
}
}
internal class T
{
public T(out DateTime d)
{
d = default(DateTime);
}
}",
index: 1,
parseOptions: TestOptions.Regular7);
}
[Fact]
public async Task GenerateWithOutParameters2()
{
await TestInRegularAndScriptAsync(
@"using System;
class Class
{
void M(DateTime d)
{
new [|T|](out d);
}
}",
@"using System;
class Class
{
void M(DateTime d)
{
new T(out d);
}
}
internal class T
{
public T(out DateTime d)
{
d = default;
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithOutParameters3()
{
await TestInRegularAndScriptAsync(
@"using System.Collections.Generic;
class Class
{
void M(IList<int> d)
{
new [|T|](out d);
}
}",
@"using System.Collections.Generic;
class Class
{
void M(IList<int> d)
{
new T(out d);
}
}
internal class T
{
public T(out IList<int> d)
{
d = null;
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithOutParameters4()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(int? d)
{
new [|T|](out d);
}
}",
@"class Class
{
void M(int? d)
{
new T(out d);
}
}
internal class T
{
public T(out int? d)
{
d = null;
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithOutParameters5()
{
await TestInRegularAndScriptAsync(
@"class Class<X>
{
void M(X d)
{
new [|T|](out d);
}
}",
@"class Class<X>
{
void M(X d)
{
new T(out d);
}
}
internal class T
{
public T(out object d)
{
d = null;
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithOutParameters6_CSharp7()
{
await TestInRegularAndScriptAsync(
@"class Class<X>
{
void M(X d)
{
new [|T|](out d);
}
}",
@"class Class<X>
{
void M(X d)
{
new T(out d);
}
private class T
{
public T(out X d)
{
d = default(X);
}
}
}",
index: 2,
parseOptions: TestOptions.Regular7);
}
[Fact]
public async Task GenerateWithOutParameters6()
{
await TestInRegularAndScriptAsync(
@"class Class<X>
{
void M(X d)
{
new [|T|](out d);
}
}",
@"class Class<X>
{
void M(X d)
{
new T(out d);
}
private class T
{
public T(out X d)
{
d = default;
}
}
}",
index: 2);
}
[Fact]
public async Task GenerateWithOutParameters7()
{
await TestInRegularAndScriptAsync(
@"class Class<X> where X : class
{
void M(X d)
{
new [|T|](out d);
}
}",
@"class Class<X> where X : class
{
void M(X d)
{
new T(out d);
}
}
internal class T
{
public T(out object d)
{
d = null;
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithOutParameters8()
{
await TestInRegularAndScriptAsync(
@"class Class<X> where X : class
{
void M(X d)
{
new [|T|](out d);
}
}",
@"class Class<X> where X : class
{
void M(X d)
{
new T(out d);
}
private class T
{
public T(out X d)
{
d = null;
}
}
}",
index: 2);
}
[Fact]
public async Task GenerateWithMethod()
{
await TestInRegularAndScriptAsync(
@"class Class
{
string M(int i)
{
new [|T|](M);
}
}",
@"using System;
class Class
{
string M(int i)
{
new T(M);
}
}
internal class T
{
private Func<int, string> m;
public T(Func<int, string> m)
{
this.m = m;
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithLambda()
{
await TestInRegularAndScriptAsync(
@"class Class
{
string M(int i)
{
new [|T|](a => a.ToString());
}
}",
@"using System;
class Class
{
string M(int i)
{
new T(a => a.ToString());
}
}
internal class T
{
private Func<object, object> value;
public T(Func<object, object> value)
{
this.value = value;
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithDelegatingConstructor1()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(int i)
{
Base b = new [|T|](1);
}
}
class Base
{
protected Base(int i)
{
}
}",
@"class Class
{
void M(int i)
{
Base b = new T(1);
}
}
internal class T : Base
{
public T(int i) : base(i)
{
}
}
class Base
{
protected Base(int i)
{
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithDelegatingConstructor2()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(int i)
{
Base b = new [|T|](1);
}
}
class Base
{
protected Base(object i)
{
}
}",
@"class Class
{
void M(int i)
{
Base b = new T(1);
}
}
internal class T : Base
{
public T(object i) : base(i)
{
}
}
class Base
{
protected Base(object i)
{
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithDelegatingConstructor3()
{
await TestInRegularAndScriptAsync(
@"using System.Collections.Generic;
class Class
{
void M()
{
Base b = new [|T|](new List<int>());
}
}
class Base
{
protected Base(IEnumerable<int> values)
{
}
}",
@"using System.Collections.Generic;
class Class
{
void M()
{
Base b = new T(new List<int>());
}
}
internal class T : Base
{
public T(IEnumerable<int> values) : base(values)
{
}
}
class Base
{
protected Base(IEnumerable<int> values)
{
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithDelegatingConstructor4()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(int i)
{
Base b = new [|T|](ref i);
}
}
class Base
{
protected Base(ref int o)
{
}
}",
@"class Class
{
void M(int i)
{
Base b = new T(ref i);
}
}
internal class T : Base
{
public T(ref int o) : base(ref o)
{
}
}
class Base
{
protected Base(ref int o)
{
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithDelegatingConstructor5()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(int i)
{
Base b = new [|T|](a => a.ToString());
}
}
class Base
{
protected Base(System.Func<int, string> f)
{
}
}",
@"using System;
class Class
{
void M(int i)
{
Base b = new T(a => a.ToString());
}
}
internal class T : Base
{
public T(Func<int, string> f) : base(f)
{
}
}
class Base
{
protected Base(System.Func<int, string> f)
{
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithDelegatingConstructor6()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(int i)
{
Base b = new [|T|](out i);
}
}
class Base
{
protected Base(out int o)
{
}
}",
@"class Class
{
void M(int i)
{
Base b = new T(out i);
}
}
internal class T : Base
{
public T(out int o) : base(out o)
{
}
}
class Base
{
protected Base(out int o)
{
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithDelegatingConstructorAssigningToNullableField()
{
await TestInRegularAndScriptAsync(
@"#nullable enable
class Class
{
void M()
{
Base? b = new [|T|]();
}
}
class Base
{
}",
@"#nullable enable
class Class
{
void M()
{
Base? b = new [|T|]();
}
}
internal class T : Base
{
}
class Base
{
}",
index: 1);
}
[Fact]
public async Task GenerateWithNonDelegatingConstructor1()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(int i)
{
Base b = new [|T|](1);
}
}
class Base
{
protected Base(string i)
{
}
}",
@"class Class
{
void M(int i)
{
Base b = new T(1);
}
}
internal class T : Base
{
private int v;
public T(int v)
{
this.v = v;
}
}
class Base
{
protected Base(string i)
{
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithNonDelegatingConstructor2()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(int i)
{
Base b = new [|T|](ref i);
}
}
class Base
{
protected Base(out int o)
{
}
}",
@"class Class
{
void M(int i)
{
Base b = new T(ref i);
}
}
internal class T : Base
{
private int i;
public T(ref int i)
{
this.i = i;
}
}
class Base
{
protected Base(out int o)
{
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithNonDelegatingConstructor3()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(int i, bool f)
{
Base b = new [|T|](out i, out f);
}
}
class Base
{
protected Base(ref int o, out bool b)
{
}
}",
@"class Class
{
void M(int i, bool f)
{
Base b = new T(out i, out f);
}
}
internal class T : Base
{
public T(out int i, out bool f)
{
i = 0;
f = false;
}
}
class Base
{
protected Base(ref int o, out bool b)
{
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithNonDelegatingConstructor4()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M()
{
Base b = new [|T|](1);
}
}
class Base
{
private Base(int i)
{
}
}",
@"class Class
{
void M()
{
Base b = new T(1);
}
}
internal class T : Base
{
private int v;
public T(int v)
{
this.v = v;
}
}
class Base
{
private Base(int i)
{
}
}",
index: 1);
}
[Fact]
public async Task GenerateWithCallToField1()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(int i)
{
Base b = new [|T|](i);
}
}
class Base
{
protected int i;
}",
@"class Class
{
void M(int i)
{
Base b = new T(i);
}
}
internal class T : Base
{
public T(int i)
{
this.i = i;
}
}
class Base
{
protected int i;
}",
index: 1);
}
[Fact]
public async Task GenerateWithCallToField2()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(string i)
{
Base b = new [|T|](i);
}
}
class Base
{
protected object i;
}",
@"class Class
{
void M(string i)
{
Base b = new T(i);
}
}
internal class T : Base
{
public T(string i)
{
this.i = i;
}
}
class Base
{
protected object i;
}",
index: 1);
}
[Fact]
public async Task GenerateWithCallToField3()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(string i)
{
Base b = new [|T|](i);
}
}
class Base
{
protected bool i;
}",
@"class Class
{
void M(string i)
{
Base b = new T(i);
}
}
internal class T : Base
{
private string i;
public T(string i)
{
this.i = i;
}
}
class Base
{
protected bool i;
}",
index: 1);
}
[Fact]
public async Task GenerateWithCallToField4()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(bool i)
{
Base b = new [|T|](i);
}
}
class Base
{
protected bool ii;
}",
@"class Class
{
void M(bool i)
{
Base b = new T(i);
}
}
internal class T : Base
{
private bool i;
public T(bool i)
{
this.i = i;
}
}
class Base
{
protected bool ii;
}",
index: 1);
}
[Fact]
public async Task GenerateWithCallToField5()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(bool i)
{
Base b = new [|T|](i);
}
}
class Base
{
private bool i;
}",
@"class Class
{
void M(bool i)
{
Base b = new T(i);
}
}
internal class T : Base
{
private bool i;
public T(bool i)
{
this.i = i;
}
}
class Base
{
private bool i;
}",
index: 1);
}
[Fact]
public async Task GenerateWithCallToField6()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(bool i)
{
Base b = new [|T|](i);
}
}
class Base
{
protected readonly bool i;
}",
@"class Class
{
void M(bool i)
{
Base b = new T(i);
}
}
internal class T : Base
{
private bool i;
public T(bool i)
{
this.i = i;
}
}
class Base
{
protected readonly bool i;
}",
index: 1);
}
[Fact]
public async Task GenerateWithCallToField7()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(int i)
{
Base b = new [|T|](i);
}
}
class Base
{
protected int I;
}",
@"class Class
{
void M(int i)
{
Base b = new T(i);
}
}
internal class T : Base
{
public T(int i)
{
I = i;
}
}
class Base
{
protected int I;
}",
index: 1);
}
[Fact]
public async Task GenerateWithCallToField7WithQualification()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(int i)
{
Base b = new [|T|](i);
}
}
class Base
{
protected int I;
}",
@"class Class
{
void M(int i)
{
Base b = new T(i);
}
}
internal class T : Base
{
public T(int i)
{
this.I = i;
}
}
class Base
{
protected int I;
}",
index: 1,
options: Option(CodeStyleOptions2.QualifyFieldAccess, true, NotificationOption2.Error));
}
[Fact]
public async Task GenerateWithCallToField8()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(int i)
{
Base b = new [|T|](i);
}
}
class Base
{
private int I;
}",
@"class Class
{
void M(int i)
{
Base b = new T(i);
}
}
internal class T : Base
{
private int i;
public T(int i)
{
this.i = i;
}
}
class Base
{
private int I;
}",
index: 1);
}
[Fact]
public async Task GenerateWithCallToField9()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(int i)
{
Base b = new [|T|](i);
}
}
class Base
{
public static int i;
}",
@"class Class
{
void M(int i)
{
Base b = new T(i);
}
}
internal class T : Base
{
private int i;
public T(int i)
{
this.i = i;
}
}
class Base
{
public static int i;
}",
index: 1);
}
[Fact]
public async Task GenerateWithCallToField10()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(int i)
{
D d = new [|T|](i);
}
}
class D : B
{
protected int I;
}
class B
{
protected int i }",
@"class Class
{
void M(int i)
{
D d = new T(i);
}
}
internal class T : D
{
public T(int i)
{
this.i = i;
}
}
class D : B
{
protected int I;
}
class B
{
protected int i }",
index: 1);
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/49924")]
public async Task GenerateCorrectFieldNaming()
{
var options = new NamingStylesTestOptionSets(LanguageNames.CSharp);
await TestInRegularAndScriptAsync(
@"class Class
{
void M(int i)
{
D d = new [|D|](i);
}
}",
@"class Class
{
void M(int i)
{
D d = new D(i);
}
}
internal class D
{
private int _i;
public D(int i)
{
_i = i;
}
}",
index: 1, options: options.FieldNamesAreCamelCaseWithUnderscorePrefix);
}
[Fact]
public async Task GenerateWithCallToProperty1()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(int i)
{
Base b = new [|T|](i);
}
}
class Base
{
public int I { get; private set; }
}",
@"class Class
{
void M(int i)
{
Base b = new T(i);
}
}
internal class T : Base
{
private int i;
public T(int i)
{
this.i = i;
}
}
class Base
{
public int I { get; private set; }
}",
index: 1);
}
[Fact]
public async Task GenerateWithCallToProperty2()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(int i)
{
Base b = new [|T|](i);
}
}
class Base
{
public int I { get; protected set; }
}",
@"class Class
{
void M(int i)
{
Base b = new T(i);
}
}
internal class T : Base
{
public T(int i)
{
I = i;
}
}
class Base
{
public int I { get; protected set; }
}",
index: 1);
}
[Fact]
public async Task GenerateWithCallToProperty2WithQualification()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(int i)
{
Base b = new [|T|](i);
}
}
class Base
{
public int I { get; protected set; }
}",
@"class Class
{
void M(int i)
{
Base b = new T(i);
}
}
internal class T : Base
{
public T(int i)
{
this.I = i;
}
}
class Base
{
public int I { get; protected set; }
}",
index: 1,
options: Option(CodeStyleOptions2.QualifyPropertyAccess, true, NotificationOption2.Error));
}
[Fact]
public async Task GenerateWithCallToProperty3()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(int i)
{
Base b = new [|T|](i);
}
}
class Base
{
protected int I { get; set; }
}",
@"class Class
{
void M(int i)
{
Base b = new T(i);
}
}
internal class T : Base
{
public T(int i)
{
I = i;
}
}
class Base
{
protected int I { get; set; }
}",
index: 1);
}
[Fact]
public async Task GenerateWithCallToProperty3WithQualification()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(int i)
{
Base b = new [|T|](i);
}
}
class Base
{
protected int I { get; set; }
}",
@"class Class
{
void M(int i)
{
Base b = new T(i);
}
}
internal class T : Base
{
public T(int i)
{
this.I = i;
}
}
class Base
{
protected int I { get; set; }
}",
index: 1,
options: Option(CodeStyleOptions2.QualifyPropertyAccess, true, NotificationOption2.Error));
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/942568")]
public async Task GenerateTypeWithPreferIntrinsicPredefinedKeywordFalse()
{
await TestInRegularAndScriptAsync(
@"class Class {
void M(int i)
{
var b = new [|T|](i);
}
}",
@"class Class {
void M(int i)
{
var b = new T(i);
}
}
internal class T
{
private System.Int32 i;
public T(System.Int32 i)
{
this.i = i;
}
}",
index: 1,
options: Option(CodeStyleOptions2.PreferIntrinsicPredefinedTypeKeywordInDeclaration, false, NotificationOption2.Error));
}
#endregion
#region Generate Interface
[Fact]
public async Task TestGenerateInterfaceFromTypeConstraint()
{
await TestInRegularAndScriptAsync(
@"class EmployeeList<T> where T : Employee, [|IEmployee|], new()
{
}",
@"class EmployeeList<T> where T : Employee, IEmployee, new()
{
}
internal interface IEmployee
{
}",
index: 1);
}
[Fact]
public async Task TestGenerateInterfaceFromTypeConstraints()
{
await TestInRegularAndScriptAsync(
@"class EmployeeList<T> where T : Employee, IEmployee, [|IComparable<T>|], new()
{
}",
@"class EmployeeList<T> where T : Employee, IEmployee, IComparable<T>, new()
{
}
internal interface IComparable<T> where T : Employee, IEmployee, IComparable<T>, new()
{
}",
index: 1);
}
[Fact]
public async Task NegativeTestGenerateInterfaceFromTypeConstraint()
{
await TestMissingInRegularAndScriptAsync(
@"using System;
class EmployeeList<T> where T : Employee, IEmployee, [|IComparable<T>|], new()
{
}");
}
[Fact]
public async Task TestGenerateInterfaceFromBaseList1()
{
await TestInRegularAndScriptAsync(
@"interface A : [|B|]
{
}",
@"interface A : B
{
}
internal interface B
{
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/538519")]
public async Task TestGenerateInterfaceFromBaseList2()
{
await TestInRegularAndScriptAsync(
@"class Test : [|ITest|]
{
}",
@"class Test : ITest
{
}
internal interface ITest
{
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/538519")]
public async Task TestGenerateInterfaceFromTypeConstraints2()
{
await TestInRegularAndScriptAsync(
@"class Test<T> where T : [|ITest|]
{
}",
@"class Test<T> where T : ITest
{
}
internal interface ITest
{
}",
index: 1);
}
[Fact]
public async Task TestGenerateInterfaceFromBaseList3()
{
await TestInRegularAndScriptAsync(
@"class A : object, [|B|]
{
}",
@"class A : object, B
{
}
internal interface B
{
}",
index: 1);
}
#endregion
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539339")]
public async Task NotInLeftSideOfAssignment()
{
await TestMissingInRegularAndScriptAsync(
@"class Class
{
void M(int i)
{
[|Goo|] = 2;
}
}");
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539339")]
public async Task InLeftSideOfAssignment()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(int i)
{
[|Goo|].Bar = 2;
}
}",
@"class Class
{
void M(int i)
{
Goo.Bar = 2;
}
}
internal class Goo
{
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539339")]
public async Task NotInRightSideOfAssignment()
{
await TestMissingInRegularAndScriptAsync(
@"class Class
{
void M(int i)
{
x = [|Goo|];
}
}");
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539339")]
public async Task InRightSideOfAssignment()
{
await TestInRegularAndScriptAsync(
@"class Class
{
void M(int i)
{
x = [|Goo|].Bar;
}
}",
@"class Class
{
void M(int i)
{
x = Goo.Bar;
}
}
internal class Goo
{
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539489")]
public async Task TestEscapedName()
{
await TestInRegularAndScriptAsync(
@"class Class
{
[|@Goo|] f;
}",
@"class Class
{
@Goo f;
}
internal class Goo
{
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539489")]
public async Task TestEscapedKeyword()
{
await TestInRegularAndScriptAsync(
@"class Class
{
[|@int|] f;
}",
@"class Class
{
@int f;
}
internal class @int
{
}",
index: 1);
}
[WpfFact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539535")]
public async Task TestGenerateIntoNewFile()
{
await TestAddDocumentInRegularAndScriptAsync(
@"class Class { void F() { new [|Goo|].Bar(); } }",
@"namespace Goo
{
internal class Bar
{
public Bar()
{
}
}
}",
expectedContainers: ImmutableArray.Create("Goo"),
expectedDocumentName: "Bar.cs");
}
[WpfFact]
public async Task TestGenerateIntoNewFileWithUsings1()
{
await TestAddDocumentInRegularAndScriptAsync(
@"class Class { void F() { new [|Goo|].Bar(new System.Collections.Generic.List<int>()); } }",
@"using System.Collections.Generic;
namespace Goo
{
internal class Bar
{
private List<int> list;
public Bar(List<int> list)
{
this.list = list;
}
}
}",
expectedContainers: ImmutableArray.Create("Goo"),
expectedDocumentName: "Bar.cs");
}
[WpfFact]
public async Task TestGenerateIntoNewFileWithUsings2()
{
await TestAddDocumentInRegularAndScriptAsync(
@"class Class { void F() { new [|Goo|].Bar(new System.Collections.Generic.List<int>()); } }",
@"namespace Goo
{
using System.Collections.Generic;
internal class Bar
{
private List<int> list;
public Bar(List<int> list)
{
this.list = list;
}
}
}",
expectedContainers: ImmutableArray.Create("Goo"),
expectedDocumentName: "Bar.cs",
parameters: new TestParameters(options: Option(CSharpCodeStyleOptions.PreferredUsingDirectivePlacement, AddImportPlacement.InsideNamespace, NotificationOption2.Error)));
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539620")]
public async Task TestDeclarationSpan()
{
await TestSpansAsync(
@"class Class
{
void Goo()
{
[|Bar|] b;
}
}");
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539674")]
public async Task TestNotInEnumBaseList()
{
await TestMissingInRegularAndScriptAsync(
@"enum E : [|A|]
{
}");
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539681")]
public async Task TestNotInConditional()
{
await TestMissingInRegularAndScriptAsync(
@"class Program
{
static void Main(string[] args)
{
if ([|IsTrue|])
{
}
}
}");
}
[Fact]
public async Task TestInUsing()
{
await TestInRegularAndScriptAsync(
@"using System;
using System.Collections.Generic;
using System.Linq;
class Program
{
static void Main(string[] args)
{
using ([|Goo|] f = bar())
{
}
}
}",
@"using System;
using System.Collections.Generic;
using System.Linq;
class Program
{
static void Main(string[] args)
{
using (Goo f = bar())
{
}
}
}
internal class Goo
{
}",
index: 1);
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/pull/54493")]
public async Task TestInLocalFunction()
{
await TestInRegularAndScriptAsync(
@"using System;
class Program
{
static void Main(string[] args)
{
static [|Goo|]
}
}",
@"using System;
class Program
{
static void Main(string[] args)
{
static Goo
}
}
internal class Goo
{
}",
index: 1);
}
[Fact]
public async Task TestNotInDelegateConstructor()
{
await TestMissingInRegularAndScriptAsync(
@"delegate void D(int x);
class C
{
void M()
{
D d = new D([|Test|]);
}
}");
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539754")]
public async Task TestMissingOnVar()
{
await TestMissingInRegularAndScriptAsync(
@"using System;
using System.Collections.Generic;
using System.Linq;
class Program
{
static void Main(string[] args)
{
[|var|] x = new Program();
}
}");
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539765")]
public async Task TestElideDefaultConstructor()
{
await TestInRegularAndScriptAsync(
@"class A
{
void M()
{
C test = new [|B|]();
}
}
internal class C
{
}",
@"class A
{
void M()
{
C test = new B();
}
}
internal class B : C
{
}
internal class C
{
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539783")]
public async Task RegressionFor5867ErrorToleranceTopLevel()
{
await TestMissingAsync(
@"[|this|] . f = f ; ",
new TestParameters(GetScriptOptions()));
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539799")]
public async Task TestOnInaccessibleType()
{
await TestMissingInRegularAndScriptAsync(
@"class C
{
private class D
{
}
}
class A
{
void M()
{
C.[|D|] d = new C.D();
}
}");
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539794")]
public async Task TestDefaultConstructorInTypeDerivingFromInterface()
{
await TestInRegularAndScriptAsync(
@"class Program
{
static void Main(string[] args)
{
I obj = new [|A|]();
}
}
interface I
{
}",
@"class Program
{
static void Main(string[] args)
{
I obj = new A();
}
}
internal class A : I
{
}
interface I
{
}",
index: 1);
}
[Fact]
public async Task TestGenerateWithThrow()
{
await TestInRegularAndScriptAsync(
@"using System;
class C
{
void M()
{
throw new [|NotFoundException|]();
}
}",
@"using System;
using System.Runtime.Serialization;
class C
{
void M()
{
throw new NotFoundException();
}
}
[Serializable]
internal class NotFoundException : Exception
{
public NotFoundException()
{
}
public NotFoundException(string message) : base(message)
{
}
public NotFoundException(string message, Exception innerException) : base(message, innerException)
{
}
protected NotFoundException(SerializationInfo info, StreamingContext context) : base(info, context)
{
}
}",
index: 1);
}
[Fact]
public async Task TestGenerateInTryCatch()
{
await TestInRegularAndScriptAsync(
@"using System;
class C
{
void M()
{
try
{
}
catch ([|NotFoundException|] ex)
{
}
}
}",
@"using System;
using System.Runtime.Serialization;
class C
{
void M()
{
try
{
}
catch (NotFoundException ex)
{
}
}
}
[Serializable]
internal class NotFoundException : Exception
{
public NotFoundException()
{
}
public NotFoundException(string message) : base(message)
{
}
public NotFoundException(string message, Exception innerException) : base(message, innerException)
{
}
protected NotFoundException(SerializationInfo info, StreamingContext context) : base(info, context)
{
}
}",
index: 1);
}
[Fact, Trait(Traits.Feature, Traits.Features.CodeActionsGenerateMethod)]
[WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539739")]
public async Task TestNotGenerateInDelegateConstructor()
{
await TestMissingInRegularAndScriptAsync(
@"using System;
delegate void D(int x);
class C
{
void M()
{
D d = new D([|Test|]);
}
}");
}
[Fact]
public async Task TestInStructBaseList()
{
await TestInRegularAndScriptAsync(
@"struct S : [|A|]
{
}",
@"struct S : A
{
}
internal interface A
{
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539870")]
public async Task TestGenericWhenNonGenericExists()
{
await TestInRegularAndScriptAsync(
@"class C
{
void Goo()
{
[|A<T>|] a;
}
}
class A
{
}",
@"class C
{
void Goo()
{
A<T> a;
}
}
internal class A<T>
{
}
class A
{
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539930")]
public async Task TestInheritedTypeParameters()
{
await TestInRegularAndScriptAsync(
@"class C<T, R>
{
void M()
{
I<T, R> i = new [|D<T, R>|]();
}
}
interface I<T, R>
{
}",
@"class C<T, R>
{
void M()
{
I<T, R> i = new D<T, R>();
}
}
internal class D<T, R> : I<T, R>
{
}
interface I<T, R>
{
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539971")]
public async Task TestDoNotUseOuterTypeParameters()
{
await TestInRegularAndScriptAsync(
@"class C<T1, T2>
{
public void Goo()
{
[|D<int, string>|] d;
}
}",
@"class C<T1, T2>
{
public void Goo()
{
D<int, string> d;
}
private class D<T3, T4>
{
}
}",
index: 2);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539970")]
public async Task TestReferencingTypeParameters1()
{
await TestInRegularAndScriptAsync(
@"class M<T, R>
{
public void Goo()
{
I<T, R> i = new [|C<int, string>|]();
}
}
interface I<T, R>
{
}",
@"class M<T, R>
{
public void Goo()
{
I<T, R> i = new C<int, string>();
}
}
internal class C<T1, T2> : I<object, object>
{
}
interface I<T, R>
{
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539970")]
public async Task TestReferencingTypeParameters2()
{
await TestInRegularAndScriptAsync(
@"class M<T, R>
{
public void Goo()
{
I<T, R> i = new [|C<int, string>|]();
}
}
interface I<T, R>
{
}",
@"class M<T, R>
{
public void Goo()
{
I<T, R> i = new C<int, string>();
}
private class C<T1, T2> : I<T, R>
{
}
}
interface I<T, R>
{
}",
index: 2);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539972")]
public async Task TestReferencingTypeParameters3()
{
await TestInRegularAndScriptAsync(
@"class C<T1, T2>
{
public void Goo(T1 t1, T2 t2)
{
A a = new [|A|](t1, t2);
}
}",
@"class C<T1, T2>
{
public void Goo(T1 t1, T2 t2)
{
A a = new A(t1, t2);
}
}
internal class A
{
private object t1;
private object t2;
public A(object t1, object t2)
{
this.t1 = t1;
this.t2 = t2;
}
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539972")]
public async Task TestReferencingTypeParameters4()
{
await TestInRegularAndScriptAsync(
@"class C<T1, T2>
{
public void Goo(T1 t1, T2 t2)
{
A a = new [|A|](t1, t2);
}
}",
@"class C<T1, T2>
{
public void Goo(T1 t1, T2 t2)
{
A a = new A(t1, t2);
}
private class A
{
private T1 t1;
private T2 t2;
public A(T1 t1, T2 t2)
{
this.t1 = t1;
this.t2 = t2;
}
}
}",
index: 2);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539992")]
public async Task TestNotPassingEmptyIssueListToCtor()
{
await TestMissingInRegularAndScriptAsync(
@"using System.Linq;
class Program
{
void Main()
{
Enumerable.[|T|] Enumerable . Select(Enumerable.Range(0, 9), i => char.Parse(i.ToString())) }
}");
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/540644")]
public async Task TestGenerateWithVoidArg()
{
await TestInRegularAndScriptAsync(
@"class Program
{
void M()
{
C c = new [|C|](M());
}
}",
@"class Program
{
void M()
{
C c = new C(M());
}
}
internal class C
{
private object v;
public C(object v)
{
this.v = v;
}
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/540989")]
public async Task TestMissingOnInaccessibleType()
{
await TestMissingInRegularAndScriptAsync(
@"class Outer
{
class Inner
{
}
}
class A
{
Outer.[|Inner|] inner;
}");
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/540766")]
public async Task TestOnInvalidGlobalCode()
{
await TestInRegularAndScriptAsync(
@"[|a|] test ",
@"[|a|] test internal class a
{
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/539985")]
public async Task TestDoNotInferTypeWithWrongArity()
{
await TestInRegularAndScriptAsync(
@"class C<T1>
{
public void Test()
{
C c = new [|C|]();
}
}",
@"class C<T1>
{
public void Test()
{
C c = new C();
}
}
internal class C
{
public C()
{
}
}",
index: 1);
}
[Fact]
public async Task TestMissingOnInvalidConstructorToExistingType()
{
await TestMissingInRegularAndScriptAsync(
@"class Program
{
static void Main()
{
new [|Program|](1);
}
}");
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/541263")]
public async Task TestAccessibilityConstraint()
{
await TestInRegularAndScriptAsync(
@"public static class MyExtension
{
public static int ExtensionMethod(this String s, [|D|] d)
{
return 10;
}
}",
@"public static class MyExtension
{
public static int ExtensionMethod(this String s, D d)
{
return 10;
}
}
public class D
{
}",
index: 1);
}
[Fact]
public async Task TestBaseTypeAccessibilityConstraint()
{
await TestInRegularAndScriptAsync(
@"public class C : [|D|]
{
}",
@"public class C : D
{
}
public class D
{
}",
index: 1);
}
[Fact]
public async Task TestBaseInterfaceAccessibilityConstraint1()
{
await TestInRegularAndScriptAsync(
@"public class C : X, [|IGoo|]
{
}",
@"public class C : X, IGoo
{
}
internal interface IGoo
{
}",
index: 1);
}
[Fact]
public async Task TestAccessibilityConstraint2()
{
await TestInRegularAndScriptAsync(
@"public interface C : [|IBar|], IGoo
{
}",
@"public interface C : IBar, IGoo
{
}
public interface IBar
{
}",
index: 1);
}
[Fact]
public async Task TestAccessibilityConstraint3()
{
await TestInRegularAndScriptAsync(
@"public interface C : IBar, [|IGoo|]
{
}",
@"public interface C : IBar, IGoo
{
}
public interface IGoo
{
}",
index: 1);
}
[Fact]
public async Task TestDelegateReturnTypeAccessibilityConstraint()
{
await TestInRegularAndScriptAsync(
@"public delegate [|D|] Goo();",
@"public delegate D Goo();
public class D
{
}",
index: 1);
}
[Fact]
public async Task TestDelegateParameterAccessibilityConstraint()
{
await TestInRegularAndScriptAsync(
@"public delegate D Goo([|S|] d);",
@"public delegate D Goo(S d);
public class S
{
}",
index: 1);
}
[Fact]
public async Task TestMethodParameterAccessibilityConstraint()
{
await TestInRegularAndScriptAsync(
@"public class C
{
public void Goo([|F|] f);
}",
@"public class C
{
public void Goo(F f);
}
public class F
{
}",
index: 1);
}
[Fact]
public async Task TestMethodReturnTypeAccessibilityConstraint()
{
await TestInRegularAndScriptAsync(
@"public class C
{
public [|F|] Goo(Bar f);
}",
@"public class C
{
public F Goo(Bar f);
public class F
{
}
}",
index: 2);
}
[Fact]
public async Task TestPropertyTypeAccessibilityConstraint()
{
await TestInRegularAndScriptAsync(
@"public class C
{
public [|F|] Goo { get; }
}",
@"public class C
{
public F Goo { get; }
public class F
{
}
}",
index: 2);
}
[Fact]
public async Task TestFieldEventTypeAccessibilityConstraint()
{
await TestInRegularAndScriptAsync(
@"public class C
{
public event [|F|] E;
}",
@"public class C
{
public event F E;
public class F
{
}
}",
index: 2);
}
[Fact]
public async Task TestEventTypeAccessibilityConstraint()
{
await TestInRegularAndScriptAsync(
@"public class C
{
public event [|F|] E
{
add
{
}
remove
{
}
}
}",
@"public class C
{
public event F E
{
add
{
}
remove
{
}
}
}
public class F
{
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/541654")]
public async Task TestGenerateVarType()
{
await TestInRegularAndScriptAsync(
@"class C
{
public static void Main()
{
[|@var|] v;
}
}",
@"class C
{
public static void Main()
{
@var v;
}
}
internal class var
{
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/541641")]
public async Task TestOnBadAttribute()
{
await TestInRegularAndScriptAsync(
@"[[|AttClass|]()]
class C
{
}
internal class AttClassAttribute
{
}",
@"using System;
[AttClass()]
class C
{
}
internal class AttClassAttribute : Attribute
{
}
internal class AttClassAttribute
{
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/542528")]
public async Task TestGenerateStruct1()
{
await TestInRegularAndScriptAsync(
@"using System;
class A<T> where T : struct
{
}
class Program
{
static void Main()
{
new A<[|S|]>();
}
}",
@"using System;
class A<T> where T : struct
{
}
class Program
{
static void Main()
{
new A<S>();
}
}
internal struct S
{
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/542480")]
public async Task TestCopyConstraints1()
{
await TestInRegularAndScriptAsync(
@"class A<T> where T : class
{
}
class Program
{
static void Goo<T>() where T : class
{
A<T> a = new [|B<T>|]();
}
}",
@"class A<T> where T : class
{
}
class Program
{
static void Goo<T>() where T : class
{
A<T> a = new B<T>();
}
}
internal class B<T> : A<T> where T : class
{
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/542528")]
public async Task TestGenerateStruct2()
{
await TestInRegularAndScriptAsync(
@"using System;
class A<T> where T : struct
{
}
class Program
{
static void Main()
{
new A<Program.[|S|]>();
}
}",
@"using System;
class A<T> where T : struct
{
}
class Program
{
static void Main()
{
new A<Program.S>();
}
private struct S
{
}
}");
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/542528")]
public async Task TestGenerateStruct3()
{
await TestInRegularAndScriptAsync(
@"using System;
class Program
{
static void Main()
{
Goo<Program.[|S|]>();
}
static void Goo<T>() where T : struct
{
}
}",
@"using System;
class Program
{
static void Main()
{
Goo<Program.S>();
}
static void Goo<T>() where T : struct
{
}
private struct S
{
}
}");
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/542761")]
public async Task TestGenerateOpenType1()
{
await TestInRegularAndScriptAsync(
@"class Program
{
static void Main()
{
var x = typeof([|C<,>|]);
}
}",
@"class Program
{
static void Main()
{
var x = typeof(C<,>);
}
}
internal class C<T1, T2>
{
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/542766")]
public async Task TestGenerateAttributeInGenericType()
{
await TestActionCountAsync(
@"using System;
class A<T>
{
[[|C|]]
void Goo()
{
}
}",
count: 6);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/543061")]
public async Task TestNestedGenericAccessibility()
{
await TestInRegularAndScriptAsync(
@"using System.Collections.Generic;
public class C
{
public void Goo(List<[|NewClass|]> x)
{
}
}",
@"using System.Collections.Generic;
public class C
{
public void Goo(List<NewClass> x)
{
}
}
public class NewClass
{
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/543493")]
public async Task MissingIfNotInTypeStatementOrExpressionContext()
{
await TestMissingInRegularAndScriptAsync(
@"class C
{
void M()
{
a [|b|] c d }
}");
await TestMissingInRegularAndScriptAsync(
@"class C
{
void M()
{
a b [|c|] d }
}");
await TestMissingInRegularAndScriptAsync(
@"class C
{
void M()
{
a b c [|d|] }
}");
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/542641")]
public async Task TestAttributeSuffixOnAttributeSubclasses()
{
await TestInRegularAndScriptAsync(
@"using System.Runtime.CompilerServices;
class Program
{
static void Main(string[] args)
{
CustomConstantAttribute a = new [|GooAttribute|]();
}
}",
@"using System.Runtime.CompilerServices;
class Program
{
static void Main(string[] args)
{
CustomConstantAttribute a = new GooAttribute();
}
}
internal class GooAttribute : CustomConstantAttribute
{
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/543853")]
public async Task TestDisplayStringForGlobalNamespace()
{
await TestSmartTagTextAsync(
@"class C : [|Goo|]",
string.Format(FeaturesResources.Generate_0_1_in_new_file, "class", "Goo"));
}
[WpfFact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/543853")]
public async Task TestAddDocumentForGlobalNamespace()
{
await TestAddDocumentInRegularAndScriptAsync(
@"class C : [|Goo|]",
@"internal class Goo
{
}",
ImmutableArray<string>.Empty,
"Goo.cs");
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/543886")]
public async Task TestVerbatimAttribute()
{
await TestInRegularAndScriptAsync(
@"[[|@X|]]
class Class3
{
}",
@"using System;
[@X]
class Class3
{
}
internal class X : Attribute
{
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/531220")]
public async Task CompareIncompleteMembersToEqual()
{
await TestInRegularAndScriptAsync(
@"class C
{
X.X,X class X
{
X
}
X void X<X void X
x, [|x|])",
@"class C
{
X.X,X class X
{
X
}
X void X<X void X
x, x)private class x
{
}
}
",
index: 2);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/544168")]
public async Task TestNotOnAbstractClassCreation()
{
await TestMissingInRegularAndScriptAsync(
@"abstract class Goo
{
}
class SomeClass
{
void goo()
{
var q = new [|Goo|]();
}
}");
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/545362")]
public async Task TestGenerateInVenus1()
{
var code = @"
#line hidden
#line 1 ""Default.aspx""
class Program
{
static void Main(string[] args)
{
[|Goo|] f;
#line hidden
#line 2 ""Default.aspx""
}
}
";
await TestExactActionSetOfferedAsync(code,
[
string.Format(FeaturesResources.Generate_0_1_in_new_file, "class", "Goo"),
string.Format(FeaturesResources.Generate_nested_0_1, "class", "Goo", "Program"),
FeaturesResources.Generate_new_type
]);
await TestInRegularAndScriptAsync(code,
@"
#line hidden
#line 1 ""Default.aspx""
class Program
{
static void Main(string[] args)
{
[|Goo|] f;
#line hidden
#line 2 ""Default.aspx""
}
private class Goo
{
}
}
", index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/869506")]
public async Task TestGenerateTypeOutsideCurrentProject()
{
var code = @"<Workspace>
<Project Language=""C#"" AssemblyName=""Assembly1"" CommonReferences=""true"">
<ProjectReference>Assembly2</ProjectReference>
<Document FilePath=""Test1.cs"">
class Program
{
static void Main(string[] args)
{
[|A.B.C$$|].D f;
}
}
namespace A
{
}
</Document>
</Project>
<Project Language=""C#"" AssemblyName=""Assembly2"" CommonReferences=""true"">
<Document FilePath=""Test2.cs"">
namespace A
{
public class B
{
}
}
</Document>
</Project>
</Workspace>";
var expected = @"
namespace A
{
public class B
{
public class C
{
}
}
}
";
await TestInRegularAndScriptAsync(code, expected);
}
[WpfFact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/932602")]
public async Task TestGenerateTypeInFolderNotDefaultNamespace_0()
{
var code = @"<Workspace>
<Project Language=""C#"" AssemblyName=""Assembly1"" CommonReferences=""true"" DefaultNamespace = ""Namespace1.Namespace2"">
<Document FilePath=""Test1.cs"">
namespace Namespace1.Namespace2
{
public class ClassA : [|$$ClassB|]
{
}
}
</Document>
</Project>
</Workspace>";
var expected = @"namespace Namespace1.Namespace2
{
public class ClassB
{
}
}";
await TestAddDocumentInRegularAndScriptAsync(code,
expected,
expectedContainers: ImmutableArray<string>.Empty,
expectedDocumentName: "ClassB.cs");
}
[WpfFact]
public async Task TestGenerateTypeInFolderNotDefaultNamespace_0_FileScopedNamespace()
{
var code = @"<Workspace>
<Project Language=""C#"" AssemblyName=""Assembly1"" CommonReferences=""true"" DefaultNamespace = ""Namespace1.Namespace2"">
<Document FilePath=""Test1.cs"">
namespace Namespace1.Namespace2;
public class ClassA : [|$$ClassB|]
{
}
</Document>
</Project>
</Workspace>";
var expected = @"namespace Namespace1.Namespace2;
public class ClassB
{
}";
await TestAddDocumentInRegularAndScriptAsync(code,
expected,
expectedContainers: ImmutableArray<string>.Empty,
expectedDocumentName: "ClassB.cs",
new TestParameters(
parseOptions: CSharpParseOptions.Default.WithLanguageVersion(LanguageVersion.CSharp10),
options: Option(CSharpCodeStyleOptions.NamespaceDeclarations, NamespaceDeclarationPreference.FileScoped, NotificationOption2.Silent)));
}
[WpfFact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/932602")]
public async Task TestGenerateTypeInFolderNotDefaultNamespace_1()
{
var code = @"<Workspace>
<Project Language=""C#"" AssemblyName=""Assembly1"" CommonReferences=""true"" DefaultNamespace = ""Namespace1.Namespace2"" >
<Document FilePath=""Test1.cs"" Folders=""Namespace1\Namespace2"">
namespace Namespace1.Namespace2.Namespace3
{
public class ClassA : [|$$ClassB|]
{
}
}
</Document>
</Project>
</Workspace>";
var expected = @"namespace Namespace1.Namespace2.Namespace3
{
public class ClassB
{
}
}";
await TestAddDocumentInRegularAndScriptAsync(code,
expected,
expectedContainers: ImmutableArray.Create("Namespace1", "Namespace2"),
expectedDocumentName: "ClassB.cs");
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/612700")]
public async Task TestGenerateTypeWithNoBraces()
{
var code = @"class Test : [|Base|]";
var expected = @"class Test : Base
internal class Base
{
}";
await TestInRegularAndScriptAsync(code, expected, index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/940003")]
public async Task TestWithProperties1()
{
var code = @"using System;
class Program
{
static void Main(string[] args)
{
var c = new [|Customer|](x: 1, y: ""Hello"") {Name = ""John"", Age = DateTime.Today};
}
}";
var expected = @"using System;
class Program
{
static void Main(string[] args)
{
var c = new Customer(x: 1, y: ""Hello"") {Name = ""John"", Age = DateTime.Today};
}
}
internal class Customer
{
private int x;
private string y;
public Customer(int x, string y)
{
this.x = x;
this.y = y;
}
public string Name { get; set; }
public DateTime Age { get; set; }
}";
await TestInRegularAndScriptAsync(code, expected, index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/940003")]
public async Task TestWithProperties2()
{
var code = @"using System;
class Program
{
static void Main(string[] args)
{
var c = new [|Customer|](x: 1, y: ""Hello"") {Name = null, Age = DateTime.Today};
}
}";
var expected = @"using System;
class Program
{
static void Main(string[] args)
{
var c = new Customer(x: 1, y: ""Hello"") {Name = null, Age = DateTime.Today};
}
}
internal class Customer
{
private int x;
private string y;
public Customer(int x, string y)
{
this.x = x;
this.y = y;
}
public object Name { get; set; }
public DateTime Age { get; set; }
}";
await TestInRegularAndScriptAsync(code, expected, index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/940003")]
public async Task TestWithProperties3()
{
var code = @"using System;
class Program
{
static void Main(string[] args)
{
var c = new [|Customer|](x: 1, y: ""Hello"") {Name = Goo, Age = DateTime.Today};
}
}";
var expected = @"using System;
class Program
{
static void Main(string[] args)
{
var c = new Customer(x: 1, y: ""Hello"") {Name = Goo, Age = DateTime.Today};
}
}
internal class Customer
{
private int x;
private string y;
public Customer(int x, string y)
{
this.x = x;
this.y = y;
}
public object Name { get; set; }
public DateTime Age { get; set; }
}";
await TestInRegularAndScriptAsync(code, expected, index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/1082031")]
public async Task TestWithProperties4()
{
var code = @"using System;
class Program
{
static void Main(string[] args)
{
var c = new [|Customer|] {Name = ""John"", Age = DateTime.Today};
}
}";
var expected = @"using System;
class Program
{
static void Main(string[] args)
{
var c = new Customer {Name = ""John"", Age = DateTime.Today};
}
}
internal class Customer
{
public string Name { get; set; }
public DateTime Age { get; set; }
}";
await TestInRegularAndScriptAsync(code, expected, index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/1032176"), WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/1073099")]
public async Task TestWithNameOf()
{
var code = @"class C
{
void M()
{
var x = nameof([|Z|]);
}
}
";
var expected = @"class C
{
void M()
{
var x = nameof(Z);
}
}
internal class Z
{
}";
await TestInRegularAndScriptAsync(code, expected, index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/1032176"), WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/1073099")]
public async Task TestWithNameOf2()
{
var code = @"class C
{
void M()
{
var x = nameof([|C.Test|]);
}
}";
var expected = @"class C
{
void M()
{
var x = nameof(C.Test);
}
private class Test
{
}
}";
await TestInRegularAndScriptAsync(code, expected);
}
[Fact]
public async Task TestWithUsingStatic()
{
await TestInRegularAndScriptAsync(
@"using static [|Sample|];",
@"using static Sample;
internal class Sample
{
}",
index: 1);
}
[Fact]
public async Task TestWithUsingStatic2()
{
await TestMissingInRegularAndScriptAsync(
@"using [|Sample|];");
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/1107929")]
public async Task TestAccessibilityForPublicFields()
{
await TestInRegularAndScriptAsync(
@"class A
{
public B b = new [|B|]();
}",
@"public class B
{
public B()
{
}
}");
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/1107929")]
public async Task TestAccessibilityForPublicFields2()
{
await TestInRegularAndScriptAsync(
@"class A
{
public B b = new [|B|]();
}",
@"class A
{
public B b = new B();
}
public class B
{
public B()
{
}
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/1107929")]
public async Task TestAccessibilityForPublicFields3()
{
await TestInRegularAndScriptAsync(
@"class A
{
public B b = new [|B|]();
}",
@"class A
{
public B b = new B();
public class B
{
public B()
{
}
}
}",
index: 2);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/1107929")]
public async Task TestAccessibilityForPublicFields4()
{
await TestInRegularAndScriptAsync(
@"class A
{
public B<int> b = new [|B|]<int>();
}",
@"public class B<T>
{
public B()
{
}
}");
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/1107929")]
public async Task TestAccessibilityForPublicFields5()
{
await TestInRegularAndScriptAsync(
@"class A
{
public B<int> b = new [|B|]<int>();
}",
@"class A
{
public B<int> b = new B<int>();
}
public class B<T>
{
public B()
{
}
}",
index: 1);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/1107929")]
public async Task TestAccessibilityForPublicFields6()
{
await TestInRegularAndScriptAsync(
@"class A
{
public B<int> b = new [|B|]<int>();
}",
@"class A
{
public B<int> b = new B<int>();
public class B<T>
{
public B()
{
}
}
}",
index: 2);
}
[WpfFact, WorkItem("https://github.com/dotnet/roslyn/issues/17361")]
public async Task TestPreserveFileBanner1()
{
await TestAddDocumentInRegularAndScriptAsync(
@"// I am a banner
class Program
{
void Main ( )
{
[|Goo|] f ;
}
} ",
@"// I am a banner
internal class Goo
{
}",
expectedContainers: ImmutableArray<string>.Empty,
expectedDocumentName: "Goo.cs");
}
[WpfFact, WorkItem("https://github.com/dotnet/roslyn/issues/17361")]
public async Task TestPreserveFileBanner2()
{
await TestAddDocumentInRegularAndScriptAsync(
@"/// I am a doc comment
class Program
{
void Main ( )
{
[|Goo|] f ;
}
} ",
@"internal class Goo
{
}",
expectedContainers: ImmutableArray<string>.Empty,
expectedDocumentName: "Goo.cs");
}
[WpfFact, WorkItem("https://github.com/dotnet/roslyn/issues/17361")]
public async Task TestPreserveFileBanner3()
{
await TestAddDocumentInRegularAndScriptAsync(
@"// I am a banner
using System;
class Program
{
void Main (StackOverflowException e)
{
var f = new [|Goo|](e);
}
}",
@"// I am a banner
using System;
internal class Goo
{
private StackOverflowException e;
public Goo(StackOverflowException e)
{
this.e = e;
}
}",
expectedContainers: ImmutableArray<string>.Empty,
expectedDocumentName: "Goo.cs");
}
[WpfFact, WorkItem("https://github.com/dotnet/roslyn/issues/17361")]
public async Task TestPreserveFileBanner4()
{
await TestAddDocumentInRegularAndScriptAsync(
@"class Program
{
void Main ( )
{
[|Goo|] f ;
}
} ",
@"// I am a banner
internal class Goo
{
}",
expectedContainers: ImmutableArray<string>.Empty,
expectedDocumentName: "Goo.cs",
new TestParameters(options: Option(CodeStyleOptions2.FileHeaderTemplate, "I am a banner")));
}
[Theory, WorkItem("https://github.com/dotnet/roslyn/issues/22293")]
[InlineData("void")]
[InlineData("int")]
public async Task TestMethodGroupWithMissingSystemActionAndFunc(string returnType)
{
await TestInRegularAndScriptAsync(
$@"
<Workspace>
<Project Language=""C#"" CommonReferencesMinCorlib=""true"">
<Document><;
}}
{returnType} Method()
{{
}}
}}
]]>
</Document>
</Project>
</Workspace>",
$@"
class C
{{
void M()
{{
new Class(Method);
}}
{returnType} Method()
{{
}}
}}
internal class Class
{{
private object method;
public Class(object method)
{{
this.method = method;
}}
}}",
index: 1);
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/270")]
public async Task TestGenerateInIsExpression()
{
await TestInRegularAndScriptAsync(
@"using System;
class Program
{
static void Main(Exception p)
{
bool result = p is [|SampleType|];
}
}",
@"using System;
using System.Runtime.Serialization;
class Program
{
static void Main(Exception p)
{
bool result = p is SampleType;
}
}
[Serializable]
internal class SampleType : Exception
{
public SampleType()
{
}
public SampleType(string message) : base(message)
{
}
public SampleType(string message, Exception innerException) : base(message, innerException)
{
}
protected SampleType(SerializationInfo info, StreamingContext context) : base(info, context)
{
}
}",
index: 1);
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/45808")]
public async Task TestGenerateUnsafe()
{
await TestInRegularAndScriptAsync(
@"class C
{
unsafe void M(int* x)
{
new [|D|](x);
}
}",
@"class C
{
unsafe void M(int* x)
{
new D(x);
}
}
internal class D
{
private unsafe int* x;
public unsafe D(int* x)
{
this.x = x;
}
}", index: 1);
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/40605")]
public async Task DoNoInferArrayBaseType1()
{
await TestInRegularAndScriptAsync(
@"using System;
class C
{
void M()
{
Array.Sort(new[] { ""a"", ""b"", ""c"" }, new [|MyComparer|]());
}
}",
@"using System;
using System.Collections;
class C
{
void M()
{
Array.Sort(new[] { ""a"", ""b"", ""c"" }, new MyComparer());
}
}
internal class MyComparer : IComparer
{
}", index: 1);
}
}
|