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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.Threading.Tasks;
using Microsoft.CodeAnalysis.Test.Utilities;
using Roslyn.Test.Utilities;
using Xunit;
namespace Microsoft.CodeAnalysis.Editor.CSharp.UnitTests.Recommendations
{
[Trait(Traits.Feature, Traits.Features.KeywordRecommending)]
public class ByteKeywordRecommenderTests : KeywordRecommenderTests
{
[Fact]
public async Task TestAtRoot()
{
await VerifyKeywordAsync(
@"$$", options: CSharp9ParseOptions);
}
[Fact]
public async Task TestAfterClass_Interactive()
{
await VerifyKeywordAsync(SourceCodeKind.Script,
"""
class C { }
$$
""");
}
[Fact]
public async Task TestAfterGlobalStatement()
{
await VerifyKeywordAsync(
"""
System.Console.WriteLine();
$$
""", options: CSharp9ParseOptions);
}
[Fact]
public async Task TestAfterGlobalVariableDeclaration()
{
await VerifyKeywordAsync(
"""
int i = 0;
$$
""", options: CSharp9ParseOptions);
}
[Fact]
public async Task TestNotInUsing()
{
await VerifyAbsenceAsync(
@"using $$");
}
[Fact]
public async Task TestInUsingAlias()
{
await VerifyKeywordAsync(
@"using Goo = $$");
}
[Fact]
public async Task TestInGlobalUsingAlias()
{
await VerifyKeywordAsync(
@"global using Goo = $$");
}
[Fact]
public async Task TestAfterStackAlloc()
{
await VerifyKeywordAsync(
"""
class C {
int* goo = stackalloc $$
""");
}
[Theory, CombinatorialData]
public async Task TestInFixedStatement(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"fixed ($$", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Fact]
public async Task TestInDelegateReturnType()
{
await VerifyKeywordAsync(
@"public delegate $$");
}
[Theory, CombinatorialData]
public async Task TestInCastType(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"var str = (($$", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Theory, CombinatorialData]
public async Task TestInCastType2(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"var str = (($$)items) as string;", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Fact]
public async Task TestAfterConstInMemberContext()
{
await VerifyKeywordAsync(
"""
class C {
const $$
""");
}
[Fact]
public async Task TestAfterRefInMemberContext()
{
await VerifyKeywordAsync(
"""
class C {
ref $$
""");
}
[Fact]
public async Task TestAfterRefReadonlyInMemberContext()
{
await VerifyKeywordAsync(
"""
class C {
ref readonly $$
""");
}
[Theory, CombinatorialData]
public async Task TestAfterConstInStatementContext(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"const $$", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Theory, CombinatorialData]
public async Task TestAfterRefInStatementContext(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"ref $$", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Theory, CombinatorialData]
public async Task TestAfterRefReadonlyInStatementContext(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"ref readonly $$", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Theory, CombinatorialData]
public async Task TestAfterConstLocalDeclaration(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"const $$ int local;", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Theory, CombinatorialData]
public async Task TestAfterRefLocalDeclaration(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"ref $$ int local;", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Theory, CombinatorialData]
public async Task TestAfterRefReadonlyLocalDeclaration(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"ref readonly $$ int local;", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Theory, CombinatorialData]
public async Task TestAfterRefLocalFunction(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"ref $$ int Function();", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Theory, CombinatorialData]
public async Task TestAfterRefReadonlyLocalFunction(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"ref readonly $$ int Function();", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Theory, CombinatorialData]
public async Task TestAfterRefExpression(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"ref int x = ref $$", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Theory, CombinatorialData]
public async Task TestInEmptyStatement(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"$$", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Fact]
public async Task TestEnumBaseTypes()
{
await VerifyKeywordAsync(
@"enum E : $$");
}
[Theory, CombinatorialData]
public async Task TestInGenericType1(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"IList<$$", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Theory, CombinatorialData]
public async Task TestInGenericType2(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"IList<int,$$", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Theory, CombinatorialData]
public async Task TestInGenericType3(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"IList<int[],$$", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Theory, CombinatorialData]
public async Task TestInGenericType4(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"IList<IGoo<int?,byte*>,$$", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Fact]
public async Task TestNotInBaseList()
{
await VerifyAbsenceAsync(
@"class C : $$");
}
[Fact]
public async Task TestInGenericType_InBaseList()
{
await VerifyKeywordAsync(
@"class C : IList<$$");
}
[Theory, CombinatorialData]
public async Task TestAfterIs(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"var v = goo is $$", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Theory, CombinatorialData]
public async Task TestAfterAs(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"var v = goo as $$", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Fact]
public async Task TestAfterMethod()
{
await VerifyKeywordAsync(
"""
class C {
void Goo() {}
$$
""");
}
[Fact]
public async Task TestAfterField()
{
await VerifyKeywordAsync(
"""
class C {
int i;
$$
""");
}
[Fact]
public async Task TestAfterProperty()
{
await VerifyKeywordAsync(
"""
class C {
int i { get; }
$$
""");
}
[Fact]
public async Task TestAfterNestedAttribute()
{
await VerifyKeywordAsync(
"""
class C {
[goo]
$$
""");
}
[Fact]
public async Task TestInsideStruct()
{
await VerifyKeywordAsync(
"""
struct S {
$$
""");
}
[Fact]
public async Task TestInsideInterface()
{
await VerifyKeywordAsync(
"""
interface I {
$$
""");
}
[Fact]
public async Task TestInsideClass()
{
await VerifyKeywordAsync(
"""
class C {
$$
""");
}
[Fact]
public async Task TestNotAfterPartial()
=> await VerifyAbsenceAsync(@"partial $$");
[Fact]
public async Task TestNotAfterNestedPartial()
{
await VerifyAbsenceAsync(
"""
class C {
partial $$
""");
}
[Fact]
public async Task TestAfterNestedAbstract()
{
await VerifyKeywordAsync(
"""
class C {
abstract $$
""");
}
[Fact]
public async Task TestAfterNestedInternal()
{
await VerifyKeywordAsync(
"""
class C {
internal $$
""");
}
[Fact]
public async Task TestAfterNestedStaticPublic()
{
await VerifyKeywordAsync(
"""
class C {
static public $$
""");
}
[Fact]
public async Task TestAfterNestedPublicStatic()
{
await VerifyKeywordAsync(
"""
class C {
public static $$
""");
}
[Fact]
public async Task TestAfterVirtualPublic()
{
await VerifyKeywordAsync(
"""
class C {
virtual public $$
""");
}
[Fact]
public async Task TestAfterNestedPublic()
{
await VerifyKeywordAsync(
"""
class C {
public $$
""");
}
[Fact]
public async Task TestAfterNestedPrivate()
{
await VerifyKeywordAsync(
"""
class C {
private $$
""");
}
[Fact]
public async Task TestAfterNestedProtected()
{
await VerifyKeywordAsync(
"""
class C {
protected $$
""");
}
[Fact]
public async Task TestAfterNestedSealed()
{
await VerifyKeywordAsync(
"""
class C {
sealed $$
""");
}
[Fact]
public async Task TestAfterNestedStatic()
{
await VerifyKeywordAsync(
"""
class C {
static $$
""");
}
[Theory, CombinatorialData]
public async Task TestInLocalVariableDeclaration(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"$$", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Theory, CombinatorialData]
public async Task TestInForVariableDeclaration(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"for ($$", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Theory, CombinatorialData]
public async Task TestInForeachVariableDeclaration(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"foreach ($$", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Theory, CombinatorialData]
public async Task TestInUsingVariableDeclaration(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"using ($$", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Theory, CombinatorialData]
public async Task TestInFromVariableDeclaration(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"var q = from $$", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Theory, CombinatorialData]
public async Task TestInJoinVariableDeclaration(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
"""
var q = from a in b
join $$
""", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Fact]
public async Task TestAfterMethodOpenParen()
{
await VerifyKeywordAsync(
"""
class C {
void Goo($$
""");
}
[Fact]
public async Task TestAfterMethodComma()
{
await VerifyKeywordAsync(
"""
class C {
void Goo(int i, $$
""");
}
[Fact]
public async Task TestAfterMethodAttribute()
{
await VerifyKeywordAsync(
"""
class C {
void Goo(int i, [Goo]$$
""");
}
[Fact]
public async Task TestAfterConstructorOpenParen()
{
await VerifyKeywordAsync(
"""
class C {
public C($$
""");
}
[Fact]
public async Task TestAfterConstructorComma()
{
await VerifyKeywordAsync(
"""
class C {
public C(int i, $$
""");
}
[Fact]
public async Task TestAfterConstructorAttribute()
{
await VerifyKeywordAsync(
"""
class C {
public C(int i, [Goo]$$
""");
}
[Fact]
public async Task TestAfterDelegateOpenParen()
{
await VerifyKeywordAsync(
@"delegate void D($$");
}
[Fact]
public async Task TestAfterDelegateComma()
{
await VerifyKeywordAsync(
@"delegate void D(int i, $$");
}
[Fact]
public async Task TestAfterDelegateAttribute()
{
await VerifyKeywordAsync(
@"delegate void D(int i, [Goo]$$");
}
[Fact]
public async Task TestAfterThis()
{
await VerifyKeywordAsync(
"""
static class C {
public static void Goo(this $$
""");
}
[Fact]
public async Task TestAfterRef()
{
await VerifyKeywordAsync(
"""
class C {
void Goo(ref $$
""");
}
[Fact]
public async Task TestAfterOut()
{
await VerifyKeywordAsync(
"""
class C {
void Goo(out $$
""");
}
[Fact]
public async Task TestAfterLambdaRef()
{
await VerifyKeywordAsync(
"""
class C {
void Goo() {
System.Func<int, int> f = (ref $$
""");
}
[Fact]
public async Task TestAfterLambdaOut()
{
await VerifyKeywordAsync(
"""
class C {
void Goo() {
System.Func<int, int> f = (out $$
""");
}
[Fact]
public async Task TestAfterParams()
{
await VerifyKeywordAsync(
"""
class C {
void Goo(params $$
""");
}
[Fact]
public async Task TestInImplicitOperator()
{
await VerifyKeywordAsync(
"""
class C {
public static implicit operator $$
""");
}
[Fact]
public async Task TestInExplicitOperator()
{
await VerifyKeywordAsync(
"""
class C {
public static explicit operator $$
""");
}
[Fact]
public async Task TestAfterIndexerBracket()
{
await VerifyKeywordAsync(
"""
class C {
int this[$$
""");
}
[Fact]
public async Task TestAfterIndexerBracketComma()
{
await VerifyKeywordAsync(
"""
class C {
int this[int i, $$
""");
}
[Theory, CombinatorialData]
public async Task TestAfterNewInExpression(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"new $$", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Theory, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/538804")]
[CombinatorialData]
public async Task TestInTypeOf(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"typeof($$", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Theory, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/538804")]
[CombinatorialData]
public async Task TestInDefault(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"default($$", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Theory, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/538804")]
[CombinatorialData]
public async Task TestInSizeOf(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"sizeof($$", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/544219")]
public async Task TestNotInObjectInitializerMemberContext()
{
await VerifyAbsenceAsync("""
class C
{
public int x, y;
void M()
{
var c = new C { x = 2, y = 3, $$
""");
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/546938")]
public async Task TestInCrefContext()
{
await VerifyKeywordAsync("""
class Program
{
/// <see cref="$$">
static void Main(string[] args)
{
}
}
""");
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/546955")]
public async Task TestInCrefContextNotAfterDot()
{
await VerifyAbsenceAsync("""
/// <see cref="System.$$" />
class C { }
""");
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/60341")]
public async Task TestNotAfterAsync()
=> await VerifyAbsenceAsync(@"class c { async $$ }");
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/60341")]
public async Task TestNotAfterAsyncAsType()
=> await VerifyAbsenceAsync(@"class c { async async $$ }");
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/1468")]
public async Task TestNotInCrefTypeParameter()
{
await VerifyAbsenceAsync("""
using System;
/// <see cref="List{$$}" />
class C { }
""");
}
[Fact]
public async Task Preselection()
{
await VerifyKeywordAsync("""
class Program
{
static void Main(string[] args)
{
Helper($$)
}
static void Helper(byte x) { }
}
""");
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/14127")]
public async Task TestInTupleWithinType()
{
await VerifyKeywordAsync("""
class Program
{
($$
}
""");
}
[Theory, WorkItem("https://github.com/dotnet/roslyn/issues/14127")]
[CombinatorialData]
public async Task TestInTupleWithinMember(bool topLevelStatement)
{
await VerifyKeywordAsync(AddInsideMethod(
@"($$", topLevelStatement: topLevelStatement), options: CSharp9ParseOptions);
}
[Fact]
public async Task TestInFunctionPointerType()
{
await VerifyKeywordAsync("""
class C
{
delegate*<$$
""");
}
[Fact]
public async Task TestInFunctionPointerTypeAfterComma()
{
await VerifyKeywordAsync("""
class C
{
delegate*<int, $$
""");
}
[Fact]
public async Task TestInFunctionPointerTypeAfterModifier()
{
await VerifyKeywordAsync("""
class C
{
delegate*<ref $$
""");
}
[Fact]
public async Task TestNotAfterDelegateAsterisk()
{
await VerifyAbsenceAsync("""
class C
{
delegate*$$
""");
}
[Theory, WorkItem("https://github.com/dotnet/roslyn/issues/53585")]
[ClassData(typeof(TheoryDataKeywordsIndicatingLocalFunctionWithoutAsync))]
public async Task TestAfterKeywordIndicatingLocalFunctionWithoutAsync(string keyword)
{
await VerifyKeywordAsync(AddInsideMethod($@"
{keyword} $$"));
}
[Theory, WorkItem("https://github.com/dotnet/roslyn/issues/60341")]
[ClassData(typeof(TheoryDataKeywordsIndicatingLocalFunctionWithAsync))]
public async Task TestNotAfterKeywordIndicatingLocalFunctionWithAsync(string keyword)
{
await VerifyAbsenceAsync(AddInsideMethod($@"
{keyword} $$"));
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/64585")]
public async Task TestAfterRequired()
{
await VerifyKeywordAsync("""
class C
{
required $$
}
""");
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/67061")]
public async Task TestAfterRefAtTopLevel1()
{
// Could be defining a ref-local in top-level-code
await VerifyKeywordAsync(
@"ref $$");
}
[Theory, WorkItem("https://github.com/dotnet/roslyn/issues/67061")]
[CombinatorialData]
public async Task TestAfterReadonlyAtTopLevel1(bool script)
{
if (script)
{
// A legal top level script field.
await VerifyKeywordAsync(
@"readonly $$", Options.Script);
}
else
{
// no legal top level statement can start with `readonly string`
await VerifyAbsenceAsync(
@"readonly $$", CSharp9ParseOptions, CSharp9ParseOptions);
}
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/67061")]
public async Task TestAfterRefReadonlyAtTopLevel1()
{
// Could be defining a ref-local in top-level-code
await VerifyKeywordAsync(
@"ref readonly $$");
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/67061")]
public async Task TestNotAfterRefInNamespace()
{
// This is only legal for a struct declaration
await VerifyAbsenceAsync(
"""
namespace N
{
ref $$
}
""");
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/67061")]
public async Task TestNotAfterReadonlyInNamespace()
{
// This is only legal for a struct declaration
await VerifyAbsenceAsync(
"""
namespace N
{
readonly $$
}
""");
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/67061")]
public async Task TestNotAfterRefReadonlyInNamespace()
{
// This is only legal for a struct declaration
await VerifyAbsenceAsync(
"""
namespace N
{
ref readonly $$
}
""");
}
[Theory, WorkItem("https://github.com/dotnet/roslyn/issues/67061")]
[InlineData("class")]
[InlineData("interface")]
[InlineData("struct")]
[InlineData("record")]
public async Task TestAfterRefInClassInterfaceStructRecord(string type)
{
await VerifyKeywordAsync(
$@"{type} N
{{
ref $$
}}");
}
[Theory, WorkItem("https://github.com/dotnet/roslyn/issues/67061")]
[InlineData("class")]
[InlineData("interface")]
[InlineData("struct")]
[InlineData("record")]
public async Task TestAfterReadonlyInClassInterfaceStructRecord(string type)
{
await VerifyKeywordAsync(
$@"{type} N
{{
readonly $$
}}");
}
[Theory, WorkItem("https://github.com/dotnet/roslyn/issues/67061")]
[InlineData("class")]
[InlineData("interface")]
[InlineData("struct")]
[InlineData("record")]
public async Task TestAfterRefReadonlyInClassInterfaceStructRecord(string type)
{
await VerifyKeywordAsync(
$@"{type} N
{{
ref readonly $$
}}");
}
#region Collection expressions
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/70677")]
public async Task TestInCollectionExpressions_BeforeFirstElementToVar()
{
await VerifyKeywordAsync(AddInsideMethod(
"""
var x = [$$
"""));
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/70677")]
public async Task TestInCollectionExpressions_BeforeFirstElementToReturn()
{
await VerifyKeywordAsync(
"""
class C
{
IEnumerable<string> M() => [$$
}
""");
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/70677")]
public async Task TestInCollectionExpressions_AfterFirstElementToVar()
{
await VerifyKeywordAsync(AddInsideMethod(
"""
var x = [new object(), $$
"""));
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/70677")]
public async Task TestInCollectionExpressions_AfterFirstElementToReturn()
{
await VerifyKeywordAsync(
"""
class C
{
IEnumerable<string> M() => [string.Empty, $$
}
""");
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/70677")]
public async Task TestInCollectionExpressions_SpreadBeforeFirstElementToReturn()
{
await VerifyKeywordAsync(
"""
class C
{
IEnumerable<string> M() => [.. $$
}
""");
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/70677")]
public async Task TestInCollectionExpressions_SpreadAfterFirstElementToReturn()
{
await VerifyKeywordAsync(
"""
class C
{
IEnumerable<string> M() => [string.Empty, .. $$
}
""");
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/70677")]
public async Task TestInCollectionExpressions_ParenAtFirstElementToReturn()
{
await VerifyKeywordAsync(
"""
class C
{
IEnumerable<string> M() => [($$
}
""");
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/70677")]
public async Task TestInCollectionExpressions_ParenAfterFirstElementToReturn()
{
await VerifyKeywordAsync(
"""
class C
{
IEnumerable<string> M() => [string.Empty, ($$
}
""");
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/70677")]
public async Task TestInCollectionExpressions_ParenSpreadAtFirstElementToReturn()
{
await VerifyKeywordAsync(
"""
class C
{
IEnumerable<string> M() => [.. ($$
}
""");
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/70677")]
public async Task TestInCollectionExpressions_ParenSpreadAfterFirstElementToReturn()
{
await VerifyKeywordAsync(
"""
class C
{
IEnumerable<string> M() => [string.Empty, .. ($$
}
""");
}
#endregion
}
}
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