File: EventArgsFormatting_Tests.cs
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Project: ..\..\..\src\Build.UnitTests\Microsoft.Build.Engine.UnitTests.csproj (Microsoft.Build.Engine.UnitTests)
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
using Microsoft.Build.Framework;
using Microsoft.Build.Shared;
using Xunit;
 
 
 
#nullable disable
 
namespace Microsoft.Build.UnitTests
{
    /// <summary>
    /// These tests are repeated in the Utilities unit test assembly. We know that this isn't
    /// too useful, because both Engine and Utilities pull the code from the same Shared file. But it
    /// gets a bunch of lines of extra coverage of Engine that we weren't otherwise getting, and
    /// in theory at least the implementation in Engine should be tested too.
    /// </summary>
    public class EventArgsFormattingTests
    {
        [Fact]
        public void NoLineInfoFormatEventMessage()
        {
            // Testing the method in Shared.EventArgsFormatting directly
            string s = EventArgsFormatting.FormatEventMessage("error", "CS",
                      "Missing ;", "312", "source.cs", 0, 0, 0, 0, 0);
            Assert.Equal(
                      "source.cs : CS error 312: Missing ;", s);
        }
 
        // Valid forms for line/col number patterns:
        // (line) or (line-line) or (line,col) or (line,col-col) or (line,col,line,col)
        [Fact]
        public void LineNumberRange()
        {
            string s = EventArgsFormatting.FormatEventMessage("error", "CS",
                      "Missing ;", "312", "source.cs", 1, 2, 0, 0, 0);
            Assert.Equal(
                      "source.cs(1-2): CS error 312: Missing ;", s);
        }
 
        [Fact]
        public void ColumnNumberRange()
        {
            string s = EventArgsFormatting.FormatEventMessage("error", "CS",
                      "Missing ;", "312", "source.cs", 0, 0, 1, 2, 0);
            Assert.Equal(
                      "source.cs : CS error 312: Missing ;", s);
        }
 
        [Fact]
        public void LineAndColumnNumberRange()
        {
            string s = EventArgsFormatting.FormatEventMessage("error", "CS",
                      "Missing ;", "312", "source.cs", 1, 2, 3, 4, 0);
            Assert.Equal(
                      "source.cs(1,3,2,4): CS error 312: Missing ;", s);
        }
 
        [Fact]
        public void LineAndColumnNumberRange2()
        {
            string s = EventArgsFormatting.FormatEventMessage("error", "CS",
                      "Missing ;", "312", "source.cs", 1, 0, 3, 4, 0);
            Assert.Equal(
                      "source.cs(1,3-4): CS error 312: Missing ;", s);
        }
 
        [Fact]
        public void LineAndColumnNumberRange3()
        {
            string s = EventArgsFormatting.FormatEventMessage("error", "CS",
                      "Missing ;", "312", "source.cs", 1, 2, 3, 0, 0);
            Assert.Equal(
                      "source.cs(1-2,3): CS error 312: Missing ;", s);
        }
 
        [Fact]
        public void LineAndColumnNumberRange4()
        {
            string s = EventArgsFormatting.FormatEventMessage("error", "CS",
                      "Missing ;", "312", "source.cs", 1, 2, 0, 3, 0);
            Assert.Equal(
                      "source.cs(1-2): CS error 312: Missing ;", s);
        }
 
        [Fact]
        public void LineAndColumnNumberRange5()
        {
            string s = EventArgsFormatting.FormatEventMessage("error", "CS",
                      "Missing ;", "312", "source.cs", 1, 0, 2, 0, 0);
            Assert.Equal(
                      "source.cs(1,2): CS error 312: Missing ;", s);
        }
 
        [Fact]
        public void BasicFormatEventMessage()
        {
            // Testing the method in Shared.EventArgsFormatting directly
            string s = EventArgsFormatting.FormatEventMessage("error", "CS",
                      "Missing ;", "312", "source.cs", 42, 0, 0, 0, 0);
            Assert.Equal(
                      "source.cs(42): CS error 312: Missing ;", s);
        }
 
        [Fact]
        public void CarriageReturnInMessageIsUnchanged()
        {
            BuildErrorEventArgs error = new BuildErrorEventArgs("CS", "312", "source.cs", 42, 0, 0, 0, "message\r Hello", "help", "sender");
            BuildWarningEventArgs warning = new BuildWarningEventArgs("CS", "312", "source.cs", 42, 0, 0, 0, "message\r Hello", "help", "sender");
 
            // Testing the method in Shared.EventArgsFormatting directly
            string errorString = EventArgsFormatting.FormatEventMessage(error, true);
            string warningString = EventArgsFormatting.FormatEventMessage(warning, true);
 
            Assert.Equal("source.cs(42): CS error 312: message\r Hello", errorString);
            Assert.Equal("source.cs(42): CS warning 312: message\r Hello", warningString);
        }
 
        [Fact]
        public void ExactLocationFormatEventMessage()
        {
            // Testing the method in Shared.EventArgsFormatting directly
            string s = EventArgsFormatting.FormatEventMessage("error", "CS",
                      "Missing ;", "312", "source.cs", 233, 236, 4, 8, 0);
            Assert.Equal(
                    "source.cs(233,4,236,8): CS error 312: Missing ;", s);
        }
 
        [Fact]
        public void NullMessage()
        {
            // Testing the method in Shared.EventArgsFormatting directly
            EventArgsFormatting.FormatEventMessage("error", "CS",
                      null, "312", "source.cs", 233, 236, 4, 8, 0);
            // No exception was thrown
        }
    }
}