public void BinarySolution()
{
var binaryReferencedCode = @"
namespace BinaryReferencedAssembly
{
public class Base
{
private int _fieldName;
}
}";
var code = @"
namespace RoslynSandbox
{
using System.Reflection;
public class C : BinaryReferencedAssembly.Base
{
private int f;
}
}";
var analyzer = new FieldNameMustNotBeginWithUnderscore();
var solution = CodeFactory.CreateSolution(
code,
CodeFactory.DefaultCompilationOptions(new[] { analyzer }),
AnalyzerAssert.MetadataReferences.Append(Asserts.MetadataReferences.CreateBinary(binaryReferencedCode)));
AnalyzerAssert.Valid(analyzer, solution);
}
public static void SingleDocumentTwoErrors()
{
var code = @"
namespace N
{
class C
{
private readonly int _value1;
private readonly int _value2;
}
}";
var after = @"
namespace N
{
class C
{
private readonly int value1;
private readonly int value2;
}
}";
var analyzer = new FieldNameMustNotBeginWithUnderscore();
var compilationOptions = CodeFactory.DefaultCompilationOptions(analyzer);
var metadataReferences = new[] { MetadataReference.CreateFromFile(typeof(int).Assembly.Location) };
var sln = CodeFactory.CreateSolution(code, compilationOptions, metadataReferences);
var diagnostics = Analyze.GetDiagnostics(sln, analyzer);
var fixedSln = Fix.Apply(sln, new DoNotUseUnderscoreFix(), diagnostics);
CodeAssert.AreEqual(after, fixedSln.Projects.Single().Documents.Single());
}
public void SingleClassOneErrorCorrectFixAll()
{
var code = @"
namespace RoslynSandbox
{
class Foo
{
private readonly int _value;
}
}";
var fixedCode = @"
namespace RoslynSandbox
{
class Foo
{
private readonly int value;
}
}";
var analyzer = new FieldNameMustNotBeginWithUnderscore();
var cSharpCompilationOptions = CodeFactory.DefaultCompilationOptions(analyzer);
var metadataReferences = new[] { MetadataReference.CreateFromFile(typeof(int).Assembly.Location) };
var sln = CodeFactory.CreateSolution(code, cSharpCompilationOptions, metadataReferences);
var diagnostics = Analyze.GetDiagnostics(sln, analyzer);
var fixedSln = Fix.Apply(sln, new DontUseUnderscoreCodeFixProvider(), diagnostics);
CodeAssert.AreEqual(fixedCode, fixedSln.Projects.Single().Documents.Single());
}
public static async Task SingleDocumentOneError()
{
var code = @"
namespace N
{
class C
{
private readonly int _value;
}
}";
var after = @"
namespace N
{
class C
{
private readonly int value;
}
}";
var analyzer = new FieldNameMustNotBeginWithUnderscore();
var cSharpCompilationOptions = CodeFactory.DefaultCompilationOptions(analyzer);
var metadataReferences = new[] { MetadataReference.CreateFromFile(typeof(int).Assembly.Location) };
var sln = CodeFactory.CreateSolution(code, cSharpCompilationOptions, metadataReferences);
var diagnostic = Analyze.GetDiagnostics(sln, analyzer).SelectMany(x => x).Single();
var fixedSln = Fix.Apply(sln, new DoNotUseUnderscoreFix(), diagnostic);
CodeAssert.AreEqual(after, fixedSln.Projects.Single().Documents.Single());
fixedSln = await Fix.ApplyAsync(sln, new DoNotUseUnderscoreFix(), diagnostic).ConfigureAwait(false);
CodeAssert.AreEqual(after, fixedSln.Projects.Single().Documents.Single());
}
public static async Task Project()
{
var analyzer = new FieldNameMustNotBeginWithUnderscore();
var sln = CodeFactory.CreateSolution(ProjectFile.Find("Gu.Roslyn.Asserts.csproj"));
var benchmark = await Benchmark.CreateAsync(sln.Projects.Single(), analyzer).ConfigureAwait(false);
CollectionAssert.IsNotEmpty(benchmark.SyntaxNodeActions);
Assert.AreSame(analyzer, benchmark.Analyzer);
benchmark.Run();
benchmark.Run();
}
public async Task Project()
{
var analyzer = new FieldNameMustNotBeginWithUnderscore();
var sln = CodeFactory.CreateSolution(
CodeFactory.FindProjectFile("Gu.Roslyn.Asserts.csproj"),
MetadataReferences.Transitive(typeof(Benchmark).Assembly).ToArray());
var benchmark = await Benchmark.CreateAsync(sln.Projects.Single(), analyzer).ConfigureAwait(false);
CollectionAssert.IsNotEmpty(benchmark.SyntaxNodeActions);
Assert.AreSame(analyzer, benchmark.Analyzer);
benchmark.Run();
benchmark.Run();
}
public static async Task Solution()
{
var analyzer = new FieldNameMustNotBeginWithUnderscore();
var sln = CodeFactory.CreateSolution(SolutionFile.Find("Gu.Roslyn.Asserts.sln"));
var benchmark = await Benchmark.CreateAsync(sln, analyzer).ConfigureAwait(false);
CollectionAssert.IsNotEmpty(benchmark.SyntaxNodeActions);
CollectionAssert.AllItemsAreInstancesOfType(benchmark.SyntaxNodeActions.Select(x => x.Context.Node), typeof(FieldDeclarationSyntax));
CollectionAssert.AllItemsAreInstancesOfType(benchmark.SyntaxNodeActions.Select(x => x.Context.ContainingSymbol), typeof(IFieldSymbol));
Assert.AreSame(analyzer, benchmark.Analyzer);
benchmark.Run();
benchmark.Run();
}
public async Task ClassLibrary1FieldNameMustNotBeginWithUnderscore()
{
var analyzer = new FieldNameMustNotBeginWithUnderscore();
var benchmark = await Benchmark.CreateAsync(SolutionWithClassLibrary1, analyzer).ConfigureAwait(false);
var expected = new[] { "private int _value;" };
CollectionAssert.AreEqual(expected, benchmark.SyntaxNodeActions.Select(x => x.Context.Node.ToString()));
expected = new[] { "ClassLibrary1.ClassLibrary1Class1._value" };
CollectionAssert.AreEqual(expected, benchmark.SyntaxNodeActions.Select(x => x.Context.ContainingSymbol.ToString()));
Assert.AreSame(analyzer, benchmark.Analyzer);
benchmark.Run();
benchmark.Run();
}
public void OneErrorWithExpectedDiagnosticsWithMessageAndErrorIndicatedInCode()
{
var code = @"
namespace RoslynSandbox
{
class Foo
{
private readonly int ↓_value1;
}
}";
var expectedDiagnostic = ExpectedDiagnostic.CreateFromCodeWithErrorsIndicated("SA1309", "Field '_value1' must not begin with an underscore", code, out code);
var analyzer = new FieldNameMustNotBeginWithUnderscore();
AnalyzerAssert.Diagnostics <FieldNameMustNotBeginWithUnderscore>(new[] { expectedDiagnostic }, code);
AnalyzerAssert.Diagnostics(analyzer.GetType(), new[] { expectedDiagnostic }, code);
AnalyzerAssert.Diagnostics(analyzer, new[] { expectedDiagnostic }, code);
}
public static async Task GetDiagnosticsAsyncSolution()
{
var solutionFile = SolutionFile.Find("Gu.Roslyn.Asserts.sln");
var expected = new[]
{
"ClassLibrary1Class1.cs(6,21): warning SA1309: Field '_value' must not begin with an underscore",
"ClassLibrary2Class1.cs(6,21): warning SA1309: Field '_value' must not begin with an underscore",
};
var sln = CodeFactory.CreateSolution(solutionFile, MetadataReferences);
var analyzer = new FieldNameMustNotBeginWithUnderscore();
var diagnostics = await Analyze.GetDiagnosticsAsync(sln, analyzer).ConfigureAwait(false);
CollectionAssert.AreEquivalent(expected, diagnostics.SelectMany(x => x).Select(SkipDirectory));
diagnostics = Analyze.GetDiagnostics(analyzer, sln);
CollectionAssert.AreEquivalent(expected, diagnostics.SelectMany(x => x).Select(SkipDirectory));
}
public void WithExpectedDiagnostic()
{
var code = @"
namespace RoslynSandbox
{
class Foo
{
private readonly int value1;
}
}";
var analyzer = new FieldNameMustNotBeginWithUnderscore();
var descriptor = FieldNameMustNotBeginWithUnderscore.Descriptor;
AnalyzerAssert.Valid <FieldNameMustNotBeginWithUnderscore>(descriptor, code);
AnalyzerAssert.Valid(typeof(FieldNameMustNotBeginWithUnderscore), descriptor, code);
AnalyzerAssert.Valid(analyzer, descriptor, code);
AnalyzerAssert.Valid <FieldNameMustNotBeginWithUnderscore>(new[] { descriptor }, code);
AnalyzerAssert.Valid(typeof(FieldNameMustNotBeginWithUnderscore), new[] { descriptor }, code);
AnalyzerAssert.Valid(analyzer, new[] { descriptor }, code);
AnalyzerAssert.Valid(analyzer, descriptor, new List <string> {
code
});
}
public void OneErrorIndicatedPosition()
{
var code = @"
namespace RoslynSandbox
{
class Foo
{
private readonly int ↓_value;
}
}";
var analyzer = new FieldNameMustNotBeginWithUnderscore();
var expectedDiagnostic = ExpectedDiagnostic.Create(FieldNameMustNotBeginWithUnderscore.DiagnosticId);
AnalyzerAssert.Diagnostics <FieldNameMustNotBeginWithUnderscore>(code);
AnalyzerAssert.Diagnostics(typeof(FieldNameMustNotBeginWithUnderscore), code);
AnalyzerAssert.Diagnostics(analyzer, code);
AnalyzerAssert.Diagnostics(analyzer, code, CodeFactory.DefaultCompilationOptions(analyzer, expectedDiagnostic, AnalyzerAssert.SuppressedDiagnostics), AnalyzerAssert.MetadataReferences);
AnalyzerAssert.Diagnostics(analyzer, new[] { code }, CodeFactory.DefaultCompilationOptions(analyzer, expectedDiagnostic, AnalyzerAssert.SuppressedDiagnostics), AnalyzerAssert.MetadataReferences);
AnalyzerAssert.Diagnostics <FieldNameMustNotBeginWithUnderscore>(expectedDiagnostic, code);
AnalyzerAssert.Diagnostics(typeof(FieldNameMustNotBeginWithUnderscore), expectedDiagnostic, code);
AnalyzerAssert.Diagnostics(analyzer, expectedDiagnostic, code);
}
public void SingleClassOneErrorNoFix()
{
var code = @"
namespace RoslynSandbox
{
class Foo
{
private readonly int ↓_value;
}
}";
var analyzer = new FieldNameMustNotBeginWithUnderscore();
var expectedDiagnostic = ExpectedDiagnostic.Create(FieldNameMustNotBeginWithUnderscore.DiagnosticId);
AnalyzerAssert.NoFix <FieldNameMustNotBeginWithUnderscore, NoCodeFixProvider>(code);
AnalyzerAssert.NoFix <FieldNameMustNotBeginWithUnderscore, NoCodeFixProvider>(expectedDiagnostic, code);
AnalyzerAssert.NoFix <FieldNameMustNotBeginWithUnderscore, NoCodeFixProvider>((IReadOnlyList <string>) new[] { code });
AnalyzerAssert.NoFix(analyzer, new NoCodeFixProvider(), code);
AnalyzerAssert.NoFix(analyzer, new NoCodeFixProvider(), expectedDiagnostic, code);
AnalyzerAssert.NoFix(analyzer, new NoCodeFixProvider(), expectedDiagnostic, new List <string> {
code
});
AnalyzerAssert.NoFix(analyzer, new NoCodeFixProvider(), new[] { code }, CodeFactory.DefaultCompilationOptions(analyzer, expectedDiagnostic, AnalyzerAssert.SuppressedDiagnostics), AnalyzerAssert.MetadataReferences);
}
public void ProjectFromDisk()
{
var fixedCode = @"// ReSharper disable InconsistentNaming
// ReSharper disable ArrangeThisQualifier
// ReSharper disable NotAccessedField.Local
#pragma warning disable IDE0009 // Member access should be qualified.
#pragma warning disable IDE0044 // Add readonly modifier
namespace ClassLibrary1
{
public class ClassLibrary1Class1
{
private int value;
public ClassLibrary1Class1(int value)
{
this.value = value;
}
}
}
";
var csproj = ProjectFile.Find("ClassLibrary1.csproj");
var analyzer = new FieldNameMustNotBeginWithUnderscore();
var expectedDiagnostic = ExpectedDiagnostic.Create(
FieldNameMustNotBeginWithUnderscore.DiagnosticId,
"Field '_value' must not begin with an underscore",
Path.Combine(csproj.DirectoryName, "ClassLibrary1Class1.cs"),
9,
20);
var sln = CodeFactory.CreateSolution(
csproj,
analyzer,
expectedDiagnostic,
metadataReferences: new[] { MetadataReference.CreateFromFile(typeof(int).Assembly.Location) });
AnalyzerAssert.CodeFix(analyzer, new DontUseUnderscoreCodeFixProvider(), expectedDiagnostic, sln, fixedCode);
}