public async Task TestPreferExpressionBodies()
{
await new VerifyCS.Test
{
TestCode =
@"
using System;
[||]class C : IComparable<C>
{
public int CompareTo(C c) => 0;
}",
FixedCode =
@"
using System;
class C : IComparable<C>
{
public int CompareTo(C c) => 0;
public static bool operator <(C left, C right) => left.CompareTo(right) < 0;
public static bool operator >(C left, C right) => left.CompareTo(right) > 0;
public static bool operator <=(C left, C right) => left.CompareTo(right) <= 0;
public static bool operator >=(C left, C right) => left.CompareTo(right) >= 0;
}",
EditorConfig = CodeFixVerifierHelper.GetEditorConfigText(
new OptionsCollection(LanguageNames.CSharp)
{
{ CSharpCodeStyleOptions.PreferExpressionBodiedOperators, CSharpCodeStyleOptions.WhenPossibleWithSuggestionEnforcement },
}),
}.RunAsync();
}
private static async Task TestInRegularAndScript1Async(
string[] initialMarkup,
string[] expectedMarkup,
int index = 0,
TestParameters?parameters = null,
List <DiagnosticResult> fixedExpectedDiagnostics = null)
{
var test = new VerifyCS.Test
{
CodeActionIndex = index,
};
foreach (var source in initialMarkup)
{
test.TestState.Sources.Add(source);
}
foreach (var source in expectedMarkup)
{
test.FixedState.Sources.Add(source);
}
if (parameters?.parseOptions != null)
{
test.LanguageVersion = ((CSharpParseOptions)parameters.Value.parseOptions).LanguageVersion;
}
if (parameters?.options != null)
{
test.EditorConfig = CodeFixVerifierHelper.GetEditorConfigText(parameters.Value.options);
}
foreach (var diagnostic in fixedExpectedDiagnostics ?? new List <DiagnosticResult>())
{
test.FixedState.ExpectedDiagnostics.Add(diagnostic);
}
await test.RunAsync();
}
