public async void ExecuteAsync_UpdatesSessionCursorPosition(string dataString, int expectedPosition)
{
var driver = MirrorSharpTestDriver.New();
await driver.SendAsync(MoveCursor, dataString);
Assert.Equal(expectedPosition, driver.Session.CursorPosition);
}
private static async Task <MirrorSharpTestDriver> NewTestDriverAsync()
{
var driver = MirrorSharpTestDriver.New(TestEnvironment.MirrorSharpOptions);
await driver.SendSetOptionsAsync(LanguageNames.CSharp, TargetNames.Explain);
return(driver);
}
public async void ExecuteAsync_UpdatesSessionLanguage(string languageName)
{
var driver = MirrorSharpTestDriver.New(new MirrorSharpOptions().EnableVisualBasic());
await driver.SendAsync(SetOptions, "language=" + languageName);
Assert.Equal(languageName, driver.Session.Language.Name);
}
public async Task ExecuteAsync_InsertsSingleChar()
{
var driver = MirrorSharpTestDriver.New().SetTextWithCursor("class A| {}");
await driver.SendAsync(TypeChar, '1');
Assert.Equal("class A1 {}", driver.Session.GetText());
}
public async Task ExecuteAsync_ProducesExpectedCompletionWithSuggestionItem_InLambdaContext()
{
var driver = MirrorSharpTestDriver.New().SetTextWithCursor(@"class C { void M() { System.Action a = | } }");
var result = await driver.SendWithRequiredResultAsync <CompletionsResult>(TypeChar, 's');
Assert.Equal("<lambda expression>", result.Suggestion?.DisplayText);
}
public async void TypeChar_ProducesExpectedCompletion()
{
var driver = MirrorSharpTestDriver.New(Options, FSharpLanguage.Name);
driver.SetTextWithCursor(@"
type Test() =
member this.Method() = ()
let test =
let t = new Test()
t|
".Trim().Replace(" ", ""));
var result = await driver.SendTypeCharAsync('.');
Assert.NotNull(result);
Assert.Equal(
new[] {
new { DisplayText = "Equals", Tag = "method" },
new { DisplayText = "GetHashCode", Tag = "method" },
new { DisplayText = "GetType", Tag = "method" },
new { DisplayText = "Method", Tag = "method" },
new { DisplayText = "ToString", Tag = "method" },
},
result.Completions.Select(c => new { c.DisplayText, Tag = c.Tags.SingleOrDefault() })
);
}
public async Task ExecuteAsync_HandlesUnicodeChar(char @char)
{
var driver = MirrorSharpTestDriver.New();
await driver.SendAsync(TypeChar, @char);
Assert.Equal(@char.ToString(), driver.Session.GetText());
}
public async Task SlowUpdate_ReturnsNotSupportedError_ForJitAsmWithStaticConstructors(string code)
{
var driver = MirrorSharpTestDriver.New(MirrorSharpOptions).SetText(code);
await driver.SendSetOptionsAsync(LanguageNames.CSharp, TargetNames.JitAsm);
await Assert.ThrowsAsync <NotSupportedException>(() => driver.SendSlowUpdateAsync <string>());
}
public async void ExecuteAsync_AddsCompleteText_IfTextIsSplitIntoSeveralBuffers()
{
var driver = MirrorSharpTestDriver.New();
await driver.SendAsync(ReplaceText, new[] { "0:0:0::x", "123456789", "123456789" });
Assert.Equal("x123456789123456789", driver.Session.GetText());
}
private static async Task <MirrorSharpTestDriver> NewTestDriverAsync(TestData data, string optimize = Optimize.Release)
{
var driver = MirrorSharpTestDriver.New(MirrorSharpOptions);
await driver.SendSetOptionsAsync(data.SourceLanguageName, data.TargetLanguageName, optimize);
driver.SetText(data.Original);
return(driver);
}
private static async Task <MirrorSharpTestDriver> NewTestDriverAsync(TestCode code, string optimize = Optimize.Release)
{
var driver = MirrorSharpTestDriver.New(TestEnvironment.MirrorSharpOptions);
await driver.SendSetOptionsAsync(code.SourceLanguageName, code.TargetName, optimize);
driver.SetText(code.Original);
return(driver);
}
public static Task SendSetOptionsAsync(this MirrorSharpTestDriver driver, string sourceLanguageName, string targetName, string optimize = Optimize.Release)
{
return(driver.SendSetOptionsAsync(new Dictionary <string, string> {
{ "language", sourceLanguageName },
{ "x-optimize", optimize },
{ "x-target", targetName }
}));
}
public async Task ExecuteAsync_MovesCursorBySingleChar()
{
var driver = MirrorSharpTestDriver.New().SetTextWithCursor("class A| {}");
var cursorPosition = driver.Session.CursorPosition;
await driver.SendAsync(TypeChar, '1');
Assert.Equal(cursorPosition + 1, driver.Session.CursorPosition);
}
public async void ExecuteAsync_AddsSpecifiedCharacter(string initialText, string dataString, string expectedText, int expectedCursorPosition)
{
var driver = MirrorSharpTestDriver.New().SetText(initialText);
await driver.SendAsync(ReplaceText, dataString);
Assert.Equal(expectedText, driver.Session.GetText());
Assert.Equal(expectedCursorPosition, driver.Session.CursorPosition);
}
public async Task ExecuteAsync_DoesNotSendMessage_WhenNoQuickInfo()
{
var driver = MirrorSharpTestDriver.New().SetText("class C {}");
var result = await driver.SendRequestInfoTipAsync(10);
Assert.Null(result);
}
public async Task SlowUpdate_DoesNotReturnWarnings_ForCodeWithoutXmlDocumentation(string sourceLanguageName, string code)
{
var driver = MirrorSharpTestDriver.New(TestEnvironment.MirrorSharpOptions).SetText(code);
await driver.SendSetOptionsAsync(sourceLanguageName, TargetNames.IL);
var result = await driver.SendSlowUpdateAsync <string>();
Assert.Empty(result.Diagnostics);
}
public async Task ExecuteAsync_ProducesExpectedInfoTip(string textWithCursor, string expectedResultText, string[] expectedKinds)
{
var text = TextWithCursor.Parse(textWithCursor, '➭');
var driver = MirrorSharpTestDriver.New().SetText(text.Text);
var result = await driver.SendRequestInfoTipAsync(text.CursorPosition);
Assert.Equal(expectedKinds, result.Kinds);
Assert.Equal(expectedResultText, result?.ToString());
}
private static async Task <SlowUpdateDiagnosticAction> ExecuteSlowUpdateAndGetDiagnosticActionAsync(
MirrorSharpTestDriver driver, string diagnosticMessageFilter, string actionTitleFilter
)
{
var result = await driver.SendSlowUpdateAsync();
var diagnostic = result.Diagnostics.Single(d => d.Message?.Contains(diagnosticMessageFilter) ?? false);
return(diagnostic.Actions.Single(a => a.Title?.Contains(actionTitleFilter) ?? false));
}
public async Task Script_ProducesNoErrors_WhenSetInInitialOptions()
{
var options = new MirrorSharpOptions()
.SetupCSharp(o => o.SetScriptMode(hostObjectType: TestHostType));
var driver = MirrorSharpTestDriver.New(options)
.SetText($"var x = {TestHostMethodName}();");
var result = await driver.SendSlowUpdateAsync();
Assert.Equal("", result.JoinErrors());
}
private static async Task <MirrorSharpTestDriver> NewTestDriverAsync(
string code,
string languageName = LanguageNames.CSharp,
string optimize = Optimize.Debug
)
{
var driver = MirrorSharpTestDriver.New(TestEnvironment.MirrorSharpOptions).SetText(code);
await driver.SendSetOptionsAsync(languageName, TargetNames.Run, optimize);
return(driver);
}
public async Task ExecuteAsync_CancelsCompletion_WhenXIsProvidedInsteadOfIndex()
{
var driver = MirrorSharpTestDriver.New().SetTextWithCursor("class C { void M(object o) { o| } }");
await TypeAndGetCompletionsAsync('.', driver);
var result = await driver.SendAsync <ChangesResult?>(CompletionState, 'X');
Assert.Null(result);
Assert.Null(driver.Session.CurrentCompletion.List);
}
public async void ExecuteAsync_AddsCompleteText_IfTextIsSplitInTwoBuffersInTheMiddleOfUtf8Char()
{
var driver = MirrorSharpTestDriver.New();
var bytes = Encoding.UTF8.GetBytes("0:0:0::☀");
await driver.SendAsync(ReplaceText, new[] {
bytes.Take(bytes.Length - 2).ToArray(),
new[] { bytes[bytes.Length - 2], bytes[bytes.Length - 1] }
});
Assert.Equal("☀", driver.Session.GetText());
}
public async Task ExecuteAsync_ProducesExpectedSignatureHelp(string methods, string[] expected)
{
var driver = MirrorSharpTestDriver.New().SetTextWithCursor(@"
class C {
" + methods + @"
void T() { M| }
}
");
var result = await driver.SendAsync <SignaturesResult>(TypeChar, '(');
Assert.Equal(expected, result.Signatures.Select(s => s.ToString(markSelected: false)));
}
public async Task SlowUpdate_ReturnsExpectedWarnings_ForXmlDocumentation(string sourceLanguageName, string code, string expectedWarningId)
{
var driver = MirrorSharpTestDriver.New(TestEnvironment.MirrorSharpOptions).SetText(code);
await driver.SendSetOptionsAsync(sourceLanguageName, TargetNames.IL);
var result = await driver.SendSlowUpdateAsync <string>();
Assert.Equal(
new[] { new { Severity = "warning", Id = expectedWarningId } },
result.Diagnostics.Select(d => new { d.Severity, d.Id }).ToArray()
);
}
public async Task SlowUpdate_ProducesDiagnosticWithCustomTagUnnecessary_ForUnusedNamespace()
{
var driver = MirrorSharpTestDriver.New().SetTextWithCursor(@"using System;|");
var result = await driver.SendAsync <SlowUpdateResult <object> >(SlowUpdate);
Assert.Contains(
new { severity = DiagnosticSeverity.Hidden.ToString("G").ToLowerInvariant(), isUnnecessary = true },
result.Diagnostics.Select(
d => new { severity = d.Severity, isUnnecessary = d.Tags.Contains(WellKnownDiagnosticTags.Unnecessary, StringComparer.OrdinalIgnoreCase) }
).ToArray()
);
}
public async Task SlowUpdate_DisposesExtensionResult_IfDisposable()
{
var disposable = Mock.Of <IDisposable>();
var driver = MirrorSharpTestDriver.New(new MirrorSharpOptions {
SlowUpdate = Mock.Of <ISlowUpdateExtension>(
x => x.ProcessAsync(It.IsAny <IWorkSession>(), It.IsAny <IList <Diagnostic> >(), It.IsAny <CancellationToken>()) == Task.FromResult <object>(disposable)
)
});
await driver.SendAsync(SlowUpdate);
Mock.Get(disposable).Verify(x => x.Dispose());
}
public async Task ExecuteAsync_ProducesExpectedInfoTip(string textWithCursor, string expectedResultText, string[] expectedKinds)
{
var text = TextWithCursor.Parse(textWithCursor, '➭');
var driver = MirrorSharpTestDriver.New().SetText(text.Text);
var result = await driver.SendRequestInfoTipAsync(text.CursorPosition);
Assert.NotNull(result);
// https://github.com/xunit/assert.xunit/pull/36#issuecomment-578990557
Assert.Equal(expectedKinds, result !.Kinds);
Assert.Equal(expectedResultText, result?.ToString());
}
public async Task ExecuteAsync_DoesNotModifyCurrentSession()
{
var driver = MirrorSharpTestDriver.New().SetText(@"class C { Action a; }");
var action = await ExecuteSlowUpdateAndGetDiagnosticActionAsync(driver, "Action", "using");
var textBefore = driver.Session.Roslyn.SourceText;
await driver.SendAsync(ApplyDiagnosticAction, action.Id);
Assert.Same(textBefore, driver.Session.Roslyn.SourceText);
Assert.Equal(textBefore.ToString(), (await driver.Session.Roslyn.Document.GetTextAsync()).ToString());
Assert.Same(driver.Session.Roslyn.Workspace.CurrentSolution, driver.Session.Roslyn.Project.Solution);
}
public async Task ExecuteAsync_ProducesExpectedChanges_ForMissingNamespace()
{
var driver = MirrorSharpTestDriver.New().SetText(@"class C { Action a; }");
var action = await ExecuteSlowUpdateAndGetDiagnosticActionAsync(driver, "Action", "using");
var changes = await driver.SendWithRequiredResultAsync <ChangesResult>(ApplyDiagnosticAction, action.Id);
Assert.Equal(
new[] { new { Start = 0, Length = 0, Text = "using System;\r\n\r\n" } },
changes.Changes.Select(c => new { c.Start, c.Length, c.Text })
);
}
public async Task ExecuteAsync_ForcesCompletion_WhenFIsProvidedInsteadOfIndex()
{
var driver = MirrorSharpTestDriver.New().SetTextWithCursor("class C { void M(object o) { o.| } }");
var result = await driver.SendAsync <CompletionsResult>(CompletionState, 'F');
Assert.NotNull(result);
Assert.Equal(
ObjectMembers.AllNames.OrderBy(n => n),
result.Completions.Select(i => i.DisplayText).OrderBy(n => n)
);
}