internal static async Task TestChangeSignatureViaCommandAsync(
string languageName,
string markup,
AddedParameterOrExistingIndex[] updatedSignature,
bool expectedSuccess = true,
string expectedUpdatedInvocationDocumentCode = null,
string expectedErrorText = null,
int?totalParameters = null,
bool verifyNoDiagnostics = false,
ParseOptions parseOptions = null,
OptionsCollection options = null,
int expectedSelectedIndex = -1)
{
using (var testState = ChangeSignatureTestState.Create(markup, languageName, parseOptions, options))
{
testState.TestChangeSignatureOptionsService.UpdatedSignature = updatedSignature;
var result = testState.ChangeSignature();
if (expectedSuccess)
{
Assert.True(result.Succeeded);
Assert.Null(testState.ErrorMessage);
}
else
{
Assert.False(result.Succeeded);
if (expectedErrorText != null)
{
Assert.Equal(expectedErrorText, testState.ErrorMessage);
Assert.Equal(NotificationSeverity.Error, testState.ErrorSeverity);
}
}
// Allow testing of invocation document regardless of success/failure
if (expectedUpdatedInvocationDocumentCode != null)
{
var updatedInvocationDocument = result.UpdatedSolution.GetDocument(testState.InvocationDocument.Id);
var updatedCode = (await updatedInvocationDocument.GetTextAsync()).ToString();
Assert.Equal(expectedUpdatedInvocationDocumentCode, updatedCode);
}
if (verifyNoDiagnostics)
{
var diagnostics = (await testState.InvocationDocument.GetSemanticModelAsync()).GetDiagnostics();
if (diagnostics.Length > 0)
{
Assert.True(false, CreateDiagnosticsString(diagnostics, updatedSignature, testState.InvocationDocument, totalParameters, (await testState.InvocationDocument.GetTextAsync()).ToString()));
}
}
if (expectedSelectedIndex != -1)
{
var parameterConfiguration = await testState.GetParameterConfigurationAsync();
Assert.Equal(expectedSelectedIndex, parameterConfiguration.SelectedIndex);
}
}
}
public void TestChangeSignatureViaCommand(
string languageName,
string markup,
bool expectedSuccess = true,
int[] updatedSignature = null,
string expectedUpdatedInvocationDocumentCode = null,
string expectedErrorText = null,
int? totalParameters = null,
bool verifyNoDiagnostics = false,
ParseOptions parseOptions = null)
{
using (var testState = new ChangeSignatureTestState(markup, languageName, parseOptions))
{
testState.TestChangeSignatureOptionsService.IsCancelled = false;
testState.TestChangeSignatureOptionsService.UpdatedSignature = updatedSignature;
var result = testState.ChangeSignature();
if (expectedSuccess)
{
Assert.True(result.Succeeded);
Assert.Null(testState.ErrorMessage);
}
else
{
Assert.False(result.Succeeded);
if (expectedErrorText != null)
{
Assert.Equal(expectedErrorText, testState.ErrorMessage);
Assert.Equal(NotificationSeverity.Error, testState.ErrorSeverity);
}
}
// Allow testing of invocation document regardless of success/failure
if (expectedUpdatedInvocationDocumentCode != null)
{
var updatedInvocationDocument = result.UpdatedSolution.GetDocument(testState.InvocationDocument.Id);
var updatedCode = updatedInvocationDocument.GetTextAsync(CancellationToken.None).Result.ToString();
Assert.Equal(expectedUpdatedInvocationDocumentCode, updatedCode);
}
if (verifyNoDiagnostics)
{
var diagnostics = testState.InvocationDocument.GetSemanticModelAsync().Result.GetDiagnostics();
if (diagnostics.Length > 0)
{
Assert.True(false, CreateDiagnosticsString(diagnostics, updatedSignature, totalParameters, testState.InvocationDocument.GetTextAsync().Result.ToString()));
}
}
}
}
public void TestChangeSignatureViaCommand(
string languageName,
string markup,
bool expectedSuccess = true,
int[] updatedSignature = null,
string expectedUpdatedInvocationDocumentCode = null,
string expectedErrorText = null,
int?totalParameters = null,
bool verifyNoDiagnostics = false,
ParseOptions parseOptions = null)
{
using (var testState = new ChangeSignatureTestState(markup, languageName, parseOptions))
{
testState.TestChangeSignatureOptionsService.IsCancelled = false;
testState.TestChangeSignatureOptionsService.UpdatedSignature = updatedSignature;
var result = testState.ChangeSignature();
if (expectedSuccess)
{
Assert.True(result.Succeeded);
Assert.Null(testState.ErrorMessage);
}
else
{
Assert.False(result.Succeeded);
if (expectedErrorText != null)
{
Assert.Equal(expectedErrorText, testState.ErrorMessage);
Assert.Equal(NotificationSeverity.Error, testState.ErrorSeverity);
}
}
// Allow testing of invocation document regardless of success/failure
if (expectedUpdatedInvocationDocumentCode != null)
{
var updatedInvocationDocument = result.UpdatedSolution.GetDocument(testState.InvocationDocument.Id);
var updatedCode = updatedInvocationDocument.GetTextAsync(CancellationToken.None).Result.ToString();
Assert.Equal(expectedUpdatedInvocationDocumentCode, updatedCode);
}
if (verifyNoDiagnostics)
{
var diagnostics = testState.InvocationDocument.GetSemanticModelAsync().Result.GetDiagnostics();
if (diagnostics.Length > 0)
{
Assert.True(false, CreateDiagnosticsString(diagnostics, updatedSignature, totalParameters, testState.InvocationDocument.GetTextAsync().Result.ToString()));
}
}
}
}
public void RemoveParameters_ExtensionMethodInAnotherFile()
{
var workspaceXml = @"
<Workspace>
<Project Language=""C#"" AssemblyName=""CSharpAssembly"" CommonReferences=""true"">";
for (int i = 0; i <= 4; i++)
{
workspaceXml += $@"
<Document FilePath = ""C{i}.cs"">
class C{i}
{{
void M()
{{
C5 c = new C5();
c.Ext(1, ""two"");
}}
}}
</Document>";
}
workspaceXml += @"
<Document FilePath = ""C5.cs"">
public class C5
{
}
public static class C5Ext
{
public void $$Ext(this C5 c, int i, string s)
{
}
}
</Document>";
for (int i = 6; i <= 9; i++)
{
workspaceXml += $@"
<Document FilePath = ""C{i}.cs"">
class C{i}
{{
void M()
{{
C5 c = new C5();
c.Ext(1, ""two"");
}}
}}
</Document>";
}
workspaceXml += @"
</Project>
</Workspace>";
// Ext(this F f, int i, string s) --> Ext(this F f, string s)
// If a reference does not bind correctly, it will believe Ext is not an extension
// method and remove the string argument instead of the int argument.
var updatedSignature = new[] { 0, 2 };
using (var testState = new ChangeSignatureTestState(XElement.Parse(workspaceXml)))
{
testState.TestChangeSignatureOptionsService.IsCancelled = false;
testState.TestChangeSignatureOptionsService.UpdatedSignature = updatedSignature;
var result = testState.ChangeSignature();
Assert.True(result.Succeeded);
Assert.Null(testState.ErrorMessage);
foreach (var updatedDocument in testState.Workspace.Documents.Select(d => result.UpdatedSolution.GetDocument(d.Id)))
{
if (updatedDocument.Name == "C5.cs")
{
Assert.Contains("void Ext(this C5 c, string s)", updatedDocument.GetTextAsync(CancellationToken.None).Result.ToString());
}
else
{
Assert.Contains(@"c.Ext(""two"");", updatedDocument.GetTextAsync(CancellationToken.None).Result.ToString());
}
}
}
}
