public void CompareToMockSnapshot()
{
const string Text = @"try
{
if (a == 0)
{
return foo(a,
10);
}
else
{
while(a > 0)
a -= 1;
}
}
";
var fake = new FakeSnapshot(Text);
var mock = new MockTextBuffer(Text).CurrentSnapshot;
Assert.AreEqual(mock.Length, fake.Length, "Length does not match");
for (int i = 0; i < mock.LineCount && i < fake.LineCount; ++i)
{
var mockLine = mock.GetLineFromLineNumber(i);
var fakeLine = fake.GetLineFromLineNumber(i);
Assert.AreEqual(mockLine.GetText(), fakeLine.GetText(), string.Format("Line {0} text does not match", i));
Assert.AreEqual(mockLine.Start.Position, fakeLine.Start.Position, string.Format("Line {0} start does not match", i));
Assert.AreEqual(mockLine.End.Position, fakeLine.End.Position, string.Format("Line {0} end does not match", i));
}
Assert.AreEqual(mock.LineCount, fake.LineCount, "LineCount does not match");
}
internal static DocumentAnalyzer MakeAnalyzer(
string text,
LineBehavior behavior,
int indentSize,
int tabSize,
string contentType,
int chunkSize
)
{
var buffer = new MockTextBuffer(text);
buffer.ContentType = new MockContentType(contentType, null);
return(MakeAnalyzer(buffer.CurrentSnapshot, behavior, indentSize, tabSize, chunkSize));
}
private static void MemberCompletionTest(int location, string sourceCode, string expectedExpression)
{
if (location < 0)
{
location = sourceCode.Length + location;
}
var analyzer = new PythonAnalyzer(new MockDlrRuntimeHost(), new MockErrorProviderFactory());
var buffer = new MockTextBuffer(sourceCode);
var snapshot = (MockTextSnapshot)buffer.CurrentSnapshot;
var context = analyzer.GetCompletions(snapshot, buffer, new MockTrackingSpan(snapshot, location, 1));
AreEqual(context.Text, expectedExpression);
}
public void UpdateSnapshot()
{
var buffer = new MockTextBuffer("");
var behavior = new LineBehavior();
var da = MakeAnalyzer(buffer.CurrentSnapshot, behavior, 4, 4, 5);
da.ResetAndWait();
da.AssertLinesIncludeExactly();
var prevSnapshot = da.Snapshot;
{
var edit = buffer.CreateEdit();
edit.Insert(0, @"0
1
2
3
4");
edit.Apply();
}
da.UpdateAndWait(null);
Assert.AreNotSame(prevSnapshot, da.Snapshot);
Assert.AreNotEqual(prevSnapshot.Version.VersionNumber, da.Snapshot.Version.VersionNumber);
da.AssertLinesIncludeExactly(
new LineSpan(1, 3, 0, LineSpanType.Normal),
new LineSpan(2, 2, 4, LineSpanType.Normal)
);
prevSnapshot = da.Snapshot;
{
var edit = buffer.CreateEdit();
edit.Delete(prevSnapshot.GetLineFromLineNumber(2).ExtentIncludingLineBreak.Span);
edit.Apply();
}
da.UpdateAndWait(null);
Assert.AreNotSame(prevSnapshot, da.Snapshot);
Assert.AreNotEqual(prevSnapshot.Version.VersionNumber, da.Snapshot.Version.VersionNumber);
da.AssertLinesIncludeExactly(
new LineSpan(1, 2, 0, LineSpanType.Normal)
);
}
private static ExpressionAnalysis AnalyzeExpression(int location, string sourceCode)
{
if (location < 0)
{
location = sourceCode.Length + location;
}
var analyzer = new PythonAnalyzer(new MockDlrRuntimeHost(), new MockErrorProviderFactory());
var buffer = new MockTextBuffer(sourceCode);
var textView = new MockTextView(buffer);
var item = analyzer.AnalyzeTextView(textView);
while (item.IsAnalyzed)
{
Thread.Sleep(100);
}
var snapshot = (MockTextSnapshot)buffer.CurrentSnapshot;
return(analyzer.AnalyzeExpression(snapshot, buffer, new MockTrackingSpan(snapshot, location, 0)));
}
public MockTextSnapshot(MockTextBuffer mockTextBuffer)
{
_buffer = mockTextBuffer;
}
private static void SignatureTest(int location, string sourceCode, string expectedExpression, int paramIndex)
{
if (location < 0) {
location = sourceCode.Length + location;
}
var analyzer = new PythonAnalyzer(new MockDlrRuntimeHost(), new MockErrorProviderFactory());
var buffer = new MockTextBuffer(sourceCode);
var snapshot = (MockTextSnapshot)buffer.CurrentSnapshot;
var context = analyzer.GetSignatures(snapshot, buffer, new MockTrackingSpan(snapshot, location, 1));
AreEqual(context.Text, expectedExpression);
AreEqual(context.ParameterIndex, paramIndex);
}
private static ExpressionAnalysis AnalyzeExpression(int location, string sourceCode)
{
if (location < 0) {
location = sourceCode.Length + location;
}
var analyzer = new PythonAnalyzer(new MockDlrRuntimeHost(), new MockErrorProviderFactory());
var buffer = new MockTextBuffer(sourceCode);
var textView = new MockTextView(buffer);
var item = analyzer.AnalyzeTextView(textView);
while (item.IsAnalyzed) {
Thread.Sleep(100);
}
var snapshot = (MockTextSnapshot)buffer.CurrentSnapshot;
return analyzer.AnalyzeExpression(snapshot, buffer, new MockTrackingSpan(snapshot, location, 0));
}
public MockTextSnapshot(MockTextBuffer mockTextBuffer)
{
_buffer = mockTextBuffer;
}
