private void VerifyCurrentSyntaxTree(TestParserManager manager)
{
BaselineTest(manager.CurrentSyntaxTree);
}
public void ImplicitExpressionProvisionallyAcceptsCaseInsensitiveDotlessCommitInsertions_NewRoslynIntegration()
{
SpanFactory factory = SpanFactory.CreateCsHtml();
StringTextBuffer old = new StringTextBuffer("foo @date baz");
StringTextBuffer changed = new StringTextBuffer("foo @date. baz");
TextChange textChange = new TextChange(9, 0, old, 1, changed);
using (TestParserManager manager = CreateParserManager())
{
Action <TextChange, PartialParseResult, string> applyAndVerifyPartialChange = (
changeToApply,
expectedResult,
expectedCode
) =>
{
PartialParseResult result = manager.CheckForStructureChangesAndWait(textChange);
// Assert
Assert.Equal(expectedResult, result);
Assert.Equal(1, manager.ParseCount);
ParserTestBase.EvaluateParseTree(
manager.Parser.CurrentParseTree,
new MarkupBlock(
factory.Markup("foo "),
new ExpressionBlock(
factory.CodeTransition(),
factory
.Code(expectedCode)
.AsImplicitExpression(CSharpCodeParser.DefaultKeywords)
.Accepts(AcceptedCharacters.NonWhiteSpace)
),
factory.Markup(" baz")
)
);
};
manager.InitializeWithDocument(textChange.OldBuffer);
// This is the process of a dotless commit when doing "." insertions to commit intellisense changes.
// @date => @date.
applyAndVerifyPartialChange(
textChange,
PartialParseResult.Accepted | PartialParseResult.Provisional,
"date."
);
old = changed;
changed = new StringTextBuffer("foo @date baz");
textChange = new TextChange(9, 1, old, 0, changed);
// @date. => @date
applyAndVerifyPartialChange(textChange, PartialParseResult.Accepted, "date");
old = changed;
changed = new StringTextBuffer("foo @DateTime baz");
textChange = new TextChange(5, 4, old, 8, changed);
// @date => @DateTime
applyAndVerifyPartialChange(textChange, PartialParseResult.Accepted, "DateTime");
old = changed;
changed = new StringTextBuffer("foo @DateTime. baz");
textChange = new TextChange(13, 0, old, 1, changed);
// @DateTime => @DateTime.
applyAndVerifyPartialChange(
textChange,
PartialParseResult.Accepted | PartialParseResult.Provisional,
"DateTime."
);
}
}
public void ImplicitExpressionRejectsChangeWhichWouldHaveBeenAcceptedIfLastChangeWasProvisionallyAcceptedOnDifferentSpan()
{
var factory = SpanFactory.CreateCsHtml();
// Arrange
TextChange dotTyped = new TextChange(
8,
0,
new StringTextBuffer("foo @foo @bar"),
1,
new StringTextBuffer("foo @foo. @bar")
);
TextChange charTyped = new TextChange(
14,
0,
new StringTextBuffer("foo @foo. @bar"),
1,
new StringTextBuffer("foo @foo. @barb")
);
using (TestParserManager manager = CreateParserManager())
{
manager.InitializeWithDocument(dotTyped.OldBuffer);
// Apply the dot change
Assert.Equal(
PartialParseResult.Provisional | PartialParseResult.Accepted,
manager.CheckForStructureChangesAndWait(dotTyped)
);
// Act (apply the identifier start char change)
PartialParseResult result = manager.CheckForStructureChangesAndWait(charTyped);
// Assert
Assert.Equal(PartialParseResult.Rejected, result);
Assert.False(
manager.Parser.LastResultProvisional,
"LastResultProvisional flag should have been cleared but it was not"
);
ParserTestBase.EvaluateParseTree(
manager.Parser.CurrentParseTree,
new MarkupBlock(
factory.Markup("foo "),
new ExpressionBlock(
factory.CodeTransition(),
factory
.Code("foo")
.AsImplicitExpression(CSharpCodeParser.DefaultKeywords)
.Accepts(AcceptedCharacters.NonWhiteSpace)
),
factory.Markup(". "),
new ExpressionBlock(
factory.CodeTransition(),
factory
.Code("barb")
.AsImplicitExpression(CSharpCodeParser.DefaultKeywords)
.Accepts(AcceptedCharacters.NonWhiteSpace)
),
factory.EmptyHtml()
)
);
}
}
public void ImplicitExpressionAcceptsDotlessCommitInsertionsInStatementBlock()
{
SpanFactory factory = SpanFactory.CreateCsHtml();
StringTextBuffer changed = new StringTextBuffer(
"@{" + Environment.NewLine + " @DateT." + Environment.NewLine + "}"
);
StringTextBuffer old = new StringTextBuffer(
"@{" + Environment.NewLine + " @DateT" + Environment.NewLine + "}"
);
var textChange = new TextChange(14, 0, old, 1, changed);
using (TestParserManager manager = CreateParserManager())
{
Action <TextChange, PartialParseResult, string> applyAndVerifyPartialChange = (
changeToApply,
expectedResult,
expectedCode
) =>
{
PartialParseResult result = manager.CheckForStructureChangesAndWait(textChange);
// Assert
Assert.Equal(expectedResult, result);
Assert.Equal(1, manager.ParseCount);
ParserTestBase.EvaluateParseTree(
manager.Parser.CurrentParseTree,
new MarkupBlock(
factory.EmptyHtml(),
new StatementBlock(
factory.CodeTransition(),
factory.MetaCode("{").Accepts(AcceptedCharacters.None),
factory.Code("\r\n ").AsStatement(),
new ExpressionBlock(
factory.CodeTransition(),
factory
.Code(expectedCode)
.AsImplicitExpression(
CSharpCodeParser.DefaultKeywords,
acceptTrailingDot: true
)
.Accepts(AcceptedCharacters.NonWhiteSpace)
),
factory.Code("\r\n").AsStatement(),
factory.MetaCode("}").Accepts(AcceptedCharacters.None)
),
factory.EmptyHtml()
)
);
};
manager.InitializeWithDocument(textChange.OldBuffer);
// This is the process of a dotless commit when doing "." insertions to commit intellisense changes.
applyAndVerifyPartialChange(textChange, PartialParseResult.Accepted, "DateT.");
old = changed;
changed = new StringTextBuffer(
"@{" + Environment.NewLine + " @DateTime." + Environment.NewLine + "}"
);
textChange = new TextChange(14, 0, old, 3, changed);
applyAndVerifyPartialChange(textChange, PartialParseResult.Accepted, "DateTime.");
}
}
