374 lines
16 KiB
C#
374 lines
16 KiB
C#
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// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
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using System.Web.Razor.Parser;
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using System.Web.Razor.Parser.SyntaxTree;
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using System.Web.Razor.Test.Framework;
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using System.Web.Razor.Text;
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using System.Web.WebPages.TestUtils;
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using Xunit;
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namespace System.Web.Razor.Test.Parser.PartialParsing
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{
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public class VBPartialParsingTest : PartialParsingTestBase<VBRazorCodeLanguage>
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{
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[Fact]
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public void ImplicitExpressionProvisionallyAcceptsDeleteOfIdentifierPartsIfDotRemains()
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{
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var factory = SpanFactory.CreateVbHtml();
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StringTextBuffer changed = new StringTextBuffer("foo @User. baz");
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StringTextBuffer old = new StringTextBuffer("foo @User.Name baz");
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RunPartialParseTest(new TextChange(10, 4, old, 0, changed),
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new MarkupBlock(
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factory.Markup("foo "),
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new ExpressionBlock(
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factory.CodeTransition(),
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factory.Code("User.")
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.AsImplicitExpression(VBCodeParser.DefaultKeywords)
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.Accepts(AcceptedCharacters.NonWhiteSpace)),
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factory.Markup(" baz")),
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additionalFlags: PartialParseResult.Provisional);
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}
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[Fact]
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public void ImplicitExpressionAcceptsDeleteOfIdentifierPartsIfSomeOfIdentifierRemains()
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{
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var factory = SpanFactory.CreateVbHtml();
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StringTextBuffer changed = new StringTextBuffer("foo @Us baz");
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StringTextBuffer old = new StringTextBuffer("foo @User baz");
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RunPartialParseTest(new TextChange(7, 2, old, 0, changed),
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new MarkupBlock(
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factory.Markup("foo "),
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new ExpressionBlock(
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factory.CodeTransition(),
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factory.Code("Us")
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.AsImplicitExpression(VBCodeParser.DefaultKeywords)
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.Accepts(AcceptedCharacters.NonWhiteSpace)),
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factory.Markup(" baz")));
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}
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[Fact]
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public void ImplicitExpressionProvisionallyAcceptsMultipleInsertionIfItCausesIdentifierExpansionAndTrailingDot()
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{
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var factory = SpanFactory.CreateVbHtml();
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StringTextBuffer changed = new StringTextBuffer("foo @User. baz");
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StringTextBuffer old = new StringTextBuffer("foo @U baz");
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RunPartialParseTest(new TextChange(6, 0, old, 4, changed),
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new MarkupBlock(
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factory.Markup("foo "),
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new ExpressionBlock(
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factory.CodeTransition(),
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factory.Code("User.")
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.AsImplicitExpression(VBCodeParser.DefaultKeywords)
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.Accepts(AcceptedCharacters.NonWhiteSpace)),
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factory.Markup(" baz")),
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additionalFlags: PartialParseResult.Provisional);
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}
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[Fact]
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public void ImplicitExpressionAcceptsMultipleInsertionIfItOnlyCausesIdentifierExpansion()
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{
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var factory = SpanFactory.CreateVbHtml();
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StringTextBuffer changed = new StringTextBuffer("foo @barbiz baz");
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StringTextBuffer old = new StringTextBuffer("foo @bar baz");
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RunPartialParseTest(new TextChange(8, 0, old, 3, changed),
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new MarkupBlock(
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factory.Markup("foo "),
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new ExpressionBlock(
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factory.CodeTransition(),
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factory.Code("barbiz")
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.AsImplicitExpression(VBCodeParser.DefaultKeywords)
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.Accepts(AcceptedCharacters.NonWhiteSpace)),
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factory.Markup(" baz")));
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}
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[Fact]
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public void ImplicitExpressionRejectsChangeWhichWouldHaveBeenAcceptedIfLastChangeWasProvisionallyAcceptedOnDifferentSpan()
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{
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var factory = SpanFactory.CreateVbHtml();
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// Arrange
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TextChange dotTyped = new TextChange(8, 0, new StringTextBuffer("foo @foo @bar"), 1, new StringTextBuffer("foo @foo. @bar"));
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TextChange charTyped = new TextChange(14, 0, new StringTextBuffer("foo @foo. @barb"), 1, new StringTextBuffer("foo @foo. @barb"));
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TestParserManager manager = CreateParserManager();
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manager.InitializeWithDocument(dotTyped.OldBuffer);
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// Apply the dot change
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Assert.Equal(PartialParseResult.Provisional | PartialParseResult.Accepted, manager.CheckForStructureChangesAndWait(dotTyped));
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// Act (apply the identifier start char change)
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PartialParseResult result = manager.CheckForStructureChangesAndWait(charTyped);
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// Assert
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Assert.Equal(PartialParseResult.Rejected, result);
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Assert.False(manager.Parser.LastResultProvisional, "LastResultProvisional flag should have been cleared but it was not");
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ParserTestBase.EvaluateParseTree(manager.Parser.CurrentParseTree,
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new MarkupBlock(
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factory.Markup("foo "),
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new ExpressionBlock(
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factory.CodeTransition(),
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factory.Code("foo")
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.AsImplicitExpression(VBCodeParser.DefaultKeywords)
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.Accepts(AcceptedCharacters.NonWhiteSpace)),
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factory.Markup(". "),
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new ExpressionBlock(
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factory.CodeTransition(),
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factory.Code("barb")
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.AsImplicitExpression(VBCodeParser.DefaultKeywords)
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.Accepts(AcceptedCharacters.NonWhiteSpace)),
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factory.EmptyHtml()));
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}
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[Fact]
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public void ImplicitExpressionAcceptsIdentifierTypedAfterDotIfLastChangeWasProvisionalAcceptanceOfDot()
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{
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var factory = SpanFactory.CreateVbHtml();
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// Arrange
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TextChange dotTyped = new TextChange(8, 0, new StringTextBuffer("foo @foo bar"), 1, new StringTextBuffer("foo @foo. bar"));
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TextChange charTyped = new TextChange(9, 0, new StringTextBuffer("foo @foo. bar"), 1, new StringTextBuffer("foo @foo.b bar"));
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TestParserManager manager = CreateParserManager();
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manager.InitializeWithDocument(dotTyped.OldBuffer);
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// Apply the dot change
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Assert.Equal(PartialParseResult.Provisional | PartialParseResult.Accepted, manager.CheckForStructureChangesAndWait(dotTyped));
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// Act (apply the identifier start char change)
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PartialParseResult result = manager.CheckForStructureChangesAndWait(charTyped);
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// Assert
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Assert.Equal(PartialParseResult.Accepted, result);
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Assert.False(manager.Parser.LastResultProvisional, "LastResultProvisional flag should have been cleared but it was not");
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ParserTestBase.EvaluateParseTree(manager.Parser.CurrentParseTree,
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new MarkupBlock(
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factory.Markup("foo "),
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new ExpressionBlock(
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factory.CodeTransition(),
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factory.Code("foo.b")
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.AsImplicitExpression(VBCodeParser.DefaultKeywords)
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.Accepts(AcceptedCharacters.NonWhiteSpace)),
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factory.Markup(" bar")));
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}
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[Fact]
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public void ImplicitExpressionAcceptsIdentifierExpansionAtEndOfNonWhitespaceCharacters()
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{
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var factory = SpanFactory.CreateVbHtml();
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StringTextBuffer changed = new StringTextBuffer(@"@Code
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@food
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End Code");
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StringTextBuffer old = new StringTextBuffer(@"@Code
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@foo
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End Code");
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RunPartialParseTest(new TextChange(15, 0, old, 1, changed),
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new MarkupBlock(
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factory.EmptyHtml(),
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new StatementBlock(
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factory.CodeTransition(),
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factory.MetaCode("Code")
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.Accepts(AcceptedCharacters.None),
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factory.Code("\r\n ").AsStatement(),
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new ExpressionBlock(
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factory.CodeTransition(),
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factory.Code("food")
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.AsImplicitExpression(VBCodeParser.DefaultKeywords, acceptTrailingDot: true)
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.Accepts(AcceptedCharacters.NonWhiteSpace)),
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factory.Code("\r\n").AsStatement(),
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factory.MetaCode("End Code").Accepts(AcceptedCharacters.None)),
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factory.EmptyHtml()));
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}
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[Fact]
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public void ImplicitExpressionProvisionallyAcceptsDotAfterIdentifierInMarkup()
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{
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var factory = SpanFactory.CreateVbHtml();
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StringTextBuffer changed = new StringTextBuffer("foo @foo. bar");
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StringTextBuffer old = new StringTextBuffer("foo @foo bar");
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RunPartialParseTest(new TextChange(8, 0, old, 1, changed),
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new MarkupBlock(
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factory.Markup("foo "),
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new ExpressionBlock(
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factory.CodeTransition(),
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factory.Code("foo.")
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.AsImplicitExpression(VBCodeParser.DefaultKeywords)
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.Accepts(AcceptedCharacters.NonWhiteSpace)),
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factory.Markup(" bar")),
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additionalFlags: PartialParseResult.Provisional);
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}
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[Fact]
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public void ImplicitExpressionAcceptsAdditionalIdentifierCharactersIfEndOfSpanIsIdentifier()
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{
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var factory = SpanFactory.CreateVbHtml();
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StringTextBuffer changed = new StringTextBuffer("foo @foob baz");
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StringTextBuffer old = new StringTextBuffer("foo @foo bar");
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RunPartialParseTest(new TextChange(8, 0, old, 1, changed),
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new MarkupBlock(
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factory.Markup("foo "),
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new ExpressionBlock(
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factory.CodeTransition(),
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factory.Code("foob")
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.AsImplicitExpression(VBCodeParser.DefaultKeywords)
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.Accepts(AcceptedCharacters.NonWhiteSpace)),
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factory.Markup(" bar")));
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}
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[Fact]
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public void ImplicitExpressionAcceptsAdditionalIdentifierStartCharactersIfEndOfSpanIsDot()
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{
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var factory = SpanFactory.CreateVbHtml();
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StringTextBuffer changed = new StringTextBuffer("@Code @foo.b End Code");
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StringTextBuffer old = new StringTextBuffer("@Code @foo. End Code");
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RunPartialParseTest(new TextChange(11, 0, old, 1, changed),
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new MarkupBlock(
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factory.EmptyHtml(),
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new StatementBlock(
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factory.CodeTransition(),
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factory.MetaCode("Code").Accepts(AcceptedCharacters.None),
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factory.Code(" ").AsStatement(),
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new ExpressionBlock(
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factory.CodeTransition(),
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factory.Code("foo.b")
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.AsImplicitExpression(VBCodeParser.DefaultKeywords, acceptTrailingDot: true)
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.Accepts(AcceptedCharacters.NonWhiteSpace)),
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factory.Code(" ").AsStatement(),
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factory.MetaCode("End Code").Accepts(AcceptedCharacters.None)),
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factory.EmptyHtml()));
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}
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[Fact]
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public void ImplicitExpressionAcceptsDotIfTrailingDotsAreAllowed()
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{
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var factory = SpanFactory.CreateVbHtml();
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StringTextBuffer changed = new StringTextBuffer("@Code @foo. End Code");
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StringTextBuffer old = new StringTextBuffer("@Code @foo End Code");
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RunPartialParseTest(new TextChange(10, 0, old, 1, changed),
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new MarkupBlock(
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factory.EmptyHtml(),
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new StatementBlock(
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factory.CodeTransition(),
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factory.MetaCode("Code").Accepts(AcceptedCharacters.None),
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factory.Code(" ").AsStatement(),
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new ExpressionBlock(
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factory.CodeTransition(),
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factory.Code("foo.")
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.AsImplicitExpression(VBCodeParser.DefaultKeywords, acceptTrailingDot: true)
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.Accepts(AcceptedCharacters.NonWhiteSpace)),
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factory.Code(" ").AsStatement(),
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factory.MetaCode("End Code").Accepts(AcceptedCharacters.None)),
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factory.EmptyHtml()));
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}
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[Fact]
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public void ImplicitExpressionCorrectlyTriggersReparseIfFunctionsKeywordTyped()
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{
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RunTypeKeywordTest("functions");
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}
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[Fact]
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public void ImplicitExpressionCorrectlyTriggersReparseIfCodeKeywordTyped()
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{
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RunTypeKeywordTest("code");
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}
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[Fact]
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public void ImplicitExpressionCorrectlyTriggersReparseIfSectionKeywordTyped()
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{
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RunTypeKeywordTest("section");
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}
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[Fact]
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public void ImplicitExpressionCorrectlyTriggersReparseIfDoKeywordTyped()
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{
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RunTypeKeywordTest("do");
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}
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[Fact]
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public void ImplicitExpressionCorrectlyTriggersReparseIfWhileKeywordTyped()
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{
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RunTypeKeywordTest("while");
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}
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[Fact]
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public void ImplicitExpressionCorrectlyTriggersReparseIfIfKeywordTyped()
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{
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RunTypeKeywordTest("if");
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}
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[Fact]
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public void ImplicitExpressionCorrectlyTriggersReparseIfSelectKeywordTyped()
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{
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RunTypeKeywordTest("select");
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}
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[Fact]
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public void ImplicitExpressionCorrectlyTriggersReparseIfForKeywordTyped()
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{
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RunTypeKeywordTest("for");
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}
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[Fact]
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public void ImplicitExpressionCorrectlyTriggersReparseIfTryKeywordTyped()
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{
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RunTypeKeywordTest("try");
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}
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[Fact]
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public void ImplicitExpressionCorrectlyTriggersReparseIfWithKeywordTyped()
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{
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RunTypeKeywordTest("with");
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}
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[Fact]
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public void ImplicitExpressionCorrectlyTriggersReparseIfSyncLockKeywordTyped()
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{
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RunTypeKeywordTest("synclock");
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}
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[Fact]
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public void ImplicitExpressionCorrectlyTriggersReparseIfUsingKeywordTyped()
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{
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RunTypeKeywordTest("using");
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}
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[Fact]
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public void ImplicitExpressionCorrectlyTriggersReparseIfImportsKeywordTyped()
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{
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RunTypeKeywordTest("imports");
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}
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[Fact]
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public void ImplicitExpressionCorrectlyTriggersReparseIfInheritsKeywordTyped()
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{
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RunTypeKeywordTest("inherits");
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}
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[Fact]
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public void ImplicitExpressionCorrectlyTriggersReparseIfOptionKeywordTyped()
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{
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RunTypeKeywordTest("option");
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}
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[Fact]
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public void ImplicitExpressionCorrectlyTriggersReparseIfHelperKeywordTyped()
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|
|
{
|
|||
|
|
RunTypeKeywordTest("helper");
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
[Fact]
|
|||
|
|
public void ImplicitExpressionCorrectlyTriggersReparseIfNamespaceKeywordTyped()
|
|||
|
|
{
|
|||
|
|
RunTypeKeywordTest("namespace");
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
[Fact]
|
|||
|
|
public void ImplicitExpressionCorrectlyTriggersReparseIfClassKeywordTyped()
|
|||
|
|
{
|
|||
|
|
RunTypeKeywordTest("class");
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
[Fact]
|
|||
|
|
public void ImplicitExpressionCorrectlyTriggersReparseIfLayoutKeywordTyped()
|
|||
|
|
{
|
|||
|
|
RunTypeKeywordTest("layout");
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|