aspnetcore/test/Microsoft.AspNet.Razor.Test/Parser/WhitespaceRewriterTest.cs

67 lines
2.6 KiB
C#

// Copyright (c) Microsoft Open Technologies, Inc.
// All Rights Reserved
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// THIS CODE IS PROVIDED *AS IS* BASIS, WITHOUT WARRANTIES OR
// CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING
// WITHOUT LIMITATION ANY IMPLIED WARRANTIES OR CONDITIONS OF
// TITLE, FITNESS FOR A PARTICULAR PURPOSE, MERCHANTABLITY OR
// NON-INFRINGEMENT.
// See the Apache 2 License for the specific language governing
// permissions and limitations under the License.
using Microsoft.AspNet.Razor.Parser;
using Microsoft.AspNet.Razor.Parser.SyntaxTree;
using Microsoft.AspNet.Razor.Test.Framework;
using Microsoft.TestCommon;
namespace Microsoft.AspNet.Razor.Test.Parser
{
public class WhitespaceRewriterTest
{
[Fact]
public void Constructor_Requires_NonNull_SymbolConverter()
{
Assert.ThrowsArgumentNull(() => new WhiteSpaceRewriter(null), "markupSpanFactory");
}
[Fact]
public void Rewrite_Moves_Whitespace_Preceeding_ExpressionBlock_To_Parent_Block()
{
// Arrange
var factory = SpanFactory.CreateCsHtml();
Block start = new MarkupBlock(
factory.Markup("test"),
new ExpressionBlock(
factory.Code(" ").AsExpression(),
factory.CodeTransition(SyntaxConstants.TransitionString),
factory.Code("foo").AsExpression()
),
factory.Markup("test")
);
WhiteSpaceRewriter rewriter = new WhiteSpaceRewriter(new HtmlMarkupParser().BuildSpan);
// Act
Block actual = rewriter.Rewrite(start);
factory.Reset();
// Assert
ParserTestBase.EvaluateParseTree(actual, new MarkupBlock(
factory.Markup("test"),
factory.Markup(" "),
new ExpressionBlock(
factory.CodeTransition(SyntaxConstants.TransitionString),
factory.Code("foo").AsExpression()
),
factory.Markup("test")
));
}
}
}