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// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
using System.Collections.Generic;
using System.Web.Razor.Parser;
using System.Web.Razor.Parser.SyntaxTree;
using Moq;
using Xunit;
using Assert = Microsoft.TestCommon.AssertEx;
namespace System.Web.Razor.Test.Parser
{
public class ParserVisitorExtensionsTest
{
[Fact]
public void VisitThrowsOnNullVisitor()
{
ParserVisitor target = null;
ParserResults results = new ParserResults(new BlockBuilder() { Type = BlockType.Comment }.Build(), new List<RazorError>());
Assert.ThrowsArgumentNull(() => target.Visit(results), "self");
}
[Fact]
public void VisitThrowsOnNullResults()
{
ParserVisitor target = new Mock<ParserVisitor>().Object;
Assert.ThrowsArgumentNull(() => target.Visit(null), "result");
}
[Fact]
public void VisitSendsDocumentToVisitor()
{
// Arrange
Mock<ParserVisitor> targetMock = new Mock<ParserVisitor>();
Block root = new BlockBuilder() { Type = BlockType.Comment }.Build();
ParserResults results = new ParserResults(root, new List<RazorError>());
// Act
targetMock.Object.Visit(results);
// Assert
targetMock.Verify(v => v.VisitBlock(root));
}
[Fact]
public void VisitSendsErrorsToVisitor()
{
// Arrange
Mock<ParserVisitor> targetMock = new Mock<ParserVisitor>();
Block root = new BlockBuilder() { Type = BlockType.Comment }.Build();
List<RazorError> errors = new List<RazorError>() {
new RazorError("Foo", 1, 0, 1),
new RazorError("Bar", 2, 0, 2)
};
ParserResults results = new ParserResults(root, errors);
// Act
targetMock.Object.Visit(results);
// Assert
targetMock.Verify(v => v.VisitError(errors[0]));
targetMock.Verify(v => v.VisitError(errors[1]));
}
[Fact]
public void VisitCallsOnCompleteWhenAllNodesHaveBeenVisited()
{
// Arrange
Mock<ParserVisitor> targetMock = new Mock<ParserVisitor>();
Block root = new BlockBuilder() { Type = BlockType.Comment }.Build();
List<RazorError> errors = new List<RazorError>() {
new RazorError("Foo", 1, 0, 1),
new RazorError("Bar", 2, 0, 2)
};
ParserResults results = new ParserResults(root, errors);
// Act
targetMock.Object.Visit(results);
// Assert
targetMock.Verify(v => v.OnComplete());
}
}
}
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