public void Visit_WithDesignTimeHost_GeneratesBaseClass_ForModelChunks()
{
// Arrange
var expected =
"MyBase<" + Environment.NewLine +
"#line 1 \"\"" + Environment.NewLine +
"My_Generic.After.Periods" + Environment.NewLine +
Environment.NewLine +
"#line default" + Environment.NewLine +
"#line hidden" + Environment.NewLine +
">";
var writer = new CSharpCodeWriter();
var context = CreateContext();
context.Host.DesignTimeMode = true;
var visitor = new ModelChunkVisitor(writer, context);
var factory = SpanFactory.CreateCsHtml();
var node = (Span)factory.Code("Some code")
.As(new ModelCodeGenerator("MyType", "MyPropertyName"));
// Act
visitor.Accept(new Chunk[]
{
new LiteralChunk(),
new ModelChunk("MyBase", "My_Generic.After.Periods")
{
Association = node
}
});
var code = writer.GenerateCode();
// Assert
Assert.Equal(expected, code);
}
public void Visit_GeneratesBaseClass_ForModelChunks()
{
// Arrange
var expected =
"MyBase<" + Environment.NewLine +
"#line 1 \"\"" + Environment.NewLine +
"My_Generic.After.Periods" + Environment.NewLine +
Environment.NewLine +
"#line default" + Environment.NewLine +
"#line hidden" + Environment.NewLine +
">";
var writer = new CSharpCodeWriter();
var context = CreateContext();
var visitor = new ModelChunkVisitor(writer, context);
var factory = SpanFactory.CreateCsHtml();
var node = (Span)factory.Code("Some code")
.As(new ModelChunkGenerator("MyBase", "MyGeneric"));
// Act
visitor.Accept(new Chunk[]
{
new LiteralChunk(),
new ModelChunk("MyBase", "My_Generic.After.Periods") { Association = node }
});
var code = writer.GenerateCode();
// Assert
Assert.Equal(expected, code);
}
public void Visit_GeneratesProperties_ForInjectChunks()
{
// Arrange
var expected =
@"[ActivateAttribute]
public MyType1 MyPropertyName1 { get; private set; }
[ActivateAttribute]
public MyType2 @MyPropertyName2 { get; private set; }
";
var writer = new CSharpCodeWriter();
var context = CreateContext();
var visitor = new InjectChunkVisitor(writer, context, "ActivateAttribute");
var factory = SpanFactory.CreateCsHtml();
var node = (Span)factory.Code("Some code")
.As(new InjectParameterGenerator("MyType", "MyPropertyName"));
// Act
visitor.Accept(new Chunk[]
{
new LiteralChunk(),
new InjectChunk("MyType1", "MyPropertyName1")
{
Association = node
},
new InjectChunk("MyType2", "@MyPropertyName2")
{
Association = node
}
});
var code = writer.GenerateCode();
// Assert
Assert.Equal(expected, code);
}
public void RenderAttributeValue_RendersModelExpressionsCorrectly(string modelExpressionType,
string propertyType,
string expectedValue)
{
// Arrange
var renderer = new MvcTagHelperAttributeValueCodeRenderer(
new GeneratedTagHelperAttributeContext
{
ModelExpressionTypeName = modelExpressionType,
CreateModelExpressionMethodName = "SomeMethod"
});
var attributeDescriptor = new TagHelperAttributeDescriptor("MyAttribute", "SomeProperty", propertyType);
var writer = new CSharpCodeWriter();
var generatorContext = new CodeGeneratorContext(host: null,
className: string.Empty,
rootNamespace: string.Empty,
sourceFile: string.Empty,
shouldGenerateLinePragmas: true);
var context = new CodeBuilderContext(generatorContext);
// Act
renderer.RenderAttributeValue(attributeDescriptor, writer, context,
(codeWriter) =>
{
codeWriter.Write("MyValue");
});
// Assert
Assert.Equal(expectedValue, writer.GenerateCode());
}
public void Accept_CorrectlyGeneratesCode(IList <Chunk> chunks)
{
// Arrange
var writer = new CSharpCodeWriter();
var context = ChunkVisitorTestFactory.CreateCodeGeneratorContext();
var chunkVisitor = new ViewComponentTagHelperChunkVisitor(writer, context);
var assembly = typeof(ViewComponentTagHelperChunkVisitorTest).GetTypeInfo().Assembly;
var path = "TestFiles/Output/Runtime/GeneratedViewComponentTagHelperClasses.cs";
var expectedOutput = ResourceFile.ReadResource(assembly, path, sourceFile: true);
// Act
chunkVisitor.Accept(chunks);
var resultOutput = writer.GenerateCode();
#if GENERATE_BASELINES
if (!string.Equals(expectedOutput, resultOutput, System.StringComparison.Ordinal))
{
ResourceFile.UpdateFile(assembly, path, expectedOutput, resultOutput);
}
#else
// Assert
Assert.Equal(expectedOutput, resultOutput, ignoreLineEndingDifferences: true);
#endif
}
public void Visit_GeneratesProperties_ForInjectChunks()
{
// Arrange
var expected =
@"[ActivateAttribute]
public MyType1 MyPropertyName1 { get; private set; }
[ActivateAttribute]
public MyType2 @MyPropertyName2 { get; private set; }
";
var writer = new CSharpCodeWriter();
var context = CreateContext();
var visitor = new InjectChunkVisitor(writer, context, "ActivateAttribute");
var factory = SpanFactory.CreateCsHtml();
var node = (Span)factory.Code("Some code")
.As(new InjectParameterGenerator("MyType", "MyPropertyName"));
// Act
visitor.Accept(new Chunk[]
{
new LiteralChunk(),
new InjectChunk("MyType1", "MyPropertyName1") { Association = node },
new InjectChunk("MyType2", "@MyPropertyName2") { Association = node }
});
var code = writer.GenerateCode();
// Assert
Assert.Equal(expected, code);
}
public void RenderAttributeValue_RendersModelExpressionsCorrectly(string modelExpressionType,
string propertyType,
string expectedValue)
{
// Arrange
var renderer = new MvcTagHelperAttributeValueCodeRenderer(
new GeneratedTagHelperAttributeContext
{
ModelExpressionTypeName = modelExpressionType,
CreateModelExpressionMethodName = "SomeMethod"
});
var attributeDescriptor = new TagHelperAttributeDescriptor("MyAttribute", "SomeProperty", propertyType);
var writer = new CSharpCodeWriter();
var generatorContext = new CodeGeneratorContext(host: null,
className: string.Empty,
rootNamespace: string.Empty,
sourceFile: string.Empty,
shouldGenerateLinePragmas: true);
var errorSink = new ParserErrorSink();
var context = new CodeBuilderContext(generatorContext, errorSink);
// Act
renderer.RenderAttributeValue(attributeDescriptor, writer, context,
(codeWriter) =>
{
codeWriter.Write("MyValue");
},
complexValue: false);
// Assert
Assert.Equal(expectedValue, writer.GenerateCode());
}
public void Visit_WithDesignTimeHost_GeneratesPropertiesAndLinePragmas_ForInjectChunks()
{
// Arrange
var expected = string.Join(Environment.NewLine,
@"[Microsoft.AspNet.Mvc.ActivateAttribute]",
@"public",
@"#line 1 """"",
@"MyType1 MyPropertyName1",
"",
@"#line default",
@"#line hidden",
@"{ get; private set; }",
@"[Microsoft.AspNet.Mvc.ActivateAttribute]",
@"public",
@"#line 1 """"",
@"MyType2 @MyPropertyName2",
"",
@"#line default",
@"#line hidden",
@"{ get; private set; }",
"");
var writer = new CSharpCodeWriter();
var context = CreateContext();
context.Host.DesignTimeMode = true;
var visitor = new InjectChunkVisitor(writer, context, "Microsoft.AspNet.Mvc.ActivateAttribute");
var factory = SpanFactory.CreateCsHtml();
var node = (Span)factory.Code("Some code")
.As(new InjectParameterGenerator("MyType", "MyPropertyName"));
// Act
visitor.Accept(new Chunk[]
{
new LiteralChunk(),
new InjectChunk("MyType1", "MyPropertyName1")
{
Association = node
},
new InjectChunk("MyType2", "@MyPropertyName2")
{
Association = node
}
});
var code = writer.GenerateCode();
// Assert
Assert.Equal(expected, code);
}
public void Visit_IgnoresNonModelChunks()
{
// Arrange
var writer = new CSharpCodeWriter();
var context = CreateContext();
var visitor = new ModelChunkVisitor(writer, context);
// Act
visitor.Accept(new Chunk[]
{
new LiteralChunk(),
new CodeAttributeChunk()
});
var code = writer.GenerateCode();
// Assert
Assert.Empty(code);
}
public void Visit_IgnoresNonModelChunks()
{
// Arrange
var writer = new CSharpCodeWriter();
var context = CreateContext();
var visitor = new ModelChunkVisitor(writer, context);
// Act
visitor.Accept(new Chunk[]
{
new LiteralChunk(),
new CodeAttributeChunk()
});
var code = writer.GenerateCode();
// Assert
Assert.Empty(code);
}
public void RenderAttributeValue_RendersModelExpressionsCorrectly(
string modelExpressionType,
string propertyType,
string expectedValue)
{
// Arrange
var renderer = new MvcTagHelperAttributeValueCodeRenderer(
new GeneratedTagHelperAttributeContext
{
ModelExpressionTypeName = modelExpressionType,
CreateModelExpressionMethodName = "SomeMethod",
ModelExpressionProviderPropertyName = "Provider",
ViewDataPropertyName = "ViewData"
});
var attributeDescriptor = new TagHelperAttributeDescriptor
{
Name = "MyAttribute",
PropertyName = "SomeProperty",
TypeName = propertyType,
};
var writer = new CSharpCodeWriter();
var generatorContext = new ChunkGeneratorContext(
host: null,
className: string.Empty,
rootNamespace: string.Empty,
sourceFile: string.Empty,
shouldGenerateLinePragmas: true);
var errorSink = new ErrorSink();
var context = new CodeGeneratorContext(generatorContext, errorSink);
// Act
renderer.RenderAttributeValue(attributeDescriptor, writer, context,
(codeWriter) =>
{
codeWriter.Write("MyValue");
},
complexValue: false);
// Assert
Assert.Equal(expectedValue, writer.GenerateCode());
}
public void Visit_WithDesignTimeHost_GeneratesPropertiesAndLinePragmas_ForPartialInjectChunks()
{
// Arrange
var expected = @"[Microsoft.AspNet.Mvc.Razor.Internal.RazorInjectAttribute]
public
#line 1 """"
MyType1
#line default
#line hidden
{ get; private set; }
";
var writer = new CSharpCodeWriter();
var context = CreateContext();
context.Host.DesignTimeMode = true;
var visitor = new InjectChunkVisitor(writer, context, "Microsoft.AspNet.Mvc.Razor.Internal.RazorInjectAttribute");
var factory = SpanFactory.CreateCsHtml();
var node = (Span)factory.Code("Some code")
.As(new InjectParameterGenerator("MyType", "MyPropertyName"));
// Act
visitor.Accept(new Chunk[]
{
new LiteralChunk(),
new InjectChunk("MyType1", string.Empty)
{
Association = node
},
});
var code = writer.GenerateCode();
// Assert
Assert.Equal(expected, code);
}
public void Visit_WithDesignTimeHost_GeneratesPropertiesAndLinePragmas_ForInjectChunks()
{
// Arrange
var expected = string.Join(Environment.NewLine,
@"[Microsoft.AspNet.Mvc.Razor.Internal.RazorInjectAttribute]",
@"public",
@"#line 1 """"",
@"MyType1 MyPropertyName1",
"",
@"#line default",
@"#line hidden",
@"{ get; private set; }",
@"[Microsoft.AspNet.Mvc.Razor.Internal.RazorInjectAttribute]",
@"public",
@"#line 1 """"",
@"MyType2 @MyPropertyName2",
"",
@"#line default",
@"#line hidden",
@"{ get; private set; }",
"");
var writer = new CSharpCodeWriter();
var context = CreateContext();
context.Host.DesignTimeMode = true;
var visitor = new InjectChunkVisitor(writer, context, "Microsoft.AspNet.Mvc.Razor.Internal.RazorInjectAttribute");
var factory = SpanFactory.CreateCsHtml();
var node = (Span)factory.Code("Some code")
.As(new InjectParameterGenerator("MyType", "MyPropertyName"));
// Act
visitor.Accept(new Chunk[]
{
new LiteralChunk(),
new InjectChunk("MyType1", "MyPropertyName1") { Association = node },
new InjectChunk("MyType2", "@MyPropertyName2") { Association = node }
});
var code = writer.GenerateCode();
// Assert
Assert.Equal(expected, code);
}
public void Visit_WithDesignTimeHost_GeneratesPropertiesAndLinePragmas_ForPartialInjectChunks()
{
// Arrange
var expected = @"[Microsoft.AspNet.Mvc.ActivateAttribute]
public
#line 1 """"
MyType1
#line default
#line hidden
{ get; private set; }
";
var writer = new CSharpCodeWriter();
var context = CreateContext();
context.Host.DesignTimeMode = true;
var visitor = new InjectChunkVisitor(writer, context, "Microsoft.AspNet.Mvc.ActivateAttribute");
var factory = SpanFactory.CreateCsHtml();
var node = (Span)factory.Code("Some code")
.As(new InjectParameterGenerator("MyType", "MyPropertyName"));
// Act
visitor.Accept(new Chunk[]
{
new LiteralChunk(),
new InjectChunk("MyType1", string.Empty) { Association = node },
});
var code = writer.GenerateCode();
// Assert
Assert.Equal(expected, code);
}