public void ViewParsing(bool designTime)
{
// Arrange
var chunkTreeCache = new DefaultChunkTreeCache(new TestFileProvider());
var resolver = new TagHelperDescriptorResolver(designTime: false);
var razorHost = new MvcRazorHost(chunkTreeCache, resolver)
{
DesignTimeMode = designTime
};
var assembly = typeof(RazorTests).GetTypeInfo().Assembly;
var assemblyName = assembly.GetName().Name;
var stream = assembly.GetManifestResourceStream($"{assemblyName}.compiler.resources.RazorTests.TestFile.cshtml");
GeneratorResults result;
// Act
using (Collector.StartCollection())
{
result = razorHost.GenerateCode("test/path", stream);
}
// Assert
Assert.Empty(result.ErrorSink.Errors);
Assert.Empty(result.ParserErrors);
Assert.True(result.Success);
}
internal MvcRazorHost(ICodeTreeCache codeTreeCache, RazorPathNormalizer pathNormalizer)
: base(new CSharpRazorCodeLanguage())
{
_pathNormalizer = pathNormalizer;
_baseType = BaseType;
_codeTreeCache = codeTreeCache;
TagHelperDescriptorResolver = new TagHelperDescriptorResolver();
DefaultBaseClass = BaseType + "<" + DefaultModel + ">";
DefaultNamespace = "Asp";
// Enable instrumentation by default to allow precompiled views to work with BrowserLink.
EnableInstrumentation = true;
GeneratedClassContext = new GeneratedClassContext(
executeMethodName: "ExecuteAsync",
writeMethodName: "Write",
writeLiteralMethodName: "WriteLiteral",
writeToMethodName: "WriteTo",
writeLiteralToMethodName: "WriteLiteralTo",
templateTypeName: "Microsoft.AspNet.Mvc.Razor.HelperResult",
defineSectionMethodName: "DefineSection",
generatedTagHelperContext: new GeneratedTagHelperContext
{
ExecutionContextTypeName = typeof(TagHelperExecutionContext).FullName,
ExecutionContextAddMethodName = nameof(TagHelperExecutionContext.Add),
ExecutionContextAddTagHelperAttributeMethodName =
nameof(TagHelperExecutionContext.AddTagHelperAttribute),
ExecutionContextAddHtmlAttributeMethodName = nameof(TagHelperExecutionContext.AddHtmlAttribute),
ExecutionContextOutputPropertyName = nameof(TagHelperExecutionContext.Output),
RunnerTypeName = typeof(TagHelperRunner).FullName,
RunnerRunAsyncMethodName = nameof(TagHelperRunner.RunAsync),
ScopeManagerTypeName = typeof(TagHelperScopeManager).FullName,
ScopeManagerBeginMethodName = nameof(TagHelperScopeManager.Begin),
ScopeManagerEndMethodName = nameof(TagHelperScopeManager.End),
TagHelperContentTypeName = nameof(TagHelperContent),
// Can't use nameof because RazorPage is not accessible here.
CreateTagHelperMethodName = "CreateTagHelper",
StartTagHelperWritingScopeMethodName = "StartTagHelperWritingScope",
EndTagHelperWritingScopeMethodName = "EndTagHelperWritingScope",
WriteTagHelperAsyncMethodName = "WriteTagHelperAsync",
WriteTagHelperToAsyncMethodName = "WriteTagHelperToAsync",
// Can't use nameof because IHtmlHelper is (also) not accessible here.
MarkAsHtmlEncodedMethodName = HtmlHelperPropertyName + ".Raw",
})
{
ResolveUrlMethodName = "Href",
BeginContextMethodName = "BeginContext",
EndContextMethodName = "EndContext"
};
foreach (var ns in _defaultNamespaces)
{
NamespaceImports.Add(ns);
}
}
public CompositeTagHelperDescriptorResolver(
TagHelperDescriptorResolver tagHelperDescriptorResolver,
ViewComponentTagHelperDescriptorResolver viewComponentTagHelperDescriptorResolver)
{
_tagHelperDescriptorResolver = tagHelperDescriptorResolver;
_viewComponentTagHelperDescriptorResolver = viewComponentTagHelperDescriptorResolver;
}
protected IMvcRazorHost GetRazorHost()
{
var descriptorResolver = new TagHelperDescriptorResolver(TagHelperTypeResolver, designTime: false);
return(new MvcRazorHost(new DefaultChunkTreeCache(FileProvider))
{
TagHelperDescriptorResolver = descriptorResolver
});
}
/// <summary>
/// Initializes a new instance of <see cref="MvcRazorHost"/> using the specified <paramref name="fileSystem"/>.
/// </summary>
/// <param name="fileSystem">A <see cref="IFileSystem"/> rooted at the application base path.</param>
public MvcRazorHost(IFileSystem fileSystem)
: base(new CSharpRazorCodeLanguage())
{
_fileSystem = fileSystem;
_baseType = BaseType;
TagHelperDescriptorResolver = new TagHelperDescriptorResolver();
DefaultBaseClass = BaseType + '<' + DefaultModel + '>';
DefaultNamespace = "Asp";
// Enable instrumentation by default to allow precompiled views to work with BrowserLink.
EnableInstrumentation = true;
GeneratedClassContext = new GeneratedClassContext(
executeMethodName: "ExecuteAsync",
writeMethodName: "Write",
writeLiteralMethodName: "WriteLiteral",
writeToMethodName: "WriteTo",
writeLiteralToMethodName: "WriteLiteralTo",
templateTypeName: "Microsoft.AspNet.Mvc.Razor.HelperResult",
defineSectionMethodName: "DefineSection",
generatedTagHelperContext: new GeneratedTagHelperContext
{
ExecutionContextTypeName = typeof(TagHelperExecutionContext).FullName,
ExecutionContextAddMethodName = nameof(TagHelperExecutionContext.Add),
ExecutionContextAddTagHelperAttributeMethodName =
nameof(TagHelperExecutionContext.AddTagHelperAttribute),
ExecutionContextAddHtmlAttributeMethodName = nameof(TagHelperExecutionContext.AddHtmlAttribute),
ExecutionContextOutputPropertyName = nameof(TagHelperExecutionContext.Output),
RunnerTypeName = typeof(TagHelperRunner).FullName,
RunnerRunAsyncMethodName = nameof(TagHelperRunner.RunAsync),
ScopeManagerTypeName = typeof(TagHelperScopeManager).FullName,
ScopeManagerBeginMethodName = nameof(TagHelperScopeManager.Begin),
ScopeManagerEndMethodName = nameof(TagHelperScopeManager.End),
OutputGenerateStartTagMethodName = nameof(TagHelperOutput.GenerateStartTag),
OutputGenerateContentMethodName = nameof(TagHelperOutput.GenerateContent),
OutputGenerateEndTagMethodName = nameof(TagHelperOutput.GenerateEndTag),
// Can't use nameof because RazorPage is not accessible here.
CreateTagHelperMethodName = "CreateTagHelper",
StartWritingScopeMethodName = "StartWritingScope",
EndWritingScopeMethodName = "EndWritingScope",
})
{
ResolveUrlMethodName = "Href",
BeginContextMethodName = "BeginContext",
EndContextMethodName = "EndContext"
};
foreach (var ns in _defaultNamespaces)
{
NamespaceImports.Add(ns);
}
}
public void TagHelperResolution(bool designTime)
{
var descriptorResolver = new TagHelperDescriptorResolver(designTime);
var errorSink = new ErrorSink();
var addTagHelperDirective = new TagHelperDirectiveDescriptor
{
DirectiveText = "*, Microsoft.AspNetCore.Mvc.TagHelpers",
DirectiveType = TagHelperDirectiveType.AddTagHelper,
Location = SourceLocation.Zero
};
var resolutionContext = new TagHelperDescriptorResolutionContext(
new[] { addTagHelperDirective },
errorSink);
IEnumerable <TagHelperDescriptor> descriptors;
using (Collector.StartCollection())
{
descriptors = descriptorResolver.Resolve(resolutionContext);
}
Assert.NotEmpty(descriptors);
Assert.Empty(errorSink.Errors);
}
