public void DescriptorProvider_WithCurrentCompilationFilter_FindsDescriptorFromCurrentCompilation()
{
// Arrange
var code = @"
public class StringParameterViewComponent
{
public string Invoke(string foo, string bar) => null;
}
";
var compilation = MvcShim.BaseCompilation.AddSyntaxTrees(CSharpSyntaxTree.ParseText(code));
var context = TagHelperDescriptorProviderContext.Create();
context.SetCompilation(compilation);
context.Items.SetTagHelperDiscoveryFilter(TagHelperDiscoveryFilter.CurrentCompilation);
var provider = new ViewComponentTagHelperDescriptorProvider()
{
Engine = RazorProjectEngine.CreateEmpty().Engine,
};
// Act
provider.Execute(context);
// Assert
Assert.Single(context.Results);
}
public void DescriptorProvider_FindsVCTH()
{
// Arrange
var code = @"
public class StringParameterViewComponent
{
public string Invoke(string foo, string bar) => null;
}
";
var testCompilation = TestCompilation.Create(_assembly, CSharpSyntaxTree.ParseText(code));
var context = TagHelperDescriptorProviderContext.Create();
context.SetCompilation(testCompilation);
var provider = new ViewComponentTagHelperDescriptorProvider()
{
Engine = RazorEngine.CreateEmpty(b => { }),
ForceEnabled = true,
};
var expectedDescriptor = TagHelperDescriptorBuilder.Create(
ViewComponentTagHelperConventions.Kind,
"__Generated__StringParameterViewComponentTagHelper",
TestCompilation.AssemblyName)
.TypeName("__Generated__StringParameterViewComponentTagHelper")
.DisplayName("StringParameterViewComponentTagHelper")
.TagMatchingRuleDescriptor(rule =>
rule
.RequireTagName("vc:string-parameter")
.RequireAttributeDescriptor(attribute => attribute.Name("foo"))
.RequireAttributeDescriptor(attribute => attribute.Name("bar")))
.BoundAttributeDescriptor(attribute =>
attribute
.Name("foo")
.PropertyName("foo")
.TypeName(typeof(string).FullName)
.DisplayName("string StringParameterViewComponentTagHelper.foo"))
.BoundAttributeDescriptor(attribute =>
attribute
.Name("bar")
.PropertyName("bar")
.TypeName(typeof(string).FullName)
.DisplayName("string StringParameterViewComponentTagHelper.bar"))
.AddMetadata(ViewComponentTagHelperMetadata.Name, "StringParameter")
.Build();
// Act
provider.Execute(context);
// Assert
var descriptor = context.Results.FirstOrDefault(d => TagHelperDescriptorComparer.CaseSensitive.Equals(d, expectedDescriptor));
Assert.NotNull(descriptor);
}
public void DescriptorProvider_FindsVCTH()
{
// Arrange
var code = @"
public class StringParameterViewComponent
{
public string Invoke(string foo, string bar) => null;
}
";
var compilation = MvcShim.BaseCompilation.AddSyntaxTrees(CSharpSyntaxTree.ParseText(code));
var context = TagHelperDescriptorProviderContext.Create();
context.SetCompilation(compilation);
var provider = new ViewComponentTagHelperDescriptorProvider()
{
Engine = RazorProjectEngine.CreateEmpty().Engine,
};
var expectedDescriptor = TagHelperDescriptorBuilder.Create(
ViewComponentTagHelperConventions.Kind,
"__Generated__StringParameterViewComponentTagHelper",
TestCompilation.AssemblyName)
.TypeName("__Generated__StringParameterViewComponentTagHelper")
.DisplayName("StringParameterViewComponentTagHelper")
.TagMatchingRuleDescriptor(rule =>
rule
.RequireTagName("vc:string-parameter")
.RequireAttributeDescriptor(attribute => attribute.Name("foo"))
.RequireAttributeDescriptor(attribute => attribute.Name("bar")))
.BoundAttributeDescriptor(attribute =>
attribute
.Name("foo")
.PropertyName("foo")
.TypeName(typeof(string).FullName)
.DisplayName("string StringParameterViewComponentTagHelper.foo"))
.BoundAttributeDescriptor(attribute =>
attribute
.Name("bar")
.PropertyName("bar")
.TypeName(typeof(string).FullName)
.DisplayName("string StringParameterViewComponentTagHelper.bar"))
.AddMetadata(ViewComponentTagHelperMetadata.Name, "StringParameter")
.Build();
// Act
provider.Execute(context);
// Assert
Assert.Single(context.Results, d => TagHelperDescriptorComparer.Default.Equals(d, expectedDescriptor));
}
