public void Execute_AutomaticallyOverridesImportedSingleLineSinglyOccurringDirective_MainDocument()
{
// Arrange
var directive = DirectiveDescriptor.CreateSingleLineDirective(
"custom",
builder =>
{
builder.AddStringToken();
builder.Usage = DirectiveUsage.FileScopedSinglyOccurring;
});
var phase = new DefaultRazorIntermediateNodeLoweringPhase();
var engine = RazorProjectEngine.CreateEmpty(b =>
{
b.Phases.Add(phase);
b.Features.Add(new DefaultRazorCodeGenerationOptionsFeature(designTime: false));
b.AddDirective(directive);
});
var options = RazorParserOptions.Create(builder => builder.Directives.Add(directive));
var importSource = TestRazorSourceDocument.Create("@custom \"hello\"", filePath: "import.cshtml");
var codeDocument = TestRazorCodeDocument.Create("@custom \"world\"");
codeDocument.SetSyntaxTree(RazorSyntaxTree.Parse(codeDocument.Source, options));
codeDocument.SetImportSyntaxTrees(new[] { RazorSyntaxTree.Parse(importSource, options) });
// Act
phase.Execute(codeDocument);
// Assert
var documentNode = codeDocument.GetDocumentIntermediateNode();
var customDirectives = documentNode.FindDirectiveReferences(directive);
var customDirective = (DirectiveIntermediateNode)Assert.Single(customDirectives).Node;
var stringToken = Assert.Single(customDirective.Tokens);
Assert.Equal("\"world\"", stringToken.Content);
}
public void Build_ValidatesDirectiveKeyword_InvalidCharacter()
{
// Arrange & Act
var ex = Assert.Throws <InvalidOperationException>(() => DirectiveDescriptor.CreateSingleLineDirective("test_directive"));
// Assert
Assert.Equal("Invalid directive keyword 'test_directive'. Directives must have a non-empty keyword that consists only of letters.", ex.Message);
}
public void CreateSingleLineDirective_CreatesSingleLineDirective()
{
// Arrange & Act
var directive = DirectiveDescriptor.CreateSingleLineDirective("test");
// Assert
Assert.Equal("test", directive.Directive);
Assert.Equal(DirectiveKind.SingleLine, directive.Kind);
}
public void Build_ValidatesDirectiveName_NonOptionalTokenFollowsOptionalToken()
{
// Arrange & Act
var ex = Assert.Throws <InvalidOperationException>(
() => DirectiveDescriptor.CreateSingleLineDirective("test", b => { b.AddOptionalMemberToken(); b.AddMemberToken(); }));
// Assert
Assert.Equal("A non-optional directive token cannot follow an optional directive token.", ex.Message);
}
public void CreateSingleLineDirective_WithConfigure_CreatesSingleLineDirective()
{
// Arrange
var called = false;
Action <IDirectiveDescriptorBuilder> configure = b => { called = true; };
// Act
var directive = DirectiveDescriptor.CreateSingleLineDirective("test", configure);
// Assert
Assert.Equal("test", directive.Directive);
Assert.Equal(DirectiveKind.SingleLine, directive.Kind);
Assert.True(called);
}