public void Compile_SucceedsIfReferencesAreAddedInCallback()
{
// Arrange
Action <RoslynCompilationContext> compilationCallback = context =>
{
var assemblyLocation = typeof(object).Assembly.Location;
context.Compilation = context
.Compilation
.AddReferences(MetadataReference.CreateFromFile(assemblyLocation));
};
var applicationPartManager = new ApplicationPartManager();
var referenceManager = new DefaultRazorReferenceManager(
applicationPartManager,
Options.Create(new RazorViewEngineOptions()));
var compiler = GetViewCompiler(
compilationCallback: compilationCallback,
referenceManager: referenceManager);
var codeDocument = RazorCodeDocument.Create(RazorSourceDocument.Create("Hello world", "some-relative-path.cshtml"));
// Act
var result = compiler.CompileAndEmit(codeDocument, "public class Test {}");
// Assert
Assert.NotNull(result);
}
public void GetCompiler_ThrowsIfNullFileProvider()
{
// Arrange
var expected =
$"'{typeof(RazorViewEngineOptions).FullName}.{nameof(RazorViewEngineOptions.FileProviders)}' must " +
$"not be empty. At least one '{typeof(IFileProvider).FullName}' is required to locate a view for " +
"rendering.";
var fileProvider = new NullFileProvider();
var accessor = Mock.Of <IRazorViewEngineFileProviderAccessor>(a => a.FileProvider == fileProvider);
var partManager = new ApplicationPartManager();
var options = Options.Create(new RazorViewEngineOptions());
var referenceManager = new DefaultRazorReferenceManager(partManager, options);
var provider = new RazorViewCompilerProvider(
partManager,
new RazorTemplateEngine(
RazorEngine.Create(),
new FileProviderRazorProject(accessor)),
accessor,
new CSharpCompiler(referenceManager, Mock.Of <IHostingEnvironment>()),
options,
NullLoggerFactory.Instance);
// Act & Assert
var exception = Assert.Throws <InvalidOperationException>(
() => provider.GetCompiler());
Assert.Equal(expected, exception.Message);
}
private static TestRazorViewCompiler GetViewCompiler(
TestFileProvider fileProvider = null,
Action <RoslynCompilationContext> compilationCallback = null,
RazorReferenceManager referenceManager = null,
IList <CompiledViewDescriptor> precompiledViews = null)
{
fileProvider = fileProvider ?? new TestFileProvider();
var accessor = Mock.Of <IRazorViewEngineFileProviderAccessor>(a => a.FileProvider == fileProvider);
compilationCallback = compilationCallback ?? (_ => { });
var options = Options.Create(new RazorViewEngineOptions());
if (referenceManager == null)
{
var applicationPartManager = new ApplicationPartManager();
var assembly = typeof(RazorViewCompilerTest).Assembly;
applicationPartManager.ApplicationParts.Add(new AssemblyPart(assembly));
applicationPartManager.FeatureProviders.Add(new MetadataReferenceFeatureProvider());
referenceManager = new DefaultRazorReferenceManager(applicationPartManager, options);
}
precompiledViews = precompiledViews ?? Array.Empty <CompiledViewDescriptor>();
var hostingEnvironment = Mock.Of <IHostingEnvironment>(e => e.ContentRootPath == "BasePath");
var projectSystem = new FileProviderRazorProject(accessor, hostingEnvironment);
var templateEngine = new RazorTemplateEngine(RazorEngine.Create(), projectSystem)
{
Options =
{
ImportsFileName = "_ViewImports.cshtml",
}
};
var viewCompiler = new TestRazorViewCompiler(
fileProvider,
templateEngine,
new CSharpCompiler(referenceManager, hostingEnvironment),
compilationCallback,
precompiledViews);
return(viewCompiler);
}