public void SupportsInjectDirective()
{
// Arrange/Act 1: Compilation
var componentType = CompileToComponent(
$"@inject {FullTypeName<IMyService1>()} MyService1\n" +
$"@inject {FullTypeName<IMyService2>()} MyService2\n" +
$"Hello from @MyService1 and @MyService2").GetType();
// Assert 1: Compiled type has correct properties
var propertyFlags = BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.NonPublic;
var injectableProperties = componentType.GetProperties(propertyFlags)
.Where(p => p.GetCustomAttribute <InjectAttribute>() != null);
Assert.Collection(injectableProperties.OrderBy(p => p.Name),
property =>
{
Assert.Equal("MyService1", property.Name);
Assert.Equal(typeof(IMyService1), property.PropertyType);
Assert.False(property.GetMethod.IsPublic);
Assert.False(property.SetMethod.IsPublic);
},
property =>
{
Assert.Equal("MyService2", property.Name);
Assert.Equal(typeof(IMyService2), property.PropertyType);
Assert.False(property.GetMethod.IsPublic);
Assert.False(property.SetMethod.IsPublic);
});
// Arrange/Act 2: DI-supplied component has correct behavior
var serviceProvider = new TestServiceProvider();
serviceProvider.AddService <IMyService1>(new MyService1Impl());
serviceProvider.AddService <IMyService2>(new MyService2Impl());
var componentFactory = new ComponentFactory(serviceProvider);
var component = componentFactory.InstantiateComponent(componentType);
var frames = GetRenderTree(component);
// Assert 2: Rendered component behaves correctly
Assert.Collection(frames,
frame => AssertFrame.Text(frame, "Hello from "),
frame => AssertFrame.Text(frame, typeof(MyService1Impl).FullName),
frame => AssertFrame.Text(frame, " and "),
frame => AssertFrame.Text(frame, typeof(MyService2Impl).FullName));
}
