public void CreateActivator_ThrowsIfPageTypeInfoIsNull()
{
// Arrange
var descriptor = new CompiledPageActionDescriptor();
var activator = new DefaultPageActivatorProvider();
// Act & Assert
ExceptionAssert.ThrowsArgument(
() => activator.CreateActivator(descriptor),
"actionDescriptor",
"The 'PageTypeInfo' property of 'actionDescriptor' must not be null.");
}
public void CreateActivator_ThrowsIfTypeDoesNotHaveParameterlessConstructor()
{
// Arrange
var descriptor = new CompiledPageActionDescriptor
{
PageTypeInfo = typeof(PageWithoutParameterlessConstructor).GetTypeInfo(),
};
var pageContext = new PageContext();
var activator = new DefaultPageActivatorProvider();
// Act & Assert
Assert.Throws <ArgumentException>(() => activator.CreateActivator(descriptor));
}
public void CreateAsyncReleaser_ReturnsNullForPagesThatDoNotImplementDisposable(Type pageType)
{
// Arrange
var context = new PageContext();
var activator = new DefaultPageActivatorProvider();
var page = new TestPage();
// Act
var releaser = activator.CreateAsyncReleaser(new CompiledPageActionDescriptor
{
PageTypeInfo = pageType.GetTypeInfo()
});
// Assert
Assert.Null(releaser);
}
public async Task CreateAsyncReleaser_CreatesDelegateThatDisposesAsyncDisposableTypes()
{
// Arrange
var context = new PageContext();
var viewContext = new ViewContext();
var activator = new DefaultPageActivatorProvider();
var page = new AsyncDisposablePage();
// Act & Assert
var disposer = activator.CreateAsyncReleaser(new CompiledPageActionDescriptor
{
PageTypeInfo = page.GetType().GetTypeInfo()
});
Assert.NotNull(disposer);
await disposer(context, viewContext, page);
// Assert
Assert.True(page.Disposed);
}
public void CreateActivator_ReturnsFactoryForPage(Type type)
{
// Arrange
var pageContext = new PageContext();
var viewContext = new ViewContext();
var descriptor = new CompiledPageActionDescriptor
{
PageTypeInfo = type.GetTypeInfo(),
};
var activator = new DefaultPageActivatorProvider();
// Act
var factory = activator.CreateActivator(descriptor);
var instance = factory(pageContext, viewContext);
// Assert
Assert.NotNull(instance);
Assert.IsType(type, instance);
}
