public void Create_ThrowsIfModelIsNotRegisteredInServiceProvider()
{
// Arrange
var expected = "No service for type '" + typeof(DISimpleModel) + "' has been registered.";
var model = new DISimpleModel();
var httpContext = new DefaultHttpContext
{
RequestServices = Mock.Of <IServiceProvider>()
};
var activatorProvider = new ServiceBasedPageModelActivatorProvider();
var context = new PageContext
{
HttpContext = httpContext,
ActionDescriptor = new CompiledPageActionDescriptor
{
ModelTypeInfo = typeof(DISimpleModel).GetTypeInfo(),
}
};
// Act and Assert
var activator = activatorProvider.CreateActivator(context.ActionDescriptor);
var ex = Assert.Throws <InvalidOperationException>(
() => activator(context));
Assert.Equal(expected, ex.Message);
}
public void CreateActivator_CreatesModelInstance()
{
// Arrange
var simpleModel = new DISimpleModel();
var serviceProvider = new Mock <IServiceProvider>(MockBehavior.Strict);
serviceProvider.Setup(s => s.GetService(typeof(DISimpleModel)))
.Returns(simpleModel)
.Verifiable();
var activatorProvider = new ServiceBasedPageModelActivatorProvider();
var pageContext = new PageContext
{
HttpContext = new DefaultHttpContext
{
RequestServices = serviceProvider.Object,
},
ActionDescriptor = new CompiledPageActionDescriptor
{
ModelTypeInfo = typeof(DISimpleModel).GetTypeInfo(),
}
};
// Act
var activator = activatorProvider.CreateActivator(pageContext.ActionDescriptor);
var model = activator(pageContext);
// Assert
var simpleModel2 = Assert.IsType <DISimpleModel>(model);
Assert.NotNull(simpleModel2);
}
public void Create_GetsServicesFromServiceProvider()
{
// Arrange
var simpleModel = new DISimpleModel();
var serviceProvider = new Mock <IServiceProvider>(MockBehavior.Strict);
serviceProvider.Setup(s => s.GetService(typeof(DISimpleModel)))
.Returns(simpleModel)
.Verifiable();
var activatorProvider = new ServiceBasedPageModelActivatorProvider();
var pageContext = new PageContext
{
HttpContext = new DefaultHttpContext
{
RequestServices = serviceProvider.Object,
},
ActionDescriptor = new CompiledPageActionDescriptor
{
ModelTypeInfo = typeof(DISimpleModel).GetTypeInfo(),
}
};
// Act
var activator = activatorProvider.CreateActivator(pageContext.ActionDescriptor);
var instance = activator(pageContext);
// Assert
Assert.Same(simpleModel, instance);
serviceProvider.Verify();
}
public void CreateActivator_ThrowsIfModelTypeInfoOnActionDescriptorIsNull()
{
// Arrange
var activatorProvider = new ServiceBasedPageModelActivatorProvider();
var descriptor = new CompiledPageActionDescriptor();
// Act & Assert
ExceptionAssert.ThrowsArgument(
() => activatorProvider.CreateActivator(descriptor),
"descriptor",
"The 'ModelTypeInfo' property of 'descriptor' must not be null.");
}
public void CreateReleaser_ReturnsNullForPageModels(Type pageType)
{
// Arrange
var context = new PageContext();
var activator = new ServiceBasedPageModelActivatorProvider();
var actionDescriptor = new CompiledPageActionDescriptor
{
PageTypeInfo = pageType.GetTypeInfo(),
};
// Act
var releaser = activator.CreateReleaser(actionDescriptor);
// Assert
Assert.Null(releaser);
}
