public void Activate_InitializesTagHelpersWithMultipleInitializers()
{
// Arrange
var services = new ServiceCollection();
var builder = new MvcCoreBuilder(services);
builder.InitializeTagHelper <TestTagHelper>((h, vc) =>
{
h.Name = "Test 1";
h.Number = 100;
});
builder.InitializeTagHelper <TestTagHelper>((h, vc) =>
{
h.Name += ", Test 2";
h.Number += 100;
});
var httpContext = MakeHttpContext(services.BuildServiceProvider());
var viewContext = MakeViewContext(httpContext);
var activator = new DefaultTagHelperActivator();
var helper = new TestTagHelper();
// Act
activator.Activate(helper, viewContext);
// Assert
Assert.Equal("Test 1, Test 2", helper.Name);
Assert.Equal(200, helper.Number);
}
public void Activate_InitializesTagHelpers(string name, int number)
{
// Arrange
var services = new ServiceCollection();
var builder = new MvcCoreBuilder(services);
builder.InitializeTagHelper <TestTagHelper>((h, vc) =>
{
h.Name = name;
h.Number = number;
h.ViewDataValue = vc.ViewData["TestData"];
});
var httpContext = MakeHttpContext(services.BuildServiceProvider());
var viewContext = MakeViewContext(httpContext);
var viewDataValue = new object();
viewContext.ViewData.Add("TestData", viewDataValue);
var activator = new DefaultTagHelperActivator();
var helper = new TestTagHelper();
// Act
activator.Activate(helper, viewContext);
// Assert
Assert.Equal(name, helper.Name);
Assert.Equal(number, helper.Number);
Assert.Same(viewDataValue, helper.ViewDataValue);
}
public void Activate_InitializesTagHelpersWithCorrectInitializers()
{
// Arrange
var services = new ServiceCollection();
var builder = new MvcCoreBuilder(services);
builder.InitializeTagHelper <TestTagHelper>((h, vc) =>
{
h.Name = "Test 1";
h.Number = 100;
});
builder.InitializeTagHelper <AnotherTestTagHelper>((h, vc) =>
{
h.Name = "Test 2";
h.Number = 102;
});
var httpContext = MakeHttpContext(services.BuildServiceProvider());
var viewContext = MakeViewContext(httpContext);
var activator = new DefaultTagHelperActivator();
var testTagHelper = new TestTagHelper();
var anotherTestTagHelper = new AnotherTestTagHelper();
// Act
activator.Activate(testTagHelper, viewContext);
activator.Activate(anotherTestTagHelper, viewContext);
// Assert
Assert.Equal("Test 1", testTagHelper.Name);
Assert.Equal(100, testTagHelper.Number);
Assert.Equal("Test 2", anotherTestTagHelper.Name);
Assert.Equal(102, anotherTestTagHelper.Number);
}
public void ImageTagHelper_DoesNotUseMemoryCacheInstanceFromDI()
{
// Arrange
var activator = new DefaultTagHelperActivator(new TypeActivatorCache());
var viewContext = CreateViewContext();
var imageTagHelper = activator.Create <ImageTagHelper>(viewContext);
Assert.Same(CacheProvider.Cache, imageTagHelper.Cache);
Assert.Same(HostingEnvironment, imageTagHelper.HostingEnvironment);
}
public void LinkTagHelper_DoesNotUseMemoryCacheInstanceFromDI()
{
// Arrange
var activator = new DefaultTagHelperActivator();
var viewContext = CreateViewContext();
var linkTagHelper = activator.Create <LinkTagHelper>(viewContext);
Assert.Same(CacheProvider.Cache, linkTagHelper.Cache);
Assert.Same(HostingEnvironment, linkTagHelper.HostingEnvironment);
Assert.Same(FileVersionProvider, linkTagHelper.FileVersionProvider);
}
public void CreateTagHelper_InitializesTagHelpers()
{
// Arrange
var httpContext = new DefaultHttpContext()
{
RequestServices = new ServiceCollection().BuildServiceProvider()
};
var viewContext = MakeViewContext(httpContext);
var viewDataValue = new object();
viewContext.ViewData.Add("TestData", viewDataValue);
var activator = new DefaultTagHelperActivator(new TypeActivatorCache());
// Act
var helper = activator.Create<TestTagHelper>(viewContext);
// Assert
Assert.NotNull(helper);
}
public void Activate_InitializesTagHelpersAfterActivatingProperties()
{
// Arrange
var services = new ServiceCollection();
var builder = new MvcCoreBuilder(services);
builder.InitializeTagHelper <TestTagHelper>((h, _) => h.ViewContext = MakeViewContext(MakeHttpContext()));
var httpContext = MakeHttpContext(services.BuildServiceProvider());
var viewContext = MakeViewContext(httpContext);
var activator = new DefaultTagHelperActivator();
var helper = new TestTagHelper();
// Act
activator.Activate(helper, viewContext);
// Assert
Assert.NotSame(viewContext, helper.ViewContext);
}
