public async Task Initialize_order_of_operations_are_correct()
{
// Arrange
const string loadingOperation = "Loading";
const string loadOperation = "Load";
const string loadedOPeration = "Loaded";
var operationResults = new List <Tuple <string, bool> >();
componentFixture.Loading +=
async(component) => await TaskFromAction.Invoke(
() => operationResults.Add(new Tuple <string, bool>(loadingOperation, true)));
componentFixture.Loaded +=
(component, args) => operationResults.Add(new Tuple <string, bool>(loadedOPeration, true));
componentFixture.LoadDelegate = () => TaskFromAction.Invoke(
() => operationResults.Add(new Tuple <string, bool>(loadOperation, true)));
// Arrange
await this.componentFixture.Initialize();
// Assert
Assert.IsTrue(operationResults[0].Item1 == loadingOperation && operationResults[0].Item2, "Loading was not invoked first.");
Assert.IsTrue(operationResults[1].Item1 == loadOperation && operationResults[1].Item2, "Load was not invoked 2nd.");
Assert.IsTrue(operationResults[2].Item1 == loadedOPeration && operationResults[2].Item2, "Loaded was not invoked last.");
}
public void Exception_thrown_when_action_is_null()
{
// Act
Task task = TaskFromAction.Invoke(null);
// Assert
Assert.Fail();
}
public async Task Returns_awaitable_task_when_invoked()
{
// Arrange
bool isCallbackFinished = false;
// Act
await TaskFromAction.Invoke(() => isCallbackFinished = true);
// Assert
Assert.IsTrue(isCallbackFinished, "Callback was not called.");
}
public async Task Initialize_invokes_load_method()
{
// Arrange
bool loading = false;
componentFixture.LoadDelegate = () => TaskFromAction.Invoke(() => loading = true);
// Arrange
await this.componentFixture.Initialize();
// Assert
Assert.IsTrue(loading);
}
public async Task Delete_invokes_unload_method()
{
// Arrange
bool deleting = false;
componentFixture.UnloadDelegate = () => TaskFromAction.Invoke(() => deleting = true);
// Arrange
await this.componentFixture.Delete();
// Assert
Assert.IsTrue(deleting);
}
public async Task Initialize_raises_loading_began_event()
{
// Arrange
bool loading = false;
componentFixture.Loading += async(component) => await TaskFromAction.Invoke(() => loading = true);
componentFixture.LoadDelegate = () => Task.FromResult(true);
// Arrange
await this.componentFixture.Initialize();
// Assert
Assert.IsTrue(loading);
}
public async Task Delete_raises_delete_began_event()
{
// Arrange
bool deleting = false;
componentFixture.Deleting += async(component) => await TaskFromAction.Invoke(() => deleting = true);
componentFixture.UnloadDelegate = () => Task.FromResult(true);
// Arrange
await this.componentFixture.Delete();
// Assert
Assert.IsTrue(deleting);
}