public void Constructor_Default_ReturnsICommand()
{
var func = Execute.Create();
var command = Command.Create(func);
Assert.IsAssignableFrom <ICommand>(command);
}
public void Constructor_Default_ReturnsIAsyncCommandGeneric()
{
var func = Execute.Create <string>();
var command = Command.Create(func);
Assert.IsAssignableFrom <IAsyncCommand <string> >(command);
}
public void CanExecute_WithNullParameter_ReturnsTrue()
{
var func = Execute.Create();
var command = Command.Create(func);
Assert_CanExecute_WithParameter_ReturnsExpectedValue(command, null, true);
}
public void CanExecute_NotNullDelegate_ReturnsExpectedValue(bool expected)
{
var func = Execute.Create();
var command = Command.Create(func, () => expected);
Assert_CanExecute_WithParameter_ReturnsExpectedValue(command, null, expected);
}
public void CanExecute_NotNullDelegate_ReturnsExpectedValue(object parameter, bool expected)
{
var func = Execute.Create<string>();
var command = Command.Create(func, _ => expected);
Assert_CanExecute_WithParameter_ReturnsExpectedValue(command, parameter, expected);
}
public void CanExecuteChanged_ExecuteWasFinished_RisesOnce()
{
var func = Execute.Create <string>();
var command = Command.Create(func);
Assert_CanExecuteChanged_AfterExecute_RisesOnce(command);
}
public void CanExecute_WithUnsupportedParameters_IgnoresParameter(object parameter)
{
var func = Execute.Create();
var command = Command.Create(func);
Assert_CanExecute_WithParameter_ReturnsExpectedValue(command, parameter, true);
}
public void CanExecute_DefaultWithParameters_WhenTypesMismatch_ReturnsFalse()
{
var func = Execute.Create<string>();
var command = Command.Create(func);
Assert_CanExecute_WithParameter_ReturnsExpectedValue(command, 123, false);
}
public void CanExecute_DefaultWithParameters_ReturnsTrue(object parameter)
{
var func = Execute.Create<string>();
var command = Command.Create(func);
Assert_CanExecute_WithParameter_ReturnsExpectedValue(command, parameter, true);
}
public void Constructor_Default_ReturnsIRaisableCanExecute()
{
var func = Execute.Create <string>();
var command = Command.Create(func);
Assert.IsAssignableFrom <IRaisableCanExecute>(command);
}
public async Task ExecuteAsync_AsyncWithException_ThrowsException(string parameter)
{
var func = Execute.WithException <string>();
var command = Command.Create(func);
await Assert.ThrowsAsync <InvalidOperationException>(() => command.ExecuteAsync(parameter));
}
public async Task ExecuteAsync_AsyncWithException_ThrowsException()
{
var func = Execute.WithException();
var command = Command.Create(func);
await Assert.ThrowsAsync <InvalidOperationException>(() => command.ExecuteAsync(null));
}
public void Execute_CanExecuteFalse_DoesNotExecute()
{
var func = Execute.Create();
var command = Command.Create(func, () => false);
command.Execute(null);
func.DidNotReceive().Invoke();
}
public void Execute_CanExecuteTrue_ExecutesOneTime()
{
var func = Execute.Create();
var command = Command.Create(func, () => true);
command.Execute(null);
func.Received(1).Invoke();
}
public void Execute_WithNotNullParameter_IgnoresParameter(object parameter)
{
var func = Execute.Create();
var command = Command.Create(func);
command.Execute(parameter);
func.Received(1).Invoke();
}
public void Execute_CalledOneTime_ExecutesOneTime()
{
var func = Execute.Create();
var command = Command.Create(func);
command.Execute(null);
func.Received(1).Invoke();
}
public void Execute_CanExecuteTrue_ExecutesOneTime(string parameter)
{
var func = Execute.Create <string>();
var command = Command.Create(func, _ => true);
command.Execute(parameter);
func.Received(1).Invoke(parameter);
}
public void Execute_AsICommand_Executes(string parameter)
{
var func = Execute.Create <string>();
var command = Command.Create(func) as ICommand;
command.Execute(parameter);
func.Received(1).Invoke(parameter);
}
public void Execute_AsyncWithException_ExecutesWithoutException()
{
var func = Execute.WithException();
var command = Command.Create(func);
command.Execute(null);
func.Received(1).Invoke();
}
public async Task ExecuteAsync_CalledOneTime_ExecutesOneTime(string parameter)
{
var func = Execute.Create <string>();
var command = Command.Create(func);
await command.ExecuteAsync(parameter);
await func.Received(1).Invoke(parameter);
}
public async Task ExecuteAsync_WithUnsupportedParameter_IgnoresParameter(object parameter)
{
var func = Execute.Create();
var command = Command.Create(func);
await command.ExecuteAsync(parameter);
await func.Received(1).Invoke();
}
public async Task ExecuteAsync_CalledOneTime_ExecutesOneTime()
{
var func = Execute.Create();
var command = Command.Create(func);
await command.ExecuteAsync(null);
await func.Received(1).Invoke();
}
public void Execute_CanExecuteFalse_DoNotExecutes(string parameter)
{
var func = Execute.Create <string>();
var command = Command.Create(func, _ => false);
command.Execute(parameter);
func.DidNotReceive().Invoke(parameter);
}
public void Execute_AsyncWithException_ExecutesWithoutException(string parameter)
{
var func = Execute.WithException <string>();
var command = Command.Create(func);
command.Execute(parameter);
func.Received(1).Invoke(parameter);
}
public void Execute_AsICommandGenericWithNullableStruct_Executes(int?parameter)
{
var func = Execute.Create <int?>();
var command = Command.Create(func) as ICommand <int?>;
command.Execute(parameter);
func.Received(1).Invoke(parameter);
}
public void CanExecute_WhileExecuting_ReturnsFalse()
{
var tcs = new TaskCompletionSource<bool>();
var func = Execute.FromSource<string>(tcs);
var command = Command.Create(func);
Assert_CanExecute_AfterExecuteWithParameter_ReturnsExpectedValue(command, null, false);
tcs.SetResult(true);
}
public void Execute_SyncCallTwoTimes_ExecutesTwoTimes(string parameter)
{
var func = Execute.Create <string>();
var command = Command.Create(func);
command.Execute(parameter);
command.Execute(parameter);
func.Received(2).Invoke(parameter);
}
public void Execute_SyncCallTwoTimes_ExecutesTwoTimes()
{
var func = Execute.Create();
var command = Command.Create(func);
command.Execute(null);
command.Execute(null);
func.Received(2).Invoke();
}
public async Task ExecuteAsync_AfterCanExecuteTargetGarbageCollected_DoesNotExecute <T>(T parameter)
{
var execute = Execute.Create <T>();
var command = Command.WithGarbageCollectableCanExecuteTarget(execute, _ => true);
GC.Collect();
await command.ExecuteAsync(parameter);
await execute.DidNotReceive().Invoke(Arg.Any <T>());
}
public void Execute_AfterCanExecuteTargetGarbageCollected_DoesNotExecute()
{
var execute = Execute.Create();
var command = Command.WithGarbageCollectableCanExecuteTarget(execute, () => true);
GC.Collect();
command.Execute(null);
execute.DidNotReceive().Invoke();
}
