public void ShouldReturnFalse_WhenReducerFunctionIsNotRegistered()
{
var testSubject = new MultiActionReducerTestSubject();
var unsupportedAction = new UnsupportedAction();
Assert.False(testSubject.ShouldReduceStateForAction(unsupportedAction));
}
public void ShouldThrowInvalidOperationException_WhenNoReducerFunctionIsRegisteredForActionType()
{
var testSubject = new MultiActionReducerTestSubject();
var state = new MultiActionReducerTestState(42);
var unsupportedAction = new UnsupportedAction();
Assert.Throws <InvalidOperationException>(() =>
state = testSubject.Reduce(state, unsupportedAction));
}
public void ShouldReturnTrue_WhenReducerFunctionIsRegistered()
{
var testSubject = new MultiActionReducerTestSubject();
var addAction = new AddAction(1);
Assert.True(testSubject.ShouldReduceStateForAction(addAction));
var multiplyAction = new MultiplyAction(1);
Assert.True(testSubject.ShouldReduceStateForAction(multiplyAction));
}
public void ShouldExecuteReducerFunction_WhenReducerFunctionIsRegisteredForActionType()
{
var testSubject = new MultiActionReducerTestSubject();
var state = new MultiActionReducerTestState(41);
var addAction = new AddAction(1);
state = testSubject.Reduce(state, addAction);
Assert.Equal(42, state.Balance);
state = new MultiActionReducerTestState(4);
var multiplyAction = new MultiplyAction(10);
state = testSubject.Reduce(state, multiplyAction);
Assert.Equal(40, state.Balance);
}
