@Test public void sameEventTypeReactedTo() { Model model = modelBuilder.useCase(USE_CASE) .basicFlow().anytime() .step(CUSTOMER_ENTERS_TEXT).user(EntersText.class).system(displaysEnteredText()) .flow("Alternative Flow: Could react as well").anytime() .step(CUSTOMER_ENTERS_ALTERNATIVE_TEXT).user(EntersText.class).system(displaysEnteredText()) .build(); modelRunner.run(model); Set<Class<?>> reactToTypes = modelRunner.getReactToTypes(); assertEquals(1, reactToTypes.size()); Class<?> eventTypeReactedTo = reactToTypes.iterator().next(); assertEquals(EntersText.class, eventTypeReactedTo); }
@Test public void differentEventTypesReactedTo() { Model model = modelBuilder.useCase(USE_CASE) .basicFlow().anytime() .step(CUSTOMER_ENTERS_TEXT).user(EntersText.class).system(displaysEnteredText()) .flow("Alternative Flow: Could react as well").anytime() .step(CUSTOMER_ENTERS_NUMBER).user(EntersNumber.class).system(displaysEnteredNumber()) .build(); modelRunner.run(model); Set<Class<?>> reactToTypes = modelRunner.getReactToTypes(); assertEquals(2, reactToTypes.size()); assertTrue(reactToTypes.contains(EntersText.class)); assertTrue(reactToTypes.contains(EntersNumber.class)); }
@Test public void moreThanOneStepCanReact() { Model model = modelBuilder.useCase(USE_CASE) .basicFlow().anytime() .step(CUSTOMER_ENTERS_TEXT).user(EntersText.class).system(displaysEnteredText()) .flow("Alternative Flow: Could react as well").anytime() .step(CUSTOMER_ENTERS_ALTERNATIVE_TEXT).user(EntersText.class).system(displaysEnteredText()) .build(); modelRunner.run(model); boolean canReact = modelRunner.canReactTo(entersText().getClass()); assertTrue(canReact); Set<Step> stepsThatCanReact = modelRunner.getStepsThatCanReactTo(entersText().getClass()); assertEquals(2, stepsThatCanReact.size()); } }
@Test public void throwsExceptionIfMoreThanOneStepCanReactInSameUseCase() { thrown.expect(MoreThanOneStepCanReact.class); thrown.expectMessage(CUSTOMER_ENTERS_TEXT); thrown.expectMessage(CUSTOMER_ENTERS_ALTERNATIVE_TEXT); Model model = modelBuilder .useCase(USE_CASE) .basicFlow().anytime() .step(CUSTOMER_ENTERS_TEXT).system(displaysConstantText()) .flow(ALTERNATIVE_FLOW).anytime() .step(CUSTOMER_ENTERS_ALTERNATIVE_TEXT).system(displaysConstantText()) .build(); modelRunner.run(model); }
@Test public void eventTypesReactedOnlyIfConditionFulfilled() { Model model = modelBuilder.useCase(USE_CASE) .basicFlow().condition(() -> false) .step(CUSTOMER_ENTERS_TEXT).user(EntersText.class).system(displaysEnteredText()) .flow("Alternative Flow: Could react as well").anytime() .step(CUSTOMER_ENTERS_NUMBER).user(EntersNumber.class).system(displaysEnteredNumber()) .build(); modelRunner.run(model); Set<Class<?>> reactToTypes = modelRunner.getReactToTypes(); assertEquals(1, reactToTypes.size()); Class<?> eventTypeReactedTo = reactToTypes.iterator().next(); assertEquals(EntersNumber.class, eventTypeReactedTo); }
@Test public void handlesExceptionAtAnyTime() { Model model = modelBuilder.useCase(USE_CASE) .basicFlow() .step(SYSTEM_DISPLAYS_TEXT).system(displaysConstantText()) .flow(ALTERNATIVE_FLOW).after(SYSTEM_DISPLAYS_TEXT) .step(SYSTEM_THROWS_EXCEPTION).system(throwsArrayIndexOutOfBoundsException()) .flow(ALTERNATIVE_FLOW_2).anytime() .step(SYSTEM_HANDLES_EXCEPTION).on(ArrayIndexOutOfBoundsException.class).system(e -> {}) .build(); modelRunner.run(model); assertRecordedStepNames(SYSTEM_DISPLAYS_TEXT, SYSTEM_THROWS_EXCEPTION, SYSTEM_HANDLES_EXCEPTION); } }
@Test public void doesNotHandleExceptionIfNoExceptionOccurs() { Model model = modelBuilder.useCase(USE_CASE) .basicFlow() .step(SYSTEM_DISPLAYS_TEXT).system(displaysConstantText()) .flow(ALTERNATIVE_FLOW).after(SYSTEM_DISPLAYS_TEXT) .step(SYSTEM_HANDLES_EXCEPTION).on(ArrayIndexOutOfBoundsException.class).system(e -> {}) .build(); modelRunner.run(model); assertRecordedStepNames(SYSTEM_DISPLAYS_TEXT); }
@Test public void doesNotHandleExceptionIfSystemReactionDoesNotThrowException() { Model model = modelBuilder.useCase(USE_CASE) .basicFlow() .step(SYSTEM_DISPLAYS_TEXT).system(displaysConstantText()) .flow(ALTERNATIVE_FLOW).after(SYSTEM_DISPLAYS_TEXT) .step(SYSTEM_HANDLES_EXCEPTION).on(ArrayIndexOutOfBoundsException.class).system(e -> {}) .build(); modelRunner.run(model); assertRecordedStepNames(SYSTEM_DISPLAYS_TEXT); }
@Test public void handlesExceptionAfterSpecificStep() { Model model = modelBuilder.useCase(USE_CASE) .basicFlow() .step(SYSTEM_THROWS_EXCEPTION).system(throwsArrayIndexOutOfBoundsException()) .flow(ALTERNATIVE_FLOW).after(SYSTEM_THROWS_EXCEPTION) .step(SYSTEM_HANDLES_EXCEPTION).on(ArrayIndexOutOfBoundsException.class).system(e -> {}) .build(); modelRunner.run(model); assertEquals(SYSTEM_HANDLES_EXCEPTION, latestStepName()); }
@Test public void includesUseCaseWithBasicFlowAtFirstStep_withAnytimeCondition() { Model model = modelBuilder .useCase(INCLUDED_USE_CASE) .basicFlow().anytime() .step(CUSTOMER_ENTERS_NUMBER).user(EntersNumber.class).system(displaysEnteredNumber()) .useCase(USE_CASE) .basicFlow() .step(SYSTEM_INCLUDES_USE_CASE).includesUseCase(INCLUDED_USE_CASE) .step(SYSTEM_DISPLAYS_TEXT).system(displaysConstantText()) .build(); modelRunner.run(model).reactTo(entersNumber(), entersNumber()); assertRecordedStepNames(SYSTEM_INCLUDES_USE_CASE, CUSTOMER_ENTERS_NUMBER, SYSTEM_DISPLAYS_TEXT, CUSTOMER_ENTERS_NUMBER); }
@Test public void reactsToAlternativeAfterFirstStep() { Model model = modelBuilder .useCase(USE_CASE) .basicFlow() .step(CUSTOMER_ENTERS_TEXT).user(EntersText.class).system(displaysEnteredText()) .step(THIS_STEP_SHOULD_BE_SKIPPED).user(EntersText.class).system(throwsRuntimeException()) .flow(ALTERNATIVE_FLOW).insteadOf(THIS_STEP_SHOULD_BE_SKIPPED) .step(CUSTOMER_ENTERS_ALTERNATIVE_TEXT).user(EntersText.class).system(displaysEnteredText()) .build(); modelRunner.run(model).reactTo(entersText(), entersAlternativeText()); assertRecordedStepNames(CUSTOMER_ENTERS_TEXT, CUSTOMER_ENTERS_ALTERNATIVE_TEXT); }
@Test public void continuesWithoutAlternativeAtFirstStepCalledFromFirstStepOfAlternativeFlowWithoutEvent() { Model model = modelBuilder .useCase(USE_CASE) .basicFlow() .step(CUSTOMER_ENTERS_TEXT).user(EntersText.class).system(displaysEnteredText()) .step(CUSTOMER_ENTERS_TEXT_AGAIN).user(EntersText.class).system(displaysEnteredText()) .step(CUSTOMER_ENTERS_NUMBER).user(EntersNumber.class).system(displaysEnteredNumber()) .flow(ALTERNATIVE_FLOW).insteadOf(CUSTOMER_ENTERS_TEXT) .step(CONTINUE).continuesWithoutAlternativeAt(CUSTOMER_ENTERS_TEXT) .build(); modelRunner.run(model).reactTo(entersText(), entersText()); assertRecordedStepNames(CONTINUE, CUSTOMER_ENTERS_TEXT, CUSTOMER_ENTERS_TEXT_AGAIN); }
@Test public void continuesAfterSecondStepCalledFromFirstStepOfAlternativeFlowWithoutEvent() { Model model = modelBuilder .useCase(USE_CASE) .basicFlow() .step(CUSTOMER_ENTERS_TEXT).user(EntersText.class).system(displaysEnteredText()) .step(CUSTOMER_ENTERS_TEXT_AGAIN).user(EntersText.class).system(displaysEnteredText()) .step(CUSTOMER_ENTERS_NUMBER).user(EntersNumber.class).system(displaysEnteredNumber()) .flow(ALTERNATIVE_FLOW).insteadOf(CUSTOMER_ENTERS_TEXT_AGAIN) .step(CONTINUE).continuesAfter(CUSTOMER_ENTERS_TEXT_AGAIN) .build(); modelRunner.run(model).reactTo(entersText(), entersNumber()); assertRecordedStepNames(CUSTOMER_ENTERS_TEXT, CONTINUE, CUSTOMER_ENTERS_NUMBER); }
@Test public void continuesAtThirdStepCalledFromFirstStepOfAlternativeFlowWithoutEvent() { Model model = modelBuilder .useCase(USE_CASE) .basicFlow() .step(CUSTOMER_ENTERS_TEXT).user(EntersText.class).system(displaysEnteredText()) .step(CUSTOMER_ENTERS_TEXT_AGAIN).user(EntersText.class).system(displaysEnteredText()) .step(CUSTOMER_ENTERS_NUMBER).user(EntersNumber.class).system(displaysEnteredNumber()) .flow(ALTERNATIVE_FLOW).insteadOf(CUSTOMER_ENTERS_TEXT_AGAIN) .step(CONTINUE).continuesAt(CUSTOMER_ENTERS_NUMBER) .build(); modelRunner.run(model).reactTo(entersText(), entersNumber()); assertRecordedStepNames(CUSTOMER_ENTERS_TEXT, CONTINUE, CUSTOMER_ENTERS_NUMBER); }
@Test public void continuesAfterCalledFromFirstStepOfAlternativeFlowWithRightActor() { Model model = modelBuilder .useCase(USE_CASE) .basicFlow() .step(CUSTOMER_ENTERS_TEXT).as(secondActor).user(EntersText.class).system(displaysEnteredText()) .step(CUSTOMER_ENTERS_TEXT_AGAIN).as(secondActor, customer).user(EntersText.class).system(displaysEnteredText()) .step(CUSTOMER_ENTERS_NUMBER).as(secondActor, customer).user(EntersNumber.class).system(displaysEnteredNumber()) .flow(ALTERNATIVE_FLOW).insteadOf(CUSTOMER_ENTERS_TEXT) .step(CONTINUE).as(customer).continuesAfter(CUSTOMER_ENTERS_TEXT) .build(); modelRunner.as(customer).run(model).reactTo(entersText(), entersNumber()); assertRecordedStepNames(CONTINUE, CUSTOMER_ENTERS_TEXT_AGAIN, CUSTOMER_ENTERS_NUMBER); }
@Test public void continuesAtCalledFromFirstStepOfAlternativeFlowWithRightActor() { Model model = modelBuilder .useCase(USE_CASE) .basicFlow() .step(CUSTOMER_ENTERS_TEXT).as(secondActor).user(EntersText.class).system(displaysEnteredText()) .step(CUSTOMER_ENTERS_TEXT_AGAIN).as(secondActor, customer).user(EntersText.class).system(displaysEnteredText()) .step(CUSTOMER_ENTERS_NUMBER).as(secondActor, customer).user(EntersNumber.class).system(displaysEnteredNumber()) .flow(ALTERNATIVE_FLOW).insteadOf(CUSTOMER_ENTERS_TEXT) .step(CONTINUE).as(customer).continuesAt(CUSTOMER_ENTERS_TEXT_AGAIN) .build(); modelRunner.as(customer).run(model).reactTo(entersText(), entersNumber()); assertRecordedStepNames(CONTINUE, CUSTOMER_ENTERS_TEXT_AGAIN, CUSTOMER_ENTERS_NUMBER); }
@Test public void continuesAtNotCalledWhenActorIsWrong() { Model model = modelBuilder .useCase(USE_CASE) .basicFlow() .step(CUSTOMER_ENTERS_TEXT).as(secondActor).user(EntersText.class).system(displaysEnteredText()) .step(CUSTOMER_ENTERS_TEXT_AGAIN).as(secondActor, customer).user(EntersText.class).system(displaysEnteredText()) .step(CUSTOMER_ENTERS_NUMBER).as(secondActor, customer).user(EntersNumber.class).system(displaysEnteredNumber()) .flow(ALTERNATIVE_FLOW).insteadOf(CUSTOMER_ENTERS_TEXT) .step(CONTINUE).as(customer).continuesAt(CUSTOMER_ENTERS_TEXT_AGAIN) .build(); modelRunner.as(secondActor).run(model).reactTo(entersText(), entersText(), entersNumber()); assertRecordedStepNames(CUSTOMER_ENTERS_TEXT, CUSTOMER_ENTERS_TEXT_AGAIN, CUSTOMER_ENTERS_NUMBER); }
@Test public void continuesAfterNotCalledWhenActorIsWrong() { Model model = modelBuilder .useCase(USE_CASE) .basicFlow() .step(CUSTOMER_ENTERS_TEXT).as(secondActor).user(EntersText.class).system(displaysEnteredText()) .step(CUSTOMER_ENTERS_TEXT_AGAIN).as(secondActor, customer).user(EntersText.class).system(displaysEnteredText()) .step(CUSTOMER_ENTERS_NUMBER).as(secondActor, customer).user(EntersNumber.class).system(displaysEnteredNumber()) .flow(ALTERNATIVE_FLOW).insteadOf(CUSTOMER_ENTERS_TEXT) .step(CONTINUE).as(customer).continuesAfter(CUSTOMER_ENTERS_TEXT) .build(); modelRunner.as(secondActor).run(model).reactTo(entersText(), entersText(), entersNumber()); assertRecordedStepNames(CUSTOMER_ENTERS_TEXT, CUSTOMER_ENTERS_TEXT_AGAIN, CUSTOMER_ENTERS_NUMBER); }
@Test public void continuesWithoutAlternativeAtCalledFromFirstStepOfAlternativeFlowWithRightActor() { Model model = modelBuilder .useCase(USE_CASE) .basicFlow() .step(CUSTOMER_ENTERS_TEXT).as(customer).user(EntersText.class).system(displaysEnteredText()) .step(CUSTOMER_ENTERS_TEXT_AGAIN).as(secondActor, customer).user(EntersText.class).system(displaysEnteredText()) .step(CUSTOMER_ENTERS_NUMBER).as(secondActor, customer).user(EntersNumber.class).system(displaysEnteredNumber()) .flow(ALTERNATIVE_FLOW).insteadOf(CUSTOMER_ENTERS_TEXT) .step(CONTINUE).as(customer).continuesWithoutAlternativeAt(CUSTOMER_ENTERS_TEXT) .build(); modelRunner.as(customer).run(model).reactTo(entersText(), entersText(), entersNumber()); assertRecordedStepNames(CONTINUE, CUSTOMER_ENTERS_TEXT, CUSTOMER_ENTERS_TEXT_AGAIN, CUSTOMER_ENTERS_NUMBER); }
@Test public void continuesWithoutAlternativeAtNotCalledWhenActorIsWrong() { Model model = modelBuilder .useCase(USE_CASE) .basicFlow() .step(CUSTOMER_ENTERS_TEXT).as(secondActor).user(EntersText.class).system(displaysEnteredText()) .step(CUSTOMER_ENTERS_TEXT_AGAIN).as(secondActor, customer).user(EntersText.class).system(displaysEnteredText()) .step(CUSTOMER_ENTERS_NUMBER).as(secondActor, customer).user(EntersNumber.class).system(displaysEnteredNumber()) .flow(ALTERNATIVE_FLOW).insteadOf(CUSTOMER_ENTERS_TEXT) .step(CONTINUE).as(customer).continuesWithoutAlternativeAt(CUSTOMER_ENTERS_TEXT) .build(); modelRunner.as(secondActor).run(model).reactTo(entersText(), entersText(), entersNumber()); assertRecordedStepNames(CUSTOMER_ENTERS_TEXT, CUSTOMER_ENTERS_TEXT_AGAIN, CUSTOMER_ENTERS_NUMBER); }