| /* |
| * Copyright 2007 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| * use this file except in compliance with the License. You may obtain a copy of |
| * the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| package com.google.gwt.junit.client; |
| |
| import static com.google.gwt.junit.client.GWTTestCaseTest.SetUpTearDownState.IS_SETUP; |
| import static com.google.gwt.junit.client.GWTTestCaseTest.SetUpTearDownState.IS_TORNDOWN; |
| |
| import com.google.gwt.dom.client.ButtonElement; |
| import com.google.gwt.dom.client.Document; |
| import com.google.gwt.user.client.DOM; |
| import com.google.gwt.user.client.Event; |
| import com.google.gwt.user.client.EventListener; |
| import com.google.gwt.user.client.Timer; |
| |
| /** |
| * This test must be run manually to inspect for correct results. Many of these |
| * tests are designed to fail in specific ways, the rest should succeed. The |
| * name of each test method indicates how it should behave. |
| */ |
| public class TestManualAsync extends GWTTestCaseTest { |
| |
| // The following tests (all prefixed with test_) are intended to test the |
| // interaction of synchronous failures (within event handlers) with various |
| // other types of failures and successes. All of them are expected to fail |
| // with the message "Expected failure". |
| // |
| // Nomenclature for these tests: |
| // DTF => delayTestFinish() |
| // SF => synchronous failure (from event handler) |
| // FT => finishTest() |
| // F => fail() |
| // R => return; |
| |
| public void test_dtf_sf() { |
| delayTestFinish(); |
| synchronousFailure("test_dtf_sf"); |
| } |
| |
| public void test_dtf_sf_f() { |
| delayTestFinish(); |
| synchronousFailure("test_dtf_sf_f"); |
| failNow("test_dtf_sf_f"); |
| } |
| |
| public void test_dtf_sf_ft() { |
| delayTestFinish(); |
| synchronousFailure("test_dtf_sf_ft"); |
| finishTest(); |
| } |
| |
| public void test_dtf_sf_r_f() { |
| delayTestFinish(); |
| synchronousFailure("test_dtf_sf_r_f"); |
| failLater("test_dtf_sf_r_f"); |
| } |
| |
| public void test_dtf_sf_r_ft() { |
| delayTestFinish(); |
| synchronousFailure("test_dtf_sf_r_ft"); |
| finishTestLater(); |
| } |
| |
| public void test_sf() { |
| synchronousFailure("test_sf"); |
| } |
| |
| public void test_sf_dtf_f() { |
| synchronousFailure("test_sf_dtf_f"); |
| delayTestFinish(); |
| failNow("test_sf_dtf_f"); |
| } |
| |
| public void test_sf_dtf_ft() { |
| synchronousFailure("test_sf_dtf_ft"); |
| delayTestFinish(); |
| finishTest(); |
| } |
| |
| public void test_sf_dtf_r_f() { |
| synchronousFailure("test_sf_dtf_r_f"); |
| delayTestFinish(); |
| failLater("test_sf_dtf_r_f"); |
| } |
| |
| public void test_sf_dtf_r_ft() { |
| synchronousFailure("test_sf_dtf_r_ft"); |
| delayTestFinish(5 * 60 * 1000); |
| finishTestLater(); |
| } |
| |
| public void test_sf_f() { |
| synchronousFailure("test_sf_f"); |
| failNow("test_sf_f"); |
| } |
| |
| /** |
| * Fails normally. |
| */ |
| public void testDelayFail() { |
| delayTestFinish(100); |
| fail("Expected failure"); |
| finishTest(); |
| } |
| |
| /** |
| * Completes normally. |
| */ |
| public void testDelayNormal() { |
| delayTestFinish(100); |
| finishTest(); |
| } |
| |
| /** |
| * Fails normally. |
| */ |
| public void testFail() { |
| fail("Expected failure"); |
| } |
| |
| /** |
| * Async fails. |
| */ |
| public void testFailAsync() { |
| delayTestFinish(1000); |
| new Timer() { |
| public void run() { |
| fail("Expected failure"); |
| } |
| }.schedule(100); |
| } |
| |
| /** |
| * Tests the case where a JUnit exception is thrown from an event handler, but |
| * after this test method has completed successfully. |
| * |
| * This test should *not* fail, but the next one should. |
| */ |
| public void testLateFailPart1() { |
| // Leave the test in synchronous mode, but crank up a timer to fail in 2.5s. |
| new Timer() { |
| @Override |
| public void run() { |
| // This fail should be called during the next test. |
| fail(); |
| } |
| }.schedule(2500); |
| |
| // We don't actually assert anything here. This test exists solely to make |
| // the next one fail. |
| } |
| |
| /** |
| * Second half of the previous test. |
| */ |
| public void testLateFailPart2() { |
| // Go into async mode from 5s, finishing in 4. The timer from the previous |
| // test will go off and call fail() before finishTest() is called. |
| delayTestFinish(5000); |
| new Timer() { |
| @Override |
| public void run() { |
| finishTest(); |
| } |
| }.schedule(4000); |
| } |
| |
| /** |
| * Completes normally. |
| */ |
| public void testNormal() { |
| } |
| |
| /** |
| * Completes async. |
| */ |
| public void testNormalAsync() { |
| delayTestFinish(200); |
| new Timer() { |
| public void run() { |
| finishTest(); |
| } |
| }.schedule(100); |
| } |
| |
| /** |
| * Completes async. |
| */ |
| public void testRepeatingNormal() { |
| delayTestFinish(200); |
| new Timer() { |
| private int i = 0; |
| |
| public void run() { |
| if (++i < 4) { |
| delayTestFinish(200); |
| } else { |
| cancel(); |
| finishTest(); |
| } |
| } |
| }.scheduleRepeating(100); |
| } |
| |
| /** |
| * Fails async. |
| */ |
| public void testSetUpTearDownFailAsync() { |
| assertEquals(IS_SETUP, setupTeardownFlag); |
| delayTestFinish(1000); |
| new Timer() { |
| @Override |
| public void run() { |
| fail("Expected failure"); |
| } |
| }.schedule(1); |
| |
| new Timer() { |
| @Override |
| public void run() { |
| /* |
| * The failing test should have triggered tearDown. |
| */ |
| if (setupTeardownFlag != IS_TORNDOWN) { |
| recordOutofBandError("Bad async failure tearDown behavior not catchable by JUnit"); |
| } |
| } |
| }.schedule(100); |
| } |
| |
| /** |
| * Completes async. |
| */ |
| public void testSetUpTearDownFailAsyncHadNoOutOfBandErrors() { |
| assertNoOutOfBandErrorsAsync(); |
| } |
| |
| /** |
| * Times out async. |
| */ |
| public void testSetUpTearDownTimeoutAsync() { |
| assertSame(IS_SETUP, setupTeardownFlag); |
| delayTestFinish(1); |
| new Timer() { |
| @Override |
| public void run() { |
| /* |
| * The failing test should have triggered tearDown. |
| */ |
| if (setupTeardownFlag != IS_TORNDOWN) { |
| recordOutofBandError("Bad async timeout tearDown behavior not catchable by JUnit"); |
| } |
| } |
| }.schedule(100); |
| } |
| |
| /** |
| * Completes async. |
| */ |
| public void testSetUpTearDownTimeoutAsyncHadNoOutOfBandErrors() { |
| assertNoOutOfBandErrorsAsync(); |
| } |
| |
| /** |
| * Completes normally. |
| */ |
| public void testSpuriousFinishTest() { |
| try { |
| finishTest(); |
| fail("Unexpected failure"); |
| } catch (IllegalStateException e) { |
| } |
| } |
| |
| /** |
| * Times out. |
| */ |
| public void testTimeoutAsync() { |
| delayTestFinish(100); |
| new Timer() { |
| public void run() { |
| finishTest(); |
| } |
| }.schedule(200); |
| } |
| |
| // Call delayTestFinish() with enough time so that failLater() will |
| // definitely fail. |
| private void delayTestFinish() { |
| delayTestFinish(2500); |
| } |
| |
| // Fail asynchronously after a small amount of time. |
| private void failLater(final String failMsg) { |
| new Timer() { |
| @Override |
| public void run() { |
| failNow(failMsg); |
| } |
| }.schedule(100); |
| } |
| |
| // Fail synchronously with an "expected failure" message. |
| private void failNow(String failMsg) { |
| fail("Expected failure (" + failMsg + ")"); |
| } |
| |
| // Finish the test asynchronously after a small amount of time. |
| private void finishTestLater() { |
| new Timer() { |
| @Override |
| public void run() { |
| finishTest(); |
| } |
| }.schedule(1); |
| } |
| |
| // Trigger a test failure synchronously, but from within an event handler. |
| // (The exception thrown from fail() will get caught by the GWT |
| // UncaughtExceptionHandler). |
| private void synchronousFailure(final String failMsg) { |
| ButtonElement btn = Document.get().createButtonElement(); |
| Document.get().getBody().appendChild(btn); |
| Event.sinkEvents(btn, Event.ONCLICK); |
| |
| EventListener listener = new EventListener() { |
| public void onBrowserEvent(Event event) { |
| failNow(failMsg); |
| } |
| }; |
| |
| DOM.setEventListener(btn.<com.google.gwt.user.client.Element>cast(), listener); |
| btn.click(); |
| } |
| } |