Igor Murashkin | e363fbb | 2013-06-25 20:26:06 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2013 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package com.android.mediaframeworktest.unit; |
| 18 | |
| 19 | import android.test.suitebuilder.annotation.SmallTest; |
| 20 | import android.hardware.photography.utils.*; |
| 21 | import android.hardware.photography.utils.Decorator.DecoratorListener; |
| 22 | |
| 23 | import junit.framework.Assert; |
| 24 | |
| 25 | import java.lang.reflect.Method; |
| 26 | |
| 27 | /** |
| 28 | * adb shell am instrument -e class 'com.android.mediaframeworktest.unit.CameraUtilsDecoratorTest' \ |
| 29 | * -w com.android.mediaframeworktest/.MediaFrameworkUnitTestRunner |
| 30 | */ |
| 31 | public class CameraUtilsDecoratorTest extends junit.framework.TestCase { |
| 32 | private DummyListener mDummyListener; |
| 33 | private DummyInterface mIface; |
| 34 | |
| 35 | @Override |
| 36 | public void setUp() { |
| 37 | mDummyListener = new DummyListener(); |
| 38 | mIface = Decorator.newInstance(new DummyImpl(), mDummyListener); |
| 39 | } |
| 40 | |
| 41 | interface DummyInterface { |
| 42 | int addValues(int x, int y, int z); |
| 43 | |
| 44 | void raiseException() throws Exception; |
| 45 | |
| 46 | void raiseUnsupportedOperationException() throws UnsupportedOperationException; |
| 47 | } |
| 48 | |
| 49 | class DummyImpl implements DummyInterface { |
| 50 | @Override |
| 51 | public int addValues(int x, int y, int z) { |
| 52 | return x + y + z; |
| 53 | } |
| 54 | |
| 55 | @Override |
| 56 | public void raiseException() throws Exception { |
| 57 | throw new Exception("Test exception"); |
| 58 | } |
| 59 | |
| 60 | @Override |
| 61 | public void raiseUnsupportedOperationException() throws UnsupportedOperationException { |
| 62 | throw new UnsupportedOperationException("Test exception"); |
| 63 | } |
| 64 | } |
| 65 | |
| 66 | class DummyListener implements DecoratorListener { |
| 67 | |
| 68 | public boolean beforeCalled = false; |
| 69 | public boolean afterCalled = false; |
| 70 | public boolean catchCalled = false; |
| 71 | public boolean finallyCalled = false; |
| 72 | public Object resultValue = null; |
| 73 | |
| 74 | public boolean raiseException = false; |
| 75 | |
| 76 | @Override |
| 77 | public void onBeforeInvocation(Method m, Object[] args) { |
| 78 | beforeCalled = true; |
| 79 | } |
| 80 | |
| 81 | @Override |
| 82 | public void onAfterInvocation(Method m, Object[] args, Object result) { |
| 83 | afterCalled = true; |
| 84 | resultValue = result; |
| 85 | |
| 86 | if (raiseException) { |
| 87 | throw new UnsupportedOperationException("Test exception"); |
| 88 | } |
| 89 | } |
| 90 | |
| 91 | @Override |
| 92 | public boolean onCatchException(Method m, Object[] args, Throwable t) { |
| 93 | catchCalled = true; |
| 94 | return false; |
| 95 | } |
| 96 | |
| 97 | @Override |
| 98 | public void onFinally(Method m, Object[] args) { |
| 99 | finallyCalled = true; |
| 100 | } |
| 101 | |
| 102 | }; |
| 103 | |
| 104 | @SmallTest |
| 105 | public void testDecorator() { |
| 106 | |
| 107 | // TODO rewrite this using mocks |
| 108 | |
| 109 | assertTrue(mIface.addValues(1, 2, 3) == 6); |
| 110 | assertTrue(mDummyListener.beforeCalled); |
| 111 | assertTrue(mDummyListener.afterCalled); |
| 112 | |
| 113 | int resultValue = (Integer)mDummyListener.resultValue; |
| 114 | assertTrue(resultValue == 6); |
| 115 | assertTrue(mDummyListener.finallyCalled); |
| 116 | assertFalse(mDummyListener.catchCalled); |
| 117 | } |
| 118 | |
| 119 | @SmallTest |
| 120 | public void testDecoratorExceptions() { |
| 121 | |
| 122 | boolean gotExceptions = false; |
| 123 | try { |
| 124 | mIface.raiseException(); |
| 125 | } catch (Exception e) { |
| 126 | gotExceptions = true; |
| 127 | assertTrue(e.getMessage() == "Test exception"); |
| 128 | } |
| 129 | assertTrue(gotExceptions); |
| 130 | assertTrue(mDummyListener.beforeCalled); |
| 131 | assertFalse(mDummyListener.afterCalled); |
| 132 | assertTrue(mDummyListener.catchCalled); |
| 133 | assertTrue(mDummyListener.finallyCalled); |
| 134 | } |
| 135 | |
| 136 | @SmallTest |
| 137 | public void testDecoratorUnsupportedOperationException() { |
| 138 | |
| 139 | boolean gotExceptions = false; |
| 140 | try { |
| 141 | mIface.raiseUnsupportedOperationException(); |
| 142 | } catch (UnsupportedOperationException e) { |
| 143 | gotExceptions = true; |
| 144 | assertTrue(e.getMessage() == "Test exception"); |
| 145 | } |
| 146 | assertTrue(gotExceptions); |
| 147 | assertTrue(mDummyListener.beforeCalled); |
| 148 | assertFalse(mDummyListener.afterCalled); |
| 149 | assertTrue(mDummyListener.catchCalled); |
| 150 | assertTrue(mDummyListener.finallyCalled); |
| 151 | } |
| 152 | |
| 153 | @SmallTest |
| 154 | public void testDecoratorRaisesException() { |
| 155 | |
| 156 | boolean gotExceptions = false; |
| 157 | try { |
| 158 | mDummyListener.raiseException = true; |
| 159 | mIface.addValues(1, 2, 3); |
| 160 | Assert.fail("unreachable"); |
| 161 | } catch (UnsupportedOperationException e) { |
| 162 | gotExceptions = true; |
| 163 | assertTrue(e.getMessage() == "Test exception"); |
| 164 | } |
| 165 | assertTrue(gotExceptions); |
| 166 | assertTrue(mDummyListener.beforeCalled); |
| 167 | assertTrue(mDummyListener.afterCalled); |
| 168 | assertFalse(mDummyListener.catchCalled); |
| 169 | assertTrue(mDummyListener.finallyCalled); |
| 170 | } |
| 171 | } |