| /* |
| * Copyright (C) 2013 DroidDriver committers |
| * |
| * 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 io.appium.droiddriver.helpers; |
| |
| import android.app.Activity; |
| import android.test.ActivityInstrumentationTestCase2; |
| import android.test.ActivityTestCase; |
| |
| import java.lang.reflect.Field; |
| import java.lang.reflect.Modifier; |
| |
| /** |
| * Fixes bugs in {@link ActivityInstrumentationTestCase2}. |
| */ |
| public abstract class D2ActivityInstrumentationTestCase2<T extends Activity> extends |
| ActivityInstrumentationTestCase2<T> { |
| protected D2ActivityInstrumentationTestCase2(Class<T> activityClass) { |
| super(activityClass); |
| } |
| |
| /** |
| * Fixes a bug in {@link ActivityTestCase#scrubClass} that causes |
| * NullPointerException if your leaf-level test class declares static fields. |
| * This is <a href="https://code.google.com/p/android/issues/detail?id=4244">a |
| * known bug</a> that has been fixed in ICS Android release. But it still |
| * exists on devices older than ICS. If your test class extends this class, it |
| * can work on older devices. |
| * <p> |
| * In addition to the official fix in ICS and beyond, which skips |
| * {@code final} fields, the fix below also skips {@code static} fields, which |
| * should be the expectation of Java programmers. |
| * </p> |
| */ |
| @Override |
| protected void scrubClass(final Class<?> testCaseClass) throws IllegalAccessException { |
| final Field[] fields = getClass().getDeclaredFields(); |
| for (Field field : fields) { |
| final Class<?> fieldClass = field.getDeclaringClass(); |
| if (testCaseClass.isAssignableFrom(fieldClass) && !field.getType().isPrimitive() |
| && !Modifier.isFinal(field.getModifiers()) && !Modifier.isStatic(field.getModifiers())) { |
| try { |
| field.setAccessible(true); |
| field.set(this, null); |
| } catch (Exception e) { |
| android.util.Log.d("TestCase", "Error: Could not nullify field!"); |
| } |
| |
| if (field.get(this) != null) { |
| android.util.Log.d("TestCase", "Error: Could not nullify field!"); |
| } |
| } |
| } |
| } |
| } |