| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * |
| * 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 android.view.cts; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertNull; |
| import static org.junit.Assert.assertSame; |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assert.fail; |
| import static org.mockito.Matchers.eq; |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.verify; |
| |
| import android.os.Parcel; |
| import android.os.Parcelable; |
| import android.support.test.filters.SmallTest; |
| import android.support.test.runner.AndroidJUnit4; |
| import android.view.AbsSavedState; |
| |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| @SmallTest |
| @RunWith(AndroidJUnit4.class) |
| public class AbsSavedStateTest { |
| @Test(expected=IllegalArgumentException.class) |
| public void testConstructorNullParcelable() { |
| new AbsSavedStateImpl((Parcelable) null); |
| } |
| |
| @Test(expected=NullPointerException.class) |
| public void testConstructorNullParcel() { |
| new AbsSavedStateImpl((Parcel) null); |
| } |
| |
| @Test(expected=NullPointerException.class) |
| public void testConstructorNullParcelAndClassLoader() { |
| new AbsSavedStateImpl(null, null); |
| } |
| |
| @Test |
| public void testConstructor() { |
| AbsSavedState superState = new AbsSavedStateImpl(Parcel.obtain()); |
| assertSame(AbsSavedState.EMPTY_STATE, superState.getSuperState()); |
| |
| AbsSavedState s = new AbsSavedStateImpl(superState); |
| assertSame(superState, s.getSuperState()); |
| |
| Parcel source = Parcel.obtain(); |
| source.writeParcelable(superState, 0); |
| source.setDataPosition(0); |
| s = new AbsSavedStateImpl(source, AbsSavedStateImpl.class.getClassLoader()); |
| assertTrue(s.getSuperState() instanceof AbsSavedState); |
| |
| source = Parcel.obtain(); |
| s = new AbsSavedStateImpl(source); |
| assertSame(AbsSavedState.EMPTY_STATE, s.getSuperState()); |
| |
| source = Parcel.obtain(); |
| source.writeParcelable(superState, 0); |
| source.setDataPosition(0); |
| s = new AbsSavedStateImpl(source, AbsSavedStateImpl.class.getClassLoader()); |
| assertTrue(s.getSuperState() instanceof AbsSavedState); |
| |
| source = Parcel.obtain(); |
| s = new AbsSavedStateImpl(source, AbsSavedState.class.getClassLoader()); |
| assertSame(AbsSavedState.EMPTY_STATE, s.getSuperState()); |
| } |
| |
| @Test |
| public void testCreator() { |
| int size = 10; |
| AbsSavedState[] array = AbsSavedState.CREATOR.newArray(size); |
| assertNotNull(array); |
| assertEquals(size, array.length); |
| for (AbsSavedState state : array) { |
| assertNull(state); |
| } |
| |
| AbsSavedState state = new AbsSavedStateImpl(AbsSavedState.EMPTY_STATE); |
| Parcel parcel = Parcel.obtain(); |
| state.writeToParcel(parcel, 0); |
| parcel.setDataPosition(0); |
| AbsSavedState unparceled = AbsSavedState.CREATOR.createFromParcel(parcel); |
| assertNotNull(unparceled); |
| assertNull(unparceled.getSuperState()); |
| |
| AbsSavedState stateWithSuper = new AbsSavedStateImpl(state); |
| parcel = Parcel.obtain(); |
| stateWithSuper.writeToParcel(parcel, 0); |
| parcel.setDataPosition(0); |
| if (AbsSavedState.CREATOR instanceof Parcelable.ClassLoaderCreator) { |
| try { |
| ((Parcelable.ClassLoaderCreator) AbsSavedState.CREATOR).createFromParcel(parcel, |
| AbsSavedStateImpl.class.getClassLoader()); |
| fail("Expected IllegalStateException"); |
| } catch (IllegalStateException e) { |
| // Expected. |
| } |
| } |
| } |
| |
| @Test |
| public void testWriteToParcel() { |
| Parcelable superState = mock(Parcelable.class); |
| AbsSavedState savedState = new AbsSavedStateImpl(superState); |
| Parcel dest = Parcel.obtain(); |
| int flags = 2; |
| savedState.writeToParcel(dest, flags); |
| verify(superState).writeToParcel(eq(dest), eq(flags)); |
| } |
| |
| private static class AbsSavedStateImpl extends AbsSavedState { |
| AbsSavedStateImpl(Parcelable superState) { |
| super(superState); |
| } |
| |
| AbsSavedStateImpl(Parcel source) { |
| super(source); |
| } |
| |
| AbsSavedStateImpl(Parcel source, ClassLoader loader) { |
| super(source, loader); |
| } |
| |
| public static final Creator<AbsSavedStateImpl> CREATOR = |
| new ClassLoaderCreator<AbsSavedStateImpl>() { |
| @Override |
| public AbsSavedStateImpl createFromParcel(Parcel source) { |
| return new AbsSavedStateImpl(source); |
| } |
| |
| @Override |
| public AbsSavedStateImpl createFromParcel(Parcel source, ClassLoader loader) { |
| return new AbsSavedStateImpl(source, loader); |
| } |
| |
| @Override |
| public AbsSavedStateImpl[] newArray(int size) { |
| return new AbsSavedStateImpl[size]; |
| } |
| }; |
| } |
| } |