| /* |
| * Copyright (C) 2017 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.os; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| |
| import android.support.test.runner.AndroidJUnit4; |
| import android.test.suitebuilder.annotation.SmallTest; |
| |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| /** |
| * Unit tests for bundle that requires accessing hidden APS. Tests that can be written only with |
| * public APIs should go in the CTS counterpart. |
| * |
| * Run with: |
| * bit FrameworksCoreTests:android.os.BundleTest |
| */ |
| @SmallTest |
| @RunWith(AndroidJUnit4.class) |
| public class BundleTest { |
| /** |
| * Create a test bundle, parcel it and return the parcel. |
| */ |
| private Parcel createBundleParcel(boolean withFd) throws Exception { |
| final Bundle source = new Bundle(); |
| source.putString("string", "abc"); |
| source.putInt("int", 1); |
| if (withFd) { |
| ParcelFileDescriptor[] pipe = ParcelFileDescriptor.createPipe(); |
| pipe[1].close(); |
| source.putParcelable("fd", pipe[0]); |
| } |
| final Parcel p = Parcel.obtain(); |
| // Don't use p.writeParcelabe(), which would write the creator, which we don't need. |
| source.writeToParcel(p, 0); |
| p.setDataPosition(0); |
| |
| return p; |
| } |
| |
| /** |
| * Verify a bundle generated by {@link #createBundleParcel(boolean)}. |
| */ |
| private void checkBundle(Bundle b, boolean withFd) { |
| // First, do the checks without actually unparceling the bundle. |
| // (Note looking into the contents will unparcel a bundle, so we'll do it later.) |
| assertTrue("mParcelledData shouldn't be null here.", b.isParcelled()); |
| |
| // Make sure FLAG_HAS_FDS and FLAG_HAS_FDS_KNOWN are set/cleared properly. |
| if (withFd) { |
| // FLAG_HAS_FDS and FLAG_HAS_FDS_KNOWN should both be set. |
| assertEquals(Bundle.FLAG_HAS_FDS | Bundle.FLAG_HAS_FDS_KNOWN, |
| b.mFlags & (Bundle.FLAG_HAS_FDS | Bundle.FLAG_HAS_FDS_KNOWN)); |
| } else { |
| // FLAG_HAS_FDS_KNOWN should be set, bot not FLAG_HAS_FDS. |
| assertEquals(Bundle.FLAG_HAS_FDS_KNOWN, |
| b.mFlags & (Bundle.FLAG_HAS_FDS | Bundle.FLAG_HAS_FDS_KNOWN)); |
| } |
| |
| // Then, check the contents. |
| assertEquals("abc", b.getString("string")); |
| assertEquals(1, b.getInt("int")); |
| |
| // Make sure FLAG_HAS_FDS and FLAG_HAS_FDS_KNOWN are set/cleared properly. |
| if (withFd) { |
| assertEquals(ParcelFileDescriptor.class, b.getParcelable("fd").getClass()); |
| assertEquals(3, b.keySet().size()); |
| } else { |
| assertEquals(2, b.keySet().size()); |
| } |
| assertFalse(b.isParcelled()); |
| } |
| |
| @Test |
| public void testCreateFromParcel() throws Exception { |
| boolean withFd; |
| Parcel p; |
| Bundle b; |
| int length; |
| |
| withFd = false; |
| |
| // new Bundle with p |
| p = createBundleParcel(withFd); |
| checkBundle(new Bundle(p), withFd); |
| p.recycle(); |
| |
| // new Bundle with p and length |
| p = createBundleParcel(withFd); |
| length = p.readInt(); |
| checkBundle(new Bundle(p, length), withFd); |
| p.recycle(); |
| |
| // readFromParcel() |
| p = createBundleParcel(withFd); |
| b = new Bundle(); |
| b.readFromParcel(p); |
| checkBundle(b, withFd); |
| p.recycle(); |
| |
| // Same test with FDs. |
| withFd = true; |
| |
| // new Bundle with p |
| p = createBundleParcel(withFd); |
| checkBundle(new Bundle(p), withFd); |
| p.recycle(); |
| |
| // new Bundle with p and length |
| p = createBundleParcel(withFd); |
| length = p.readInt(); |
| checkBundle(new Bundle(p, length), withFd); |
| p.recycle(); |
| |
| // readFromParcel() |
| p = createBundleParcel(withFd); |
| b = new Bundle(); |
| b.readFromParcel(p); |
| checkBundle(b, withFd); |
| p.recycle(); |
| } |
| } |