| // Protocol Buffers - Google's data interchange format |
| // Copyright 2008 Google Inc. All rights reserved. |
| // https://developers.google.com/protocol-buffers/ |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following disclaimer |
| // in the documentation and/or other materials provided with the |
| // distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| package com.google.protobuf; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import protobuf_unittest.UnittestProto.TestPackedTypes; |
| import proto3_unittest.UnittestProto3; |
| import protobuf_unittest.TestCachedFieldSizeMessage; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| @RunWith(JUnit4.class) |
| public final class CachedFieldSizeTest { |
| // Regression test for b/74087933 |
| @Test |
| public void testCachedFieldSize() throws Exception { |
| TestCachedFieldSizeMessage.Builder builder = TestCachedFieldSizeMessage.newBuilder(); |
| builder.setProto2Child(TestUtil.getPackedSet()); |
| builder.setProto3Child( |
| UnittestProto3.TestPackedTypes.parseFrom(TestUtil.getPackedSet().toByteArray())); |
| TestCachedFieldSizeMessage message = builder.build(); |
| |
| // Serialize once to cache all field sizes. This will use the experimental runtime because |
| // the proto has optimize_for = CODE_SIZE. |
| message.toByteArray(); |
| // Serialize individual submessages. This will use the generated implementation. If the |
| // experimental runtime hasn't set the correct cached size, this will throw an exception. |
| byte[] data2 = message.getProto2Child().toByteArray(); |
| byte[] data3 = message.getProto3Child().toByteArray(); |
| |
| // Make sure the serialized data is correct. |
| assertEquals(message.getProto2Child(), TestPackedTypes.parseFrom(data2)); |
| assertEquals(message.getProto3Child(), UnittestProto3.TestPackedTypes.parseFrom(data3)); |
| } |
| } |