diff options
Diffstat (limited to 'java/src/test/java/com/google/protobuf/LazyMessageLiteTest.java')
-rw-r--r-- | java/src/test/java/com/google/protobuf/LazyMessageLiteTest.java | 319 |
1 files changed, 319 insertions, 0 deletions
diff --git a/java/src/test/java/com/google/protobuf/LazyMessageLiteTest.java b/java/src/test/java/com/google/protobuf/LazyMessageLiteTest.java new file mode 100644 index 0000000..00e3a84 --- /dev/null +++ b/java/src/test/java/com/google/protobuf/LazyMessageLiteTest.java @@ -0,0 +1,319 @@ +// 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 protobuf_unittest.LazyFieldsLite.LazyInnerMessageLite; +import protobuf_unittest.LazyFieldsLite.LazyMessageLite; +import protobuf_unittest.LazyFieldsLite.LazyNestedInnerMessageLite; + +import junit.framework.TestCase; + +import org.easymock.classextension.EasyMock; + +import java.util.ArrayList; + +/** + * Unit test for messages with lazy fields. + * + * @author niwasaki@google.com (Naoki Iwasaki) + */ +public class LazyMessageLiteTest extends TestCase { + + private Parser<LazyInnerMessageLite> originalLazyInnerMessageLiteParser; + + @Override + protected void setUp() throws Exception { + super.setUp(); + + originalLazyInnerMessageLiteParser = LazyInnerMessageLite.PARSER; + } + + @Override + protected void tearDown() throws Exception { + LazyInnerMessageLite.PARSER = originalLazyInnerMessageLiteParser; + + super.tearDown(); + } + + public void testSetValues() { + LazyNestedInnerMessageLite nested = LazyNestedInnerMessageLite.newBuilder() + .setNum(3) + .build(); + LazyInnerMessageLite inner = LazyInnerMessageLite.newBuilder() + .setNum(2) + .setNested(nested) + .build(); + LazyMessageLite outer = LazyMessageLite.newBuilder() + .setNum(1) + .setInner(inner) + .setOneofNum(123) + .setOneofInner(inner) + .build(); + + assertEquals(1, outer.getNum()); + assertEquals(421, outer.getNumWithDefault()); + + assertEquals(2, outer.getInner().getNum()); + assertEquals(42, outer.getInner().getNumWithDefault()); + + assertEquals(3, outer.getInner().getNested().getNum()); + assertEquals(4, outer.getInner().getNested().getNumWithDefault()); + + assertFalse(outer.hasOneofNum()); + assertTrue(outer.hasOneofInner()); + + assertEquals(2, outer.getOneofInner().getNum()); + assertEquals(42, outer.getOneofInner().getNumWithDefault()); + assertEquals(3, outer.getOneofInner().getNested().getNum()); + assertEquals(4, outer.getOneofInner().getNested().getNumWithDefault()); + } + + public void testSetRepeatedValues() { + LazyMessageLite outer = LazyMessageLite.newBuilder() + .setNum(1) + .addRepeatedInner(LazyInnerMessageLite.newBuilder().setNum(119)) + .addRepeatedInner(LazyInnerMessageLite.newBuilder().setNum(122)) + .build(); + + assertEquals(1, outer.getNum()); + assertEquals(2, outer.getRepeatedInnerCount()); + assertEquals(119, outer.getRepeatedInner(0).getNum()); + assertEquals(122, outer.getRepeatedInner(1).getNum()); + } + + public void testAddAll() { + ArrayList<LazyInnerMessageLite> inners = new ArrayList<LazyInnerMessageLite>(); + int count = 4; + for (int i = 0; i < count; i++) { + LazyInnerMessageLite inner = LazyInnerMessageLite.newBuilder() + .setNum(i) + .build(); + inners.add(inner); + } + + LazyMessageLite outer = LazyMessageLite.newBuilder() + .addAllRepeatedInner(inners) + .build(); + assertEquals(count, outer.getRepeatedInnerCount()); + for (int i = 0; i < count; i++) { + assertEquals(i, outer.getRepeatedInner(i).getNum()); + } + } + + public void testGetDefaultValues() { + LazyMessageLite outer = LazyMessageLite.newBuilder() + .build(); + + assertEquals(0, outer.getNum()); + assertEquals(421, outer.getNumWithDefault()); + + assertEquals(0, outer.getInner().getNum()); + assertEquals(42, outer.getInner().getNumWithDefault()); + + assertEquals(0, outer.getInner().getNested().getNum()); + assertEquals(4, outer.getInner().getNested().getNumWithDefault()); + + assertEquals(0, outer.getOneofNum()); + + assertEquals(0, outer.getOneofInner().getNum()); + assertEquals(42, outer.getOneofInner().getNumWithDefault()); + assertEquals(0, outer.getOneofInner().getNested().getNum()); + assertEquals(4, outer.getOneofInner().getNested().getNumWithDefault()); + } + + public void testClearValues() { + LazyInnerMessageLite inner = LazyInnerMessageLite.newBuilder() + .setNum(115) + .build(); + + LazyMessageLite.Builder outerBuilder = LazyMessageLite.newBuilder(); + + assertEquals(0, outerBuilder.build().getNum()); + + + // Set/Clear num + outerBuilder.setNum(100); + + assertEquals(100, outerBuilder.build().getNum()); + assertEquals(421, outerBuilder.build().getNumWithDefault()); + assertFalse(outerBuilder.build().hasInner()); + + outerBuilder.clearNum(); + + assertEquals(0, outerBuilder.build().getNum()); + assertEquals(421, outerBuilder.build().getNumWithDefault()); + assertFalse(outerBuilder.build().hasInner()); + + + // Set/Clear all + outerBuilder.setNum(100) + .setInner(inner) + .addRepeatedInner(LazyInnerMessageLite.newBuilder().setNum(119)) + .addRepeatedInner(LazyInnerMessageLite.newBuilder().setNum(122)) + .setOneofInner(LazyInnerMessageLite.newBuilder().setNum(123)); + + LazyMessageLite outer = outerBuilder.build(); + assertEquals(100, outer.getNum()); + assertEquals(421, outer.getNumWithDefault()); + assertTrue(outer.hasInner()); + assertEquals(115, outer.getInner().getNum()); + assertEquals(2, outer.getRepeatedInnerCount()); + assertEquals(119, outer.getRepeatedInner(0).getNum()); + assertEquals(122, outer.getRepeatedInner(1).getNum()); + assertTrue(outer.hasOneofInner()); + assertEquals(123, outer.getOneofInner().getNum()); + + outerBuilder.clear(); + + outer = outerBuilder.build(); + + assertEquals(0, outer.getNum()); + assertEquals(421, outer.getNumWithDefault()); + assertFalse(outer.hasInner()); + assertEquals(0, outer.getRepeatedInnerCount()); + assertFalse(outer.hasOneofInner()); + assertEquals(0, outer.getOneofInner().getNum()); + } + + public void testMergeValues() { + LazyMessageLite outerBase = LazyMessageLite.newBuilder() + .setNumWithDefault(122) + .build(); + + LazyInnerMessageLite innerMerging = LazyInnerMessageLite.newBuilder() + .setNum(115) + .build(); + LazyMessageLite outerMerging = LazyMessageLite.newBuilder() + .setNum(119) + .setInner(innerMerging) + .setOneofInner(innerMerging) + .build(); + + LazyMessageLite merged = LazyMessageLite + .newBuilder(outerBase) + .mergeFrom(outerMerging) + .build(); + assertEquals(119, merged.getNum()); + assertEquals(122, merged.getNumWithDefault()); + assertEquals(115, merged.getInner().getNum()); + assertEquals(42, merged.getInner().getNumWithDefault()); + assertEquals(115, merged.getOneofInner().getNum()); + assertEquals(42, merged.getOneofInner().getNumWithDefault()); + } + + public void testMergeDefaultValues() { + LazyInnerMessageLite innerBase = LazyInnerMessageLite.newBuilder() + .setNum(115) + .build(); + LazyMessageLite outerBase = LazyMessageLite.newBuilder() + .setNum(119) + .setNumWithDefault(122) + .setInner(innerBase) + .setOneofInner(innerBase) + .build(); + + LazyMessageLite outerMerging = LazyMessageLite.newBuilder() + .build(); + + LazyMessageLite merged = LazyMessageLite + .newBuilder(outerBase) + .mergeFrom(outerMerging) + .build(); + // Merging default-instance shouldn't overwrite values in the base message. + assertEquals(119, merged.getNum()); + assertEquals(122, merged.getNumWithDefault()); + assertEquals(115, merged.getInner().getNum()); + assertEquals(42, merged.getInner().getNumWithDefault()); + assertEquals(115, merged.getOneofInner().getNum()); + assertEquals(42, merged.getOneofInner().getNumWithDefault()); + } + + public void testSerialize() throws InvalidProtocolBufferException { + LazyNestedInnerMessageLite nested = LazyNestedInnerMessageLite.newBuilder() + .setNum(3) + .build(); + LazyInnerMessageLite inner = LazyInnerMessageLite.newBuilder() + .setNum(2) + .setNested(nested) + .build(); + LazyMessageLite outer = LazyMessageLite.newBuilder() + .setNum(1) + .setInner(inner) + .setOneofInner(inner) + .build(); + + ByteString bytes = outer.toByteString(); + assertEquals(bytes.size(), outer.getSerializedSize()); + + LazyMessageLite deserialized = LazyMessageLite.parseFrom(bytes); + + assertEquals(1, deserialized.getNum()); + assertEquals(421, deserialized.getNumWithDefault()); + + assertEquals(2, deserialized.getInner().getNum()); + assertEquals(42, deserialized.getInner().getNumWithDefault()); + + assertEquals(3, deserialized.getInner().getNested().getNum()); + assertEquals(4, deserialized.getInner().getNested().getNumWithDefault()); + + assertEquals(2, deserialized.getOneofInner().getNum()); + assertEquals(42, deserialized.getOneofInner().getNumWithDefault()); + assertEquals(3, deserialized.getOneofInner().getNested().getNum()); + assertEquals(4, deserialized.getOneofInner().getNested().getNumWithDefault()); + + assertEquals(bytes, deserialized.toByteString()); + } + + public void testLaziness() throws InvalidProtocolBufferException { + LazyInnerMessageLite inner = LazyInnerMessageLite.newBuilder() + .setNum(2) + .build(); + LazyMessageLite outer = LazyMessageLite.newBuilder() + .setNum(1) + .setInner(inner) + .setOneofInner(inner) + .build(); + ByteString bytes = outer.toByteString(); + + + // The parser for inner / oneofInner message shouldn't be used if + // getInner / getOneofInner is not called. + LazyInnerMessageLite.PARSER = EasyMock.createStrictMock(Parser.class); + + EasyMock.replay(LazyInnerMessageLite.PARSER); + + LazyMessageLite deserialized = LazyMessageLite.parseFrom(bytes); + assertEquals(1, deserialized.getNum()); + assertEquals(421, deserialized.getNumWithDefault()); + + EasyMock.verify(LazyInnerMessageLite.PARSER); + } +} |