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Diffstat (limited to 'third_party/protobuf/3.4.0/java/core/src/test/java/com/google/protobuf/RopeByteStringSubstringTest.java')
-rw-r--r-- | third_party/protobuf/3.4.0/java/core/src/test/java/com/google/protobuf/RopeByteStringSubstringTest.java | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/third_party/protobuf/3.4.0/java/core/src/test/java/com/google/protobuf/RopeByteStringSubstringTest.java b/third_party/protobuf/3.4.0/java/core/src/test/java/com/google/protobuf/RopeByteStringSubstringTest.java new file mode 100644 index 0000000000..dc56f2e9ac --- /dev/null +++ b/third_party/protobuf/3.4.0/java/core/src/test/java/com/google/protobuf/RopeByteStringSubstringTest.java @@ -0,0 +1,127 @@ +// 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 java.io.UnsupportedEncodingException; +import java.util.Iterator; + +/** + * This class tests {@link RopeByteString#substring(int, int)} by inheriting the tests from + * {@link LiteralByteStringTest}. Only a couple of methods are overridden. + * + * @author carlanton@google.com (Carl Haverl) + */ +public class RopeByteStringSubstringTest extends LiteralByteStringTest { + + @Override + protected void setUp() throws Exception { + classUnderTest = "RopeByteString"; + byte[] sourceBytes = ByteStringTest.getTestBytes(22341, 22337766L); + Iterator<ByteString> iter = ByteStringTest.makeConcretePieces(sourceBytes).iterator(); + ByteString sourceString = iter.next(); + while (iter.hasNext()) { + sourceString = sourceString.concat(iter.next()); + } + + int from = 1130; + int to = sourceBytes.length - 5555; + stringUnderTest = sourceString.substring(from, to); + referenceBytes = new byte[to - from]; + System.arraycopy(sourceBytes, from, referenceBytes, 0, to - from); + expectedHashCode = -1259260680; + } + + @Override + public void testGetTreeDepth() { + assertEquals(classUnderTest + " must have the expected tree depth", + 3, stringUnderTest.getTreeDepth()); + } + + @Override + public void testToString() throws UnsupportedEncodingException { + String sourceString = "I love unicode \u1234\u5678 characters"; + ByteString sourceByteString = ByteString.copyFromUtf8(sourceString); + int copies = 250; + + // By building the RopeByteString by concatenating, this is actually a fairly strenuous test. + StringBuilder builder = new StringBuilder(copies * sourceString.length()); + ByteString unicode = ByteString.EMPTY; + for (int i = 0; i < copies; ++i) { + builder.append(sourceString); + unicode = RopeByteString.concatenate(unicode, sourceByteString); + } + String testString = builder.toString(); + + // Do the substring part + testString = testString.substring(2, testString.length() - 6); + unicode = unicode.substring(2, unicode.size() - 6); + + assertEquals(classUnderTest + " from string must have the expected type", + classUnderTest, getActualClassName(unicode)); + String roundTripString = unicode.toString(UTF_8); + assertEquals(classUnderTest + " unicode bytes must match", + testString, roundTripString); + ByteString flatString = ByteString.copyFromUtf8(testString); + assertEquals(classUnderTest + " string must equal the flat string", flatString, unicode); + assertEquals(classUnderTest + " string must must have same hashCode as the flat string", + flatString.hashCode(), unicode.hashCode()); + } + + @Override + public void testCharsetToString() { + String sourceString = "I love unicode \u1234\u5678 characters"; + ByteString sourceByteString = ByteString.copyFromUtf8(sourceString); + int copies = 250; + + // By building the RopeByteString by concatenating, this is actually a fairly strenuous test. + StringBuilder builder = new StringBuilder(copies * sourceString.length()); + ByteString unicode = ByteString.EMPTY; + for (int i = 0; i < copies; ++i) { + builder.append(sourceString); + unicode = RopeByteString.concatenate(unicode, sourceByteString); + } + String testString = builder.toString(); + + // Do the substring part + testString = testString.substring(2, testString.length() - 6); + unicode = unicode.substring(2, unicode.size() - 6); + + assertEquals(classUnderTest + " from string must have the expected type", + classUnderTest, getActualClassName(unicode)); + String roundTripString = unicode.toString(Internal.UTF_8); + assertEquals(classUnderTest + " unicode bytes must match", + testString, roundTripString); + ByteString flatString = ByteString.copyFromUtf8(testString); + assertEquals(classUnderTest + " string must equal the flat string", flatString, unicode); + assertEquals(classUnderTest + " string must must have same hashCode as the flat string", + flatString.hashCode(), unicode.hashCode()); + } +} |