| // 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()); |
| } |
| } |