third_party/protobuf/java/compatibility_tests/v2.5.0/tests/src/main/java/com/google/protobuf/test/RopeByteStringTest.java - Issue 2600753002: Reverts third_party/protobuf: Update to HEAD (f52e188fe4)

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Issue 2600753002: Reverts third_party/protobuf: Update to HEAD (f52e188fe4) (Closed)

Patch Set: Created 3 years, 12 months ago

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1 // Protocol Buffers - Google's data interchange format

2 // Copyright 2008 Google Inc. All rights reserved.

3 // http://code.google.com/p/protobuf/

4 //

5 // Redistribution and use in source and binary forms, with or without

6 // modification, are permitted provided that the following conditions are

7 // met:

8 //

9 // * Redistributions of source code must retain the above copyright

10 // notice, this list of conditions and the following disclaimer.

11 // * Redistributions in binary form must reproduce the above

12 // copyright notice, this list of conditions and the following disclaimer

13 // in the documentation and/or other materials provided with the

14 // distribution.

15 // * Neither the name of Google Inc. nor the names of its

16 // contributors may be used to endorse or promote products derived from

17 // this software without specific prior written permission.

18 //

19 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

20 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

21 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR

22 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

23 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

24 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

25 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

26 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

27 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

28 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

29 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

30

31 package com.google.protobuf.test;

32 import com.google.protobuf.*;

33

34 import java.io.UnsupportedEncodingException;

35 import java.util.Arrays;

36 import java.util.Iterator;

37

38 /**

39 * This class tests {@link RopeByteString} by inheriting the tests from

40 * {@link LiteralByteStringTest}. Only a couple of methods are overridden.

41 *

42 * <p>A full test of the result of {@link RopeByteString#substring(int, int)} is found in the

43 * separate class {@link RopeByteStringSubstringTest}.

44 *

45 * @author carlanton@google.com (Carl Haverl)

46 */

47 public class RopeByteStringTest extends LiteralByteStringTest {

48

49 @Override

50 protected void setUp() throws Exception {

51 classUnderTest = "RopeByteString";

52 referenceBytes = ByteStringTest.getTestBytes(22341, 22337766L);

53 Iterator<ByteString> iter = ByteStringTest.makeConcretePieces(referenceBytes ).iterator();

54 stringUnderTest = iter.next();

55 while (iter.hasNext()) {

56 stringUnderTest = stringUnderTest.concat(iter.next());

57 }

58 expectedHashCode = -1214197238;

59 }

60

61 public void testBalance() {

62 int numberOfPieces = 10000;

63 int pieceSize = 64;

64 byte[] testBytes = ByteStringTest.getTestBytes(numberOfPieces * pieceSize, 1 13377L);

65

66 // Build up a big ByteString from smaller pieces to force a rebalance

67 ByteString concatenated = ByteString.EMPTY;

68 for (int i = 0; i < numberOfPieces; ++i) {

69 concatenated = concatenated.concat(ByteString.copyFrom(testBytes, i * piec eSize, pieceSize));

70 }

71

72 assertEquals(classUnderTest + " from string must have the expected type",

73 classUnderTest, getActualClassName(concatenated));

74 assertTrue(classUnderTest + " underlying bytes must match after balancing",

75 Arrays.equals(testBytes, concatenated.toByteArray()));

76 ByteString testString = ByteString.copyFrom(testBytes);

77 assertTrue(classUnderTest + " balanced string must equal flat string",

78 concatenated.equals(testString));

79 assertTrue(classUnderTest + " flat string must equal balanced string",

80 testString.equals(concatenated));

81 assertEquals(classUnderTest + " balanced string must have same hash code as flat string",

82 testString.hashCode(), concatenated.hashCode());

83 }

84 }

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