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1// Protocol Buffers - Google's data interchange format
2// Copyright 2008 Google Inc.  All rights reserved.
3// https://developers.google.com/protocol-buffers/
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/**
32 * @fileoverview Test cases for jspb's binary protocol buffer writer. In
33 * practice BinaryWriter is used to drive the Decoder and Reader test cases,
34 * so only writer-specific tests are here.
35 *
36 * Test suite is written using Jasmine -- see http://jasmine.github.io/
37 *
38 * @author aappleby@google.com (Austin Appleby)
39 */
40
41goog.require('goog.crypt');
42goog.require('goog.testing.asserts');
43goog.require('jspb.BinaryWriter');
44
45
46/**
47 * @param {function()} func This function should throw an error when run.
48 */
49function assertFails(func) {
50  var e = assertThrows(func);
51  //assertNotNull(e.toString().match(/Error/));
52}
53
54
55describe('binaryWriterTest', function() {
56  /**
57   * Verifies that misuse of the writer class triggers assertions.
58   */
59  it('testWriteErrors', function() {
60    // Submessages with invalid field indices should assert.
61    var writer = new jspb.BinaryWriter();
62    var dummyMessage = /** @type {!jspb.BinaryMessage} */({});
63
64    assertFails(function() {
65      writer.writeMessage(-1, dummyMessage, goog.nullFunction);
66    });
67
68    // Writing invalid field indices should assert.
69    writer = new jspb.BinaryWriter();
70    assertFails(function() {writer.writeUint64(-1, 1);});
71
72    // Writing out-of-range field values should assert.
73    writer = new jspb.BinaryWriter();
74
75    assertFails(function() {writer.writeInt32(1, -Infinity);});
76    assertFails(function() {writer.writeInt32(1, Infinity);});
77
78    assertFails(function() {writer.writeInt64(1, -Infinity);});
79    assertFails(function() {writer.writeInt64(1, Infinity);});
80
81    assertFails(function() {writer.writeUint32(1, -1);});
82    assertFails(function() {writer.writeUint32(1, Infinity);});
83
84    assertFails(function() {writer.writeUint64(1, -1);});
85    assertFails(function() {writer.writeUint64(1, Infinity);});
86
87    assertFails(function() {writer.writeSint32(1, -Infinity);});
88    assertFails(function() {writer.writeSint32(1, Infinity);});
89
90    assertFails(function() {writer.writeSint64(1, -Infinity);});
91    assertFails(function() {writer.writeSint64(1, Infinity);});
92
93    assertFails(function() {writer.writeFixed32(1, -1);});
94    assertFails(function() {writer.writeFixed32(1, Infinity);});
95
96    assertFails(function() {writer.writeFixed64(1, -1);});
97    assertFails(function() {writer.writeFixed64(1, Infinity);});
98
99    assertFails(function() {writer.writeSfixed32(1, -Infinity);});
100    assertFails(function() {writer.writeSfixed32(1, Infinity);});
101
102    assertFails(function() {writer.writeSfixed64(1, -Infinity);});
103    assertFails(function() {writer.writeSfixed64(1, Infinity);});
104  });
105
106
107  /**
108   * Basic test of retrieving the result as a Uint8Array buffer
109   */
110  it('testGetResultBuffer', function() {
111    var expected = '0864120b48656c6c6f20776f726c641a0301020320c801';
112
113    var writer = new jspb.BinaryWriter();
114    writer.writeUint32(1, 100);
115    writer.writeString(2, 'Hello world');
116    writer.writeBytes(3, new Uint8Array([1, 2, 3]));
117    writer.writeUint32(4, 200);
118
119    var buffer = writer.getResultBuffer();
120    assertEquals(expected, goog.crypt.byteArrayToHex(buffer));
121  });
122});
123