1// Protocol Buffers - Google's data interchange format
2// Copyright 2008 Google Inc.  All rights reserved.
3// https://developers.google.com/protocol-buffers/
4//
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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  console.log(e);
52  //assertNotNull(e.toString().match(/Error/));
53}
54
55
56describe('binaryWriterTest', function() {
57  /**
58   * Verifies that misuse of the writer class triggers assertions.
59   */
60  it('testWriteErrors', function() {
61    // Submessages with invalid field indices should assert.
62    var writer = new jspb.BinaryWriter();
63    var dummyMessage = /** @type {!jspb.BinaryMessage} */({});
64
65    assertFails(function() {
66      writer.writeMessage(-1, dummyMessage, goog.nullFunction);
67    });
68
69    // Writing invalid field indices should assert.
70    writer = new jspb.BinaryWriter();
71    assertFails(function() {writer.writeUint64(-1, 1);});
72
73    // Writing out-of-range field values should assert.
74    writer = new jspb.BinaryWriter();
75
76    assertFails(function() {writer.writeInt32(1, -Infinity);});
77    assertFails(function() {writer.writeInt32(1, Infinity);});
78
79    assertFails(function() {writer.writeInt64(1, -Infinity);});
80    assertFails(function() {writer.writeInt64(1, Infinity);});
81
82    assertFails(function() {writer.writeUint32(1, -1);});
83    assertFails(function() {writer.writeUint32(1, Infinity);});
84
85    assertFails(function() {writer.writeUint64(1, -1);});
86    assertFails(function() {writer.writeUint64(1, Infinity);});
87
88    assertFails(function() {writer.writeSint32(1, -Infinity);});
89    assertFails(function() {writer.writeSint32(1, Infinity);});
90
91    assertFails(function() {writer.writeSint64(1, -Infinity);});
92    assertFails(function() {writer.writeSint64(1, Infinity);});
93
94    assertFails(function() {writer.writeFixed32(1, -1);});
95    assertFails(function() {writer.writeFixed32(1, Infinity);});
96
97    assertFails(function() {writer.writeFixed64(1, -1);});
98    assertFails(function() {writer.writeFixed64(1, Infinity);});
99
100    assertFails(function() {writer.writeSfixed32(1, -Infinity);});
101    assertFails(function() {writer.writeSfixed32(1, Infinity);});
102
103    assertFails(function() {writer.writeSfixed64(1, -Infinity);});
104    assertFails(function() {writer.writeSfixed64(1, Infinity);});
105  });
106
107
108  /**
109   * Basic test of retrieving the result as a Uint8Array buffer
110   */
111  it('testGetResultBuffer', function() {
112    var expected = '0864120b48656c6c6f20776f726c641a0301020320c801';
113
114    var writer = new jspb.BinaryWriter();
115    writer.writeUint32(1, 100);
116    writer.writeString(2, 'Hello world');
117    writer.writeBytes(3, new Uint8Array([1, 2, 3]));
118    writer.writeUint32(4, 200);
119
120    var buffer = writer.getResultBuffer();
121    assertEquals(expected, goog.crypt.byteArrayToHex(buffer));
122  });
123});
124