xpcom/tests/unit/test_seek_multiplex.js@129ffea94266
xpcom/tests/unit/test_seek_multiplex.js
Sat, 03 Jan 2015 20:18:00 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Sat, 03 Jan 2015 20:18:00 +0100
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
- permissions
- -rw-r--r--
Conditionally enable double key logic according to:
private browsing mode or privacy.thirdparty.isolate preference and
implement in GetCookieStringCommon and FindCookie where it counts...
With some reservations of how to convince FindCookie users to test
condition and pass a nullptr when disabling double key logic.
1 /* This Source Code Form is subject to the terms of the Mozilla Public
2 * License, v. 2.0. If a copy of the MPL was not distributed with this
3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
5 const Ci = Components.interfaces;
6 const Cr = Components.results;
7 const CC = Components.Constructor;
8 const Cc = Components.classes;
10 // The string we use as data.
11 const data = "0123456789";
12 // Number of streams in the multiplex stream.
13 const count = 10;
15 function test_multiplex_streams() {
16 var MultiplexStream = CC("@mozilla.org/io/multiplex-input-stream;1",
17 "nsIMultiplexInputStream");
18 do_check_eq(1, 1);
20 var BinaryInputStream = Components.Constructor("@mozilla.org/binaryinputstream;1",
21 "nsIBinaryInputStream");
22 var BinaryOutputStream = Components.Constructor("@mozilla.org/binaryoutputstream;1",
23 "nsIBinaryOutputStream",
24 "setOutputStream");
25 var multiplex = new MultiplexStream();
26 for (var i = 0; i < count; ++i) {
27 let s = Cc["@mozilla.org/io/string-input-stream;1"]
28 .createInstance(Ci.nsIStringInputStream);
29 s.setData(data, data.length);
31 multiplex.appendStream(s);
32 }
33 var seekable = multiplex.QueryInterface(Ci.nsISeekableStream);
34 var sis = Cc["@mozilla.org/scriptableinputstream;1"]
35 .createInstance(Ci.nsIScriptableInputStream);
36 sis.init(seekable);
37 // Read some data.
38 var readData = sis.read(20);
39 do_check_eq(readData, data + data);
40 // -- Tests for NS_SEEK_SET
41 // Seek to a non-zero, non-stream-boundary offset.
42 seekable.seek(Ci.nsISeekableStream.NS_SEEK_SET, 2);
43 do_check_eq(seekable.tell(), 2);
44 do_check_eq(seekable.available(), 98);
45 seekable.seek(Ci.nsISeekableStream.NS_SEEK_SET, 9);
46 do_check_eq(seekable.tell(), 9);
47 do_check_eq(seekable.available(), 91);
48 // Seek across stream boundary.
49 seekable.seek(Ci.nsISeekableStream.NS_SEEK_SET, 35);
50 do_check_eq(seekable.tell(), 35);
51 do_check_eq(seekable.available(), 65);
52 readData = sis.read(5);
53 do_check_eq(readData, data.slice(5));
54 do_check_eq(seekable.available(), 60);
55 // Seek at stream boundaries.
56 seekable.seek(Ci.nsISeekableStream.NS_SEEK_SET, 40);
57 do_check_eq(seekable.tell(), 40);
58 do_check_eq(seekable.available(), 60);
59 readData = sis.read(10);
60 do_check_eq(readData, data);
61 do_check_eq(seekable.tell(), 50);
62 do_check_eq(seekable.available(), 50);
63 // Rewind and read across streams.
64 seekable.seek(Ci.nsISeekableStream.NS_SEEK_SET, 39);
65 do_check_eq(seekable.tell(), 39);
66 do_check_eq(seekable.available(), 61);
67 readData = sis.read(11);
68 do_check_eq(readData, data.slice(9) + data);
69 do_check_eq(seekable.tell(), 50);
70 do_check_eq(seekable.available(), 50);
71 // Rewind to the beginning.
72 seekable.seek(Ci.nsISeekableStream.NS_SEEK_SET, 0);
73 do_check_eq(seekable.tell(), 0);
74 do_check_eq(seekable.available(), 100);
75 // Seek to some random location
76 seekable.seek(Ci.nsISeekableStream.NS_SEEK_SET, 50);
77 // -- Tests for NS_SEEK_CUR
78 // Positive seek.
79 seekable.seek(Ci.nsISeekableStream.NS_SEEK_CUR, 15);
80 do_check_eq(seekable.tell(), 65);
81 do_check_eq(seekable.available(), 35);
82 readData = sis.read(10);
83 do_check_eq(readData, data.slice(5) + data.slice(0, 5));
84 do_check_eq(seekable.tell(), 75);
85 do_check_eq(seekable.available(), 25);
86 // Negative seek.
87 seekable.seek(Ci.nsISeekableStream.NS_SEEK_CUR, -15);
88 do_check_eq(seekable.tell(), 60);
89 do_check_eq(seekable.available(), 40);
90 readData = sis.read(10);
91 do_check_eq(readData, data);
92 do_check_eq(seekable.tell(), 70);
93 do_check_eq(seekable.available(), 30);
95 // -- Tests for NS_SEEK_END
96 // Normal read.
97 seekable.seek(Ci.nsISeekableStream.NS_SEEK_END, -5);
98 do_check_eq(seekable.tell(), data.length * count - 5);
99 readData = sis.read(5);
100 do_check_eq(readData, data.slice(5));
101 do_check_eq(seekable.tell(), data.length * count);
102 // Read across streams.
103 seekable.seek(Ci.nsISeekableStream.NS_SEEK_END, -15);
104 do_check_eq(seekable.tell(), data.length * count - 15);
105 readData = sis.read(15);
106 do_check_eq(readData, data.slice(5) + data);
107 do_check_eq(seekable.tell(), data.length * count);
109 // -- Try to do various edge cases
110 // Forward seek from the end, should throw.
111 var caught = false;
112 try {
113 seekable.seek(Ci.nsISeekableStream.NS_SEEK_END, 15);
114 } catch(e) {
115 caught = true;
116 }
117 do_check_eq(caught, true);
118 do_check_eq(seekable.tell(), data.length * count);
119 // Backward seek from the beginning, should be clamped.
120 seekable.seek(Ci.nsISeekableStream.NS_SEEK_SET, 0);
121 do_check_eq(seekable.tell(), 0);
122 seekable.seek(Ci.nsISeekableStream.NS_SEEK_CUR, -15);
123 do_check_eq(seekable.tell(), 0);
124 // Seek too far: should be clamped.
125 seekable.seek(Ci.nsISeekableStream.NS_SEEK_SET, 0);
126 do_check_eq(seekable.tell(), 0);
127 seekable.seek(Ci.nsISeekableStream.NS_SEEK_CUR, 3 * data.length * count);
128 do_check_eq(seekable.tell(), 100);
129 seekable.seek(Ci.nsISeekableStream.NS_SEEK_SET, data.length * count);
130 do_check_eq(seekable.tell(), 100);
131 seekable.seek(Ci.nsISeekableStream.NS_SEEK_CUR, -2 * data.length * count);
132 do_check_eq(seekable.tell(), 0);
133 }
135 function test_multiplex_bug797871() {
137 var data = "1234567890123456789012345678901234567890";
139 var MultiplexStream = CC("@mozilla.org/io/multiplex-input-stream;1",
140 "nsIMultiplexInputStream");
141 do_check_eq(1, 1);
143 var BinaryInputStream = Components.Constructor("@mozilla.org/binaryinputstream;1",
144 "nsIBinaryInputStream");
145 var BinaryOutputStream = Components.Constructor("@mozilla.org/binaryoutputstream;1",
146 "nsIBinaryOutputStream",
147 "setOutputStream");
148 var multiplex = new MultiplexStream();
149 let s = Cc["@mozilla.org/io/string-input-stream;1"]
150 .createInstance(Ci.nsIStringInputStream);
151 s.setData(data, data.length);
153 multiplex.appendStream(s);
155 var seekable = multiplex.QueryInterface(Ci.nsISeekableStream);
156 var sis = Cc["@mozilla.org/scriptableinputstream;1"]
157 .createInstance(Ci.nsIScriptableInputStream);
158 sis.init(seekable);
160 seekable.seek(Ci.nsISeekableStream.NS_SEEK_SET, 8);
161 do_check_eq(seekable.tell(), 8);
162 readData = sis.read(2);
163 do_check_eq(seekable.tell(), 10);
165 seekable.seek(Ci.nsISeekableStream.NS_SEEK_SET, 20);
166 do_check_eq(seekable.tell(), 20);
167 }
169 function run_test() {
170 test_multiplex_streams();
171 test_multiplex_bug797871();
172 }
