1// Copyright 2009 the V8 project authors. All rights reserved.
2// Redistribution and use in source and binary forms, with or without
3// modification, are permitted provided that the following conditions are
4// met:
5//
6//     * Redistributions of source code must retain the above copyright
7//       notice, this list of conditions and the following disclaimer.
8//     * Redistributions in binary form must reproduce the above
9//       copyright notice, this list of conditions and the following
10//       disclaimer in the documentation and/or other materials provided
11//       with the distribution.
12//     * Neither the name of Google Inc. nor the names of its
13//       contributors may be used to endorse or promote products derived
14//       from this software without specific prior written permission.
15//
16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28// Test the OS module of d8.  This test only makes sense with d8.  It
29// only does non-trivial work on Unix since os.system() is not currently
30// implemented on Windows, and even if it were then many of the things
31// we are calling would not be available.
32
33var TEST_DIR = "/tmp/d8-os-test-directory-" + ((Math.random() * (1<<30)) | 0);
34
35
36function arg_error(str) {
37  try {
38    eval(str);
39  } catch (e) {
40    assertTrue(/rgument/.test(e), str);
41  }
42}
43
44
45function str_error(str) {
46  var e = new Object();
47  e.toString = function() { throw new Error("foo bar"); }
48  try {
49    eval(str);
50  } catch (exception) {
51    assertTrue(/tring conversion/.test(exception), str);
52  }
53}
54
55
56if (this.os && os.system) {
57  // Ensure that we have a valid working directory.
58  os.chdir("/tmp");
59  try {
60    // Delete the dir if it is lying around from last time.
61    os.system("ls", [TEST_DIR]);
62    os.system("rm", ["-r", TEST_DIR]);
63  } catch (e) {
64  }
65  os.mkdirp(TEST_DIR);
66  try {
67    // Check the chdir worked.
68    os.system('ls', [TEST_DIR]);
69    // Simple create dir.
70    os.mkdirp(TEST_DIR + "/dir");
71    // Create dir in dir.
72    os.mkdirp(TEST_DIR + "/dir/foo");
73    // Check that they are there.
74    os.system('ls', [TEST_DIR + '/dir/foo']);
75    // Check that we can detect when something is not there.
76    assertThrows("os.system('ls', [TEST_DIR + '/dir/bar']);", "dir not there");
77    // Check that mkdirp makes intermediate directories.
78    os.mkdirp(TEST_DIR + "/dir2/foo");
79    os.system("ls", [TEST_DIR + "/dir2/foo"]);
80    // Check that mkdirp doesn't mind if the dir is already there.
81    os.mkdirp(TEST_DIR + "/dir2/foo");
82    os.mkdirp(TEST_DIR + "/dir2/foo/");
83    // Check that mkdirp can cope with trailing /
84    os.mkdirp(TEST_DIR + "/dir3/");
85    os.system("ls", [TEST_DIR + "/dir3"]);
86    // Check that we get an error if the name is taken by a file.
87    os.system("sh", ["-c", "echo foo > " + TEST_DIR + "/file1"]);
88    os.system("ls", [TEST_DIR + "/file1"]);
89    assertThrows("os.mkdirp(TEST_DIR + '/file1');", "mkdir over file1");
90    assertThrows("os.mkdirp(TEST_DIR + '/file1/foo');", "mkdir over file2");
91    assertThrows("os.mkdirp(TEST_DIR + '/file1/');", "mkdir over file3");
92    assertThrows("os.mkdirp(TEST_DIR + '/file1/foo/');", "mkdir over file4");
93    // Create a dir we cannot read.
94    os.mkdirp(TEST_DIR + "/dir4", 0);
95    // This test fails if you are root since root can read any dir.
96    assertThrows("os.chdir(TEST_DIR + '/dir4');", "chdir dir4 I");
97    os.rmdir(TEST_DIR + "/dir4");
98    assertThrows("os.chdir(TEST_DIR + '/dir4');", "chdir dir4 II");
99
100    // Set umask.  This changes the umask for the whole process and is
101    // the reason why the test cannot be run multi-threaded.
102    var old_umask = os.umask(0777);
103    // Create a dir we cannot read.
104    os.mkdirp(TEST_DIR + "/dir5");
105    // This test fails if you are root since root can read any dir.
106    assertThrows("os.chdir(TEST_DIR + '/dir5');", "cd dir5 I");
107    os.rmdir(TEST_DIR + "/dir5");
108    assertThrows("os.chdir(TEST_DIR + '/dir5');", "chdir dir5 II");
109    os.umask(old_umask);
110
111    os.mkdirp(TEST_DIR + "/hest/fisk/../fisk/ged");
112    os.system("ls", [TEST_DIR + "/hest/fisk/ged"]);
113
114    os.setenv("FOO", "bar");
115    var environment = os.system("printenv");
116    assertTrue(/FOO=bar/.test(environment));
117
118    // Check we time out.
119    var have_sleep = true;
120    var have_echo = true;
121    try {
122      os.system("ls", ["/bin/sleep"]);
123    } catch (e) {
124      have_sleep = false;
125    }
126    try {
127      os.system("ls", ["/bin/echo"]);
128    } catch (e) {
129      have_echo = false;
130    }
131    if (have_sleep) {
132      assertThrows("os.system('sleep', ['2000'], 20);", "sleep 1");
133
134      // Check we time out with total time.
135      assertThrows("os.system('sleep', ['2000'], -1, 20);", "sleep 2");
136
137      // Check that -1 means no timeout.
138      os.system('sleep', ['0.1'], -1, -1);
139
140    }
141
142    // Check that we don't fill up the process table with zombies.
143    // Disabled because it's too slow.
144    if (have_echo) {
145      //for (var i = 0; i < 65536; i++) {
146      assertEquals("baz\n", os.system("echo", ["baz"]));
147      //}
148    }
149
150    // Too few args.
151    arg_error("os.umask();");
152    arg_error("os.system();");
153    arg_error("os.mkdirp();");
154    arg_error("os.chdir();");
155    arg_error("os.setenv();");
156    arg_error("os.rmdir();");
157
158    // Too many args.
159    arg_error("os.setenv('FOO=bar');");
160    arg_error("os.umask(0, 0);");
161    arg_error("os.system('ls', [], -1, -1, -1);");
162    arg_error("os.mkdirp('foo', 0, 0)");
163    arg_error("os.chdir('foo', 'bar')");
164    arg_error("os.rmdir('foo', 'bar');");
165
166    // Wrong kind of args.
167    arg_error("os.umask([]);");
168    arg_error("os.system('ls', 'foo');");
169    arg_error("os.system('ls', 123);");
170    arg_error("os.system('ls', [], 'foo');");
171    arg_error("os.system('ls', [], -1, 'foo');");
172    arg_error("os.mkdirp('foo', 'bar');");
173
174    // Test broken toString().
175    str_error("os.system(e);");
176    str_error("os.system('ls', [e]);");
177    str_error("os.system('ls', ['.', e]);");
178    str_error("os.system('ls', [e, '.']);");
179    str_error("os.mkdirp(e);");
180    str_error("os.setenv(e, 'goo');");
181    str_error("os.setenv('goo', e);");
182    str_error("os.chdir(e);");
183    str_error("os.rmdir(e);");
184
185  } finally {
186    os.system("rm", ["-r", TEST_DIR]);
187  }
188}
189