selftest/tests/test_run.py

   1 # test_run.py -- Tests for selftest.run
   2 # Copyright (C) 2012 Jelmer Vernooij <jelmer@samba.org>
   3 #
   4 # This program is free software; you can redistribute it and/or
   5 # modify it under the terms of the GNU General Public License
   6 # as published by the Free Software Foundation; version 3
   7 # of the License or (at your option) any later version of
   8 # the License.
   9 #
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program; if not, write to the Free Software
  17 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  18 # MA  02110-1301, USA.
  19
  20 """Tests for selftest.run."""
  21
  22 import datetime
  23 import os
  24 import subunit
  25 import tempfile
  26
  27 from selftest.run import (
  28     expand_command_list,
  29     expand_environment_strings,
  30     expand_command_run,
  31     exported_envvars_str,
  32     now,
  33     run_testsuite_command,
  34     )
  35
  36 from selftest.tests import TestCase
  37
  38
  39 class ExpandEnvironmentStringsTests(TestCase):
  40
  41     def test_no_vars(self):
  42         self.assertEquals("foo bar", expand_environment_strings("foo bar", {}))
  43
  44     def test_simple(self):
  45         self.assertEquals("foo bar",
  46             expand_environment_strings("foo $BLA", {"BLA": "bar"}))
  47
  48     def test_unknown(self):
  49         self.assertEquals("foo $BLA",
  50             expand_environment_strings("foo $BLA", {}))
  51
  52
  53 class ExpandCommandListTests(TestCase):
  54
  55     def test_no_list(self):
  56         self.assertIs(None, expand_command_list("test bla"))
  57
  58     def test_list(self):
  59         self.assertEquals("test --list", expand_command_list("test $LISTOPT"))
  60
  61
  62 class ExpandCommandRunTests(TestCase):
  63
  64     def test_idlist(self):
  65         self.assertEquals(("test foo bar", None),
  66             expand_command_run("test", False, True, subtests=["foo", "bar"]))
  67
  68     def test_idlist_all(self):
  69         self.assertEquals(("test", None),
  70             expand_command_run("test", False, True))
  71
  72     def test_loadlist(self):
  73         (cmd, tmpf) = expand_command_run("test $LOADLIST", True, False,
  74             subtests=["foo", "bar"])
  75         self.addCleanup(os.remove, tmpf)
  76         f = open(tmpf, 'r')
  77         try:
  78             self.assertEquals(f.read(), "foo\nbar\n")
  79         finally:
  80             f.close()
  81         self.assertEquals("test --load-list=%s" % tmpf, cmd)
  82
  83     def test_loadlist_all(self):
  84         self.assertEquals(("test ", None),
  85             expand_command_run("test $LOADLIST", True, False))
  86
  87
  88 class ExportedEnvvarsStrTests(TestCase):
  89
  90     def test_no_vars(self):
  91         self.assertEquals("", exported_envvars_str({}, ["foo", "bar"]))
  92
  93     def test_vars(self):
  94         self.assertEquals("foo=1\n",
  95             exported_envvars_str({"foo": "1"}, ["foo", "bar"]))
  96
  97     def test_vars_unknown(self):
  98         self.assertEquals("foo=1\n",
  99             exported_envvars_str({"foo": "1", "bla": "2"}, ["foo", "bar"]))
 100
 101
 102
 103 class NowTests(TestCase):
 104
 105     def test_basic(self):
 106         self.assertIsInstance(now(), datetime.datetime)
 107         self.assertIsNot(now().tzinfo, None)
 108
 109
 110 class MockSubunitOps(object):
 111
 112     def __init__(self):
 113         self.calls = []
 114
 115     def start_testsuite(self, name):
 116         self.calls.append(("start-testsuite", name))
 117
 118     def progress(self, count, whence):
 119         self.calls.append(("progress", count, whence))
 120
 121     def time(self, t):
 122         self.calls.append(("time", ))
 123
 124     def end_testsuite(self, name, result, details=None):
 125         self.calls.append(("end-testsuite", name, result, details))
 126
 127
 128 class RunTestsuiteCommandTests(TestCase):
 129
 130     def test_success_no_env(self):
 131         outf = tempfile.TemporaryFile()
 132         subunit_ops = MockSubunitOps()
 133         exit_code = run_testsuite_command("thetestsuitename", "echo doing something", subunit_ops, outf=outf)
 134         self.assertEquals([
 135             ("start-testsuite", "thetestsuitename"),
 136             ("progress", None, subunit.PROGRESS_PUSH),
 137             ("time", ),
 138             ("time", ),
 139             ("progress", None, subunit.PROGRESS_POP),
 140             ("end-testsuite", "thetestsuitename", "success", None),
 141             ], subunit_ops.calls)
 142         self.assertEquals(0, exit_code)
 143         outf.seek(0)
 144         self.assertEquals("""\
 145 doing something
 146 command: echo doing something
 147 expanded command: echo doing something
 148 """, outf.read())
 149
 150     def test_failure(self):
 151         outf = tempfile.TemporaryFile()
 152         subunit_ops = MockSubunitOps()
 153         exit_code = run_testsuite_command("thetestsuitename", "exit 3", subunit_ops, outf=outf)
 154         self.assertEquals([
 155             ("start-testsuite", "thetestsuitename"),
 156             ("progress", None, subunit.PROGRESS_PUSH),
 157             ("time", ),
 158             ("time", ),
 159             ("progress", None, subunit.PROGRESS_POP),
 160             ("end-testsuite", "thetestsuitename", "failure", "Exit code was 3"),
 161             ], subunit_ops.calls)
 162         self.assertEquals(3, exit_code)
 163         outf.seek(0)
 164         self.assertEquals("""\
 165 command: exit 3
 166 expanded command: exit 3
 167 """, outf.read())
 168
 169     def test_error(self):
 170         outf = tempfile.TemporaryFile()
 171         subunit_ops = MockSubunitOps()
 172         exit_code = run_testsuite_command("thetestsuitename",
 173             "thisisacommandthatdoesnotexist 2>/dev/null", subunit_ops, outf=outf)
 174         self.assertEquals([
 175             ("start-testsuite", "thetestsuitename"),
 176             ("progress", None, subunit.PROGRESS_PUSH),
 177             ("time", ),
 178             ("time", ),
 179             ("progress", None, subunit.PROGRESS_POP),
 180             ("end-testsuite", "thetestsuitename", "failure", "Exit code was 127"),
 181             ], subunit_ops.calls)
 182         self.assertEquals(127, exit_code)
 183         outf.seek(0)
 184         self.assertEquals("""\
 185 command: thisisacommandthatdoesnotexist 2>/dev/null
 186 expanded command: thisisacommandthatdoesnotexist 2>/dev/null
 187 """, outf.read())