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How to use exec_command method in tempest

Best Python code snippet using tempest_python

test_exec_command.py

Source:test_exec_command.py

...55    # Test posix version:56    with redirect_stdout(StringIO()):57        with redirect_stderr(TemporaryFile()):58            with assert_warns(DeprecationWarning):59                exec_command.exec_command("cd '.'")60    if os.name == 'posix':61        # Test general (non-posix) version:62        with emulate_nonposix():63            with redirect_stdout(StringIO()):64                with redirect_stderr(TemporaryFile()):65                    with assert_warns(DeprecationWarning):66                        exec_command.exec_command("cd '.'")67def test_exec_command_stderr():68    # Test posix version:69    with redirect_stdout(TemporaryFile(mode='w+')):70        with redirect_stderr(StringIO()):71            with assert_warns(DeprecationWarning):72                exec_command.exec_command("cd '.'")73    if os.name == 'posix':74        # Test general (non-posix) version:75        with emulate_nonposix():76            with redirect_stdout(TemporaryFile()):77                with redirect_stderr(StringIO()):78                    with assert_warns(DeprecationWarning):79                        exec_command.exec_command("cd '.'")80class TestExecCommand(object):81    def setup(self):82        self.pyexe = get_pythonexe()83    def check_nt(self, **kws):84        s, o = exec_command.exec_command('cmd /C echo path=%path%')85        assert_(s == 0)86        assert_(o != '')87        s, o = exec_command.exec_command(88         '"%s" -c "import sys;sys.stderr.write(sys.platform)"' % self.pyexe)89        assert_(s == 0)90        assert_(o == 'win32')91    def check_posix(self, **kws):92        s, o = exec_command.exec_command("echo Hello", **kws)93        assert_(s == 0)94        assert_(o == 'Hello')95        s, o = exec_command.exec_command('echo $AAA', **kws)96        assert_(s == 0)97        assert_(o == '')98        s, o = exec_command.exec_command('echo "$AAA"', AAA='Tere', **kws)99        assert_(s == 0)100        assert_(o == 'Tere')101        s, o = exec_command.exec_command('echo "$AAA"', **kws)102        assert_(s == 0)103        assert_(o == '')104        if 'BBB' not in os.environ:105            os.environ['BBB'] = 'Hi'106            s, o = exec_command.exec_command('echo "$BBB"', **kws)107            assert_(s == 0)108            assert_(o == 'Hi')109            s, o = exec_command.exec_command('echo "$BBB"', BBB='Hey', **kws)110            assert_(s == 0)111            assert_(o == 'Hey')112            s, o = exec_command.exec_command('echo "$BBB"', **kws)113            assert_(s == 0)114            assert_(o == 'Hi')115            del os.environ['BBB']116            s, o = exec_command.exec_command('echo "$BBB"', **kws)117            assert_(s == 0)118            assert_(o == '')119        s, o = exec_command.exec_command('this_is_not_a_command', **kws)120        assert_(s != 0)121        assert_(o != '')122        s, o = exec_command.exec_command('echo path=$PATH', **kws)123        assert_(s == 0)124        assert_(o != '')125        s, o = exec_command.exec_command(126             '"%s" -c "import sys,os;sys.stderr.write(os.name)"' %127             self.pyexe, **kws)128        assert_(s == 0)129        assert_(o == 'posix')130    def check_basic(self, *kws):131        s, o = exec_command.exec_command(132                     '"%s" -c "raise \'Ignore me.\'"' % self.pyexe, **kws)133        assert_(s != 0)134        assert_(o != '')135        s, o = exec_command.exec_command(136             '"%s" -c "import sys;sys.stderr.write(\'0\');'137             'sys.stderr.write(\'1\');sys.stderr.write(\'2\')"' %138             self.pyexe, **kws)139        assert_(s == 0)140        assert_(o == '012')141        s, o = exec_command.exec_command(142                 '"%s" -c "import sys;sys.exit(15)"' % self.pyexe, **kws)143        assert_(s == 15)144        assert_(o == '')145        s, o = exec_command.exec_command(146                     '"%s" -c "print(\'Heipa\'")' % self.pyexe, **kws)147        assert_(s == 0)148        assert_(o == 'Heipa')149    def check_execute_in(self, **kws):150        with tempdir() as tmpdir:151            fn = "file"152            tmpfile = os.path.join(tmpdir, fn)153            f = open(tmpfile, 'w')154            f.write('Hello')155            f.close()156            s, o = exec_command.exec_command(157                 '"%s" -c "f = open(\'%s\', \'r\'); f.close()"' %158                 (self.pyexe, fn), **kws)159            assert_(s != 0)160            assert_(o != '')161            s, o = exec_command.exec_command(162                     '"%s" -c "f = open(\'%s\', \'r\'); print(f.read()); '163                     'f.close()"' % (self.pyexe, fn), execute_in=tmpdir, **kws)164            assert_(s == 0)165            assert_(o == 'Hello')166    def test_basic(self):167        with redirect_stdout(StringIO()):168            with redirect_stderr(StringIO()):169                with assert_warns(DeprecationWarning):170                    if os.name == "posix":171                        self.check_posix(use_tee=0)172                        self.check_posix(use_tee=1)173                    elif os.name == "nt":174                        self.check_nt(use_tee=0)175                        self.check_nt(use_tee=1)...

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