Python tempfile._candidate_tempdir_list() Examples

The following are 30 code examples for showing how to use tempfile._candidate_tempdir_list(). These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example.

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Example 1
Project: mitogen   Author: dw   File: target.py    License: BSD 3-Clause "New" or "Revised" License 6 votes vote down vote up
def find_good_temp_dir(candidate_temp_dirs):
    """
    Given a list of candidate temp directories extracted from ``ansible.cfg``,
    combine it with the Python-builtin list of candidate directories used by
    :mod:`tempfile`, then iteratively try each until one is found that is both
    writeable and executable.

    :param list candidate_temp_dirs:
        List of candidate $variable-expanded and tilde-expanded directory paths
        that may be usable as a temporary directory.
    """
    paths = [os.path.expandvars(os.path.expanduser(p))
             for p in candidate_temp_dirs]
    paths.extend(tempfile._candidate_tempdir_list())

    for path in paths:
        if is_good_temp_dir(path):
            LOG.debug('Selected temp directory: %r (from %r)', path, paths)
            return path

    raise IOError(MAKE_TEMP_FAILED_MSG % {
        'paths': '\n    '.join(paths),
    }) 
Example 2
Project: ironpython2   Author: IronLanguages   File: test_tempfile.py    License: Apache License 2.0 5 votes vote down vote up
def test_nonempty_list(self):
        # _candidate_tempdir_list returns a nonempty list of strings

        cand = tempfile._candidate_tempdir_list()

        self.assertFalse(len(cand) == 0)
        for c in cand:
            self.assertIsInstance(c, basestring) 
Example 3
Project: ironpython2   Author: IronLanguages   File: test_tempfile.py    License: Apache License 2.0 5 votes vote down vote up
def test_wanted_dirs(self):
        # _candidate_tempdir_list contains the expected directories

        # Make sure the interesting environment variables are all set.
        with support.EnvironmentVarGuard() as env:
            for envname in 'TMPDIR', 'TEMP', 'TMP':
                dirname = os.getenv(envname)
                if not dirname:
                    env[envname] = os.path.abspath(envname)

            cand = tempfile._candidate_tempdir_list()

            for envname in 'TMPDIR', 'TEMP', 'TMP':
                dirname = os.getenv(envname)
                if not dirname: raise ValueError
                self.assertIn(dirname, cand)

            try:
                dirname = os.getcwd()
            except (AttributeError, os.error):
                dirname = os.curdir

            self.assertIn(dirname, cand)

            # Not practical to try to verify the presence of OS-specific
            # paths in this list. 
Example 4
Project: ironpython2   Author: IronLanguages   File: test_tempfile.py    License: Apache License 2.0 5 votes vote down vote up
def test_no_files_left_behind(self):
        # use a private empty directory
        our_temp_directory = tempfile.mkdtemp()
        try:
            # force _get_default_tempdir() to consider our empty directory
            def our_candidate_list():
                return [our_temp_directory]

            with support.swap_attr(tempfile, "_candidate_tempdir_list",
                                   our_candidate_list):
                # verify our directory is empty after _get_default_tempdir()
                tempfile._get_default_tempdir()
                self.assertEqual(os.listdir(our_temp_directory), [])

                def raise_OSError(*args, **kwargs):
                    raise OSError(-1)

                with support.swap_attr(io, "open", raise_OSError):
                    # test again with failing io.open()
                    with self.assertRaises(IOError) as cm:
                        tempfile._get_default_tempdir()
                    self.assertEqual(cm.exception.errno, errno.ENOENT)
                    self.assertEqual(os.listdir(our_temp_directory), [])

                def bad_writer(*args, **kwargs):
                    fp = orig_open(*args, **kwargs)
                    fp.write = raise_OSError
                    return fp

                with support.swap_attr(io, "open", bad_writer) as orig_open:
                    # test again with failing write()
                    with self.assertRaises(IOError) as cm:
                        tempfile._get_default_tempdir()
                    self.assertEqual(cm.exception.errno, errno.ENOENT)
                    self.assertEqual(os.listdir(our_temp_directory), [])
        finally:
            shutil.rmtree(our_temp_directory) 
Example 5
Project: BinderFilter   Author: dxwu   File: test_tempfile.py    License: MIT License 5 votes vote down vote up
def test_nonempty_list(self):
        # _candidate_tempdir_list returns a nonempty list of strings

        cand = tempfile._candidate_tempdir_list()

        self.assertFalse(len(cand) == 0)
        for c in cand:
            self.assertIsInstance(c, basestring) 
Example 6
Project: BinderFilter   Author: dxwu   File: test_tempfile.py    License: MIT License 5 votes vote down vote up
def test_wanted_dirs(self):
        # _candidate_tempdir_list contains the expected directories

        # Make sure the interesting environment variables are all set.
        with support.EnvironmentVarGuard() as env:
            for envname in 'TMPDIR', 'TEMP', 'TMP':
                dirname = os.getenv(envname)
                if not dirname:
                    env[envname] = os.path.abspath(envname)

            cand = tempfile._candidate_tempdir_list()

            for envname in 'TMPDIR', 'TEMP', 'TMP':
                dirname = os.getenv(envname)
                if not dirname: raise ValueError
                self.assertIn(dirname, cand)

            try:
                dirname = os.getcwd()
            except (AttributeError, os.error):
                dirname = os.curdir

            self.assertIn(dirname, cand)

            # Not practical to try to verify the presence of OS-specific
            # paths in this list. 
Example 7
Project: BinderFilter   Author: dxwu   File: test_tempfile.py    License: MIT License 5 votes vote down vote up
def test_no_files_left_behind(self):
        # use a private empty directory
        our_temp_directory = tempfile.mkdtemp()
        try:
            # force _get_default_tempdir() to consider our empty directory
            def our_candidate_list():
                return [our_temp_directory]

            with support.swap_attr(tempfile, "_candidate_tempdir_list",
                                   our_candidate_list):
                # verify our directory is empty after _get_default_tempdir()
                tempfile._get_default_tempdir()
                self.assertEqual(os.listdir(our_temp_directory), [])

                def raise_OSError(*args, **kwargs):
                    raise OSError(-1)

                with support.swap_attr(io, "open", raise_OSError):
                    # test again with failing io.open()
                    with self.assertRaises(IOError) as cm:
                        tempfile._get_default_tempdir()
                    self.assertEqual(cm.exception.errno, errno.ENOENT)
                    self.assertEqual(os.listdir(our_temp_directory), [])

                open = io.open
                def bad_writer(*args, **kwargs):
                    fp = open(*args, **kwargs)
                    fp.write = raise_OSError
                    return fp

                with support.swap_attr(io, "open", bad_writer):
                    # test again with failing write()
                    with self.assertRaises(IOError) as cm:
                        tempfile._get_default_tempdir()
                    self.assertEqual(cm.exception.errno, errno.ENOENT)
                    self.assertEqual(os.listdir(our_temp_directory), [])
        finally:
            shutil.rmtree(our_temp_directory) 
Example 8
Project: oss-ftp   Author: aliyun   File: test_tempfile.py    License: MIT License 5 votes vote down vote up
def test_nonempty_list(self):
        # _candidate_tempdir_list returns a nonempty list of strings

        cand = tempfile._candidate_tempdir_list()

        self.assertFalse(len(cand) == 0)
        for c in cand:
            self.assertIsInstance(c, basestring) 
Example 9
Project: oss-ftp   Author: aliyun   File: test_tempfile.py    License: MIT License 5 votes vote down vote up
def test_wanted_dirs(self):
        # _candidate_tempdir_list contains the expected directories

        # Make sure the interesting environment variables are all set.
        with support.EnvironmentVarGuard() as env:
            for envname in 'TMPDIR', 'TEMP', 'TMP':
                dirname = os.getenv(envname)
                if not dirname:
                    env[envname] = os.path.abspath(envname)

            cand = tempfile._candidate_tempdir_list()

            for envname in 'TMPDIR', 'TEMP', 'TMP':
                dirname = os.getenv(envname)
                if not dirname: raise ValueError
                self.assertIn(dirname, cand)

            try:
                dirname = os.getcwd()
            except (AttributeError, os.error):
                dirname = os.curdir

            self.assertIn(dirname, cand)

            # Not practical to try to verify the presence of OS-specific
            # paths in this list. 
Example 10
Project: oss-ftp   Author: aliyun   File: test_tempfile.py    License: MIT License 5 votes vote down vote up
def test_no_files_left_behind(self):
        # use a private empty directory
        our_temp_directory = tempfile.mkdtemp()
        try:
            # force _get_default_tempdir() to consider our empty directory
            def our_candidate_list():
                return [our_temp_directory]

            with support.swap_attr(tempfile, "_candidate_tempdir_list",
                                   our_candidate_list):
                # verify our directory is empty after _get_default_tempdir()
                tempfile._get_default_tempdir()
                self.assertEqual(os.listdir(our_temp_directory), [])

                def raise_OSError(*args, **kwargs):
                    raise OSError(-1)

                with support.swap_attr(io, "open", raise_OSError):
                    # test again with failing io.open()
                    with self.assertRaises(IOError) as cm:
                        tempfile._get_default_tempdir()
                    self.assertEqual(cm.exception.errno, errno.ENOENT)
                    self.assertEqual(os.listdir(our_temp_directory), [])

                open = io.open
                def bad_writer(*args, **kwargs):
                    fp = open(*args, **kwargs)
                    fp.write = raise_OSError
                    return fp

                with support.swap_attr(io, "open", bad_writer):
                    # test again with failing write()
                    with self.assertRaises(IOError) as cm:
                        tempfile._get_default_tempdir()
                    self.assertEqual(cm.exception.errno, errno.ENOENT)
                    self.assertEqual(os.listdir(our_temp_directory), [])
        finally:
            shutil.rmtree(our_temp_directory) 
Example 11
Project: Fluid-Designer   Author: Microvellum   File: test_tempfile.py    License: GNU General Public License v3.0 5 votes vote down vote up
def test_nonempty_list(self):
        # _candidate_tempdir_list returns a nonempty list of strings

        cand = tempfile._candidate_tempdir_list()

        self.assertFalse(len(cand) == 0)
        for c in cand:
            self.assertIsInstance(c, str) 
Example 12
Project: Fluid-Designer   Author: Microvellum   File: test_tempfile.py    License: GNU General Public License v3.0 5 votes vote down vote up
def test_wanted_dirs(self):
        # _candidate_tempdir_list contains the expected directories

        # Make sure the interesting environment variables are all set.
        with support.EnvironmentVarGuard() as env:
            for envname in 'TMPDIR', 'TEMP', 'TMP':
                dirname = os.getenv(envname)
                if not dirname:
                    env[envname] = os.path.abspath(envname)

            cand = tempfile._candidate_tempdir_list()

            for envname in 'TMPDIR', 'TEMP', 'TMP':
                dirname = os.getenv(envname)
                if not dirname: raise ValueError
                self.assertIn(dirname, cand)

            try:
                dirname = os.getcwd()
            except (AttributeError, OSError):
                dirname = os.curdir

            self.assertIn(dirname, cand)

            # Not practical to try to verify the presence of OS-specific
            # paths in this list.


# We test _get_default_tempdir some more by testing gettempdir. 
Example 13
Project: Fluid-Designer   Author: Microvellum   File: test_tempfile.py    License: GNU General Public License v3.0 5 votes vote down vote up
def test_no_files_left_behind(self):
        # use a private empty directory
        with tempfile.TemporaryDirectory() as our_temp_directory:
            # force _get_default_tempdir() to consider our empty directory
            def our_candidate_list():
                return [our_temp_directory]

            with support.swap_attr(tempfile, "_candidate_tempdir_list",
                                   our_candidate_list):
                # verify our directory is empty after _get_default_tempdir()
                tempfile._get_default_tempdir()
                self.assertEqual(os.listdir(our_temp_directory), [])

                def raise_OSError(*args, **kwargs):
                    raise OSError()

                with support.swap_attr(io, "open", raise_OSError):
                    # test again with failing io.open()
                    with self.assertRaises(FileNotFoundError):
                        tempfile._get_default_tempdir()
                    self.assertEqual(os.listdir(our_temp_directory), [])

                open = io.open
                def bad_writer(*args, **kwargs):
                    fp = open(*args, **kwargs)
                    fp.write = raise_OSError
                    return fp

                with support.swap_attr(io, "open", bad_writer):
                    # test again with failing write()
                    with self.assertRaises(FileNotFoundError):
                        tempfile._get_default_tempdir()
                    self.assertEqual(os.listdir(our_temp_directory), []) 
Example 14
Project: ironpython3   Author: IronLanguages   File: test_tempfile.py    License: Apache License 2.0 5 votes vote down vote up
def test_nonempty_list(self):
        # _candidate_tempdir_list returns a nonempty list of strings

        cand = tempfile._candidate_tempdir_list()

        self.assertFalse(len(cand) == 0)
        for c in cand:
            self.assertIsInstance(c, str) 
Example 15
Project: ironpython3   Author: IronLanguages   File: test_tempfile.py    License: Apache License 2.0 5 votes vote down vote up
def test_wanted_dirs(self):
        # _candidate_tempdir_list contains the expected directories

        # Make sure the interesting environment variables are all set.
        with support.EnvironmentVarGuard() as env:
            for envname in 'TMPDIR', 'TEMP', 'TMP':
                dirname = os.getenv(envname)
                if not dirname:
                    env[envname] = os.path.abspath(envname)

            cand = tempfile._candidate_tempdir_list()

            for envname in 'TMPDIR', 'TEMP', 'TMP':
                dirname = os.getenv(envname)
                if not dirname: raise ValueError
                self.assertIn(dirname, cand)

            try:
                dirname = os.getcwd()
            except (AttributeError, OSError):
                dirname = os.curdir

            self.assertIn(dirname, cand)

            # Not practical to try to verify the presence of OS-specific
            # paths in this list.


# We test _get_default_tempdir some more by testing gettempdir. 
Example 16
Project: ironpython3   Author: IronLanguages   File: test_tempfile.py    License: Apache License 2.0 5 votes vote down vote up
def test_no_files_left_behind(self):
        # use a private empty directory
        with tempfile.TemporaryDirectory() as our_temp_directory:
            # force _get_default_tempdir() to consider our empty directory
            def our_candidate_list():
                return [our_temp_directory]

            with support.swap_attr(tempfile, "_candidate_tempdir_list",
                                   our_candidate_list):
                # verify our directory is empty after _get_default_tempdir()
                tempfile._get_default_tempdir()
                self.assertEqual(os.listdir(our_temp_directory), [])

                def raise_OSError(*args, **kwargs):
                    raise OSError()

                with support.swap_attr(io, "open", raise_OSError):
                    # test again with failing io.open()
                    with self.assertRaises(FileNotFoundError):
                        tempfile._get_default_tempdir()
                    self.assertEqual(os.listdir(our_temp_directory), [])

                open = io.open
                def bad_writer(*args, **kwargs):
                    fp = open(*args, **kwargs)
                    fp.write = raise_OSError
                    return fp

                with support.swap_attr(io, "open", bad_writer):
                    # test again with failing write()
                    with self.assertRaises(FileNotFoundError):
                        tempfile._get_default_tempdir()
                    self.assertEqual(os.listdir(our_temp_directory), []) 
Example 17
Project: gcblue   Author: gcblue   File: test_tempfile.py    License: BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up
def test_nonempty_list(self):
        # _candidate_tempdir_list returns a nonempty list of strings

        cand = tempfile._candidate_tempdir_list()

        self.assertFalse(len(cand) == 0)
        for c in cand:
            self.assertIsInstance(c, basestring) 
Example 18
Project: gcblue   Author: gcblue   File: test_tempfile.py    License: BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up
def test_wanted_dirs(self):
        # _candidate_tempdir_list contains the expected directories

        # Make sure the interesting environment variables are all set.
        with support.EnvironmentVarGuard() as env:
            for envname in 'TMPDIR', 'TEMP', 'TMP':
                dirname = os.getenv(envname)
                if not dirname:
                    env[envname] = os.path.abspath(envname)

            cand = tempfile._candidate_tempdir_list()

            for envname in 'TMPDIR', 'TEMP', 'TMP':
                dirname = os.getenv(envname)
                if not dirname: raise ValueError
                self.assertIn(dirname, cand)

            try:
                dirname = os.getcwd()
            except (AttributeError, os.error):
                dirname = os.curdir

            self.assertIn(dirname, cand)

            # Not practical to try to verify the presence of OS-specific
            # paths in this list. 
Example 19
Project: gcblue   Author: gcblue   File: test_tempfile.py    License: BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up
def test_no_files_left_behind(self):
        # use a private empty directory
        our_temp_directory = tempfile.mkdtemp()
        try:
            # force _get_default_tempdir() to consider our empty directory
            def our_candidate_list():
                return [our_temp_directory]

            with support.swap_attr(tempfile, "_candidate_tempdir_list",
                                   our_candidate_list):
                # verify our directory is empty after _get_default_tempdir()
                tempfile._get_default_tempdir()
                self.assertEqual(os.listdir(our_temp_directory), [])

                def raise_OSError(*args, **kwargs):
                    raise OSError(-1)

                with support.swap_attr(io, "open", raise_OSError):
                    # test again with failing io.open()
                    with self.assertRaises(IOError) as cm:
                        tempfile._get_default_tempdir()
                    self.assertEqual(cm.exception.errno, errno.ENOENT)
                    self.assertEqual(os.listdir(our_temp_directory), [])

                open = io.open
                def bad_writer(*args, **kwargs):
                    fp = open(*args, **kwargs)
                    fp.write = raise_OSError
                    return fp

                with support.swap_attr(io, "open", bad_writer):
                    # test again with failing write()
                    with self.assertRaises(IOError) as cm:
                        tempfile._get_default_tempdir()
                    self.assertEqual(cm.exception.errno, errno.ENOENT)
                    self.assertEqual(os.listdir(our_temp_directory), [])
        finally:
            shutil.rmtree(our_temp_directory) 
Example 20
def test_nonempty_list(self):
        # _candidate_tempdir_list returns a nonempty list of strings

        cand = tempfile._candidate_tempdir_list()

        self.assertFalse(len(cand) == 0)
        for c in cand:
            self.assertIsInstance(c, str) 
Example 21
def test_wanted_dirs(self):
        # _candidate_tempdir_list contains the expected directories

        # Make sure the interesting environment variables are all set.
        with support.EnvironmentVarGuard() as env:
            for envname in 'TMPDIR', 'TEMP', 'TMP':
                dirname = os.getenv(envname)
                if not dirname:
                    env[envname] = os.path.abspath(envname)

            cand = tempfile._candidate_tempdir_list()

            for envname in 'TMPDIR', 'TEMP', 'TMP':
                dirname = os.getenv(envname)
                if not dirname: raise ValueError
                self.assertIn(dirname, cand)

            try:
                dirname = os.getcwd()
            except (AttributeError, OSError):
                dirname = os.curdir

            self.assertIn(dirname, cand)

            # Not practical to try to verify the presence of OS-specific
            # paths in this list.


# We test _get_default_tempdir some more by testing gettempdir. 
Example 22
def test_no_files_left_behind(self):
        # use a private empty directory
        with tempfile.TemporaryDirectory() as our_temp_directory:
            # force _get_default_tempdir() to consider our empty directory
            def our_candidate_list():
                return [our_temp_directory]

            with support.swap_attr(tempfile, "_candidate_tempdir_list",
                                   our_candidate_list):
                # verify our directory is empty after _get_default_tempdir()
                tempfile._get_default_tempdir()
                self.assertEqual(os.listdir(our_temp_directory), [])

                def raise_OSError(*args, **kwargs):
                    raise OSError()

                with support.swap_attr(io, "open", raise_OSError):
                    # test again with failing io.open()
                    with self.assertRaises(FileNotFoundError):
                        tempfile._get_default_tempdir()
                    self.assertEqual(os.listdir(our_temp_directory), [])

                def bad_writer(*args, **kwargs):
                    fp = orig_open(*args, **kwargs)
                    fp.write = raise_OSError
                    return fp

                with support.swap_attr(io, "open", bad_writer) as orig_open:
                    # test again with failing write()
                    with self.assertRaises(FileNotFoundError):
                        tempfile._get_default_tempdir()
                    self.assertEqual(os.listdir(our_temp_directory), []) 
Example 23
Project: medicare-demo   Author: ofermend   File: test_tempfile.py    License: Apache License 2.0 5 votes vote down vote up
def test_nonempty_list(self):
        # _candidate_tempdir_list returns a nonempty list of strings

        cand = tempfile._candidate_tempdir_list()

        self.failIf(len(cand) == 0)
        for c in cand:
            self.assert_(isinstance(c, basestring),
                         "%s is not a string" % c) 
Example 24
Project: medicare-demo   Author: ofermend   File: test_tempfile.py    License: Apache License 2.0 5 votes vote down vote up
def test_wanted_dirs(self):
        # _candidate_tempdir_list contains the expected directories

        # Make sure the interesting environment variables are all set.
        added = []
        try:
            for envname in 'TMPDIR', 'TEMP', 'TMP':
                dirname = os.getenv(envname)
                if not dirname:
                    os.environ[envname] = os.path.abspath(envname)
                    added.append(envname)

            cand = tempfile._candidate_tempdir_list()

            for envname in 'TMPDIR', 'TEMP', 'TMP':
                dirname = os.getenv(envname)
                if not dirname: raise ValueError
                self.assert_(dirname in cand)

            try:
                dirname = os.getcwd()
            except (AttributeError, os.error):
                dirname = os.curdir

            self.assert_(dirname in cand)

            # Not practical to try to verify the presence of OS-specific
            # paths in this list.
        finally:
            for p in added:
                del os.environ[p] 
Example 25
Project: CTFCrackTools-V2   Author: Acmesec   File: test_tempfile.py    License: GNU General Public License v3.0 5 votes vote down vote up
def test_nonempty_list(self):
        # _candidate_tempdir_list returns a nonempty list of strings

        cand = tempfile._candidate_tempdir_list()

        self.assertFalse(len(cand) == 0)
        for c in cand:
            self.assertIsInstance(c, basestring) 
Example 26
Project: CTFCrackTools-V2   Author: Acmesec   File: test_tempfile.py    License: GNU General Public License v3.0 5 votes vote down vote up
def test_wanted_dirs(self):
        # _candidate_tempdir_list contains the expected directories

        # Make sure the interesting environment variables are all set.
        with support.EnvironmentVarGuard() as env:
            for envname in 'TMPDIR', 'TEMP', 'TMP':
                dirname = os.getenv(envname)
                if not dirname:
                    env[envname] = os.path.abspath(envname)

            cand = tempfile._candidate_tempdir_list()

            for envname in 'TMPDIR', 'TEMP', 'TMP':
                dirname = os.getenv(envname)
                if not dirname: raise ValueError
                self.assertIn(dirname, cand)

            try:
                dirname = os.getcwd()
            except (AttributeError, os.error):
                dirname = os.curdir

            self.assertIn(dirname, cand)

            # Not practical to try to verify the presence of OS-specific
            # paths in this list. 
Example 27
Project: CTFCrackTools-V2   Author: Acmesec   File: test_tempfile.py    License: GNU General Public License v3.0 5 votes vote down vote up
def test_no_files_left_behind(self):
        # use a private empty directory
        our_temp_directory = tempfile.mkdtemp()
        try:
            # force _get_default_tempdir() to consider our empty directory
            def our_candidate_list():
                return [our_temp_directory]

            with support.swap_attr(tempfile, "_candidate_tempdir_list",
                                   our_candidate_list):
                # verify our directory is empty after _get_default_tempdir()
                tempfile._get_default_tempdir()
                self.assertEqual(os.listdir(our_temp_directory), [])

                def raise_OSError(*args, **kwargs):
                    raise OSError(-1)

                with support.swap_attr(io, "open", raise_OSError):
                    # test again with failing io.open()
                    with self.assertRaises(IOError) as cm:
                        tempfile._get_default_tempdir()
                    self.assertEqual(cm.exception.errno, errno.ENOENT)
                    self.assertEqual(os.listdir(our_temp_directory), [])

                open = io.open
                def bad_writer(*args, **kwargs):
                    fp = open(*args, **kwargs)
                    fp.write = raise_OSError
                    return fp

                with support.swap_attr(io, "open", bad_writer):
                    # test again with failing write()
                    with self.assertRaises(IOError) as cm:
                        tempfile._get_default_tempdir()
                    self.assertEqual(cm.exception.errno, errno.ENOENT)
                    self.assertEqual(os.listdir(our_temp_directory), [])
        finally:
            shutil.rmtree(our_temp_directory) 
Example 28
Project: android_universal   Author: bkerler   File: test_tempfile.py    License: MIT License 5 votes vote down vote up
def test_nonempty_list(self):
        # _candidate_tempdir_list returns a nonempty list of strings

        cand = tempfile._candidate_tempdir_list()

        self.assertFalse(len(cand) == 0)
        for c in cand:
            self.assertIsInstance(c, str) 
Example 29
Project: android_universal   Author: bkerler   File: test_tempfile.py    License: MIT License 5 votes vote down vote up
def test_wanted_dirs(self):
        # _candidate_tempdir_list contains the expected directories

        # Make sure the interesting environment variables are all set.
        with support.EnvironmentVarGuard() as env:
            for envname in 'TMPDIR', 'TEMP', 'TMP':
                dirname = os.getenv(envname)
                if not dirname:
                    env[envname] = os.path.abspath(envname)

            cand = tempfile._candidate_tempdir_list()

            for envname in 'TMPDIR', 'TEMP', 'TMP':
                dirname = os.getenv(envname)
                if not dirname: raise ValueError
                self.assertIn(dirname, cand)

            try:
                dirname = os.getcwd()
            except (AttributeError, OSError):
                dirname = os.curdir

            self.assertIn(dirname, cand)

            # Not practical to try to verify the presence of OS-specific
            # paths in this list.


# We test _get_default_tempdir some more by testing gettempdir. 
Example 30
Project: android_universal   Author: bkerler   File: test_tempfile.py    License: MIT License 5 votes vote down vote up
def test_no_files_left_behind(self):
        # use a private empty directory
        with tempfile.TemporaryDirectory() as our_temp_directory:
            # force _get_default_tempdir() to consider our empty directory
            def our_candidate_list():
                return [our_temp_directory]

            with support.swap_attr(tempfile, "_candidate_tempdir_list",
                                   our_candidate_list):
                # verify our directory is empty after _get_default_tempdir()
                tempfile._get_default_tempdir()
                self.assertEqual(os.listdir(our_temp_directory), [])

                def raise_OSError(*args, **kwargs):
                    raise OSError()

                with support.swap_attr(io, "open", raise_OSError):
                    # test again with failing io.open()
                    with self.assertRaises(FileNotFoundError):
                        tempfile._get_default_tempdir()
                    self.assertEqual(os.listdir(our_temp_directory), [])

                def bad_writer(*args, **kwargs):
                    fp = orig_open(*args, **kwargs)
                    fp.write = raise_OSError
                    return fp

                with support.swap_attr(io, "open", bad_writer) as orig_open:
                    # test again with failing write()
                    with self.assertRaises(FileNotFoundError):
                        tempfile._get_default_tempdir()
                    self.assertEqual(os.listdir(our_temp_directory), [])