| #!/usr/bin/python |
| |
| # pylint: disable=missing-docstring |
| |
| import StringIO |
| import errno |
| import itertools |
| import logging |
| import os |
| import select |
| import socket |
| import subprocess |
| import time |
| import unittest |
| import urllib2 |
| |
| import common |
| from autotest_lib.client.common_lib import autotemp |
| from autotest_lib.client.common_lib import utils |
| from autotest_lib.client.common_lib.test_utils import mock |
| |
| # mock 1.0.0 (in site-packages/chromite/third_party/mock.py) |
| # which is an ancestor of Python's default library starting from Python 3.3. |
| # See https://docs.python.org/3/library/unittest.mock.html |
| import mock as pymock |
| |
| metrics = utils.metrics_mock |
| |
| |
| class test_read_one_line(unittest.TestCase): |
| def setUp(self): |
| self.god = mock.mock_god(ut=self) |
| self.god.stub_function(utils, "open") |
| |
| |
| def tearDown(self): |
| self.god.unstub_all() |
| |
| |
| def test_ip_to_long(self): |
| self.assertEqual(utils.ip_to_long('0.0.0.0'), 0) |
| self.assertEqual(utils.ip_to_long('255.255.255.255'), 4294967295) |
| self.assertEqual(utils.ip_to_long('192.168.0.1'), 3232235521) |
| self.assertEqual(utils.ip_to_long('1.2.4.8'), 16909320) |
| |
| |
| def test_long_to_ip(self): |
| self.assertEqual(utils.long_to_ip(0), '0.0.0.0') |
| self.assertEqual(utils.long_to_ip(4294967295), '255.255.255.255') |
| self.assertEqual(utils.long_to_ip(3232235521), '192.168.0.1') |
| self.assertEqual(utils.long_to_ip(16909320), '1.2.4.8') |
| |
| |
| def test_create_subnet_mask(self): |
| self.assertEqual(utils.create_subnet_mask(0), 0) |
| self.assertEqual(utils.create_subnet_mask(32), 4294967295) |
| self.assertEqual(utils.create_subnet_mask(25), 4294967168) |
| |
| |
| def test_format_ip_with_mask(self): |
| self.assertEqual(utils.format_ip_with_mask('192.168.0.1', 0), |
| '0.0.0.0/0') |
| self.assertEqual(utils.format_ip_with_mask('192.168.0.1', 32), |
| '192.168.0.1/32') |
| self.assertEqual(utils.format_ip_with_mask('192.168.0.1', 26), |
| '192.168.0.0/26') |
| self.assertEqual(utils.format_ip_with_mask('192.168.0.255', 26), |
| '192.168.0.192/26') |
| |
| |
| def create_test_file(self, contents): |
| test_file = StringIO.StringIO(contents) |
| utils.open.expect_call("filename", "r").and_return(test_file) |
| |
| |
| def test_reads_one_line_file(self): |
| self.create_test_file("abc\n") |
| self.assertEqual("abc", utils.read_one_line("filename")) |
| self.god.check_playback() |
| |
| |
| def test_strips_read_lines(self): |
| self.create_test_file("abc \n") |
| self.assertEqual("abc ", utils.read_one_line("filename")) |
| self.god.check_playback() |
| |
| |
| def test_drops_extra_lines(self): |
| self.create_test_file("line 1\nline 2\nline 3\n") |
| self.assertEqual("line 1", utils.read_one_line("filename")) |
| self.god.check_playback() |
| |
| |
| def test_works_on_empty_file(self): |
| self.create_test_file("") |
| self.assertEqual("", utils.read_one_line("filename")) |
| self.god.check_playback() |
| |
| |
| def test_works_on_file_with_no_newlines(self): |
| self.create_test_file("line but no newline") |
| self.assertEqual("line but no newline", |
| utils.read_one_line("filename")) |
| self.god.check_playback() |
| |
| |
| def test_preserves_leading_whitespace(self): |
| self.create_test_file(" has leading whitespace") |
| self.assertEqual(" has leading whitespace", |
| utils.read_one_line("filename")) |
| |
| |
| class test_write_one_line(unittest.TestCase): |
| def setUp(self): |
| self.god = mock.mock_god(ut=self) |
| self.god.stub_function(utils, "open") |
| |
| |
| def tearDown(self): |
| self.god.unstub_all() |
| |
| |
| def get_write_one_line_output(self, content): |
| test_file = mock.SaveDataAfterCloseStringIO() |
| utils.open.expect_call("filename", "w").and_return(test_file) |
| utils.write_one_line("filename", content) |
| self.god.check_playback() |
| return test_file.final_data |
| |
| |
| def test_writes_one_line_file(self): |
| self.assertEqual("abc\n", self.get_write_one_line_output("abc")) |
| |
| |
| def test_preserves_existing_newline(self): |
| self.assertEqual("abc\n", self.get_write_one_line_output("abc\n")) |
| |
| |
| def test_preserves_leading_whitespace(self): |
| self.assertEqual(" abc\n", self.get_write_one_line_output(" abc")) |
| |
| |
| def test_preserves_trailing_whitespace(self): |
| self.assertEqual("abc \n", self.get_write_one_line_output("abc ")) |
| |
| |
| def test_handles_empty_input(self): |
| self.assertEqual("\n", self.get_write_one_line_output("")) |
| |
| |
| class test_open_write_close(unittest.TestCase): |
| def setUp(self): |
| self.god = mock.mock_god(ut=self) |
| self.god.stub_function(utils, "open") |
| |
| |
| def tearDown(self): |
| self.god.unstub_all() |
| |
| |
| def test_simple_functionality(self): |
| data = "\n\nwhee\n" |
| test_file = mock.SaveDataAfterCloseStringIO() |
| utils.open.expect_call("filename", "w").and_return(test_file) |
| utils.open_write_close("filename", data) |
| self.god.check_playback() |
| self.assertEqual(data, test_file.final_data) |
| |
| |
| class test_read_keyval(unittest.TestCase): |
| def setUp(self): |
| self.god = mock.mock_god(ut=self) |
| self.god.stub_function(utils, "open") |
| self.god.stub_function(os.path, "isdir") |
| self.god.stub_function(os.path, "exists") |
| |
| |
| def tearDown(self): |
| self.god.unstub_all() |
| |
| |
| def create_test_file(self, filename, contents): |
| test_file = StringIO.StringIO(contents) |
| os.path.exists.expect_call(filename).and_return(True) |
| utils.open.expect_call(filename).and_return(test_file) |
| |
| |
| def read_keyval(self, contents): |
| os.path.isdir.expect_call("file").and_return(False) |
| self.create_test_file("file", contents) |
| keyval = utils.read_keyval("file") |
| self.god.check_playback() |
| return keyval |
| |
| |
| def test_returns_empty_when_file_doesnt_exist(self): |
| os.path.isdir.expect_call("file").and_return(False) |
| os.path.exists.expect_call("file").and_return(False) |
| self.assertEqual({}, utils.read_keyval("file")) |
| self.god.check_playback() |
| |
| |
| def test_accesses_files_directly(self): |
| os.path.isdir.expect_call("file").and_return(False) |
| self.create_test_file("file", "") |
| utils.read_keyval("file") |
| self.god.check_playback() |
| |
| |
| def test_accesses_directories_through_keyval_file(self): |
| os.path.isdir.expect_call("dir").and_return(True) |
| self.create_test_file("dir/keyval", "") |
| utils.read_keyval("dir") |
| self.god.check_playback() |
| |
| |
| def test_values_are_rstripped(self): |
| keyval = self.read_keyval("a=b \n") |
| self.assertEquals(keyval, {"a": "b"}) |
| |
| |
| def test_comments_are_ignored(self): |
| keyval = self.read_keyval("a=b # a comment\n") |
| self.assertEquals(keyval, {"a": "b"}) |
| |
| |
| def test_integers_become_ints(self): |
| keyval = self.read_keyval("a=1\n") |
| self.assertEquals(keyval, {"a": 1}) |
| self.assertEquals(int, type(keyval["a"])) |
| |
| |
| def test_float_values_become_floats(self): |
| keyval = self.read_keyval("a=1.5\n") |
| self.assertEquals(keyval, {"a": 1.5}) |
| self.assertEquals(float, type(keyval["a"])) |
| |
| |
| def test_multiple_lines(self): |
| keyval = self.read_keyval("a=one\nb=two\n") |
| self.assertEquals(keyval, {"a": "one", "b": "two"}) |
| |
| |
| def test_the_last_duplicate_line_is_used(self): |
| keyval = self.read_keyval("a=one\nb=two\na=three\n") |
| self.assertEquals(keyval, {"a": "three", "b": "two"}) |
| |
| |
| def test_extra_equals_are_included_in_values(self): |
| keyval = self.read_keyval("a=b=c\n") |
| self.assertEquals(keyval, {"a": "b=c"}) |
| |
| |
| def test_non_alphanumeric_keynames_are_rejected(self): |
| self.assertRaises(ValueError, self.read_keyval, "a$=one\n") |
| |
| |
| def test_underscores_are_allowed_in_key_names(self): |
| keyval = self.read_keyval("a_b=value\n") |
| self.assertEquals(keyval, {"a_b": "value"}) |
| |
| |
| def test_dashes_are_allowed_in_key_names(self): |
| keyval = self.read_keyval("a-b=value\n") |
| self.assertEquals(keyval, {"a-b": "value"}) |
| |
| def test_empty_value_is_allowed(self): |
| keyval = self.read_keyval("a=\n") |
| self.assertEquals(keyval, {"a": ""}) |
| |
| |
| class test_write_keyval(unittest.TestCase): |
| def setUp(self): |
| self.god = mock.mock_god(ut=self) |
| self.god.stub_function(utils, "open") |
| self.god.stub_function(os.path, "isdir") |
| |
| |
| def tearDown(self): |
| self.god.unstub_all() |
| |
| |
| def assertHasLines(self, value, lines): |
| vlines = value.splitlines() |
| vlines.sort() |
| self.assertEquals(vlines, sorted(lines)) |
| |
| |
| def write_keyval(self, filename, dictionary, expected_filename=None, |
| type_tag=None): |
| if expected_filename is None: |
| expected_filename = filename |
| test_file = StringIO.StringIO() |
| self.god.stub_function(test_file, "close") |
| utils.open.expect_call(expected_filename, "a").and_return(test_file) |
| test_file.close.expect_call() |
| if type_tag is None: |
| utils.write_keyval(filename, dictionary) |
| else: |
| utils.write_keyval(filename, dictionary, type_tag) |
| return test_file.getvalue() |
| |
| |
| def write_keyval_file(self, dictionary, type_tag=None): |
| os.path.isdir.expect_call("file").and_return(False) |
| return self.write_keyval("file", dictionary, type_tag=type_tag) |
| |
| |
| def test_accesses_files_directly(self): |
| os.path.isdir.expect_call("file").and_return(False) |
| result = self.write_keyval("file", {"a": "1"}) |
| self.assertEquals(result, "a=1\n") |
| |
| |
| def test_accesses_directories_through_keyval_file(self): |
| os.path.isdir.expect_call("dir").and_return(True) |
| result = self.write_keyval("dir", {"b": "2"}, "dir/keyval") |
| self.assertEquals(result, "b=2\n") |
| |
| |
| def test_numbers_are_stringified(self): |
| result = self.write_keyval_file({"c": 3}) |
| self.assertEquals(result, "c=3\n") |
| |
| |
| def test_type_tags_are_excluded_by_default(self): |
| result = self.write_keyval_file({"d": "a string"}) |
| self.assertEquals(result, "d=a string\n") |
| self.assertRaises(ValueError, self.write_keyval_file, |
| {"d{perf}": "a string"}) |
| |
| |
| def test_perf_tags_are_allowed(self): |
| result = self.write_keyval_file({"a{perf}": 1, "b{perf}": 2}, |
| type_tag="perf") |
| self.assertHasLines(result, ["a{perf}=1", "b{perf}=2"]) |
| self.assertRaises(ValueError, self.write_keyval_file, |
| {"a": 1, "b": 2}, type_tag="perf") |
| |
| |
| def test_non_alphanumeric_keynames_are_rejected(self): |
| self.assertRaises(ValueError, self.write_keyval_file, {"x$": 0}) |
| |
| |
| def test_underscores_are_allowed_in_key_names(self): |
| result = self.write_keyval_file({"a_b": "value"}) |
| self.assertEquals(result, "a_b=value\n") |
| |
| |
| def test_dashes_are_allowed_in_key_names(self): |
| result = self.write_keyval_file({"a-b": "value"}) |
| self.assertEquals(result, "a-b=value\n") |
| |
| |
| class test_is_url(unittest.TestCase): |
| def test_accepts_http(self): |
| self.assertTrue(utils.is_url("http://example.com")) |
| |
| |
| def test_accepts_ftp(self): |
| self.assertTrue(utils.is_url("ftp://ftp.example.com")) |
| |
| |
| def test_rejects_local_path(self): |
| self.assertFalse(utils.is_url("/home/username/file")) |
| |
| |
| def test_rejects_local_filename(self): |
| self.assertFalse(utils.is_url("filename")) |
| |
| |
| def test_rejects_relative_local_path(self): |
| self.assertFalse(utils.is_url("somedir/somesubdir/file")) |
| |
| |
| def test_rejects_local_path_containing_url(self): |
| self.assertFalse(utils.is_url("somedir/http://path/file")) |
| |
| |
| class test_urlopen(unittest.TestCase): |
| def setUp(self): |
| self.god = mock.mock_god(ut=self) |
| |
| |
| def tearDown(self): |
| self.god.unstub_all() |
| |
| |
| def stub_urlopen_with_timeout_comparison(self, test_func, expected_return, |
| *expected_args): |
| expected_args += (None,) * (2 - len(expected_args)) |
| def urlopen(url, data=None): |
| self.assertEquals(expected_args, (url,data)) |
| test_func(socket.getdefaulttimeout()) |
| return expected_return |
| self.god.stub_with(urllib2, "urlopen", urlopen) |
| |
| |
| def stub_urlopen_with_timeout_check(self, expected_timeout, |
| expected_return, *expected_args): |
| def test_func(timeout): |
| self.assertEquals(timeout, expected_timeout) |
| self.stub_urlopen_with_timeout_comparison(test_func, expected_return, |
| *expected_args) |
| |
| |
| def test_timeout_set_during_call(self): |
| self.stub_urlopen_with_timeout_check(30, "retval", "url") |
| retval = utils.urlopen("url", timeout=30) |
| self.assertEquals(retval, "retval") |
| |
| |
| def test_timeout_reset_after_call(self): |
| old_timeout = socket.getdefaulttimeout() |
| self.stub_urlopen_with_timeout_check(30, None, "url") |
| try: |
| socket.setdefaulttimeout(1234) |
| utils.urlopen("url", timeout=30) |
| self.assertEquals(1234, socket.getdefaulttimeout()) |
| finally: |
| socket.setdefaulttimeout(old_timeout) |
| |
| |
| def test_timeout_set_by_default(self): |
| def test_func(timeout): |
| self.assertTrue(timeout is not None) |
| self.stub_urlopen_with_timeout_comparison(test_func, None, "url") |
| utils.urlopen("url") |
| |
| |
| def test_args_are_untouched(self): |
| self.stub_urlopen_with_timeout_check(30, None, "http://url", |
| "POST data") |
| utils.urlopen("http://url", timeout=30, data="POST data") |
| |
| |
| class test_urlretrieve(unittest.TestCase): |
| def setUp(self): |
| self.god = mock.mock_god(ut=self) |
| |
| |
| def tearDown(self): |
| self.god.unstub_all() |
| |
| |
| def test_urlopen_passed_arguments(self): |
| self.god.stub_function(utils, "urlopen") |
| self.god.stub_function(utils.shutil, "copyfileobj") |
| self.god.stub_function(utils, "open") |
| |
| url = "url" |
| dest = "somefile" |
| data = object() |
| timeout = 10 |
| |
| src_file = self.god.create_mock_class(file, "file") |
| dest_file = self.god.create_mock_class(file, "file") |
| |
| (utils.urlopen.expect_call(url, data=data, timeout=timeout) |
| .and_return(src_file)) |
| utils.open.expect_call(dest, "wb").and_return(dest_file) |
| utils.shutil.copyfileobj.expect_call(src_file, dest_file) |
| dest_file.close.expect_call() |
| src_file.close.expect_call() |
| |
| utils.urlretrieve(url, dest, data=data, timeout=timeout) |
| self.god.check_playback() |
| |
| |
| class test_merge_trees(unittest.TestCase): |
| # a some path-handling helper functions |
| def src(self, *path_segments): |
| return os.path.join(self.src_tree.name, *path_segments) |
| |
| |
| def dest(self, *path_segments): |
| return os.path.join(self.dest_tree.name, *path_segments) |
| |
| |
| def paths(self, *path_segments): |
| return self.src(*path_segments), self.dest(*path_segments) |
| |
| |
| def assertFileEqual(self, *path_segments): |
| src, dest = self.paths(*path_segments) |
| self.assertEqual(True, os.path.isfile(src)) |
| self.assertEqual(True, os.path.isfile(dest)) |
| self.assertEqual(os.path.getsize(src), os.path.getsize(dest)) |
| self.assertEqual(open(src).read(), open(dest).read()) |
| |
| |
| def assertFileContents(self, contents, *path_segments): |
| dest = self.dest(*path_segments) |
| self.assertEqual(True, os.path.isfile(dest)) |
| self.assertEqual(os.path.getsize(dest), len(contents)) |
| self.assertEqual(contents, open(dest).read()) |
| |
| |
| def setUp(self): |
| self.src_tree = autotemp.tempdir(unique_id='utilsrc') |
| self.dest_tree = autotemp.tempdir(unique_id='utilsdest') |
| |
| # empty subdirs |
| os.mkdir(self.src("empty")) |
| os.mkdir(self.dest("empty")) |
| |
| |
| def tearDown(self): |
| self.src_tree.clean() |
| self.dest_tree.clean() |
| |
| |
| def test_both_dont_exist(self): |
| utils.merge_trees(*self.paths("empty")) |
| |
| |
| def test_file_only_at_src(self): |
| print >> open(self.src("src_only"), "w"), "line 1" |
| utils.merge_trees(*self.paths("src_only")) |
| self.assertFileEqual("src_only") |
| |
| |
| def test_file_only_at_dest(self): |
| print >> open(self.dest("dest_only"), "w"), "line 1" |
| utils.merge_trees(*self.paths("dest_only")) |
| self.assertEqual(False, os.path.exists(self.src("dest_only"))) |
| self.assertFileContents("line 1\n", "dest_only") |
| |
| |
| def test_file_at_both(self): |
| print >> open(self.dest("in_both"), "w"), "line 1" |
| print >> open(self.src("in_both"), "w"), "line 2" |
| utils.merge_trees(*self.paths("in_both")) |
| self.assertFileContents("line 1\nline 2\n", "in_both") |
| |
| |
| def test_directory_with_files_in_both(self): |
| print >> open(self.dest("in_both"), "w"), "line 1" |
| print >> open(self.src("in_both"), "w"), "line 3" |
| utils.merge_trees(*self.paths()) |
| self.assertFileContents("line 1\nline 3\n", "in_both") |
| |
| |
| def test_directory_with_mix_of_files(self): |
| print >> open(self.dest("in_dest"), "w"), "dest line" |
| print >> open(self.src("in_src"), "w"), "src line" |
| utils.merge_trees(*self.paths()) |
| self.assertFileContents("dest line\n", "in_dest") |
| self.assertFileContents("src line\n", "in_src") |
| |
| |
| def test_directory_with_subdirectories(self): |
| os.mkdir(self.src("src_subdir")) |
| print >> open(self.src("src_subdir", "subfile"), "w"), "subdir line" |
| os.mkdir(self.src("both_subdir")) |
| os.mkdir(self.dest("both_subdir")) |
| print >> open(self.src("both_subdir", "subfile"), "w"), "src line" |
| print >> open(self.dest("both_subdir", "subfile"), "w"), "dest line" |
| utils.merge_trees(*self.paths()) |
| self.assertFileContents("subdir line\n", "src_subdir", "subfile") |
| self.assertFileContents("dest line\nsrc line\n", "both_subdir", |
| "subfile") |
| |
| |
| class test_get_relative_path(unittest.TestCase): |
| def test_not_absolute(self): |
| self.assertRaises(AssertionError, utils.get_relative_path, "a", "b") |
| |
| def test_same_dir(self): |
| self.assertEqual(utils.get_relative_path("/a/b/c", "/a/b"), "c") |
| |
| def test_forward_dir(self): |
| self.assertEqual(utils.get_relative_path("/a/b/c/d", "/a/b"), "c/d") |
| |
| def test_previous_dir(self): |
| self.assertEqual(utils.get_relative_path("/a/b", "/a/b/c/d"), "../..") |
| |
| def test_parallel_dir(self): |
| self.assertEqual(utils.get_relative_path("/a/c/d", "/a/b/c/d"), |
| "../../../c/d") |
| |
| |
| class test_sh_escape(unittest.TestCase): |
| def _test_in_shell(self, text): |
| escaped_text = utils.sh_escape(text) |
| proc = subprocess.Popen('echo "%s"' % escaped_text, shell=True, |
| stdin=open(os.devnull, 'r'), |
| stdout=subprocess.PIPE, |
| stderr=open(os.devnull, 'w')) |
| stdout, _ = proc.communicate() |
| self.assertEqual(proc.returncode, 0) |
| self.assertEqual(stdout[:-1], text) |
| |
| |
| def test_normal_string(self): |
| self._test_in_shell('abcd') |
| |
| |
| def test_spaced_string(self): |
| self._test_in_shell('abcd efgh') |
| |
| |
| def test_dollar(self): |
| self._test_in_shell('$') |
| |
| |
| def test_single_quote(self): |
| self._test_in_shell('\'') |
| |
| |
| def test_single_quoted_string(self): |
| self._test_in_shell('\'efgh\'') |
| |
| |
| def test_string_with_single_quote(self): |
| self._test_in_shell("a'b") |
| |
| |
| def test_string_with_escaped_single_quote(self): |
| self._test_in_shell(r"a\'b") |
| |
| |
| def test_double_quote(self): |
| self._test_in_shell('"') |
| |
| |
| def test_double_quoted_string(self): |
| self._test_in_shell('"abcd"') |
| |
| |
| def test_backtick(self): |
| self._test_in_shell('`') |
| |
| |
| def test_backticked_string(self): |
| self._test_in_shell('`jklm`') |
| |
| |
| def test_backslash(self): |
| self._test_in_shell('\\') |
| |
| |
| def test_backslashed_special_characters(self): |
| self._test_in_shell('\\$') |
| self._test_in_shell('\\"') |
| self._test_in_shell('\\\'') |
| self._test_in_shell('\\`') |
| |
| |
| def test_backslash_codes(self): |
| self._test_in_shell('\\n') |
| self._test_in_shell('\\r') |
| self._test_in_shell('\\t') |
| self._test_in_shell('\\v') |
| self._test_in_shell('\\b') |
| self._test_in_shell('\\a') |
| self._test_in_shell('\\000') |
| |
| def test_real_newline(self): |
| self._test_in_shell('\n') |
| self._test_in_shell('\\\n') |
| |
| |
| class test_sh_quote_word(test_sh_escape): |
| """Run tests on sh_quote_word. |
| |
| Inherit from test_sh_escape to get the same tests to run on both. |
| """ |
| |
| def _test_in_shell(self, text): |
| quoted_word = utils.sh_quote_word(text) |
| echoed_value = subprocess.check_output('echo %s' % quoted_word, |
| shell=True) |
| self.assertEqual(echoed_value, text + '\n') |
| |
| |
| class test_nested_sh_quote_word(test_sh_quote_word): |
| """Run nested tests on sh_quote_word. |
| |
| Inherit from test_sh_quote_word to get the same tests to run on both. |
| """ |
| |
| def _test_in_shell(self, text): |
| command = 'echo ' + utils.sh_quote_word(text) |
| nested_command = 'echo ' + utils.sh_quote_word(command) |
| produced_command = subprocess.check_output(nested_command, shell=True) |
| echoed_value = subprocess.check_output(produced_command, shell=True) |
| self.assertEqual(echoed_value, text + '\n') |
| |
| |
| class test_run(unittest.TestCase): |
| """ |
| Test the utils.run() function. |
| |
| Note: This test runs simple external commands to test the utils.run() |
| API without assuming implementation details. |
| """ |
| |
| # Log levels in ascending severity. |
| LOG_LEVELS = [logging.DEBUG, logging.INFO, logging.WARNING, logging.ERROR, |
| logging.CRITICAL] |
| |
| |
| def setUp(self): |
| self.god = mock.mock_god(ut=self) |
| self.god.stub_function(utils.logging, 'warning') |
| self.god.stub_function(utils.logging, 'debug') |
| |
| # Log level -> StringIO.StringIO. |
| self.logs = {} |
| for level in self.LOG_LEVELS: |
| self.logs[level] = StringIO.StringIO() |
| |
| # Override logging_manager.LoggingFile to return buffers. |
| def logging_file(level=None, prefix=None): |
| return self.logs[level] |
| self.god.stub_with(utils.logging_manager, 'LoggingFile', logging_file) |
| |
| def tearDown(self): |
| self.god.unstub_all() |
| |
| |
| def __check_result(self, result, command, exit_status=0, stdout='', |
| stderr=''): |
| self.assertEquals(result.command, command) |
| self.assertEquals(result.exit_status, exit_status) |
| self.assertEquals(result.stdout, stdout) |
| self.assertEquals(result.stderr, stderr) |
| |
| |
| def __get_logs(self): |
| """Returns contents of log buffers at all levels. |
| |
| @return: 5-element list of strings corresponding to logged messages |
| at the levels in self.LOG_LEVELS. |
| """ |
| return [self.logs[v].getvalue() for v in self.LOG_LEVELS] |
| |
| |
| def test_default_simple(self): |
| cmd = 'echo "hello world"' |
| # expect some king of logging.debug() call but don't care about args |
| utils.logging.debug.expect_any_call() |
| self.__check_result(utils.run(cmd), cmd, stdout='hello world\n') |
| |
| |
| def test_default_failure(self): |
| cmd = 'exit 11' |
| try: |
| utils.run(cmd, verbose=False) |
| except utils.error.CmdError, err: |
| self.__check_result(err.result_obj, cmd, exit_status=11) |
| |
| |
| def test_ignore_status(self): |
| cmd = 'echo error >&2 && exit 11' |
| self.__check_result(utils.run(cmd, ignore_status=True, verbose=False), |
| cmd, exit_status=11, stderr='error\n') |
| |
| |
| def test_timeout(self): |
| # we expect a logging.warning() message, don't care about the contents |
| utils.logging.warning.expect_any_call() |
| try: |
| utils.run('echo -n output && sleep 10', timeout=1, verbose=False) |
| except utils.error.CmdError, err: |
| self.assertEquals(err.result_obj.stdout, 'output') |
| |
| |
| def test_stdout_stderr_tee(self): |
| cmd = 'echo output && echo error >&2' |
| stdout_tee = StringIO.StringIO() |
| stderr_tee = StringIO.StringIO() |
| |
| self.__check_result(utils.run( |
| cmd, stdout_tee=stdout_tee, stderr_tee=stderr_tee, |
| verbose=False), cmd, stdout='output\n', stderr='error\n') |
| self.assertEqual(stdout_tee.getvalue(), 'output\n') |
| self.assertEqual(stderr_tee.getvalue(), 'error\n') |
| |
| |
| def test_stdin_string(self): |
| cmd = 'cat' |
| self.__check_result(utils.run(cmd, verbose=False, stdin='hi!\n'), |
| cmd, stdout='hi!\n') |
| |
| |
| def test_stdout_tee_to_logs_info(self): |
| """Test logging stdout at the info level.""" |
| utils.run('echo output', stdout_tee=utils.TEE_TO_LOGS, |
| stdout_level=logging.INFO, verbose=False) |
| self.assertEqual(self.__get_logs(), ['', 'output\n', '', '', '']) |
| |
| |
| def test_stdout_tee_to_logs_warning(self): |
| """Test logging stdout at the warning level.""" |
| utils.run('echo output', stdout_tee=utils.TEE_TO_LOGS, |
| stdout_level=logging.WARNING, verbose=False) |
| self.assertEqual(self.__get_logs(), ['', '', 'output\n', '', '']) |
| |
| |
| def test_stdout_and_stderr_tee_to_logs(self): |
| """Test simultaneous stdout and stderr log levels.""" |
| utils.run('echo output && echo error >&2', stdout_tee=utils.TEE_TO_LOGS, |
| stderr_tee=utils.TEE_TO_LOGS, stdout_level=logging.INFO, |
| stderr_level=logging.ERROR, verbose=False) |
| self.assertEqual(self.__get_logs(), ['', 'output\n', '', 'error\n', '']) |
| |
| |
| def test_default_expected_stderr_log_level(self): |
| """Test default expected stderr log level. |
| |
| stderr should be logged at the same level as stdout when |
| stderr_is_expected is true and stderr_level isn't passed. |
| """ |
| utils.run('echo output && echo error >&2', stdout_tee=utils.TEE_TO_LOGS, |
| stderr_tee=utils.TEE_TO_LOGS, stdout_level=logging.INFO, |
| stderr_is_expected=True, verbose=False) |
| self.assertEqual(self.__get_logs(), ['', 'output\nerror\n', '', '', '']) |
| |
| |
| def test_safe_args(self): |
| # NOTE: The string in expected_quoted_cmd depends on the internal |
| # implementation of shell quoting which is used by utils.run(), |
| # in this case, sh_quote_word(). |
| expected_quoted_cmd = "echo 'hello \"world' again" |
| self.__check_result(utils.run( |
| 'echo', verbose=False, args=('hello "world', 'again')), |
| expected_quoted_cmd, stdout='hello "world again\n') |
| |
| |
| def test_safe_args_given_string(self): |
| self.assertRaises(TypeError, utils.run, 'echo', args='hello') |
| |
| |
| def test_wait_interrupt(self): |
| """Test that we actually select twice if the first one returns EINTR.""" |
| utils.logging.debug.expect_any_call() |
| |
| bg_job = utils.BgJob('echo "hello world"') |
| bg_job.result.exit_status = 0 |
| self.god.stub_function(utils.select, 'select') |
| |
| utils.select.select.expect_any_call().and_raises( |
| select.error(errno.EINTR, 'Select interrupted')) |
| utils.logging.warning.expect_any_call() |
| |
| utils.select.select.expect_any_call().and_return( |
| ([bg_job.sp.stdout, bg_job.sp.stderr], [], None)) |
| utils.logging.warning.expect_any_call() |
| |
| self.assertFalse( |
| utils._wait_for_commands([bg_job], time.time(), None)) |
| |
| |
| class test_compare_versions(unittest.TestCase): |
| def test_zerofill(self): |
| self.assertEqual(utils.compare_versions('1.7', '1.10'), -1) |
| self.assertEqual(utils.compare_versions('1.222', '1.3'), 1) |
| self.assertEqual(utils.compare_versions('1.03', '1.3'), 0) |
| |
| |
| def test_unequal_len(self): |
| self.assertEqual(utils.compare_versions('1.3', '1.3.4'), -1) |
| self.assertEqual(utils.compare_versions('1.3.1', '1.3'), 1) |
| |
| |
| def test_dash_delimited(self): |
| self.assertEqual(utils.compare_versions('1-2-3', '1-5-1'), -1) |
| self.assertEqual(utils.compare_versions('1-2-1', '1-1-1'), 1) |
| self.assertEqual(utils.compare_versions('1-2-4', '1-2-4'), 0) |
| |
| |
| def test_alphabets(self): |
| self.assertEqual(utils.compare_versions('m.l.b', 'n.b.a'), -1) |
| self.assertEqual(utils.compare_versions('n.b.a', 'm.l.b'), 1) |
| self.assertEqual(utils.compare_versions('abc.e', 'abc.e'), 0) |
| |
| |
| def test_mix_symbols(self): |
| self.assertEqual(utils.compare_versions('k-320.1', 'k-320.3'), -1) |
| self.assertEqual(utils.compare_versions('k-231.5', 'k-231.1'), 1) |
| self.assertEqual(utils.compare_versions('k-231.1', 'k-231.1'), 0) |
| |
| self.assertEqual(utils.compare_versions('k.320-1', 'k.320-3'), -1) |
| self.assertEqual(utils.compare_versions('k.231-5', 'k.231-1'), 1) |
| self.assertEqual(utils.compare_versions('k.231-1', 'k.231-1'), 0) |
| |
| |
| class test_args_to_dict(unittest.TestCase): |
| def test_no_args(self): |
| result = utils.args_to_dict([]) |
| self.assertEqual({}, result) |
| |
| |
| def test_matches(self): |
| result = utils.args_to_dict(['aBc:DeF', 'SyS=DEf', 'XY_Z:', |
| 'F__o0O=', 'B8r:=:=', '_bAZ_=:=:']) |
| self.assertEqual(result, {'abc':'DeF', 'sys':'DEf', 'xy_z':'', |
| 'f__o0o':'', 'b8r':'=:=', '_baz_':':=:'}) |
| |
| |
| def test_unmatches(self): |
| # Temporarily shut warning messages from args_to_dict() when an argument |
| # doesn't match its pattern. |
| logger = logging.getLogger() |
| saved_level = logger.level |
| logger.setLevel(logging.ERROR) |
| |
| try: |
| result = utils.args_to_dict(['ab-c:DeF', '--SyS=DEf', 'a*=b', 'a*b', |
| ':VAL', '=VVV', 'WORD']) |
| self.assertEqual({}, result) |
| finally: |
| # Restore level. |
| logger.setLevel(saved_level) |
| |
| |
| class test_get_random_port(unittest.TestCase): |
| def do_bind(self, port, socket_type, socket_proto): |
| s = socket.socket(socket.AF_INET, socket_type, socket_proto) |
| s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1) |
| s.bind(('', port)) |
| return s |
| |
| |
| def test_get_port(self): |
| for _ in xrange(100): |
| p = utils.get_unused_port() |
| s = self.do_bind(p, socket.SOCK_STREAM, socket.IPPROTO_TCP) |
| self.assert_(s.getsockname()) |
| s = self.do_bind(p, socket.SOCK_DGRAM, socket.IPPROTO_UDP) |
| self.assert_(s.getsockname()) |
| |
| |
| def test_function(arg1, arg2, arg3, arg4=4, arg5=5, arg6=6): |
| """Test global function. |
| """ |
| |
| |
| class TestClass(object): |
| """Test class. |
| """ |
| |
| def test_instance_function(self, arg1, arg2, arg3, arg4=4, arg5=5, arg6=6): |
| """Test instance function. |
| """ |
| |
| |
| @classmethod |
| def test_class_function(cls, arg1, arg2, arg3, arg4=4, arg5=5, arg6=6): |
| """Test class function. |
| """ |
| |
| |
| @staticmethod |
| def test_static_function(arg1, arg2, arg3, arg4=4, arg5=5, arg6=6): |
| """Test static function. |
| """ |
| |
| |
| class GetFunctionArgUnittest(unittest.TestCase): |
| """Tests for method get_function_arg_value.""" |
| |
| def run_test(self, func, insert_arg): |
| """Run test. |
| |
| @param func: Function being called with given arguments. |
| @param insert_arg: Set to True to insert an object in the argument list. |
| This is to mock instance/class object. |
| """ |
| if insert_arg: |
| args = (None, 1, 2, 3) |
| else: |
| args = (1, 2, 3) |
| for i in range(1, 7): |
| self.assertEquals(utils.get_function_arg_value( |
| func, 'arg%d'%i, args, {}), i) |
| |
| self.assertEquals(utils.get_function_arg_value( |
| func, 'arg7', args, {'arg7': 7}), 7) |
| self.assertRaises( |
| KeyError, utils.get_function_arg_value, |
| func, 'arg3', args[:-1], {}) |
| |
| |
| def test_global_function(self): |
| """Test global function. |
| """ |
| self.run_test(test_function, False) |
| |
| |
| def test_instance_function(self): |
| """Test instance function. |
| """ |
| self.run_test(TestClass().test_instance_function, True) |
| |
| |
| def test_class_function(self): |
| """Test class function. |
| """ |
| self.run_test(TestClass.test_class_function, True) |
| |
| |
| def test_static_function(self): |
| """Test static function. |
| """ |
| self.run_test(TestClass.test_static_function, False) |
| |
| |
| class IsInSameSubnetUnittest(unittest.TestCase): |
| """Test is_in_same_subnet function.""" |
| |
| def test_is_in_same_subnet(self): |
| """Test is_in_same_subnet function.""" |
| self.assertTrue(utils.is_in_same_subnet('192.168.0.0', '192.168.1.2', |
| 23)) |
| self.assertFalse(utils.is_in_same_subnet('192.168.0.0', '192.168.1.2', |
| 24)) |
| self.assertTrue(utils.is_in_same_subnet('192.168.0.0', '192.168.0.255', |
| 24)) |
| self.assertFalse(utils.is_in_same_subnet('191.168.0.0', '192.168.0.0', |
| 24)) |
| |
| |
| class GetWirelessSsidUnittest(unittest.TestCase): |
| """Test get_wireless_ssid function.""" |
| |
| DEFAULT_SSID = 'default' |
| SSID_1 = 'ssid_1' |
| SSID_2 = 'ssid_2' |
| SSID_3 = 'ssid_3' |
| |
| def test_get_wireless_ssid(self): |
| """Test is_in_same_subnet function.""" |
| god = mock.mock_god() |
| god.stub_function_to_return(utils.CONFIG, 'get_config_value', |
| self.DEFAULT_SSID) |
| god.stub_function_to_return(utils.CONFIG, 'get_config_value_regex', |
| {'wireless_ssid_1.2.3.4/24': self.SSID_1, |
| 'wireless_ssid_4.3.2.1/16': self.SSID_2, |
| 'wireless_ssid_4.3.2.111/32': self.SSID_3}) |
| self.assertEqual(self.SSID_1, utils.get_wireless_ssid('1.2.3.100')) |
| self.assertEqual(self.SSID_2, utils.get_wireless_ssid('4.3.2.100')) |
| self.assertEqual(self.SSID_3, utils.get_wireless_ssid('4.3.2.111')) |
| self.assertEqual(self.DEFAULT_SSID, |
| utils.get_wireless_ssid('100.0.0.100')) |
| |
| |
| class LaunchControlBuildParseUnittest(unittest.TestCase): |
| """Test various parsing functions related to Launch Control builds and |
| devices. |
| """ |
| |
| def test_parse_launch_control_target(self): |
| """Test parse_launch_control_target function.""" |
| target_tests = { |
| ('shamu', 'userdebug'): 'shamu-userdebug', |
| ('shamu', 'eng'): 'shamu-eng', |
| ('shamu-board', 'eng'): 'shamu-board-eng', |
| (None, None): 'bad_target', |
| (None, None): 'target'} |
| for result, target in target_tests.items(): |
| self.assertEqual(result, utils.parse_launch_control_target(target)) |
| |
| |
| class GetOffloaderUriTest(unittest.TestCase): |
| """Test get_offload_gsuri function.""" |
| _IMAGE_STORAGE_SERVER = 'gs://test_image_bucket' |
| |
| def setUp(self): |
| self.god = mock.mock_god() |
| |
| def tearDown(self): |
| self.god.unstub_all() |
| |
| def test_get_default_lab_offload_gsuri(self): |
| """Test default lab offload gsuri .""" |
| self.god.mock_up(utils.CONFIG, 'CONFIG') |
| self.god.stub_function_to_return(utils, 'is_moblab', False) |
| self.assertEqual(utils.DEFAULT_OFFLOAD_GSURI, |
| utils.get_offload_gsuri()) |
| |
| self.god.check_playback() |
| |
| def test_get_default_moblab_offload_gsuri(self): |
| self.god.mock_up(utils.CONFIG, 'CONFIG') |
| self.god.stub_function_to_return(utils, 'is_moblab', True) |
| utils.CONFIG.get_config_value.expect_call( |
| 'CROS', 'image_storage_server').and_return( |
| self._IMAGE_STORAGE_SERVER) |
| self.god.stub_function_to_return(utils, |
| 'get_moblab_serial_number', 'test_serial_number') |
| self.god.stub_function_to_return(utils, 'get_moblab_id', 'test_id') |
| expected_gsuri = '%sresults/%s/%s/' % ( |
| self._IMAGE_STORAGE_SERVER, 'test_serial_number', 'test_id') |
| cached_gsuri = utils.DEFAULT_OFFLOAD_GSURI |
| utils.DEFAULT_OFFLOAD_GSURI = None |
| gsuri = utils.get_offload_gsuri() |
| utils.DEFAULT_OFFLOAD_GSURI = cached_gsuri |
| self.assertEqual(expected_gsuri, gsuri) |
| |
| self.god.check_playback() |
| |
| def test_get_moblab_offload_gsuri(self): |
| """Test default lab offload gsuri .""" |
| self.god.mock_up(utils.CONFIG, 'CONFIG') |
| self.god.stub_function_to_return(utils, 'is_moblab', True) |
| self.god.stub_function_to_return(utils, |
| 'get_moblab_serial_number', 'test_serial_number') |
| self.god.stub_function_to_return(utils, 'get_moblab_id', 'test_id') |
| gsuri = '%s%s/%s/' % ( |
| utils.DEFAULT_OFFLOAD_GSURI, 'test_serial_number', 'test_id') |
| self.assertEqual(gsuri, utils.get_offload_gsuri()) |
| |
| self.god.check_playback() |
| |
| |
| |
| class MockMetricsTest(unittest.TestCase): |
| """Test metrics mock class can handle various metrics calls.""" |
| |
| def test_Counter(self): |
| """Test the mock class can create an instance and call any method. |
| """ |
| c = metrics.Counter('counter') |
| c.increment(fields={'key': 1}) |
| |
| |
| def test_Context(self): |
| """Test the mock class can handle context class. |
| """ |
| test_value = None |
| with metrics.SecondsTimer('context') as t: |
| test_value = 'called_in_context' |
| t['random_key'] = 'pass' |
| self.assertEqual('called_in_context', test_value) |
| |
| |
| def test_decorator(self): |
| """Test the mock class can handle decorator. |
| """ |
| class TestClass(object): |
| |
| def __init__(self): |
| self.value = None |
| |
| test_value = TestClass() |
| test_value.value = None |
| @metrics.SecondsTimerDecorator('decorator') |
| def test(arg): |
| arg.value = 'called_in_decorator' |
| |
| test(test_value) |
| self.assertEqual('called_in_decorator', test_value.value) |
| |
| |
| def test_setitem(self): |
| """Test the mock class can handle set item call. |
| """ |
| timer = metrics.SecondsTimer('name') |
| timer['random_key'] = 'pass' |
| |
| |
| class test_background_sample(unittest.TestCase): |
| """Test that the background sample can sample as desired. |
| """ |
| |
| def test_can_sample(self): |
| """Test that a simple sample will work with no other complications. |
| """ |
| should_be_sampled = 'name' |
| |
| def sample_function(): |
| """Return value of variable stored in method.""" |
| return should_be_sampled |
| still_sampling = True |
| |
| t = utils.background_sample_until_condition( |
| function=sample_function, |
| condition=lambda: still_sampling, |
| timeout=5, |
| sleep_interval=0.1) |
| result = t.finish() |
| self.assertIn(should_be_sampled, result) |
| |
| |
| def test_samples_multiple_values(self): |
| """Test that a sample will work and actually samples at the necessary |
| intervals, such that it will pick up changes. |
| """ |
| should_be_sampled = 'name' |
| |
| def sample_function(): |
| """Return value of variable stored in method.""" |
| return should_be_sampled |
| still_sampling = True |
| |
| t = utils.background_sample_until_condition( |
| function=sample_function, |
| condition=lambda: still_sampling, |
| timeout=5, |
| sleep_interval=0.1) |
| # Let it sample values some with the initial value. |
| time.sleep(2.5) |
| # It should also sample some with the new value. |
| should_be_sampled = 'noname' |
| result = t.finish() |
| self.assertIn('name', result) |
| self.assertIn('noname', result) |
| |
| |
| class FakeTime(object): |
| """Provides time() and sleep() for faking time module. |
| """ |
| |
| def __init__(self, start_time): |
| self._time = start_time |
| |
| |
| def time(self): |
| return self._time |
| |
| |
| def sleep(self, interval): |
| self._time += interval |
| |
| |
| class TimeModuleMockTestCase(unittest.TestCase): |
| """Mocks up utils.time with a FakeTime. |
| |
| It substitudes time.time() and time.sleep() with FakeTime.time() |
| and FakeTime.sleep(), respectively. |
| """ |
| |
| def setUp(self): |
| self.fake_time_begin = 10 |
| self.fake_time = FakeTime(self.fake_time_begin) |
| self.patcher = pymock.patch( |
| 'autotest_lib.client.common_lib.utils.time') |
| self.time_mock = self.patcher.start() |
| self.addCleanup(self.patcher.stop) |
| self.time_mock.time.side_effect = self.fake_time.time |
| self.time_mock.sleep.side_effect = self.fake_time.sleep |
| |
| |
| def always_raise(): |
| """A function that raises an exception.""" |
| raise Exception('always raise') |
| |
| |
| def fail_n_times(count): |
| """Creates a function that returns False for the first count-th calls. |
| |
| @return a function returns False for the first count-th calls and True |
| afterwards. |
| """ |
| counter = itertools.count(count, -1) |
| return lambda: next(counter) <= 0 |
| |
| |
| class test_poll_for_condition(TimeModuleMockTestCase): |
| """Test poll_for_condition. |
| """ |
| |
| def test_ok(self): |
| """Test polling condition that returns True. |
| """ |
| self.assertTrue(utils.poll_for_condition(lambda: True)) |
| |
| |
| def test_ok_evaluated_as_true(self): |
| """Test polling condition which's return value is evaluated as True. |
| """ |
| self.assertEqual(1, utils.poll_for_condition(lambda: 1)) |
| |
| self.assertEqual('something', |
| utils.poll_for_condition(lambda: 'something')) |
| |
| |
| def test_fail(self): |
| """Test polling condition that returns False. |
| |
| Expect TimeoutError exception as neither customized exception nor |
| exception raised from condition(). |
| """ |
| with self.assertRaises(utils.TimeoutError): |
| utils.poll_for_condition(lambda: False, timeout=3, sleep_interval=1) |
| self.assertEqual(3, self.time_mock.sleep.call_count) |
| |
| |
| def test_fail_evaluated_as_false(self): |
| """Test polling condition which's return value is evaluated as False. |
| |
| Expect TimeoutError exception as neither customized exception nor |
| exception raised from condition(). |
| """ |
| with self.assertRaises(utils.TimeoutError): |
| utils.poll_for_condition(lambda: 0, timeout=3, sleep_interval=1) |
| self.assertEqual(3, self.time_mock.sleep.call_count) |
| |
| with self.assertRaises(utils.TimeoutError): |
| utils.poll_for_condition(lambda: None, timeout=3, sleep_interval=1) |
| |
| |
| def test_exception_arg(self): |
| """Test polling condition always fails. |
| |
| Expect exception raised by 'exception' args. |
| """ |
| with self.assertRaisesRegexp(Exception, 'from args'): |
| utils.poll_for_condition(lambda: False, |
| exception=Exception('from args'), |
| timeout=3, sleep_interval=1) |
| self.assertEqual(3, self.time_mock.sleep.call_count) |
| |
| |
| def test_exception_from_condition(self): |
| """Test polling condition always fails. |
| |
| Expect exception raised by condition(). |
| """ |
| with self.assertRaisesRegexp(Exception, 'always raise'): |
| utils.poll_for_condition(always_raise, |
| exception=Exception('from args'), |
| timeout=3, sleep_interval=1) |
| # For poll_for_condition, if condition() raises exception, it raises |
| # immidiately without retry. So sleep() should not be called. |
| self.time_mock.sleep.assert_not_called() |
| |
| |
| def test_ok_after_retry(self): |
| """Test polling a condition which is success after retry twice. |
| """ |
| self.assertTrue(utils.poll_for_condition(fail_n_times(2), timeout=3, |
| sleep_interval=1)) |
| |
| |
| def test_cannot_wait(self): |
| """Test polling a condition which fails till timeout. |
| """ |
| with self.assertRaisesRegexp( |
| utils.TimeoutError, |
| 'Timed out waiting for unnamed condition'): |
| utils.poll_for_condition(fail_n_times(4), timeout=3, |
| sleep_interval=1) |
| self.assertEqual(3, self.time_mock.sleep.call_count) |
| |
| |
| class test_poll_for_condition_ex(TimeModuleMockTestCase): |
| """Test poll_for_condition_ex. |
| """ |
| |
| def test_ok(self): |
| """Test polling condition that returns True. |
| """ |
| self.assertTrue(utils.poll_for_condition_ex(lambda: True)) |
| |
| |
| def test_ok_evaluated_as_true(self): |
| """Test polling condition which's return value is evaluated as True. |
| """ |
| self.assertEqual(1, utils.poll_for_condition_ex(lambda: 1)) |
| |
| self.assertEqual('something', |
| utils.poll_for_condition_ex(lambda: 'something')) |
| |
| |
| def test_fail(self): |
| """Test polling condition that returns False. |
| |
| Expect TimeoutError raised. |
| """ |
| with self.assertRaisesRegexp( |
| utils.TimeoutError, |
| 'Timed out waiting for unamed condition'): |
| utils.poll_for_condition_ex(lambda: False, timeout=3, |
| sleep_interval=1) |
| self.assertEqual(2, self.time_mock.sleep.call_count) |
| |
| |
| def test_fail_evaluated_as_false(self): |
| """Test polling condition which's return value is evaluated as False. |
| |
| Expect TimeoutError raised. |
| """ |
| with self.assertRaisesRegexp( |
| utils.TimeoutError, |
| 'Timed out waiting for unamed condition'): |
| utils.poll_for_condition_ex(lambda: 0, timeout=3, |
| sleep_interval=1) |
| self.assertEqual(2, self.time_mock.sleep.call_count) |
| |
| with self.assertRaisesRegexp( |
| utils.TimeoutError, |
| 'Timed out waiting for unamed condition'): |
| utils.poll_for_condition_ex(lambda: None, timeout=3, |
| sleep_interval=1) |
| |
| |
| def test_desc_arg(self): |
| """Test polling condition always fails with desc. |
| |
| Expect TimeoutError with condition description embedded. |
| """ |
| with self.assertRaisesRegexp( |
| utils.TimeoutError, |
| 'Timed out waiting for always false condition'): |
| utils.poll_for_condition_ex(lambda: False, |
| desc='always false condition', |
| timeout=3, sleep_interval=1) |
| self.assertEqual(2, self.time_mock.sleep.call_count) |
| |
| |
| def test_exception(self): |
| """Test polling condition that raises. |
| |
| Expect TimeoutError with condition raised exception embedded. |
| """ |
| with self.assertRaisesRegexp( |
| utils.TimeoutError, |
| "Reason: Exception\('always raise',\)"): |
| utils.poll_for_condition_ex(always_raise, timeout=3, |
| sleep_interval=1) |
| self.assertEqual(2, self.time_mock.sleep.call_count) |
| |
| |
| def test_ok_after_retry(self): |
| """Test polling a condition which is success after retry twice. |
| """ |
| self.assertTrue(utils.poll_for_condition_ex(fail_n_times(2), timeout=3, |
| sleep_interval=1)) |
| |
| |
| def test_cannot_wait(self): |
| """Test polling a condition which fails till timeout. |
| """ |
| with self.assertRaisesRegexp( |
| utils.TimeoutError, |
| 'condition evaluted as false'): |
| utils.poll_for_condition_ex(fail_n_times(3), timeout=3, |
| sleep_interval=1) |
| self.assertEqual(2, self.time_mock.sleep.call_count) |
| |
| |
| class test_timer(TimeModuleMockTestCase): |
| """Test Timer. |
| """ |
| |
| def test_zero_timeout(self): |
| """Test Timer with zero timeout. |
| |
| Only the first timer.sleep(0) is True. |
| """ |
| timer = utils.Timer(0) |
| self.assertTrue(timer.sleep(0)) |
| self.assertFalse(timer.sleep(0)) |
| self.time_mock.sleep.assert_not_called() |
| |
| |
| def test_sleep(self): |
| """Test Timer.sleep() |
| """ |
| timeout = 3 |
| sleep_interval = 2 |
| timer = utils.Timer(timeout) |
| |
| # Kicks off timer. |
| self.assertTrue(timer.sleep(sleep_interval)) |
| self.assertEqual(self.fake_time_begin + timeout, timer.deadline) |
| self.assertTrue(timer.sleep(sleep_interval)) |
| # now: 12. 12 + 2 > 13, unable to sleep |
| self.assertFalse(timer.sleep(sleep_interval)) |
| |
| self.time_mock.sleep.assert_has_calls([pymock.call(sleep_interval)]) |
| |
| |
| class test_timeout_error(unittest.TestCase): |
| """Test TimeoutError. |
| |
| Test TimeoutError with three invocations format. |
| """ |
| |
| def test_no_args(self): |
| """Create TimeoutError without arguments. |
| """ |
| e = utils.TimeoutError() |
| self.assertEqual('', str(e)) |
| self.assertEqual('TimeoutError()', repr(e)) |
| |
| |
| def test_with_message(self): |
| """Create TimeoutError with text message. |
| """ |
| e = utils.TimeoutError(message='Waiting for condition') |
| self.assertEqual('Waiting for condition', str(e)) |
| self.assertEqual("TimeoutError('Waiting for condition',)", repr(e)) |
| |
| # Positional message argument for backward compatibility. |
| e = utils.TimeoutError('Waiting for condition') |
| self.assertEqual('Waiting for condition', str(e)) |
| self.assertEqual("TimeoutError('Waiting for condition',)", repr(e)) |
| |
| |
| |
| def test_with_reason(self): |
| """Create TimeoutError with reason only. |
| """ |
| e = utils.TimeoutError(reason='illegal input') |
| self.assertEqual("Reason: 'illegal input'", str(e)) |
| self.assertEqual("TimeoutError(\"Reason: 'illegal input'\",)", repr(e)) |
| self.assertEqual('illegal input', e.reason) |
| |
| |
| def test_with_message_reason(self): |
| """Create TimeoutError with text message and reason. |
| """ |
| e = utils.TimeoutError(message='Waiting for condition', |
| reason='illegal input') |
| self.assertEqual("Waiting for condition. Reason: 'illegal input'", |
| str(e)) |
| self.assertEqual('illegal input', e.reason) |
| |
| # Positional message argument for backward compatibility. |
| e = utils.TimeoutError('Waiting for condition', reason='illegal input') |
| self.assertEqual("Waiting for condition. Reason: 'illegal input'", |
| str(e)) |
| self.assertEqual('illegal input', e.reason) |
| |
| |
| def test_with_message_reason_object(self): |
| """Create TimeoutError with text message and reason as exception object. |
| """ |
| e = utils.TimeoutError(message='Waiting for condition', |
| reason=Exception('illegal input')) |
| self.assertEqual( |
| "Waiting for condition. Reason: Exception('illegal input',)", |
| str(e)) |
| self.assertIsInstance(e.reason, Exception) |
| self.assertEqual('illegal input', e.reason.message) |
| |
| # Positional message argument for backward compatibility. |
| e = utils.TimeoutError('Waiting for condition', |
| reason=Exception('illegal input')) |
| self.assertEqual( |
| "Waiting for condition. Reason: Exception('illegal input',)", |
| str(e)) |
| self.assertIsInstance(e.reason, Exception) |
| self.assertEqual('illegal input', e.reason.message) |
| |
| |
| |
| if __name__ == "__main__": |
| unittest.main() |