diff options
Diffstat (limited to '')
| -rw-r--r-- | tests/lang_base_test.py (renamed from tests/languages/helpers_test.py) | 72 |
1 files changed, 55 insertions, 17 deletions
diff --git a/tests/languages/helpers_test.py b/tests/lang_base_test.py index c209e7e..a532b6a 100644 --- a/tests/languages/helpers_test.py +++ b/tests/lang_base_test.py @@ -8,8 +8,8 @@ from unittest import mock import pytest import pre_commit.constants as C +from pre_commit import lang_base from pre_commit import parse_shebang -from pre_commit.languages import helpers from pre_commit.prefix import Prefix from pre_commit.util import CalledProcessError @@ -32,42 +32,42 @@ def homedir_mck(): def test_exe_exists_does_not_exist(find_exe_mck, homedir_mck): find_exe_mck.return_value = None - assert helpers.exe_exists('ruby') is False + assert lang_base.exe_exists('ruby') is False def test_exe_exists_exists(find_exe_mck, homedir_mck): find_exe_mck.return_value = os.path.normpath('/usr/bin/ruby') - assert helpers.exe_exists('ruby') is True + assert lang_base.exe_exists('ruby') is True def test_exe_exists_false_if_shim(find_exe_mck, homedir_mck): find_exe_mck.return_value = os.path.normpath('/foo/shims/ruby') - assert helpers.exe_exists('ruby') is False + assert lang_base.exe_exists('ruby') is False def test_exe_exists_false_if_homedir(find_exe_mck, homedir_mck): find_exe_mck.return_value = os.path.normpath('/home/me/somedir/ruby') - assert helpers.exe_exists('ruby') is False + assert lang_base.exe_exists('ruby') is False def test_exe_exists_commonpath_raises_ValueError(find_exe_mck, homedir_mck): find_exe_mck.return_value = os.path.normpath('/usr/bin/ruby') with mock.patch.object(os.path, 'commonpath', side_effect=ValueError): - assert helpers.exe_exists('ruby') is True + assert lang_base.exe_exists('ruby') is True def test_exe_exists_true_when_homedir_is_slash(find_exe_mck): find_exe_mck.return_value = os.path.normpath('/usr/bin/ruby') with mock.patch.object(os.path, 'expanduser', return_value=os.sep): - assert helpers.exe_exists('ruby') is True + assert lang_base.exe_exists('ruby') is True def test_basic_get_default_version(): - assert helpers.basic_get_default_version() == C.DEFAULT + assert lang_base.basic_get_default_version() == C.DEFAULT def test_basic_health_check(): - assert helpers.basic_health_check(Prefix('.'), 'default') is None + assert lang_base.basic_health_check(Prefix('.'), 'default') is None def test_failed_setup_command_does_not_unicode_error(): @@ -79,12 +79,27 @@ def test_failed_setup_command_does_not_unicode_error(): # an assertion that this does not raise `UnicodeError` with pytest.raises(CalledProcessError): - helpers.run_setup_cmd(Prefix('.'), (sys.executable, '-c', script)) + lang_base.setup_cmd(Prefix('.'), (sys.executable, '-c', script)) + + +def test_environment_dir(tmp_path): + ret = lang_base.environment_dir(Prefix(tmp_path), 'langenv', 'default') + assert ret == f'{tmp_path}{os.sep}langenv-default' + + +def test_assert_version_default(): + with pytest.raises(AssertionError) as excinfo: + lang_base.assert_version_default('lang', '1.2.3') + msg, = excinfo.value.args + assert msg == ( + 'for now, pre-commit requires system-installed lang -- ' + 'you selected `language_version: 1.2.3`' + ) def test_assert_no_additional_deps(): with pytest.raises(AssertionError) as excinfo: - helpers.assert_no_additional_deps('lang', ['hmmm']) + lang_base.assert_no_additional_deps('lang', ['hmmm']) msg, = excinfo.value.args assert msg == ( 'for now, pre-commit does not support additional_dependencies for ' @@ -93,22 +108,30 @@ def test_assert_no_additional_deps(): ) +def test_no_env_noop(tmp_path): + before = os.environ.copy() + with lang_base.no_env(Prefix(tmp_path), '1.2.3'): + inside = os.environ.copy() + after = os.environ.copy() + assert before == inside == after + + def test_target_concurrency_normal(): with mock.patch.object(multiprocessing, 'cpu_count', return_value=123): with mock.patch.dict(os.environ, {}, clear=True): - assert helpers.target_concurrency() == 123 + assert lang_base.target_concurrency() == 123 def test_target_concurrency_testing_env_var(): with mock.patch.dict( os.environ, {'PRE_COMMIT_NO_CONCURRENCY': '1'}, clear=True, ): - assert helpers.target_concurrency() == 1 + assert lang_base.target_concurrency() == 1 def test_target_concurrency_on_travis(): with mock.patch.dict(os.environ, {'TRAVIS': '1'}, clear=True): - assert helpers.target_concurrency() == 2 + assert lang_base.target_concurrency() == 2 def test_target_concurrency_cpu_count_not_implemented(): @@ -116,20 +139,35 @@ def test_target_concurrency_cpu_count_not_implemented(): multiprocessing, 'cpu_count', side_effect=NotImplementedError, ): with mock.patch.dict(os.environ, {}, clear=True): - assert helpers.target_concurrency() == 1 + assert lang_base.target_concurrency() == 1 def test_shuffled_is_deterministic(): seq = [str(i) for i in range(10)] expected = ['4', '0', '5', '1', '8', '6', '2', '3', '7', '9'] - assert helpers._shuffled(seq) == expected + assert lang_base._shuffled(seq) == expected def test_xargs_require_serial_is_not_shuffled(): - ret, out = helpers.run_xargs( + ret, out = lang_base.run_xargs( ('echo',), [str(i) for i in range(10)], require_serial=True, color=False, ) assert ret == 0 assert out.strip() == b'0 1 2 3 4 5 6 7 8 9' + + +def test_basic_run_hook(tmp_path): + ret, out = lang_base.basic_run_hook( + Prefix(tmp_path), + 'echo hi', + ['hello'], + ['file', 'file', 'file'], + is_local=False, + require_serial=False, + color=False, + ) + assert ret == 0 + out = out.replace(b'\r\n', b'\n') + assert out == b'hi hello file file file\n' |