47 lines
1.1 KiB
Python
47 lines
1.1 KiB
Python
import sys
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from unittest import mock
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import pytest
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import pre_commit.constants as C
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from pre_commit import parse_shebang
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from pre_commit.languages.node import get_default_version
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ACTUAL_GET_DEFAULT_VERSION = get_default_version.__wrapped__
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@pytest.fixture
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def is_linux():
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with mock.patch.object(sys, 'platform', 'linux'):
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yield
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@pytest.fixture
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def is_win32():
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with mock.patch.object(sys, 'platform', 'win32'):
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yield
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@pytest.fixture
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def find_exe_mck():
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with mock.patch.object(parse_shebang, 'find_executable') as mck:
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yield mck
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@pytest.mark.usefixtures('is_linux')
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def test_sets_system_when_node_and_npm_are_available(find_exe_mck):
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find_exe_mck.return_value = '/path/to/exe'
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assert ACTUAL_GET_DEFAULT_VERSION() == 'system'
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@pytest.mark.usefixtures('is_linux')
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def test_uses_default_when_node_and_npm_are_not_available(find_exe_mck):
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find_exe_mck.return_value = None
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assert ACTUAL_GET_DEFAULT_VERSION() == C.DEFAULT
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@pytest.mark.usefixtures('is_win32')
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def test_sets_default_on_windows(find_exe_mck):
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find_exe_mck.return_value = '/path/to/exe'
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assert ACTUAL_GET_DEFAULT_VERSION() == C.DEFAULT
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