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Diffstat (limited to 'jython-tosca-parser/src/main/resources/Lib/site-packages/setuptools/tests/test_msvc9compiler.py')
| -rw-r--r-- | jython-tosca-parser/src/main/resources/Lib/site-packages/setuptools/tests/test_msvc9compiler.py | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/setuptools/tests/test_msvc9compiler.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/setuptools/tests/test_msvc9compiler.py new file mode 100644 index 0000000..09e0460 --- /dev/null +++ b/jython-tosca-parser/src/main/resources/Lib/site-packages/setuptools/tests/test_msvc9compiler.py @@ -0,0 +1,179 @@ +""" +Tests for msvc9compiler. +""" + +import os +import contextlib +import distutils.errors + +import pytest +try: + from unittest import mock +except ImportError: + import mock + +from . import contexts + +# importing only setuptools should apply the patch +__import__('setuptools') + +pytest.importorskip("distutils.msvc9compiler") + + +def mock_reg(hkcu=None, hklm=None): + """ + Return a mock for distutils.msvc9compiler.Reg, patched + to mock out the functions that access the registry. + """ + + _winreg = getattr(distutils.msvc9compiler, '_winreg', None) + winreg = getattr(distutils.msvc9compiler, 'winreg', _winreg) + + hives = { + winreg.HKEY_CURRENT_USER: hkcu or {}, + winreg.HKEY_LOCAL_MACHINE: hklm or {}, + } + + @classmethod + def read_keys(cls, base, key): + """Return list of registry keys.""" + hive = hives.get(base, {}) + return [ + k.rpartition('\\')[2] + for k in hive if k.startswith(key.lower()) + ] + + @classmethod + def read_values(cls, base, key): + """Return dict of registry keys and values.""" + hive = hives.get(base, {}) + return dict( + (k.rpartition('\\')[2], hive[k]) + for k in hive if k.startswith(key.lower()) + ) + + return mock.patch.multiple(distutils.msvc9compiler.Reg, + read_keys=read_keys, read_values=read_values) + + +class TestModulePatch: + """ + Ensure that importing setuptools is sufficient to replace + the standard find_vcvarsall function with a version that + recognizes the "Visual C++ for Python" package. + """ + + key_32 = r'software\microsoft\devdiv\vcforpython\9.0\installdir' + key_64 = r'software\wow6432node\microsoft\devdiv\vcforpython\9.0\installdir' + + def test_patched(self): + "Test the module is actually patched" + mod_name = distutils.msvc9compiler.find_vcvarsall.__module__ + assert mod_name == "setuptools.msvc9_support", "find_vcvarsall unpatched" + + def test_no_registry_entryies_means_nothing_found(self): + """ + No registry entries or environment variable should lead to an error + directing the user to download vcpython27. + """ + find_vcvarsall = distutils.msvc9compiler.find_vcvarsall + query_vcvarsall = distutils.msvc9compiler.query_vcvarsall + + with contexts.environment(VS90COMNTOOLS=None): + with mock_reg(): + assert find_vcvarsall(9.0) is None + + expected = distutils.errors.DistutilsPlatformError + with pytest.raises(expected) as exc: + query_vcvarsall(9.0) + assert 'aka.ms/vcpython27' in str(exc) + + @pytest.yield_fixture + def user_preferred_setting(self): + """ + Set up environment with different install dirs for user vs. system + and yield the user_install_dir for the expected result. + """ + with self.mock_install_dir() as user_install_dir: + with self.mock_install_dir() as system_install_dir: + reg = mock_reg( + hkcu={ + self.key_32: user_install_dir, + }, + hklm={ + self.key_32: system_install_dir, + self.key_64: system_install_dir, + }, + ) + with reg: + yield user_install_dir + + def test_prefer_current_user(self, user_preferred_setting): + """ + Ensure user's settings are preferred. + """ + result = distutils.msvc9compiler.find_vcvarsall(9.0) + expected = os.path.join(user_preferred_setting, 'vcvarsall.bat') + assert expected == result + + @pytest.yield_fixture + def local_machine_setting(self): + """ + Set up environment with only the system environment configured. + """ + with self.mock_install_dir() as system_install_dir: + reg = mock_reg( + hklm={ + self.key_32: system_install_dir, + }, + ) + with reg: + yield system_install_dir + + def test_local_machine_recognized(self, local_machine_setting): + """ + Ensure machine setting is honored if user settings are not present. + """ + result = distutils.msvc9compiler.find_vcvarsall(9.0) + expected = os.path.join(local_machine_setting, 'vcvarsall.bat') + assert expected == result + + @pytest.yield_fixture + def x64_preferred_setting(self): + """ + Set up environment with 64-bit and 32-bit system settings configured + and yield the canonical location. + """ + with self.mock_install_dir() as x32_dir: + with self.mock_install_dir() as x64_dir: + reg = mock_reg( + hklm={ + # This *should* only exist on 32-bit machines + self.key_32: x32_dir, + # This *should* only exist on 64-bit machines + self.key_64: x64_dir, + }, + ) + with reg: + yield x32_dir + + def test_ensure_64_bit_preferred(self, x64_preferred_setting): + """ + Ensure 64-bit system key is preferred. + """ + result = distutils.msvc9compiler.find_vcvarsall(9.0) + expected = os.path.join(x64_preferred_setting, 'vcvarsall.bat') + assert expected == result + + @staticmethod + @contextlib.contextmanager + def mock_install_dir(): + """ + Make a mock install dir in a unique location so that tests can + distinguish which dir was detected in a given scenario. + """ + with contexts.tempdir() as result: + vcvarsall = os.path.join(result, 'vcvarsall.bat') + with open(vcvarsall, 'w'): + pass + yield result |