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"""Tests for packaging.markers."""
import os
import sys
import platform
from packaging.markers import interpret
from packaging.tests import unittest
from packaging.tests.support import LoggingCatcher
class MarkersTestCase(LoggingCatcher,
unittest.TestCase):
def test_interpret(self):
sys_platform = sys.platform
version = sys.version.split()[0]
os_name = os.name
platform_version = platform.version()
platform_machine = platform.machine()
platform_python_implementation = platform.python_implementation()
self.assertTrue(interpret("sys.platform == '%s'" % sys_platform))
self.assertTrue(interpret(
"sys.platform == '%s' or python_version == '2.4'" % sys_platform))
self.assertTrue(interpret(
"sys.platform == '%s' and python_full_version == '%s'" %
(sys_platform, version)))
self.assertTrue(interpret("'%s' == sys.platform" % sys_platform))
self.assertTrue(interpret('os.name == "%s"' % os_name))
self.assertTrue(interpret(
'platform.version == "%s" and platform.machine == "%s"' %
(platform_version, platform_machine)))
self.assertTrue(interpret('platform.python_implementation == "%s"' %
platform_python_implementation))
# stuff that need to raise a syntax error
ops = ('os.name == os.name', 'os.name == 2', "'2' == '2'",
'okpjonon', '', 'os.name ==', 'python_version == 2.4')
for op in ops:
self.assertRaises(SyntaxError, interpret, op)
# combined operations
OP = 'os.name == "%s"' % os_name
AND = ' and '
OR = ' or '
self.assertTrue(interpret(OP + AND + OP))
self.assertTrue(interpret(OP + AND + OP + AND + OP))
self.assertTrue(interpret(OP + OR + OP))
self.assertTrue(interpret(OP + OR + OP + OR + OP))
# other operators
self.assertTrue(interpret("os.name != 'buuuu'"))
self.assertTrue(interpret("python_version > '1.0'"))
self.assertTrue(interpret("python_version < '5.0'"))
self.assertTrue(interpret("python_version <= '5.0'"))
self.assertTrue(interpret("python_version >= '1.0'"))
self.assertTrue(interpret("'%s' in os.name" % os_name))
self.assertTrue(interpret("'buuuu' not in os.name"))
self.assertTrue(interpret(
"'buuuu' not in os.name and '%s' in os.name" % os_name))
# execution context
self.assertTrue(interpret('python_version == "0.1"',
{'python_version': '0.1'}))
def test_suite():
return unittest.makeSuite(MarkersTestCase)
if __name__ == '__main__':
unittest.main(defaultTest='test_suite')
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