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-rw-r--r--src/engine/SCons/Platform/virtualenvTests.py243
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diff --git a/src/engine/SCons/Platform/virtualenvTests.py b/src/engine/SCons/Platform/virtualenvTests.py
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+#
+# Copyright (c) 2001 - 2019 The SCons Foundation
+#
+# Permission is hereby granted, free of charge, to any person obtaining
+# a copy of this software and associated documentation files (the
+# "Software"), to deal in the Software without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish,
+# distribute, sublicense, and/or sell copies of the Software, and to
+# permit persons to whom the Software is furnished to do so, subject to
+# the following conditions:
+#
+# The above copyright notice and this permission notice shall be included
+# in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
+# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
+# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+#
+
+__revision__ = "src/engine/SCons/Platform/virtualenvTests.py e724ae812eb96f4858a132f5b8c769724744faf6 2019-07-21 00:04:47 bdeegan"
+
+import SCons.compat
+
+import collections
+import unittest
+import os
+import sys
+
+import SCons.Platform.virtualenv
+import SCons.Util
+
+class Environment(collections.UserDict):
+ def Detect(self, cmd):
+ return cmd
+
+ def AppendENVPath(self, key, value):
+ if SCons.Util.is_List(value):
+ value = os.path.pathsep.join(value)
+ if 'ENV' not in self:
+ self['ENV'] = {}
+ current = self['ENV'].get(key)
+ if not current:
+ self['ENV'][key] = value
+ else:
+ self['ENV'][key] = os.path.pathsep.join([current, value])
+
+ def PrependENVPath(self, key, value):
+ if SCons.Util.is_List(value):
+ value = os.path.pathsep.join(value)
+ if 'ENV' not in self:
+ self['ENV'] = {}
+ current = self['ENV'].get(key)
+ if not current:
+ self['ENV'][key] = value
+ else:
+ self['ENV'][key] = os.path.pathsep.join([value, current])
+
+class SysPrefixes(object):
+ """Used to temporarily mock sys.prefix, sys.real_prefix and sys.base_prefix"""
+ def __init__(self, prefix, real_prefix=None, base_prefix=None):
+ self._prefix = prefix
+ self._real_prefix = real_prefix
+ self._base_prefix = base_prefix
+
+ def start(self):
+ self._store()
+ sys.prefix = self._prefix
+ if self._real_prefix is None:
+ if hasattr(sys, 'real_prefix'):
+ del sys.real_prefix
+ else:
+ sys.real_prefix = self._real_prefix
+ if self._base_prefix is None:
+ if hasattr(sys, 'base_prefix'):
+ del sys.base_prefix
+ else:
+ sys.base_prefix = self._base_prefix
+
+ def stop(self):
+ self._restore()
+
+ def __enter__(self):
+ self.start()
+ attrs = ('prefix', 'real_prefix', 'base_prefix')
+ return {k: getattr(sys, k) for k in attrs if hasattr(sys, k)}
+
+ def __exit__(self, *args):
+ self.stop()
+
+ def _store(self):
+ s = dict()
+ if hasattr(sys, 'real_prefix'):
+ s['real_prefix'] = sys.real_prefix
+ if hasattr(sys, 'base_prefix'):
+ s['base_prefix'] = sys.base_prefix
+ s['prefix'] = sys.prefix
+ self._stored = s
+
+ def _restore(self):
+ s = self._stored
+ if 'real_prefix' in s:
+ sys.real_prefix = s['real_prefix']
+ if 'base_prefix' in s:
+ sys.base_prefix = s['base_prefix']
+ if 'prefix' in s:
+ sys.prefix = s['prefix']
+ del self._stored
+
+def _p(p):
+ """Converts path string **p** from posix format to os-specific format."""
+ drive = []
+ if p.startswith('/') and sys.platform == 'win32':
+ drive = ['C:']
+ pieces = p.split('/')
+ return os.path.sep.join(drive + pieces)
+
+
+class _is_path_in_TestCase(unittest.TestCase):
+ def test_false(self):
+ for args in [ ('',''),
+ ('', _p('/foo/bar')),
+ (_p('/foo/bar'), ''),
+ (_p('/foo/bar'), _p('/foo/bar')),
+ (_p('/foo/bar'), _p('/foo/bar/geez')),
+ (_p('/'), _p('/foo')),
+ (_p('foo'), _p('foo/bar')) ]:
+ assert SCons.Platform.virtualenv._is_path_in(*args) is False, "_is_path_in(%r, %r) should be False" % args
+
+ def test__true(self):
+ for args in [ (_p('/foo'), _p('/')),
+ (_p('/foo/bar'), _p('/foo')),
+ (_p('/foo/bar/geez'), _p('/foo/bar')),
+ (_p('/foo//bar//geez'), _p('/foo/bar')),
+ (_p('/foo/bar/geez'), _p('/foo//bar')),
+ (_p('/foo/bar/geez'), _p('//foo//bar')) ]:
+ assert SCons.Platform.virtualenv._is_path_in(*args) is True, "_is_path_in(%r, %r) should be True" % args
+
+class IsInVirtualenvTestCase(unittest.TestCase):
+ def test_false(self):
+ # "without wirtualenv" - always false
+ with SysPrefixes(_p('/prefix')):
+ for p in [ _p(''),
+ _p('/foo'),
+ _p('/prefix'),
+ _p('/prefix/foo') ]:
+ assert SCons.Platform.virtualenv.IsInVirtualenv(p) is False, "IsInVirtualenv(%r) should be False" % p
+
+ # "with virtualenv"
+ with SysPrefixes(_p('/virtualenv/prefix'), real_prefix=_p('/real/prefix')):
+ for p in [ _p(''),
+ _p('/real/prefix/foo'),
+ _p('/virtualenv/prefix'),
+ _p('/virtualenv/prefix/bar/..'),
+ _p('/virtualenv/prefix/bar/../../bleah'),
+ _p('/virtualenv/bleah') ]:
+ assert SCons.Platform.virtualenv.IsInVirtualenv(p) is False, "IsInVirtualenv(%r) should be False" % p
+
+ # "with venv"
+ with SysPrefixes(_p('/virtualenv/prefix'), base_prefix=_p('/base/prefix')):
+ for p in [ _p(''),
+ _p('/base/prefix/foo'),
+ _p('/virtualenv/prefix'),
+ _p('/virtualenv/prefix/bar/..'),
+ _p('/virtualenv/prefix/bar/../../bleah'),
+ _p('/virtualenv/bleah') ]:
+ assert SCons.Platform.virtualenv.IsInVirtualenv(p) is False, "IsInVirtualenv(%r) should be False" % p
+
+ def test_true(self):
+ # "with virtualenv"
+ with SysPrefixes(_p('/virtualenv/prefix'), real_prefix=_p('/real/prefix')):
+ for p in [ _p('/virtualenv/prefix/foo'),
+ _p('/virtualenv/prefix/foo/bar') ]:
+ assert SCons.Platform.virtualenv.IsInVirtualenv(p) is True, "IsInVirtualenv(%r) should be True" % p
+
+ # "with venv"
+ with SysPrefixes(_p('/virtualenv/prefix'), base_prefix=_p('/base/prefix')):
+ for p in [ _p('/virtualenv/prefix/foo'),
+ _p('/virtualenv/prefix/foo/bar') ]:
+ assert SCons.Platform.virtualenv.IsInVirtualenv(p) is True, "IsInVirtualenv(%r) should be True" % p
+
+class _inject_venv_pathTestCase(unittest.TestCase):
+ def path_list(self):
+ return [
+ _p('/virtualenv/prefix/bin'),
+ _p('/virtualenv/prefix'),
+ _p('/virtualenv/prefix/../bar'),
+ _p('/home/user/.local/bin'),
+ _p('/usr/bin'),
+ _p('/opt/bin')
+ ]
+ def test_with_path_string(self):
+ env = Environment()
+ path_string = os.path.pathsep.join(self.path_list())
+ with SysPrefixes(_p('/virtualenv/prefix'), real_prefix=_p('/real/prefix')):
+ SCons.Platform.virtualenv._inject_venv_path(env, path_string)
+ assert env['ENV']['PATH'] == _p('/virtualenv/prefix/bin'), env['ENV']['PATH']
+
+ def test_with_path_list(self):
+ env = Environment()
+ with SysPrefixes(_p('/virtualenv/prefix'), real_prefix=_p('/real/prefix')):
+ SCons.Platform.virtualenv._inject_venv_path(env, self.path_list())
+ assert env['ENV']['PATH'] == _p('/virtualenv/prefix/bin'), env['ENV']['PATH']
+
+class VirtualenvTestCase(unittest.TestCase):
+ def test_none(self):
+ def _msg(given):
+ return "Virtualenv() should be None, not %s" % repr(given)
+
+ with SysPrefixes(_p('/prefix')):
+ ve = SCons.Platform.virtualenv.Virtualenv()
+ assert ve is None , _msg(ve)
+ with SysPrefixes(_p('/base/prefix'), base_prefix=_p('/base/prefix')):
+ ve = SCons.Platform.virtualenv.Virtualenv()
+ assert ve is None, _msg(ve)
+
+ def test_not_none(self):
+ def _msg(expected, given):
+ return "Virtualenv() should == %r, not %s" % (_p(expected), repr(given))
+
+ with SysPrefixes(_p('/virtualenv/prefix'), real_prefix=_p('/real/prefix')):
+ ve = SCons.Platform.virtualenv.Virtualenv()
+ assert ve == _p('/virtualenv/prefix'), _msg('/virtualenv/prefix', ve)
+ with SysPrefixes(_p('/same/prefix'), real_prefix=_p('/same/prefix')):
+ ve = SCons.Platform.virtualenv.Virtualenv()
+ assert ve == _p('/same/prefix'), _msg('/same/prefix', ve)
+ with SysPrefixes(_p('/virtualenv/prefix'), base_prefix=_p('/base/prefix')):
+ ve = SCons.Platform.virtualenv.Virtualenv()
+ assert ve == _p('/virtualenv/prefix'), _msg('/virtualenv/prefix', ve)
+
+
+if __name__ == "__main__":
+ unittest.main()
+
+
+# Local Variables:
+# tab-width:4
+# indent-tabs-mode:nil
+# End:
+# vim: set expandtab tabstop=4 shiftwidth=4:
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-28 01:56:51 +0000