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from unittest import TestCase
from xphyle.types import *
class TypeTests(TestCase):
def test_mode_access(self):
for t in ("READ", "READWRITE", "TRUNCATE_READWRITE"):
self.assertTrue(ModeAccess[t].readable)
for t in ("WRITE", "READWRITE", "TRUNCATE_READWRITE", "APPEND", "EXCLUSIVE"):
self.assertTrue(ModeAccess[t].writable)
def test_file_mode(self):
for f in (
FileMode(),
FileMode("rt"),
FileMode(access="r"),
FileMode(coding="t"),
FileMode(access=ModeAccess.READ),
FileMode(coding=ModeCoding.TEXT),
FileMode(access="r", coding="t"),
FileMode(access=ModeAccess.READ, coding="t"),
FileMode(access="r", coding=ModeCoding.TEXT),
FileMode(access=ModeAccess.READ, coding=ModeCoding.TEXT),
):
self.assertEqual(ModeAccess.READ, f.access)
self.assertEqual(ModeCoding.TEXT, f.coding)
self.assertTrue(f.readable)
self.assertFalse(f.writable)
self.assertTrue(f.text)
self.assertFalse(f.binary)
self.assertTrue("rt" in f)
self.assertFalse("b" in f)
self.assertTrue(ModeAccess.READ in f)
self.assertTrue(ModeCoding.TEXT in f)
self.assertEqual("rt", f.value)
self.assertEqual("rt", str(f))
with self.assertRaises(ValueError):
FileMode("rz")
def test_permissions(self):
self.assertEqual(os.R_OK, Permission.READ.os_flag)
self.assertEqual(os.W_OK, Permission.WRITE.os_flag)
self.assertEqual(os.X_OK, Permission.EXECUTE.os_flag)
self.assertEqual(stat.S_IREAD, Permission.READ.stat_flag)
self.assertEqual(stat.S_IWRITE, Permission.WRITE.stat_flag)
self.assertEqual(stat.S_IEXEC, Permission.EXECUTE.stat_flag)
def test_permission_set(self):
for a in (
PermissionSet("rwx"),
PermissionSet(("r", "w", "x")),
PermissionSet(7),
PermissionSet((1, 2, 4)),
PermissionSet((Permission.READ, Permission.WRITE, Permission.EXECUTE)),
):
self.assertEqual(7, a.os_flags)
self.assertEqual(448, a.stat_flags)
self.assertEqual("rwx", "".join(f.value for f in a))
self.assertEqual("rwx", str(a))
for char in "rwx":
self.assertTrue(char in a)
self.assertTrue(Permission(char) in a)
a = PermissionSet()
a.add(ModeAccess.READ)
a.add(ModeAccess.WRITE)
self.assertEqual("rw", str(a))
def test_cache(self):
fm1 = FileMode("rt")
fm2 = FileMode("rt")
fm3 = FileMode("tr")
self.assertEqual(fm1, fm2)
self.assertEqual(fm1, fm3)
self.assertEqual(id(fm1), id(fm2))
self.assertNotEqual(id(fm1), id(fm3))
perm1 = PermissionSet("rw")
perm2 = PermissionSet("rw")
perm3 = PermissionSet("wr")
self.assertEqual(perm1, perm2)
self.assertEqual(perm1, perm3)
self.assertEqual(id(perm1), id(perm2))
self.assertNotEqual(id(perm1), id(perm3))
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