def test_multiple_mmaps(self):
path = guid()
path2 = guid()
data = guid()
self.to_nuke.extend([path, path2])
mm1 = SharedMmap(path, len(data), create=True)
mm1.write(data)
mm2 = SharedMmap(path, len(data))
result = mm2.read()
self.assertEqual(result, data)
# Open both maps first, see if data synchronizes
mm1 = SharedMmap(path2, len(data), create=True)
mm2 = SharedMmap(path2, len(data))
mm1.write(data)
result = mm2.read()
self.assertEqual(result, data)
def test_multiple_mmaps(self):
path = guid()
path2 = guid()
data = guid()
self.to_nuke.extend([path, path2])
mm1 = SharedMmap(path, len(data), create=True)
mm1.write(data)
mm2 = SharedMmap(path, len(data))
result = mm2.read()
self.assertEqual(result, data)
# Open both maps first, see if data synchronizes
mm1 = SharedMmap(path2, len(data), create=True)
mm2 = SharedMmap(path2, len(data))
mm1.write(data)
result = mm2.read()
self.assertEqual(result, data)
def test_file_interface(self):
path = guid()
self.to_nuke.append(path)
data = guid()
mm = SharedMmap(path, len(data), create=True)
assert mm.tell() == 0
mm.write(data)
assert mm.tell() == len(data)
mm.seek(0)
assert mm.tell() == 0
result = mm.read(16)
assert len(result) == 16
assert result == data[:16]
assert mm.tell() == 16
def test_file_interface(self):
path = guid()
self.to_nuke.append(path)
data = guid()
mm = SharedMmap(path, len(data), create=True)
assert mm.tell() == 0
mm.write(data)
assert mm.tell() == len(data)
mm.seek(0)
assert mm.tell() == 0
result = mm.read(16)
assert len(result) == 16
assert result == data[:16]
assert mm.tell() == 16
