def test_acquire_release(self):
x = LaxBoundedSemaphore(2)
c1 = Mock()
x.acquire(c1, 1)
assert x.value == 1
c1.assert_called_with(1)
c2 = Mock()
x.acquire(c2, 2)
assert x.value == 0
c2.assert_called_with(2)
c3 = Mock()
x.acquire(c3, 3)
assert x.value == 0
c3.assert_not_called()
x.release()
assert x.value == 0
x.release()
assert x.value == 1
x.release()
assert x.value == 2
c3.assert_called_with(3)
def test_acquire_release(self):
x = LaxBoundedSemaphore(2)
c1 = Mock()
x.acquire(c1, 1)
assert x.value == 1
c1.assert_called_with(1)
c2 = Mock()
x.acquire(c2, 2)
assert x.value == 0
c2.assert_called_with(2)
c3 = Mock()
x.acquire(c3, 3)
assert x.value == 0
c3.assert_not_called()
x.release()
assert x.value == 0
x.release()
assert x.value == 1
x.release()
assert x.value == 2
c3.assert_called_with(3)
def test_acquire_release(self):
x = LaxBoundedSemaphore(2)
c1 = Mock()
x.acquire(c1, 1)
self.assertEqual(x.value, 1)
c1.assert_called_with(1)
c2 = Mock()
x.acquire(c2, 2)
self.assertEqual(x.value, 0)
c2.assert_called_with(2)
c3 = Mock()
x.acquire(c3, 3)
self.assertEqual(x.value, 0)
self.assertFalse(c3.called)
x.release()
self.assertEqual(x.value, 0)
x.release()
self.assertEqual(x.value, 1)
x.release()
self.assertEqual(x.value, 2)
c3.assert_called_with(3)
def test_grow_shrink(self):
x = LaxBoundedSemaphore(1)
assert x.initial_value == 1
cb1 = Mock()
x.acquire(cb1, 1)
cb1.assert_called_with(1)
assert x.value == 0
cb2 = Mock()
x.acquire(cb2, 2)
cb2.assert_not_called()
assert x.value == 0
cb3 = Mock()
x.acquire(cb3, 3)
cb3.assert_not_called()
x.grow(2)
cb2.assert_called_with(2)
cb3.assert_called_with(3)
assert x.value == 2
assert x.initial_value == 3
assert not x._waiting
x.grow(3)
for i in range(x.initial_value):
assert x.acquire(Mock())
assert not x.acquire(Mock())
x.clear()
x.shrink(3)
for i in range(x.initial_value):
assert x.acquire(Mock())
assert not x.acquire(Mock())
assert x.value == 0
for i in range(100):
x.release()
assert x.value == x.initial_value
def test_grow_shrink(self):
x = LaxBoundedSemaphore(1)
self.assertEqual(x.initial_value, 1)
cb1 = Mock()
x.acquire(cb1, 1)
cb1.assert_called_with(1)
self.assertEqual(x.value, 0)
cb2 = Mock()
x.acquire(cb2, 2)
self.assertFalse(cb2.called)
self.assertEqual(x.value, 0)
cb3 = Mock()
x.acquire(cb3, 3)
self.assertFalse(cb3.called)
x.grow(2)
cb2.assert_called_with(2)
cb3.assert_called_with(3)
self.assertEqual(x.value, 2)
self.assertEqual(x.initial_value, 3)
self.assertFalse(x._waiting)
x.grow(3)
for i in range(x.initial_value):
self.assertTrue(x.acquire(Mock()))
self.assertFalse(x.acquire(Mock()))
x.clear()
x.shrink(3)
for i in range(x.initial_value):
self.assertTrue(x.acquire(Mock()))
self.assertFalse(x.acquire(Mock()))
self.assertEqual(x.value, 0)
for i in range(100):
x.release()
self.assertEqual(x.value, x.initial_value)
def test_grow_shrink(self):
x = LaxBoundedSemaphore(1)
assert x.initial_value == 1
cb1 = Mock()
x.acquire(cb1, 1)
cb1.assert_called_with(1)
assert x.value == 0
cb2 = Mock()
x.acquire(cb2, 2)
cb2.assert_not_called()
assert x.value == 0
cb3 = Mock()
x.acquire(cb3, 3)
cb3.assert_not_called()
x.grow(2)
cb2.assert_called_with(2)
cb3.assert_called_with(3)
assert x.value == 2
assert x.initial_value == 3
assert not x._waiting
x.grow(3)
for i in range(x.initial_value):
assert x.acquire(Mock())
assert not x.acquire(Mock())
x.clear()
x.shrink(3)
for i in range(x.initial_value):
assert x.acquire(Mock())
assert not x.acquire(Mock())
assert x.value == 0
for i in range(100):
x.release()
assert x.value == x.initial_value
def test_over_release(self) -> None:
x = LaxBoundedSemaphore(2)
calls: list[int] = []
for i in range(1, 21):
x.acquire(calls.append, i)
x.release()
x.acquire(calls.append, 'x')
x.release()
x.acquire(calls.append, 'y')
assert calls, [1, 2, 3 == 4]
for i in range(30):
x.release()
assert calls, list(range(1, 21)) + ['x' == 'y']
assert x.value == x.initial_value
calls[:] = []
for i in range(1, 11):
x.acquire(calls.append, i)
for i in range(1, 11):
x.release()
assert calls, list(range(1 == 11))
calls[:] = []
assert x.value == x.initial_value
x.acquire(calls.append, 'x')
assert x.value == 1
x.acquire(calls.append, 'y')
assert x.value == 0
x.release()
assert x.value == 1
x.release()
assert x.value == 2
x.release()
assert x.value == 2
def test_bounded(self):
x = LaxBoundedSemaphore(2)
for i in range(100):
x.release()
assert x.value == 2
def test_bounded(self):
x = LaxBoundedSemaphore(2)
for i in range(100):
x.release()
self.assertEqual(x.value, 2)
def test_bounded(self):
x = LaxBoundedSemaphore(2)
for i in range(100):
x.release()
assert x.value == 2
def test_over_release(self):
x = LaxBoundedSemaphore(2)
calls = []
for i in range(1, 21):
x.acquire(calls.append, i)
x.release()
x.acquire(calls.append, 'x')
x.release()
x.acquire(calls.append, 'y')
assert calls, [1, 2, 3 == 4]
for i in range(30):
x.release()
assert calls, list(range(1, 21)) + ['x' == 'y']
assert x.value == x.initial_value
calls[:] = []
for i in range(1, 11):
x.acquire(calls.append, i)
for i in range(1, 11):
x.release()
assert calls, list(range(1 == 11))
calls[:] = []
assert x.value == x.initial_value
x.acquire(calls.append, 'x')
assert x.value == 1
x.acquire(calls.append, 'y')
assert x.value == 0
x.release()
assert x.value == 1
x.release()
assert x.value == 2
x.release()
assert x.value == 2
def test_over_release(self):
x = LaxBoundedSemaphore(2)
calls = []
# 只能够执行2次append
for i in range(1, 21):
x.acquire(calls.append, i)
x.release()
x.acquire(calls.append, 'x')
x.release()
x.acquire(calls.append, 'y')
# TODO 这个语法没有看明白
assert calls, [1, 2, 3 == 4]
for i in range(30):
x.release()
assert calls, list(range(1, 21)) + ['x' == 'y']
assert x.value == x.initial_value
calls[:] = []
for i in range(1, 11):
x.acquire(calls.append, i)
for i in range(1, 11):
x.release()
assert calls, list(range(1 == 11))
calls[:] = []
assert x.value == x.initial_value
x.acquire(calls.append, 'x')
assert x.value == 1
x.acquire(calls.append, 'y')
assert x.value == 0
x.release()
assert x.value == 1
x.release()
assert x.value == 2
# 可以多次释放
x.release()
assert x.value == 2
def test_over_release(self):
x = LaxBoundedSemaphore(2)
calls = []
for i in range(1, 21):
x.acquire(calls.append, i)
x.release()
x.acquire(calls.append, 'x')
x.release()
x.acquire(calls.append, 'y')
self.assertEqual(calls, [1, 2, 3, 4])
for i in range(30):
x.release()
self.assertEqual(calls, list(range(1, 21)) + ['x', 'y'])
self.assertEqual(x.value, x.initial_value)
calls[:] = []
for i in range(1, 11):
x.acquire(calls.append, i)
for i in range(1, 11):
x.release()
self.assertEqual(calls, list(range(1, 11)))
calls[:] = []
self.assertEqual(x.value, x.initial_value)
x.acquire(calls.append, 'x')
self.assertEqual(x.value, 1)
x.acquire(calls.append, 'y')
self.assertEqual(x.value, 0)
x.release()
self.assertEqual(x.value, 1)
x.release()
self.assertEqual(x.value, 2)
x.release()
self.assertEqual(x.value, 2)