def test_resolver_alias(self):
counter = Counter()
def resolver(keyname='provider_called', increment=1):
counter['resolver_called'] += 1
def provider():
counter[keyname] += increment
return counter
return provider
def test(a, b, c, d, e, f):
self.assertTrue(a is b)
self.assertTrue(a is c)
self.assertTrue(a is d)
self.assertTrue(a is e)
self.assertTrue(a is f)
a['counter_used'] += 1
ij = Injector()
ij.add_resolver('a', resolver, alias="b")
ij.add_resolver('c', resolver, alias=("d", "e", "f"))
ij.call_inject(test)
self.assertEqual(6, counter['resolver_called'])
self.assertEqual(6, counter['provider_called'])
self.assertEqual(1, counter['counter_used'])
def test_resolver_alias(self):
counter = Counter()
def resolver(keyname='provider_called', increment=1):
counter['resolver_called'] += 1
def provider():
counter[keyname] += increment
return counter
return provider
def test(a, b, c, d, e, f):
self.assertTrue(a is b)
self.assertTrue(a is c)
self.assertTrue(a is d)
self.assertTrue(a is e)
self.assertTrue(a is f)
a['counter_used'] += 1
ij = Injector()
ij.add_resolver('a', resolver, alias="b")
ij.add_resolver('c', resolver, alias=("d", "e", "f"))
ij.call_inject(test)
self.assertEqual(6, counter['resolver_called'])
self.assertEqual(6, counter['provider_called'])
self.assertEqual(1, counter['counter_used'])
def test_inject_resolver_decorator(self):
counter = Counter()
ij = Injector()
@ij.resolver('c')
def resolver(keyname='provider_called', increment=1):
counter['resolver_called'] += 1
def provider():
counter[keyname] += increment
return counter
return provider
def test(c, other=inject('c', keyname='special_called', increment=10)):
self.assertTrue(other is c)
c['counter_used'] += 1
ij.call_inject(test)
self.assertEqual(2, counter['resolver_called'])
self.assertEqual(1, counter['provider_called'])
self.assertEqual(10, counter['special_called'])
self.assertEqual(1, counter['counter_used'])
ij.call_inject(test)
self.assertEqual(2, counter['resolver_called']
) # !!! Should be cached and not called again
self.assertEqual(2, counter['provider_called'])
self.assertEqual(20, counter['special_called'])
self.assertEqual(2, counter['counter_used'])
def test_remove_provider(self):
ij = Injector()
ij.add_value('val', 5)
ij.remove('val')
def test(val): pass
with self.assertRaises(InjectError):
ij.call_inject(test)
def test_inject_resolver_decorator(self):
counter = Counter()
ij = Injector()
@ij.resolver('c')
def resolver(keyname='provider_called', increment=1):
counter['resolver_called'] += 1
def provider():
counter[keyname] += increment
return counter
return provider
def test(c, other=inject('c', keyname='special_called', increment=10)):
self.assertTrue(other is c)
c['counter_used'] += 1
ij.call_inject(test)
self.assertEqual(2, counter['resolver_called'])
self.assertEqual(1, counter['provider_called'])
self.assertEqual(10, counter['special_called'])
self.assertEqual(1, counter['counter_used'])
ij.call_inject(test)
self.assertEqual(2, counter['resolver_called']) # !!! Should be cached and not called again
self.assertEqual(2, counter['provider_called'])
self.assertEqual(20, counter['special_called'])
self.assertEqual(2, counter['counter_used'])
def test_remove_provider(self):
ij = Injector()
ij.add_value('val', 5)
ij.remove('val')
def test(val):
pass
with self.assertRaises(InjectError):
ij.call_inject(test)
def test_inject_value(self):
ij = Injector()
value = []
ij.add_value('val', value)
def test(val, other=inject('val')):
self.assertTrue(val is other)
self.assertTrue(val is value)
val.append(5)
ij.call_inject(test)
self.assertEqual([5], value)
def test_inject_value(self):
ij = Injector()
value = []
ij.add_value('val', value)
def test(val, other=inject('val')):
self.assertTrue(val is other)
self.assertTrue(val is value)
val.append(5)
ij.call_inject(test)
self.assertEqual([5], value)
def test_inject_provider_decorator(self):
counter = Counter()
ij = Injector()
@ij.provider('c')
def provider():
counter['provider_called'] += 1
return counter
def test(c, other=inject('c')):
self.assertTrue(other is c)
c['counter_used'] += 1
ij.call_inject(test)
self.assertEqual(2, counter['provider_called'])
self.assertEqual(1, counter['counter_used'])
def test_inject_provider_decorator(self):
counter = Counter()
ij = Injector()
@ij.provider('c')
def provider():
counter['provider_called'] += 1
return counter
def test(c, other=inject('c')):
self.assertTrue(other is c)
c['counter_used'] += 1
ij.call_inject(test)
self.assertEqual(2, counter['provider_called'])
self.assertEqual(1, counter['counter_used'])
