from flexmock import MethodCallError
from flexmock import flexmock_teardown
from flexmock_test import assertRaises
import flexmock
import flexmock_test


def test_module_level():
    m = flexmock(mod=2)
    m.should_receive('mod').once
    assertRaises(MethodCallError, flexmock_teardown)


def test_module_level_generator():
    mock = flexmock(foo=lambda x, y: None, bar=lambda: None)
    mock.should_receive('bar').never  # change never to once to observe the failure
    for i in range(0, 3):
        yield mock.foo, i, i*3


class TestRegularClass(flexmock_test.RegularClass):
    def test_regular(self):
        a = flexmock(a=2)
        a.should_receive('a').once
        assertRaises(MethodCallError, flexmock_teardown)

    def test_class_level_generator_tests(self):
        mock = flexmock(foo=lambda a, b: a)
        mock.should_receive('bar').never  # change never to once to observe the failure
        for i in range(0, 3):
            yield mock.foo, i, i*3


class TestUnittestClass(flexmock_test.TestFlexmockUnittest):
    def test_unittest(self):
        a = flexmock(a=2)
        a.should_receive('a').once
        assertRaises(MethodCallError, flexmock_teardown)