78 lines
2.3 KiB
Python
78 lines
2.3 KiB
Python
from unittest import TestCase
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from nose.tools import assert_equal
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from .parameterized import parameterized, param
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def assert_contains(haystack, needle):
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if needle not in haystack:
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raise AssertionError("%r not in %r" %(needle, haystack))
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missing_tests = set([
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"test_naked_function(42, bar=None)",
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"test_naked_function('foo0', bar=None)",
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"test_naked_function('foo1', bar=None)",
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"test_naked_function('foo2', bar=42)",
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"test_instance_method(42, bar=None)",
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"test_instance_method('foo0', bar=None)",
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"test_instance_method('foo1', bar=None)",
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"test_instance_method('foo2', bar=42)",
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"test_on_TestCase(42, bar=None)",
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"test_on_TestCase('foo0', bar=None)",
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"test_on_TestCase('foo1', bar=None)",
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"test_on_TestCase('foo2', bar=42)",
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])
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test_params = [
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(42, ),
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"foo0",
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param("foo1"),
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param("foo2", bar=42),
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]
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@parameterized(test_params)
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def test_naked_function(foo, bar=None):
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missing_tests.remove("test_naked_function(%r, bar=%r)" %(foo, bar))
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class TestParameterized(object):
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@parameterized(test_params)
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def test_instance_method(self, foo, bar=None):
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missing_tests.remove("test_instance_method(%r, bar=%r)" %(foo, bar))
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class TestParamerizedOnTestCase(TestCase):
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@parameterized.expand(test_params)
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def test_on_TestCase(self, foo, bar=None):
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missing_tests.remove("test_on_TestCase(%r, bar=%r)" %(foo, bar))
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def test_warns_when_using_parameterized_with_TestCase():
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try:
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class TestTestCaseWarnsOnBadUseOfParameterized(TestCase):
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@parameterized([42])
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def test_should_throw_error(self, foo):
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pass
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except Exception as e:
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assert_contains(str(e), "parameterized.expand")
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else:
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raise AssertionError("Expected exception not raised")
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missing_tests.add("test_wrapped_iterable_input()")
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@parameterized(lambda: iter(["foo"]))
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def test_wrapped_iterable_input(foo):
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missing_tests.remove("test_wrapped_iterable_input()")
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def test_helpful_error_on_non_iterable_input():
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try:
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for _ in parameterized(lambda: 42)(lambda: None)():
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pass
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except Exception as e:
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assert_contains(str(e), "expected iterable input")
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else:
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raise AssertionError("Expected exception not raised")
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def teardown_module():
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missing = sorted(list(missing_tests))
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assert_equal(missing, [])
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