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import unittest |
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3
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from verboselib.lazy import LazyString |
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class LazyStringTestCase(unittest.TestCase): |
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def test_str(self): |
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testee = LazyString(lambda: "foo") |
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self.assertEqual(str(testee), "foo") |
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def test_args_kwargs(self): |
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testee = LazyString( |
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lambda a, b: "{} =? {} : {}".format(a, b, a == b), |
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10, |
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b=20 |
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) |
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self.assertEqual(testee, "10 =? 20 : False") |
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20
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def test_format(self): |
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testee = LazyString(lambda: "name: {name}") |
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self.assertEqual(testee.format(name="foo"), "name: foo") |
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def test_invalid_attribute(self): |
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testee = LazyString(lambda: "foo") |
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with self.assertRaises(AttributeError): |
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testee.foo() |
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def test_len(self): |
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testee = LazyString(lambda: "foo") |
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self.assertEqual(len(testee), 3) |
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def test_indexing(self): |
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testee = LazyString(lambda: "foo") |
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self.assertEqual(testee[0], "f") |
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def test_iter(self): |
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testee = LazyString(lambda: "foo") |
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self.assertEqual(list(iter(testee)), ["f", "o", "o"]) |
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def test_contains(self): |
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testee = LazyString(lambda: "foo") |
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self.assertIn("f", testee) |
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def test_add(self): |
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testee = LazyString(lambda: "foo") |
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self.assertEqual(testee + "bar", "foobar") |
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def test_radd(self): |
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testee = LazyString(lambda: "foo") |
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self.assertEqual("bar" + testee, "barfoo") |
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def test_mul(self): |
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testee = LazyString(lambda: "foo") |
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self.assertEqual(testee * 3, "foofoofoo") |
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def test_rmul(self): |
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testee = LazyString(lambda: "foo") |
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self.assertEqual(3 * testee, "foofoofoo") |
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def test_eq(self): |
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testee = LazyString(lambda: "foo") |
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self.assertEqual(testee, "foo") |
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def test_ne(self): |
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testee = LazyString(lambda: "foo") |
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self.assertNotEqual(testee, "bar") |
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def test_lt(self): |
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testee = LazyString(lambda: "foo") |
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self.assertFalse(testee < "boo") |
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self.assertTrue( testee < "joo") |
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def test_le(self): |
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testee = LazyString(lambda: "foo") |
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self.assertFalse(testee <= "boo") |
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self.assertTrue( testee <= "foo") |
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self.assertTrue( testee <= "joo") |
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def test_gt(self): |
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testee = LazyString(lambda: "foo") |
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self.assertTrue( testee > "boo") |
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self.assertFalse(testee > "joo") |
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86
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def test_ge(self): |
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testee = LazyString(lambda: "foo") |
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self.assertTrue( testee >= "boo") |
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self.assertTrue( testee >= "foo") |
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self.assertFalse(testee >= "joo") |
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