Function generate_validator_testcases

lib/matplotlib/tests/test_rcparams.py:212–443

(valid)

def generate_validator_testcases(valid):
    validation_tests = (
        {'validator': validate_bool,
         'success': (*((_, True) for _ in
                       ('t', 'y', 'yes', 'on', 'true', '1', 1, True)),
                     *((_, False) for _ in
                       ('f', 'n', 'no', 'off', 'false', '0', 0, False))),
         'fail': ((_, ValueError)
                  for _ in ('aardvark', 2, -1, [], ))
         },
        {'validator': validate_stringlist,
         'success': (('', []),
                     ('a,b', ['a', 'b']),
                     ('aardvark', ['aardvark']),
                     ('aardvark, ', ['aardvark']),
                     ('aardvark, ,', ['aardvark']),
                     (['a', 'b'], ['a', 'b']),
                     (('a', 'b'), ['a', 'b']),
                     (iter(['a', 'b']), ['a', 'b']),
                     (np.array(['a', 'b']), ['a', 'b']),
                     ),
         'fail': ((set(), ValueError),
                  (1, ValueError),
                  )
         },
        {'validator': _listify_validator(validate_int, n=2),
         'success': ((_, [1, 2])
                     for _ in ('1, 2', [1.5, 2.5], [1, 2],
                               (1, 2), np.array((1, 2)))),
         'fail': ((_, ValueError)
                  for _ in ('aardvark', ('a', 1),
                            (1, 2, 3)
                            ))
         },
        {'validator': _listify_validator(validate_float, n=2),
         'success': ((_, [1.5, 2.5])
                     for _ in ('1.5, 2.5', [1.5, 2.5], [1.5, 2.5],
                               (1.5, 2.5), np.array((1.5, 2.5)))),
         'fail': ((_, ValueError)
                  for _ in ('aardvark', ('a', 1), (1, 2, 3), (None, ), None))
         },
        {'validator': validate_cycler,
         'success': (('cycler("color", "rgb")',
                      cycler("color", 'rgb')),
                     ('cycler("color", "Dark2")',
                      cycler("color", mpl.color_sequences["Dark2"])),
                     (cycler('linestyle', ['-', '--']),
                      cycler('linestyle', ['-', '--'])),
                     ("""(cycler("color", ["r", "g", "b"]) +
                          cycler("mew", [2, 3, 5]))""",
                      (cycler("color", 'rgb') +
                       cycler("markeredgewidth", [2, 3, 5]))),
                     ("cycler(c='rgb', lw=[1, 2, 3])",
                      cycler('color', 'rgb') + cycler('linewidth', [1, 2, 3])),
                     ("cycler('c', 'rgb') * cycler('linestyle', ['-', '--'])",
                      (cycler('color', 'rgb') *
                       cycler('linestyle', ['-', '--']))),
                     (cycler('ls', ['-', '--']),