def test_min_max_dimensions(self):
ops = {'w': MAX_IMAGE_W*2, 'h': MAX_IMAGE_H*2}
max_dim = {'w': MAX_IMAGE_W, 'h': MAX_IMAGE_H}
params = param_validation(ops)
self.assertEqual(max_dim, params)
ops = {'w': 0, 'h': -1}
min_dim = {'w': 1, 'h': 1}
params = param_validation(ops)
self.assertEqual(min_dim, params)
def test_valid(self):
ops = {'WIDTH': 10, 'height': 20, 'fit': 'bounds',
'format': 'jpeg', 'quality': 75, 'auto': 'compress'}
params = param_validation(ops)
self.assertIn('w', params)
ops = {'w': 10, 'h': 20, 'fit': 'CROP',
'fm': 'jpeg', 'q': 75, 'auto': 'compress'}
params = param_validation(ops)
self.assertIn('fit', params)
ops = {'w': 10, 'h': 20, 'f': 'clip', 'dpr': 5.3,
'fm': 'jpeg', 'q': 75, 'auto': 'compress'}
params = param_validation(ops)
self.assertEqual(ops, params)
def test_other_limits(self):
ops = {'q': 120}
params = param_validation(ops)
exp_ops = {'q': 100}
self.assertEqual(exp_ops, params)
ops = {'q': -1}
params = param_validation(ops)
exp_ops = {'q': 1}
self.assertEqual(exp_ops, params)
ops = {'dpr': 0.0}
params = param_validation(ops)
exp_ops = {'dpr': 1}
self.assertEqual(exp_ops, params)
ops = {'dpr': 10}
params = param_validation(ops)
exp_ops = {'dpr': 8}
self.assertEqual(exp_ops, params)
def test_invalid_schema(self):
ops = {'width': 'invalid', 'h': 20, 'fit': 'crop', 'dpr': 1.1,
'format': 'jpeg', 'quality': 75, 'auto': 'compress'}
params = param_validation(ops)
self.assertNotIn('w', params)
self.assertIn('h', params)
self.assertIn('q', params)
self.assertIn('dpr', params)
ops = {'h': 'invalid', 'w': 20, 'fit': 'invalid', 'dpr': 'invalid',
'format': 'jpeg', 'quality': 75, 'auto': 'compress'}
params = param_validation(ops)
self.assertNotIn('h', params)
self.assertNotIn('dpr', params)
self.assertNotIn('fit', params)
self.assertIn('w', params)
self.assertIn('fm', params)
self.assertIn('auto', params)
def test_dependencies(self):
self.assertIsNotNone(param_validation({'w': 1}))
self.assertIsNotNone(param_validation({'h': 1}))
self.assertIsNotNone(param_validation({'fm': 'png'}))
self.assertIsNotNone(param_validation({'q': 1}))
self.assertIsNotNone(param_validation({'auto': 'compress'}))
self.assertIsNotNone(param_validation({'dpr': 1}))
#
# `fit` is dependend of either `w` or `h`
#
params = param_validation({'fit': 'crop'})
self.assertEqual(params, {})
def test_unknown_params(self):
ops = {'invalid': 'value', 'q': 75}
params = param_validation(ops)
self.assertEqual(ops, params)
def test_invalid_quality_fmt(self):
ops = {'fm': 'gif', 'q': 75}
params = param_validation(ops)
self.assertNotIn('q', params)
self.assertIn('fm', params)