def test_cmap_from_json(self):
"""
Tests creation of a ColorMap from a json file
"""
json_file = 'Rainbow.json'
cmap = ColorMap.from_jsonfile(os.path.join(self.data_path, json_file))
self.assertIsInstance(cmap, ColorMap)
def test_save_as_json(self):
"""
Tests save ColorMap as json file
"""
cmap = ColorMap('mpl:{}'.format(self.default_mpl_cm))
cmap.show()
output_path = os.path.join(self.output_path, 'json_test.json')
cmap.save_as_json(output_path)
cmap_read = ColorMap.from_jsonfile(output_path)
cmap_read.show()
self.assertIsInstance(cmap_read, ColorMap)
