def test_valid_range(self):
from jicbioimage.core.util.color import unique_color_from_identifier
with self.assertRaises(ValueError):
unique_color_from_identifier(-1)
with self.assertRaises(ValueError):
unique_color_from_identifier(256 * 256 * 256)
def test_non_in_raises_typerror(self):
from jicbioimage.core.util.color import unique_color_from_identifier
with self.assertRaises(TypeError):
unique_color_from_identifier(1.0)
with self.assertRaises(TypeError):
unique_color_from_identifier("1")
def test_some_unique_colors(self):
from jicbioimage.core.util.color import unique_color_from_identifier
for i in range(1, 10):
identifier = i
blueish = unique_color_from_identifier(identifier)
expected = (0, 0, i)
self.assertEqual(blueish, expected)
identifier = 256 + i
greenish = unique_color_from_identifier(identifier)
expected = (0, 1, i)
self.assertEqual(greenish, expected)
identifier = 256**2 + i
redish = unique_color_from_identifier(identifier)
expected = (1, 0, i)
self.assertEqual(redish, expected)
def test_some_unique_colors(self):
from jicbioimage.core.util.color import unique_color_from_identifier
for i in range(1, 10):
identifier = i
blueish = unique_color_from_identifier(identifier)
expected = (0, 0, i)
self.assertEqual(blueish, expected)
identifier = 256 + i
greenish = unique_color_from_identifier(identifier)
expected = (0, 1, i)
self.assertEqual(greenish, expected)
identifier = 256 ** 2 + i
redish = unique_color_from_identifier(identifier)
expected = (1, 0, i)
self.assertEqual(redish, expected)
def test_unique_color_type(self):
from jicbioimage.core.util.color import unique_color_from_identifier
generated_color = unique_color_from_identifier(0)
self.assertEqual(len(generated_color), 3)
self.assertTrue(isinstance(generated_color, tuple))
self.assertEqual(generated_color, (0, 0, 0))
for i in generated_color:
self.assertTrue(isinstance(i, int))
def test_unique_color_type(self):
from jicbioimage.core.util.color import unique_color_from_identifier
generated_color = unique_color_from_identifier(0)
self.assertEqual(len(generated_color), 3)
self.assertTrue(isinstance(generated_color, tuple))
self.assertEqual(generated_color, (0, 0, 0))
for i in generated_color:
self.assertTrue(isinstance(i, int))
def test_valid_range(self):
from jicbioimage.core.util.color import unique_color_from_identifier
with self.assertRaises(ValueError):
unique_color_from_identifier(-1)
with self.assertRaises(ValueError):
unique_color_from_identifier(256 * 256 * 256)
def test_non_in_raises_typerror(self):
from jicbioimage.core.util.color import unique_color_from_identifier
with self.assertRaises(TypeError):
unique_color_from_identifier(1.)
with self.assertRaises(TypeError):
unique_color_from_identifier("1")
def test_unique_colors_edge_cases(self):
from jicbioimage.core.util.color import unique_color_from_identifier
self.assertEqual(unique_color_from_identifier(0), (0, 0, 0))
self.assertEqual(unique_color_from_identifier(1), (0, 0, 1))
self.assertEqual(unique_color_from_identifier(255), (0, 0, 255))
self.assertEqual(unique_color_from_identifier(256), (0, 1, 0))
self.assertEqual(unique_color_from_identifier(257), (0, 1, 1))
self.assertEqual(unique_color_from_identifier(511), (0, 1, 255))
self.assertEqual(unique_color_from_identifier(512), (0, 2, 0))
self.assertEqual(unique_color_from_identifier(65536 - 1),
(0, 255, 255))
self.assertEqual(unique_color_from_identifier(65536), (1, 0, 0))
self.assertEqual(unique_color_from_identifier(65536 + 1), (1, 0, 1))
self.assertEqual(unique_color_from_identifier(65536 + 256), (1, 1, 0))
self.assertEqual(unique_color_from_identifier(65536 + 256 + 1),
(1, 1, 1))
self.assertEqual(unique_color_from_identifier(16777215 - 256),
(255, 254, 255))
self.assertEqual(unique_color_from_identifier(16777215 - 1),
(255, 255, 254))
self.assertEqual(unique_color_from_identifier(16777215),
(255, 255, 255))
def test_unique_colors_edge_cases(self):
from jicbioimage.core.util.color import unique_color_from_identifier
self.assertEqual(unique_color_from_identifier(0), (0, 0, 0))
self.assertEqual(unique_color_from_identifier(1), (0, 0, 1))
self.assertEqual(unique_color_from_identifier(255), (0, 0, 255))
self.assertEqual(unique_color_from_identifier(256), (0, 1, 0))
self.assertEqual(unique_color_from_identifier(257), (0, 1, 1))
self.assertEqual(unique_color_from_identifier(511), (0, 1, 255))
self.assertEqual(unique_color_from_identifier(512), (0, 2, 0))
self.assertEqual(unique_color_from_identifier(65536 - 1), (0, 255, 255))
self.assertEqual(unique_color_from_identifier(65536), (1, 0, 0))
self.assertEqual(unique_color_from_identifier(65536 + 1), (1, 0, 1))
self.assertEqual(unique_color_from_identifier(65536 + 256), (1, 1, 0))
self.assertEqual(unique_color_from_identifier(65536 + 256 + 1), (1, 1, 1))
self.assertEqual(unique_color_from_identifier(16777215 - 256), (255, 254, 255))
self.assertEqual(unique_color_from_identifier(16777215 - 1), (255, 255, 254))
self.assertEqual(unique_color_from_identifier(16777215), (255, 255, 255))
