Files
OpenColorIO/tests/python/AllocationTransformTest.py
Mei ChuandPatrick Hodoul 99c5f40af4 Created a TransformsBaseTest module. (#1288)
* Created a TransformsBaseTest module.
Moving some unit testing of Transforms module to a base class.

Signed-off-by: Mei Chu <meimchu@gmail.com>

* Updated four transforms tests to use TransformsBaseTest.
- AllocationTransformTest
- BuiltinTranformTest
- CDLTransformTest
- ColorSpaceTransformTest
Updated to add a space at the end of TransformBaseTest per feedback.

Signed-off-by: Mei Chu <meimchu@gmail.com>

* Updated four transforms tests to use TransformsBaseTest.
- DisplayViewTransformTest
- ExponentTransformTest
- ExponentWithLinearTransformTest
- ExposureContrastTransformTest
- FileTransformTest
- FixedFunctionTransformTest
- LogTransformTest
- LookTransformTest

Signed-off-by: Mei Chu <meimchu@gmail.com>

* Address feedback https://github.com/AcademySoftwareFoundation/OpenColorIO/pull/1288#discussion_r565265034

Signed-off-by: Mei Chu <meimchu@gmail.com>

* Updated a few transforms unit tests with TransformsBaseTest.

Signed-off-by: Mei Chu <meimchu@gmail.com>

* Updated to prioritize setUp methods first in individual python unit tests.

Signed-off-by: Mei Chu <meimchu@gmail.com>

Co-authored-by: Patrick Hodoul <patrick.hodoul@autodesk.com>
2021-02-17 14:50:47 -05:00

116 lines
4.2 KiB
Python

# SPDX-License-Identifier: BSD-3-Clause
# Copyright Contributors to the OpenColorIO Project.
import unittest
import PyOpenColorIO as OCIO
from TransformsBaseTest import TransformsBaseTest
class AllocationTransformTest(unittest.TestCase, TransformsBaseTest):
TEST_ALLOCATION = OCIO.ALLOCATION_LG2
TEST_VARS = [0, 1]
TEST_DIRECTION = OCIO.TRANSFORM_DIR_INVERSE
def setUp(self):
self.tr = OCIO.AllocationTransform()
def test_transform_type(self):
"""
Test the getTransformType() method.
"""
self.assertEqual(self.tr.getTransformType(),
OCIO.TRANSFORM_TYPE_ALLOCATION)
def test_allocation(self):
"""
Test the setAllocation() and getAllocation() methods.
"""
# Default initialized allocation value is OCIO.ALLOCATION_UNIFORM
self.assertEqual(self.tr.getAllocation(), OCIO.ALLOCATION_UNIFORM)
for allocation in OCIO.Allocation.__members__.values():
self.tr.setAllocation(allocation)
self.assertEqual(self.tr.getAllocation(), allocation)
# Wrong type tests.
for invalid in (None, 1):
with self.assertRaises(TypeError):
self.tr.setAllocation(invalid)
def test_vars(self):
"""
Test the setVars() and getVars() methods.
"""
# Default initialized vars value is []
self.assertEqual(self.tr.getVars(), [])
vars_array = []
for i in range(1, 5):
# Appending 0.1... 0.4 to vars_array
vars_array.append(i/10)
# setVars() only take in array in length of 2 or 3.
if len(vars_array) < 2 or len(vars_array) > 3:
with self.assertRaises(OCIO.Exception):
self.tr.setVars(vars_array)
else:
self.tr.setVars(vars_array)
for i, var in enumerate(self.tr.getVars()):
self.assertAlmostEqual(vars_array[i], var, places=7)
# Wrong type tests.
for invalid in (None, 'hello'):
with self.assertRaises(TypeError):
self.tr.setVars(invalid)
def test_constructor_with_keyword(self):
"""
Test AllocationTransform constructor with keywords and validate its values.
"""
# With keywords in their proper order.
allo_tr = OCIO.AllocationTransform(allocation=self.TEST_ALLOCATION,
vars=self.TEST_VARS,
direction=self.TEST_DIRECTION)
self.assertEqual(allo_tr.getAllocation(), self.TEST_ALLOCATION)
for i, var in enumerate(allo_tr.getVars()):
self.assertAlmostEqual(self.TEST_VARS[i], var, places=7)
self.assertEqual(allo_tr.getDirection(), self.TEST_DIRECTION)
# With keywords not in their proper order.
allo_tr2 = OCIO.AllocationTransform(direction=self.TEST_DIRECTION,
allocation=self.TEST_ALLOCATION,
vars=self.TEST_VARS)
self.assertEqual(allo_tr2.getAllocation(), self.TEST_ALLOCATION)
for i, var in enumerate(allo_tr2.getVars()):
self.assertAlmostEqual(self.TEST_VARS[i], var, places=7)
self.assertEqual(allo_tr2.getDirection(), self.TEST_DIRECTION)
def test_constructor_with_positional(self):
"""
Test AllocationTransform constructor without keywords and validate its values.
"""
allo_tr = OCIO.AllocationTransform(self.TEST_ALLOCATION,
self.TEST_VARS,
self.TEST_DIRECTION)
self.assertEqual(allo_tr.getAllocation(), self.TEST_ALLOCATION)
for i, var in enumerate(allo_tr.getVars()):
self.assertAlmostEqual(self.TEST_VARS[i], var, places=7)
self.assertEqual(allo_tr.getDirection(), self.TEST_DIRECTION)
def test_constructor_wrong_parameter_type(self):
"""
Test AllocationTransform constructor with a wrong parameter type.
"""
for invalid in (None, 1):
with self.assertRaises(TypeError):
allo_tr = OCIO.AllocationTransform(invalid)