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import unittest
import os
from pathlib import Path
import pywavefront.texture
import utils
class TestTexture(unittest.TestCase):
search_path = os.path
def testPathedImageName(self):
"""For Texture objects, the image name should be the last component of the path."""
texture = pywavefront.texture.Texture('4x4.png', search_path=utils.FIXTURE_PATH)
self.assertEqual(texture.path, str(utils.fixture('4x4.png')))
self.assertEqual(texture.name, '4x4.png')
self.assertTrue(texture)
self.assertEqual(texture.image_name, '4x4.png')
self.assertEqual(texture.file_name, '4x4.png')
self.assertTrue(os.path.exists(texture.find()))
def testMissingFile(self):
"""Referencing a missing texture file should raise an exception."""
texture = pywavefront.texture.Texture('missing.file.do.not.create', search_path='')
self.assertFalse(texture.exists())
with self.assertRaises(FileNotFoundError):
texture.find()
def testPathVsName(self):
texture = pywavefront.texture.Texture('somefile', search_path=Path('path/to'))
self.assertEqual(texture.name, 'somefile')
self.assertEqual(texture.path, str(Path('path/to/somefile')))
self.assertEqual(texture.image_name, 'somefile')
texture.name = "test1"
self.assertEqual(texture.name, 'test1')
self.assertEqual(texture.image_name, 'test1')
texture.image_name = "test2"
self.assertEqual(texture.name, 'test2')
self.assertEqual(texture.image_name, 'test2')
texture.path = "some/path"
self.assertEqual(texture.path, str(Path('some/path')))
def test_options(self):
params = [
'-blendu on',
'-blendv on',
'-bm 1.0',
'-boost 0.0',
'-cc off',
'-clamp off',
'-imfchan l',
'-mm 0.0 1.0',
'-o 0.0 0.0 0.0',
'-s 1.0 1.0 1.0',
'-t 0.0 0.0 0.0',
'-texres 1024',
'path/to/sometexture.png',
]
texture = pywavefront.texture.Texture(' '.join(params) , '')
opts = texture.options
self.assertEqual(opts.name, 'path/to/sometexture.png')
self.assertEqual(opts.blendu, 'on')
self.assertEqual(opts.blendv, 'on')
self.assertEqual(opts.bm, 1.0)
self.assertEqual(opts.boost, 0.0)
self.assertEqual(opts.cc, 'off')
self.assertEqual(opts.clamp, 'off')
self.assertEqual(opts.imfchan, 'l')
self.assertEqual(opts.mm, (0.0, 1.0))
self.assertEqual(opts.o, (0.0, 0.0, 0.0))
self.assertEqual(opts.s, (1.0, 1.0, 1.0))
self.assertEqual(opts.t, (0.0, 0.0, 0.0))
self.assertEqual(opts.texres, '1024')
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