Method __testCrop

test/IECoreImage/ImageCropOpTest.py:91–136

( self, inputfile, tests )

		self.__testCrop( inputFile , tests )

	def __testCrop( self, inputfile, tests ):
		r = IECore.Reader.create(inputfile)
		img = r.read()
		self.assertEqual(type(img), IECoreImage.ImagePrimitive)

		cropOp = IECoreImage.ImageCropOp()
		errors = []

		testIdx = 0
		for testCase in tests:
			testIdx = testIdx + 1
			cropOp['copyInput'] = True
			cropOp['cropBox'] = testCase['cropBox']
			cropOp['matchDataWindow'] = testCase.get( 'matchDataWindow', True )
			resetOrigin = testCase.get( 'resetOrigin', True )
			cropOp['resetOrigin'] = resetOrigin
			cropOp['extendDataWindow'] = False
			cropOp['input'] = img

			croppedImg = cropOp()

			if not croppedImg.channelsValid():
				raise Exception(
					"Invalid cropped image in test case: " + str(testCase) +
					". Image info (displayWindow, dataWindow,bufferSize): " +
					str( croppedImg.displayWindow) + ", " + str( croppedImg.dataWindow )
					+ ", " + str( len(croppedImg["R"]) )
				)

			#Uncomment to generate missing expected result files
			#if not os.path.exists( testCase['checkFile'] ) :
			#	IECore.Writer.create( croppedImg, testCase['checkFile'] ).write()

			expectedImg = IECore.Reader.create( testCase['checkFile'] ).read()

			expectedImg.blindData().clear()
			croppedImg.blindData().clear()

			if croppedImg == expectedImg :

				continue

			errors.append( "Crop test case failed:" + str(testCase) + ". Cropped image: " + str(croppedImg.displayWindow) + " " + str(croppedImg.dataWindow) + " Loaded image: " + str(expectedImg.displayWindow) + " " + str(expectedImg.dataWindow) )

		if len(errors):
			raise Exception( "\n".join( errors ) )

	def testDefaults( self ) :