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import maya.cmds

import IECore
import IECoreImage
import IECoreMaya

class ImageConverterTest( IECoreMaya.TestCase ) :

	def test( self ) :

		imageA = IECore.Reader.create( "test/IECoreImage/data/exr/colorBarsWithAlpha.exr" ).read()

		toMaya = IECoreMaya.ToMayaImageConverter( imageA )

		mImage = maya.OpenMaya.MImage()
		toMaya.convert( mImage )

		fromMaya = IECoreMaya.FromMayaImageConverter( mImage )
		imageB = fromMaya.convert()

		self.assertFalse(

			IECoreImage.ImageDiffOp()( imageA=imageA, imageB=imageB, maxError=1.0/256 ).value

		)

if __name__ == "__main__":
	IECoreMaya.TestProgram()

[((62, 1, 62, 25), 'IECoreMaya.TestProgram', 'IECoreMaya.TestProgram', ({}, {}), '()', False, 'import IECoreMaya\n'), ((47, 11, 47, 52), 'IECoreMaya.ToMayaImageConverter', 'IECoreMaya.ToMayaImageConverter', ({(47, 44, 47, 50): 'imageA'}, {}), '(imageA)', False, 'import IECoreMaya\n'), ((52, 13, 52, 56), 'IECoreMaya.FromMayaImageConverter', 'IECoreMaya.FromMayaImageConverter', ({(52, 48, 52, 54): 'mImage'}, {}), '(mImage)', False, 'import IECoreMaya\n'), ((45, 11, 45, 85), 'IECore.Reader.create', 'IECore.Reader.create', ({(45, 33, 45, 83): '"""test/IECoreImage/data/exr/colorBarsWithAlpha.exr"""'}, {}), "('test/IECoreImage/data/exr/colorBarsWithAlpha.exr')", False, 'import IECore\n'), ((57, 3, 57, 28), 'IECoreImage.ImageDiffOp', 'IECoreImage.ImageDiffOp', ({}, {}), '()', False, 'import IECoreImage\n')]