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import unittest
import IECore
import IECoreRI
import os.path
import os

class MultipleContextsTest( IECoreRI.TestCase ) :

	def test( self ) :

		r1 = IECoreRI.Renderer( "test/IECoreRI/output/contextOne.rib" )
		r2 = IECoreRI.Renderer( "test/IECoreRI/output/contextTwo.rib" )

		self.assertEqual( r1.getAttribute( "doubleSided" ), IECore.BoolData( True ) )
		self.assertEqual( r2.getAttribute( "doubleSided" ), IECore.BoolData( True ) )

		r1.setAttribute( "doubleSided", IECore.BoolData( False ) )
		self.assertEqual( r1.getAttribute( "doubleSided" ), IECore.BoolData( False ) )
		self.assertEqual( r2.getAttribute( "doubleSided" ), IECore.BoolData( True ) )
		r1.setAttribute( "doubleSided", IECore.BoolData( True ) )
		self.assertEqual( r1.getAttribute( "doubleSided" ), IECore.BoolData( True ) )
		self.assertEqual( r2.getAttribute( "doubleSided" ), IECore.BoolData( True ) )

		r2.setAttribute( "doubleSided", IECore.BoolData( False ) )
		self.assertEqual( r1.getAttribute( "doubleSided" ), IECore.BoolData( True ) )
		self.assertEqual( r2.getAttribute( "doubleSided" ), IECore.BoolData( False ) )

if __name__ == "__main__":
    unittest.main()
