def testDefaultExpression(self):
# create opholder and check the default expression we asked for works
fnOH = IECoreNuke.FnOpHolder.create("op", "add", 1)
self.assertEqual(fnOH.node().knob("parm_a").toScript(),
'{"frame * 2"}')
self.failUnless(fnOH.node().knob("parm_a").isAnimated())
self.assertEqual(nuke.frame(), 1)
self.assertEqual(fnOH.node().knob("parm_a").getValue(), 2)
# remove the expression, cut and paste the node, and make sure
# it doesn't reappear
fnOH.node().knob("parm_a").clearAnimated()
self.failIf(fnOH.node().knob("parm_a").isAnimated())
nuke.nodeCopy("test/IECoreNuke/parameterisedHolder.nk")
nuke.scriptClear()
n = nuke.nodePaste("test/IECoreNuke/parameterisedHolder.nk")
fnOH = IECoreNuke.FnOpHolder(n)
self.assertEqual(fnOH.node().knob("parm_a").toScript(), "2")
def testClassParameterSetClassAndValues(self):
fnOH = IECoreNuke.FnOpHolder.create("test", "classParameterTest", 1)
with fnOH.parameterModificationContext() as parameterised:
parameterised["cp"].setClass("maths/multiply", 2)
parameterised["cp"]["a"].setNumericValue(10)
parameterised["cp"]["a"].setNumericValue(20)
self.__checkParameterKnobs(parameterised.parameters(), fnOH.node())
nuke.nodeCopy("test/IECoreNuke/parameterisedHolder.nk")
nuke.scriptClear()
n = nuke.nodePaste("test/IECoreNuke/parameterisedHolder.nk")
fnOH = IECoreNuke.FnOpHolder(n)
parameterised2 = fnOH.getParameterised()[0]
self.assertEqual(parameterised.parameters().getValue(),
parameterised2.parameters().getValue())
