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from vtk.util import vtkMethodParser
class Tester:
def __init__(self, debug=0):
self.setDebug(debug)
self.parser = vtkMethodParser.VtkDirMethodParser()
self.obj = None
def setDebug(self, val):
"""Sets debug value of the vtkMethodParser. 1 is verbose and
0 is not. 0 is default."""
vtkMethodParser.DEBUG = val
def testParse(self, obj):
""" Testing if the object is parseable."""
self.parser.parse_methods(obj)
self.obj = obj
def testGetSet(self, obj):
""" Testing Get/Set methods."""
if obj != self.obj:
self.testParse(obj)
methods = self.parser.get_set_methods()
toggle = map(lambda x: x[:-2], self.parser.toggle_methods())
methods.extend(toggle)
for method in methods:
setm = "Set%s"%method
getm = "Get%s"%method
val = eval("obj.%s()"%getm)
try:
apply(eval("obj.%s"%setm), val)
except TypeError:
apply(eval("obj.%s"%setm), (val,))
val1 = eval("obj.%s()"%getm)
if val1 != val:
name = obj.GetClassName()
msg = "Failed test for %(name)s.Get/Set%(method)s\n"\
"Before Set, value = %(val)s; "\
"After Set, value = %(val1)s"%locals()
raise AssertionError, msg
def testBoolean(self, obj):
""" Testing boolean (On/Off) methods."""
if obj != self.obj:
self.testParse(obj)
methods = self.parser.toggle_methods()
for method1 in methods:
method = method1[:-2]
getm = "Get%s"%method
orig_val = eval("obj.%s()"%getm)
# Turn on
eval("obj.%sOn()"%method)
val = eval("obj.%s()"%getm)
if val != 1:
name = obj.GetClassName()
msg = "Failed test for %(name)s.%(method)sOn\n"\
"Result not equal to 1 "%locals()
raise AssertionError, msg
# Turn on
eval("obj.%sOff()"%method)
val = eval("obj.%s()"%getm)
if val != 0:
name = obj.GetClassName()
msg = "Failed test for %(name)s.%(method)sOff\n"\
"Result not equal to 0 "%locals()
raise AssertionError, msg
# set the value back to the original value.
eval("obj.Set%s(orig_val)"%method)
def test(self, obj):
"""Test the given vtk object."""
# first try parsing the object.
self.testParse(obj)
# test the get/set methods
self.testGetSet(obj)
# test the boolean methods
self.testBoolean(obj)
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