def testStdVectorBucketTypeToPython(self):
""" Test the buckets format conversion routine from C++ to Python. """
empty_py_vector = stdVectorTypeBucketToPython(
Backend.StdVectorTypeBucket(), Backend.StdVectorString())
self.assertEqual(empty_py_vector, [])
# Add a vector with content.
cpp_map = Backend.StdVectorString(3)
cpp_map[0] = "*"
cpp_map[1] = "A"
cpp_map[2] = "B"
cpp_vector = Backend.StdVectorTypeBucket(4, Backend.TypeBucket(3))
# [(1,"A")]
cpp_vector[0][0] = 0
cpp_vector[0][1] = 1
cpp_vector[0][2] = 0
# []
cpp_vector[1][0] = 0
cpp_vector[1][1] = 0
cpp_vector[1][2] = 0
# [(3,"A"), (1, "B")]
cpp_vector[2][0] = 0
cpp_vector[2][1] = 3
cpp_vector[2][2] = 1
# [(4,"A"), (5, "B")]
cpp_vector[3][0] = 1
cpp_vector[3][1] = 4
cpp_vector[3][2] = 5
# Translate to Python.
py_vector = stdVectorTypeBucketToPython(cpp_vector, cpp_map)
ref_py_vector = [[(1, "A")], [], [(3, "A"), (1, "B")],
[(4, "A"), (5, "B")]]
# Check.
self.assertEqual(py_vector, ref_py_vector)
