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#!/usr/bin/python
import struct
import unittest
import lcmtest
class TestByteArray(unittest.TestCase):
def test_construct(self):
"""Verify that a message constructed without explicitly setting any
fields can be encoded."""
msg = lcmtest.byte_array_t()
msg.encode()
def test_fill(self):
"""Create a message with a small byte array and encode it. Decode it
and verify that the decoded message matches the original."""
msg = lcmtest.byte_array_t()
msg.num_bytes = 5
msg.data = struct.pack("bbbbb", 1, 2, 3, 4, 5)
data = msg.encode()
decoded = lcmtest.byte_array_t.decode(data)
self.assertEqual(5, decoded.num_bytes)
self.assertEqual(msg.data, decoded.data)
if __name__ == '__main__':
unittest.main()
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