def test_filled_ipc_msg_valid():
# Instantiate an empty Message
the_msg = IpcMessage()
# Check that empty message is not valid
assert_false(the_msg.is_valid())
# Set the message type and Value
msg_type = "cmd"
the_msg.set_msg_type(msg_type)
msg_val = "reset"
the_msg.set_msg_val(msg_val)
# Check that the message is now valid
assert_true(the_msg.is_valid())
def test_empty_ipc_msg_invalid():
# Instantiate an empty message
the_msg = IpcMessage()
# Check that the message is not valid
assert_false(the_msg.is_valid())
def test_filled_ipc_msg_valid():
# Instantiate an empty Message
the_msg = IpcMessage()
# Check that empty message is not valid
assert_false(the_msg.is_valid())
# Set the message type and Value
msg_type = "cmd"
the_msg.set_msg_type(msg_type)
msg_val = "reset"
the_msg.set_msg_val(msg_val)
# Check that the message is now valid
assert_true(the_msg.is_valid())
def test_empty_ipc_msg_invalid():
# Instantiate an empty message
the_msg = IpcMessage()
# Check that the message is not valid
assert_false(the_msg.is_valid())
def test_valid_ipc_msg_from_string():
# Instantiate a valid message from a JSON string
json_str = """
{\"msg_type\":\"cmd\",
\"msg_val\":\"status\",
\"timestamp\" : \"2015-01-27T15:26:01.123456\",
\"params\" : {
\"paramInt\" : 1234,
\"paramStr\" : \"testParam\",
\"paramDouble\" : 3.1415
}
}
"""
# Instantiate a valid message from the JSON string
the_msg = IpcMessage(from_str=json_str)
# Check the message is indeed valid
assert_true(the_msg.is_valid())
# Check that all attributes are as expected
assert_equals(the_msg.get_msg_type(), "cmd")
assert_equals(the_msg.get_msg_val(), "status")
assert_equals(the_msg.get_msg_timestamp(), "2015-01-27T15:26:01.123456")
# Check that all parameters are as expected
assert_equals(the_msg.get_param("paramInt"), 1234)
assert_equals(the_msg.get_param("paramStr"), "testParam")
assert_equals(the_msg.get_param("paramDouble"), 3.1415)
# Check valid message throws an exception on missing parameter
with assert_raises(IpcMessageException) as cm:
missingParam = the_msg.get_param("missingParam")
ex = cm.exception
assert_equals(ex.msg, 'Missing parameter missingParam')
# Check valid message can fall back to default value if parameter missing
defaultParamValue = 90210
assert_equals(the_msg.get_param("missingParam", defaultParamValue),
defaultParamValue)
def test_valid_ipc_msg_from_string():
# Instantiate a valid message from a JSON string
json_str = """
{\"msg_type\":\"cmd\",
\"msg_val\":\"status\",
\"timestamp\" : \"2015-01-27T15:26:01.123456\",
\"params\" : {
\"paramInt\" : 1234,
\"paramStr\" : \"testParam\",
\"paramDouble\" : 3.1415
}
}
"""
# Instantiate a valid message from the JSON string
the_msg = IpcMessage(from_str=json_str)
# Check the message is indeed valid
assert_true(the_msg.is_valid())
# Check that all attributes are as expected
assert_equals(the_msg.get_msg_type(), "cmd")
assert_equals(the_msg.get_msg_val(), "status")
assert_equals(the_msg.get_msg_timestamp(), "2015-01-27T15:26:01.123456")
# Check that all parameters are as expected
assert_equals(the_msg.get_param("paramInt"), 1234)
assert_equals(the_msg.get_param("paramStr"), "testParam")
assert_equals(the_msg.get_param("paramDouble"), 3.1415)
# Check valid message throws an exception on missing parameter
with assert_raises(IpcMessageException) as cm:
missingParam = the_msg.get_param("missingParam")
ex = cm.exception
assert_equals(ex.msg, 'Missing parameter missingParam')
# Check valid message can fall back to default value if parameter missing
defaultParamValue = 90210
assert_equals(the_msg.get_param("missingParam", defaultParamValue), defaultParamValue)
