def test_get_fixed_width_object_from_serial_port(self):
pn = MockSerialPortNode()
#pn.debug = 5
# Initialize some data to be 'read' from our mock serial port node.
for x in chr(0xAA) + chr(0x03) + chr(0xFF):
pn.addbuffer(ord(x))
#print pn.get_buffer_str()
conn = gc.FrameworkSerialPortWrapper(pn)
lines = "" \
"# Single byte Class\n" \
"class singlebyte {\n" \
" uint8 preamble = 0xAA;\n" \
" uint8 data;\n" \
" uint8 postamble = 0xFF;\n" \
"}\n"
lines = lines.split('\n')
pc = ProtoCompiler()
pc.parseLines(lines)
c = pc.emitCode()
pyfilename = os.path.join(properties.TEMP_DIR, "singlebyte.py")
f = open(pyfilename, 'w')
f.write(c)
f.close()
# Now try to import it.
import singlebyte
request_obj = singlebyte.singlebyte()
response_obj = singlebyte.singlebyte()
req_data_obj = request_obj.findChildByName('data')
#
resp_data_obj = response_obj.findChildByName('data')
lh = gdlh.SimpleLineHandler(conn)
req_data_obj.setValue(0x01)
res = lh.send_request_with_response(request_obj, response_obj, 30)
#print res
os.remove(pyfilename)
def test_get_fixed_width_object_from_serial_port(self):
pn = MockSerialPortNode()
#pn.debug = 5
# Initialize some data to be 'read' from our mock serial port node.
for x in chr(0xAA) + chr(0x03) + chr(0xFF):
pn.addbuffer(ord(x))
#print pn.get_buffer_str()
conn = gc.FrameworkSerialPortWrapper(pn)
lines = "" \
"# Single byte Class\n" \
"class singlebyte {\n" \
" uint8 preamble = 0xAA;\n" \
" uint8 data;\n" \
" uint8 postamble = 0xFF;\n" \
"}\n"
lines = lines.split('\n')
pc = ProtoCompiler()
pc.parseLines(lines)
c = pc.emitCode()
pyfilename = os.path.join(properties.TEMP_DIR, "singlebyte.py")
f = open(pyfilename, 'w')
f.write(c)
f.close()
# Now try to import it.
import singlebyte
request_obj = singlebyte.singlebyte()
response_obj = singlebyte.singlebyte()
req_data_obj = request_obj.findChildByName('data')
#
resp_data_obj = response_obj.findChildByName('data')
lh = gdlh.SimpleLineHandler(conn)
req_data_obj.setValue(0x01)
res = lh.send_request_with_response(request_obj, response_obj, 30)
#print res
os.remove(pyfilename)
def test_case_singlebyte(self):
lines = "" \
"# Single byte Class\n" \
"class singlebyte {\n" \
" uint8 preamble = 0xAA;\n" \
" uint8 data;\n" \
" uint8 postamble = 0xFF;\n" \
"}\n"
pc = ProtoCompiler()
fname = os.path.join(properties.TEMP_DIR, 'single_byte.class')
f = open(fname, 'w')
f.write(lines)
f.close()
pc.parseFile(fname)
assert pc.classnames == ['singlebyte'], "Classnames != ['singlebyte']"
my_class = pc._getClass('singlebyte')
assert my_class.isPackCompatible(
) == 1, "Class should be pack compatible."
exp_spec = '<B<B<B'
assert my_class.packSpec(
) == exp_spec, "Class spec should be '%s', got '%s'." % (
exp_spec, my_class.packSpec())
assert my_class.isFixedWidth() == 1, "Width should be fixed."
assert my_class.getWidth(
) == 3, "Width should be 3, got %d." % my_class.getWidth()
c = pc.emitCode()
pyfilename = os.path.join(properties.TEMP_DIR, "singlebyte.py")
f = open(pyfilename, 'w')
f.write(c)
f.close()
# Now try to import it.
import singlebyte
obj = singlebyte.singlebyte()
assert obj.isFixedWidth() == 1, "isFixedWidth() should be 1"
assert obj.isPackCompatible() == 1, "isPackCompatible() should be 1"
assert obj.packSpec() == "<B<B<B", "packSpec() should be <B<B<B"
assert obj.getWidth(
) == 3, "Width should be 3, got %d" % obj.getWidth()
assert obj.getNumItems(
) == 3, "NumItems should be 3, got %d" % obj.getNumItems()