def setup_all_pipes():
write_pipe = Pipe("env1", "write", 'w', "mame/pipes")
lua_read_pipe = setup_pipe(write_pipe)
read_pipe = Pipe("env1", "read", 'r', "mame/pipes")
lua_write_pipe = setup_pipe(read_pipe)
return write_pipe, lua_read_pipe, read_pipe, lua_write_pipe
def test_write(self):
write_pipe, lua_read_pipe = [None, None]
try:
write_pipe = Pipe("env1", "write", 'w', "mame/pipes")
lua_read_pipe = setup_pipe(write_pipe)
write_pipe.writeln("test")
assert_that(lua_read_pipe.readline(), equal_to("test\n"))
finally:
close_pipes(write_pipe, lua_read_pipe)
def run_write(output_queue):
write_pipe, lua_read_pipe = [None, None]
try:
write_pipe = Pipe("env1", "write", 'w', "mame/pipes")
lua_read_pipe = setup_pipe(write_pipe)
write_pipe.writeln("test")
output_queue.put(lua_read_pipe.readline())
finally:
close_pipes(write_pipe, lua_read_pipe)
def run_read(output_queue):
read_pipe, lua_write_pipe = [None, None]
try:
read_pipe = Pipe("env1", "read", 'r', "mame/pipes")
lua_write_pipe = setup_pipe(read_pipe)
lua_write_pipe.write("test\n")
lua_write_pipe.flush()
output_queue.put(read_pipe.readln(timeout=1))
finally:
close_pipes(read_pipe, lua_write_pipe)
def test_read(self):
read_pipe, lua_write_pipe = [None, None]
try:
read_pipe = Pipe("env1", "read", 'r', "mame/pipes")
lua_write_pipe = setup_pipe(read_pipe)
lua_write_pipe.write("test\n")
lua_write_pipe.flush()
assert_that(read_pipe.readln(timeout=0.1), equal_to(b"test"))
finally:
close_pipes(read_pipe, lua_write_pipe)
def test_readln_empty(self):
read_pipe, lua_write_pipe = [None, None]
try:
read_pipe = Pipe("env1", "read", 'r', "mame/pipes")
lua_write_pipe = setup_pipe(read_pipe)
with self.assertRaises(IOError) as context:
read_pipe.readln(timeout=0.1)
assert_that(str(context.exception), contains_string("Failed to read value from 'readPipe'"))
finally:
close_pipes(read_pipe, lua_write_pipe)
def test_write_to_read_pipe(self):
read_pipe, lua_write_pipe = [None, None]
try:
read_pipe = Pipe("env1", "read", 'r', "mame/pipes")
lua_write_pipe = setup_pipe(read_pipe)
with self.assertRaises(IOError) as context:
read_pipe.writeln("TEST")
assert_that(str(context.exception), contains_string("Attempted to write to '/home/michael/dev/MAMEToolkit/test/emulator/mame/pipes/read-env1.pipe' in 'r' mode"))
finally:
close_pipes(read_pipe, lua_write_pipe)
def test_read_from_write_pipe(self):
write_pipe, lua_read_pipe = [None, None]
try:
write_pipe = Pipe("env1", "write", 'w', "mame/pipes")
lua_read_pipe = setup_pipe(write_pipe)
with self.assertRaises(IOError) as context:
write_pipe.readln()
assert_that(str(context.exception), contains_string("Attempted to read from '/home/michael/dev/MAMEToolkit/test/emulator/mame/pipes/write-env1.pipe' in 'w' mode"))
finally:
close_pipes(write_pipe, lua_read_pipe)