def test_execute_cmd_in_background():
"""Launch a process in the background then kill it by its pid.
If the kill was successful, then the process was launched in
the background correctly."""
pid = process.execute_cmd_in_background('sleep 101')
sleep(0.1)
ret = process.get_return_code_of_simple_cmd("kill {pid}".format(pid=pid))
assert ret == 0
def test_execute_cmd_in_background():
"""Launch a process in the background then kill it by its pid.
If the kill was successful, then the process was launched in
the background correctly."""
pid = process.execute_cmd_in_background('sleep 101')
sleep(0.1)
ret = process.get_return_code_of_simple_cmd("kill {pid}".format(pid=pid))
assert ret == 0
def make_screenshot(video_file, sec, outdir='/tmp', rm=True):
"""Make a screenshot from a video at a given time.
Work is done with mplayer. Specify the video file,
the time in seconds when to take the screenshot,
and the output directory. If rm is True, a previous
screenshot file is removed first.
By default, the screenshot is named 00000001.jpg.
"""
# by default, mplayer saves here the screenshot:
full_path = os.path.join(outdir, MPLAYER_SCREENSHOT_FILE)
if rm and os.path.exists(full_path):
os.remove(full_path)
cmd = screenshot.format(video_file, sec, outdir)
#print cmd
if process.get_return_code_of_simple_cmd(cmd) == 0:
if os.path.exists(full_path):
return full_path
# else
return None
def test_get_return_code_of_simple_cmd():
assert process.get_return_code_of_simple_cmd("date") == 0
assert process.get_return_code_of_simple_cmd("date -wrong-option") == 1
def test_get_return_code_of_simple_cmd():
assert process.get_return_code_of_simple_cmd("date") == 0
assert process.get_return_code_of_simple_cmd("date -wrong-option") == 1
