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import sys
import os
import tempfile
from ..command import Command
from . import getTestDataPath
from pytestqt import qtbot
def test_commandline_classic_export(qtbot):
'''Run Qt event loop and create a video in the system /tmp or /temp'''
soundFile = getTestDataPath("test.ogg")
outputDir = tempfile.mkdtemp(prefix="avp-test-")
outputFilename = os.path.join(outputDir, "output.mp4")
sys.argv = ['', '-c', '0', 'classic', '-i', soundFile, '-o', outputFilename]
command = Command()
command.quit = lambda _: None
command.parseArgs()
# Command object now has a video_thread Worker which is exporting the video
with qtbot.waitSignal(command.worker.videoCreated, timeout=10000):
'''
Wait until videoCreated is emitted by the video_thread Worker
or until 10 second timeout has passed
'''
sys.__stdout__.write(f"Test Video created at {outputFilename}")
assert os.path.exists(outputFilename)
# output video should be at least 200kb
assert os.path.getsize(outputFilename) > 200000
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