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1
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+import pytest
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2
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+import os
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3
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+import signal
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4
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+import re
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5
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+import time
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6
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+import multiprocessing as mp
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7
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+from multiprocessing import Process
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8
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+from multiprocessing.queues import Queue
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9
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+
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10
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+from buildstream import _yaml
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11
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+from tests.testutils import cli
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12
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+
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13
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+
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14
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+DATA_DIR = os.path.join(
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15
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+ os.path.dirname(os.path.realpath(__file__)),
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16
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+ "interruptions",
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17
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+)
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18
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+
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19
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+
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20
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+def cli_run_in_process(cli, path, args):
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21
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+ def do_run(cli, path, args, queue):
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22
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+ result = cli.run(project=path, args=args)
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23
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+ queue.put(result.output)
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24
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+ queue.put(result.stderr)
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25
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+
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26
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+ queue = mp.Queue()
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27
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+ p = mp.Process(target=do_run, args=[cli, path, args, queue])
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28
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+ p.start()
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29
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+ return queue, p
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30
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+
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31
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+
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32
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+@pytest.mark.datafiles(DATA_DIR)
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33
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+def test_interrupt_fetch(cli, datafiles):
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34
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+ path = os.path.join(datafiles.dirname, datafiles.basename)
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35
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+
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36
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+ queue, proc = cli_run_in_process(cli, path, args=['--on-error', 'terminate',
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37
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+ 'fetch', 'remote.bst'])
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38
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+ time.sleep(1)
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39
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+ os.kill(proc.pid, signal.SIGINT)
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|
40
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+
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41
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+ # 5 second timeout
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|
42
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+ try:
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43
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+ output = queue.get(timeout=3)
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44
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+ stderr = queue.get(timeout=3)
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45
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+ except mp.queues.Empty:
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46
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+ assert False, 'Fetch failed to terminate'
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47
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+ assert output is not None
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|
48
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+
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49
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+ matches = re.findall('FAILURE Fetch', stderr)
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|
50
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+ assert len(matches), "Unexpected success"
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|
51
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+
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52
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+ matches = re.findall(r'STATUS\s*Fetch terminating', stderr)
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53
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+ assert len(matches) != 0, "Fetch failed to terminate"
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54
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+ assert len(matches) == 1, "Fetch attempted to terminate more than once"
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