mirror of
https://github.com/jankae/LibreVNA.git
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44 lines
1.4 KiB
Python
44 lines
1.4 KiB
Python
import unittest
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from tests.libreVNA import libreVNA as libreVNA
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import tests.definitions as defs
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import subprocess
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import time
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import select
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from signal import SIGINT
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class TestBase(unittest.TestCase):
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def setUp(self):
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self.gui = subprocess.Popen([defs.GUI_PATH, '-p', '19544', '--reset-preferences', '-platform', 'offscreen'], stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
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# wait for the SCPI server to become available
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timeout = time.time() + 3;
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poll_obj = select.poll()
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poll_obj.register(self.gui.stdout, select.POLLIN)
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while time.time() < timeout:
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poll_result = poll_obj.poll(0)
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if poll_result:
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line = self.gui.stdout.readline().decode().strip()
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if "Listening on port 19544" in line:
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break
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time.sleep(1)
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self.vna = libreVNA('localhost', 19544, timeout=4)
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try:
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self.vna.cmd("*CLS;:DEV:CONN")
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except Exception as e:
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self.tearDown()
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raise e
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if self.vna.query(":DEV:CONN?") == "Not connected":
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self.tearDown()
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raise AssertionError("Not connected")
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def tearDown(self):
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self.gui.send_signal(SIGINT)
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try:
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self.gui.wait(timeout = 3)
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except subprocess.TimeoutExpired:
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self.gui.kill()
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