forked from osmocom/wireshark
37 lines
1.2 KiB
Python
37 lines
1.2 KiB
Python
# Copyright (c) 2013 by Gilbert Ramirez <gram@alumni.rice.edu>
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#
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# SPDX-License-Identifier: GPL-2.0-or-later
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import config
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import os.path
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import subprocesstest
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class DFTestCase(subprocesstest.SubprocessTestCase):
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"""Base class for all tests in this dfilter-test collection."""
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def runDFilter(self, dfilter, expected_return=0):
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# Create the tshark command
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return self.assertRun((config.cmd_tshark,
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"-n", # No name resolution
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"-r", # Next arg is trace file to read
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os.path.join(config.capture_dir, self.trace_file),
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"-Y", # packet display filter (used to be -R)
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dfilter
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), expected_return=expected_return)
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def assertDFilterCount(self, dfilter, expected_count):
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"""Run a display filter and expect a certain number of packets."""
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dfilter_proc = self.runDFilter(dfilter)
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dfp_count = self.countOutput()
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msg = "Expected %d, got: %s" % (expected_count, dfp_count)
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self.assertEqual(dfp_count, expected_count, msg)
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def assertDFilterFail(self, dfilter):
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"""Run a display filter and expect tshark to fail"""
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dfilter_proc = self.runDFilter(dfilter, expected_return=self.exit_error)
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