Method test_tcp_elf_linux_x86

tests/test_elf_multithread.py:204–233

(self)

        self.assertTrue(logged[-1].startswith('thread 2 ret val is'))

    def test_tcp_elf_linux_x86(self):
        logged: List[str] = []

        def check_write(ql: Qiling, fd: int, write_buf, count: int):
            if fd == 2:
                content = ql.mem.read(write_buf, count)

                logged.extend(content.decode().splitlines())

        ql = Qiling([fr'{X86_LINUX_ROOTFS}/bin/x86_tcp_test', '20000'], X86_LINUX_ROOTFS, multithread=True, verbose=QL_VERBOSE.DEBUG)

        ql.os.stats = QlOsNullStats()
        ql.os.set_syscall("write", check_write, QL_INTERCEPT.ENTER)
        ql.run()

        self.assertGreaterEqual(len(logged), 2)
        self.assertTrue(logged[-2].startswith('server recv()'))
        self.assertTrue(logged[-1].startswith('server send()'))

        # the server is expected to send the value it received, for example:
        #   'server recv() return 14.\n'
        #   'server send() 14 return 14.\n'

        m = re.search(r'(?P<num>\d+)\.\Z', logged[-2])
        self.assertIsNotNone(m, f'could not extract numeric value from log message "{logged[-2]}"')

        num = m.group('num')
        msg = logged[-1].strip()

        self.assertTrue(msg.endswith(f'{num} return {num}.'))

    def test_tcp_elf_linux_x8664(self):
        logged: List[str] = []