test_process.py 文件源码

def test_memory_maps(self):
        p = psutil.Process()
        maps = p.memory_maps()
        paths = [x for x in maps]
        self.assertEqual(len(paths), len(set(paths)))
        ext_maps = p.memory_maps(grouped=False)

        for nt in maps:
            if not nt.path.startswith('['):
                assert os.path.isabs(nt.path), nt.path
                if POSIX:
                    try:
                        assert os.path.exists(nt.path) or \
                            os.path.islink(nt.path), nt.path
                    except AssertionError:
                        if not LINUX:
                            raise
                        else:
                            # https://github.com/giampaolo/psutil/issues/759
                            with open('/proc/self/smaps') as f:
                                data = f.read()
                            if "%s (deleted)" % nt.path not in data:
                                raise
                else:
                    # XXX - On Windows we have this strange behavior with
                    # 64 bit dlls: they are visible via explorer but cannot
                    # be accessed via os.stat() (wtf?).
                    if '64' not in os.path.basename(nt.path):
                        assert os.path.exists(nt.path), nt.path
        for nt in ext_maps:
            for fname in nt._fields:
                value = getattr(nt, fname)
                if fname == 'path':
                    continue
                elif fname in ('addr', 'perms'):
                    assert value, value
                else:
                    self.assertIsInstance(value, (int, long))
                    assert value >= 0, value