94 lines
2.3 KiB
Python
94 lines
2.3 KiB
Python
# test importing of .mpy files with native code (x64 only)
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import sys, uio
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try:
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uio.IOBase
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import uos
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uos.mount
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except (ImportError, AttributeError):
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print("SKIP")
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raise SystemExit
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if not (sys.platform == 'linux' and sys.maxsize > 2 ** 32):
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print("SKIP")
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raise SystemExit
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class UserFile(uio.IOBase):
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def __init__(self, data):
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self.data = data
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self.pos = 0
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def read(self):
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return self.data
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def readinto(self, buf):
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n = 0
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while n < len(buf) and self.pos < len(self.data):
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buf[n] = self.data[self.pos]
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n += 1
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self.pos += 1
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return n
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def ioctl(self, req, arg):
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return 0
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class UserFS:
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def __init__(self, files):
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self.files = files
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def mount(self, readonly, mksfs):
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pass
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def umount(self):
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pass
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def stat(self, path):
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if path in self.files:
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return (32768, 0, 0, 0, 0, 0, 0, 0, 0, 0)
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raise OSError
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def open(self, path, mode):
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return UserFile(self.files[path])
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# these are the test .mpy files
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user_files = {
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# bad architecture
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'/mod0.mpy': b'M\x05\xff\x00\x10',
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# test loading of viper and asm
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'/mod1.mpy': (
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b'M\x05\x0b\x1f\x20' # header
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b'\x38' # n bytes, bytecode
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b'\x01\x00\x00\x00\x00\x00\x05\x00\x00\x00\x00\xff' # prelude
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b'\x51' # LOAD_CONST_NONE
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b'\x63' # RETURN_VALUE
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b'\x02m\x02m\x00\x02' # simple_name, source_file, n_obj, n_raw_code
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b'\x22' # n bytes, viper code
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b'\x00\x00\x00\x00\x00\x00' # dummy machine code
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b'\x00\x00' # qstr0
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b'\x01\x0c\x0aprint' # n_qstr, qstr0
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b'\x00\x00\x00' # scope_flags, n_obj, n_raw_code
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b'\x23' # n bytes, asm code
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b'\x00\x00\x00\x00\x00\x00\x00\x00' # dummy machine code
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b'\x00\x00\x00' # scope_flags, n_pos_args, type_sig
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),
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}
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# create and mount a user filesystem
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uos.mount(UserFS(user_files), '/userfs')
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sys.path.append('/userfs')
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# import .mpy files from the user filesystem
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for i in range(len(user_files)):
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mod = 'mod%u' % i
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try:
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__import__(mod)
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print(mod, 'OK')
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except ValueError as er:
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print(mod, 'ValueError', er)
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# unmount and undo path addition
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uos.umount('/userfs')
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sys.path.pop()
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