tests/micropython: Add test for builtin execfile() function.

Signed-off-by: Damien George <damien@micropython.org>
This commit is contained in:
Damien George 2022-06-29 12:48:42 +10:00
parent afa4d0a4b7
commit 932556d5fc
2 changed files with 76 additions and 0 deletions

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# Test builtin execfile function using VFS.
try:
import uio, uos
execfile
uio.IOBase
uos.mount
except (ImportError, NameError, AttributeError):
print("SKIP")
raise SystemExit
class File(uio.IOBase):
def __init__(self, data):
self.data = data
self.off = 0
def ioctl(self, request, arg):
return 0
def readinto(self, buf):
buf[:] = memoryview(self.data)[self.off : self.off + len(buf)]
self.off += len(buf)
return len(buf)
class Filesystem:
def __init__(self, files):
self.files = files
def mount(self, readonly, mkfs):
print("mount", readonly, mkfs)
def umount(self):
print("umount")
def open(self, file, mode):
print("open", file, mode)
if file not in self.files:
raise OSError(2) # ENOENT
return File(self.files[file])
# First umount any existing mount points the target may have.
try:
uos.umount("/")
except OSError:
pass
for path in uos.listdir("/"):
uos.umount("/" + path)
# Create and mount the VFS object.
files = {
"/test.py": "print(123)",
}
fs = Filesystem(files)
uos.mount(fs, "/test_mnt")
# Test execfile with a file that doesn't exist.
try:
execfile("/test_mnt/noexist.py")
except OSError:
print("OSError")
# Test execfile with a file that does exist.
execfile("/test_mnt/test.py")
# Unmount the VFS object.
uos.umount(fs)

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mount False False
open /noexist.py rb
OSError
open /test.py rb
123
umount