4216bc7d13
This work was funded through GitHub Sponsors. Signed-off-by: Jim Mussared <jim.mussared@gmail.com>
75 lines
1.4 KiB
Python
75 lines
1.4 KiB
Python
# Test builtin execfile function using VFS.
|
|
|
|
try:
|
|
import io, os
|
|
|
|
execfile
|
|
io.IOBase
|
|
os.mount
|
|
except (ImportError, NameError, AttributeError):
|
|
print("SKIP")
|
|
raise SystemExit
|
|
|
|
|
|
class File(io.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:
|
|
import io, os
|
|
|
|
os.umount("/")
|
|
except OSError:
|
|
pass
|
|
for path in os.listdir("/"):
|
|
os.umount("/" + path)
|
|
|
|
# Create and mount the VFS object.
|
|
files = {
|
|
"/test.py": "print(123)",
|
|
}
|
|
fs = Filesystem(files)
|
|
os.mount(fs, "/test_mnt")
|
|
|
|
# Test execfile with a file that doesn't exist.
|
|
try:
|
|
import io, os
|
|
|
|
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.
|
|
os.umount(fs)
|