5ef0d2ab14
This conditional import was only used to get the tests working on the unix coverage build, which has now switched to use VFS by default so the uos module alone has the required functionality.
98 lines
2.1 KiB
Python
98 lines
2.1 KiB
Python
try:
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import uerrno
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import uos
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except ImportError:
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print("SKIP")
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raise SystemExit
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try:
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uos.VfsFat
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except AttributeError:
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print("SKIP")
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raise SystemExit
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class RAMFS:
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SEC_SIZE = 512
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def __init__(self, blocks):
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self.data = bytearray(blocks * self.SEC_SIZE)
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def readblocks(self, n, buf):
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#print("readblocks(%s, %x(%d))" % (n, id(buf), len(buf)))
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for i in range(len(buf)):
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buf[i] = self.data[n * self.SEC_SIZE + i]
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def writeblocks(self, n, buf):
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#print("writeblocks(%s, %x)" % (n, id(buf)))
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for i in range(len(buf)):
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self.data[n * self.SEC_SIZE + i] = buf[i]
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def ioctl(self, op, arg):
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#print("ioctl(%d, %r)" % (op, arg))
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if op == 4: # BP_IOCTL_SEC_COUNT
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return len(self.data) // self.SEC_SIZE
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if op == 5: # BP_IOCTL_SEC_SIZE
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return self.SEC_SIZE
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try:
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bdev = RAMFS(50)
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except MemoryError:
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print("SKIP")
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raise SystemExit
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uos.VfsFat.mkfs(bdev)
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print(b"FOO_FILETXT" not in bdev.data)
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print(b"hello!" not in bdev.data)
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vfs = uos.VfsFat(bdev)
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uos.mount(vfs, "/ramdisk")
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print("statvfs:", vfs.statvfs("/ramdisk"))
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print("getcwd:", vfs.getcwd())
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try:
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vfs.stat("no_file.txt")
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except OSError as e:
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print(e.args[0] == uerrno.ENOENT)
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with vfs.open("foo_file.txt", "w") as f:
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f.write("hello!")
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print(list(vfs.ilistdir()))
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print("stat root:", vfs.stat("/"))
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print("stat file:", vfs.stat("foo_file.txt")[:-3]) # timestamps differ across runs
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print(b"FOO_FILETXT" in bdev.data)
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print(b"hello!" in bdev.data)
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vfs.mkdir("foo_dir")
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vfs.chdir("foo_dir")
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print("getcwd:", vfs.getcwd())
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print(list(vfs.ilistdir()))
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with vfs.open("sub_file.txt", "w") as f:
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f.write("subdir file")
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try:
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vfs.chdir("sub_file.txt")
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except OSError as e:
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print(e.args[0] == uerrno.ENOENT)
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vfs.chdir("..")
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print("getcwd:", vfs.getcwd())
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uos.umount(vfs)
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vfs = uos.VfsFat(bdev)
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print(list(vfs.ilistdir(b"")))
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# list a non-existent directory
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try:
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vfs.ilistdir(b"no_exist")
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except OSError as e:
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print('ENOENT:', e.args[0] == uerrno.ENOENT)
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