micropython: add micropython component

2022-09-29 12:10:37 +08:00
parent 1514f1cb9b
commit dd76146324
2679 changed files with 354110 additions and 0 deletions
--- a/components/language/micropython/tests/extmod/vfs_lfs.py
+++ b/components/language/micropython/tests/extmod/vfs_lfs.py
@@ -0,0 +1,154 @@
+# Test for VfsLittle using a RAM device
+
+try:
+    import uos
+
+    uos.VfsLfs1
+    uos.VfsLfs2
+except (ImportError, AttributeError):
+    print("SKIP")
+    raise SystemExit
+
+
+class RAMBlockDevice:
+    ERASE_BLOCK_SIZE = 1024
+
+    def __init__(self, blocks):
+        self.data = bytearray(blocks * self.ERASE_BLOCK_SIZE)
+
+    def readblocks(self, block, buf, off):
+        addr = block * self.ERASE_BLOCK_SIZE + off
+        for i in range(len(buf)):
+            buf[i] = self.data[addr + i]
+
+    def writeblocks(self, block, buf, off):
+        addr = block * self.ERASE_BLOCK_SIZE + off
+        for i in range(len(buf)):
+            self.data[addr + i] = buf[i]
+
+    def ioctl(self, op, arg):
+        if op == 4:  # block count
+            return len(self.data) // self.ERASE_BLOCK_SIZE
+        if op == 5:  # block size
+            return self.ERASE_BLOCK_SIZE
+        if op == 6:  # erase block
+            return 0
+
+
+def print_stat(st, print_size=True):
+    # don't print times (just check that they have the correct type)
+    print(st[:6], st[6] if print_size else -1, type(st[7]), type(st[8]), type(st[9]))
+
+
+def test(bdev, vfs_class):
+    print("test", vfs_class)
+
+    # mkfs
+    vfs_class.mkfs(bdev)
+
+    # construction
+    vfs = vfs_class(bdev)
+
+    # statvfs
+    print(vfs.statvfs("/"))
+
+    # open, write close
+    f = vfs.open("test", "w")
+    f.write("littlefs")
+    f.close()
+
+    # statvfs after creating a file
+    print(vfs.statvfs("/"))
+
+    # ilistdir
+    print(list(vfs.ilistdir()))
+    print(list(vfs.ilistdir("/")))
+    print(list(vfs.ilistdir(b"/")))
+
+    # mkdir, rmdir
+    vfs.mkdir("testdir")
+    print(list(vfs.ilistdir()))
+    print(sorted(list(vfs.ilistdir("testdir"))))
+    vfs.rmdir("testdir")
+    print(list(vfs.ilistdir()))
+    vfs.mkdir("testdir")
+
+    # stat a file
+    print_stat(vfs.stat("test"))
+
+    # stat a dir (size seems to vary on LFS2 so don't print that)
+    print_stat(vfs.stat("testdir"), False)
+
+    # read
+    with vfs.open("test", "r") as f:
+        print(f.read())
+
+    # create large file
+    with vfs.open("testbig", "w") as f:
+        data = "large012" * 32 * 16
+        print("data length:", len(data))
+        for i in range(4):
+            print("write", i)
+            f.write(data)
+
+    # stat after creating large file
+    print(vfs.statvfs("/"))
+
+    # rename
+    vfs.rename("testbig", "testbig2")
+    print(sorted(list(vfs.ilistdir())))
+    vfs.chdir("testdir")
+    vfs.rename("/testbig2", "testbig2")
+    print(sorted(list(vfs.ilistdir())))
+    vfs.rename("testbig2", "/testbig2")
+    vfs.chdir("/")
+    print(sorted(list(vfs.ilistdir())))
+
+    # remove
+    vfs.remove("testbig2")
+    print(sorted(list(vfs.ilistdir())))
+
+    # getcwd, chdir
+    vfs.mkdir("/testdir2")
+    vfs.mkdir("/testdir/subdir")
+    print(vfs.getcwd())
+    vfs.chdir("/testdir")
+    print(vfs.getcwd())
+
+    # create file in directory to make sure paths are relative
+    vfs.open("test2", "w").close()
+    print_stat(vfs.stat("test2"))
+    print_stat(vfs.stat("/testdir/test2"))
+    vfs.remove("test2")
+
+    # chdir back to root and remove testdir
+    vfs.chdir("/")
+    print(vfs.getcwd())
+    vfs.chdir("testdir")
+    print(vfs.getcwd())
+    vfs.chdir("..")
+    print(vfs.getcwd())
+    vfs.chdir("testdir/subdir")
+    print(vfs.getcwd())
+    vfs.chdir("../..")
+    print(vfs.getcwd())
+    vfs.chdir("/./testdir2")
+    print(vfs.getcwd())
+    vfs.chdir("../testdir")
+    print(vfs.getcwd())
+    vfs.chdir("../..")
+    print(vfs.getcwd())
+    vfs.chdir(".//testdir")
+    print(vfs.getcwd())
+    vfs.chdir("subdir/./")
+    print(vfs.getcwd())
+    vfs.chdir("/")
+    print(vfs.getcwd())
+    vfs.rmdir("testdir/subdir")
+    vfs.rmdir("testdir")
+    vfs.rmdir("testdir2")
+
+
+bdev = RAMBlockDevice(30)
+test(bdev, uos.VfsLfs1)
+test(bdev, uos.VfsLfs2)