[U-Boot] [U-Boot, RESEND, v5, 3/7] test: fs: Add filesystem integrity checks

[Takahiro Akashi <takahiro.akashi@linaro.org>]

On Tue, Apr 09, 2019 at 08:19:40PM -0400, Tom Rini wrote:
> On Wed, Apr 10, 2019 at 02:10:12AM +0200, Heinrich Schuchardt wrote:
> > On 4/9/19 10:03 PM, Tom Rini wrote:
> > > On Wed, Feb 13, 2019 at 12:15:23PM +0100, Jean-Jacques Hiblot wrote:
> > >
> > >> We need to make sure that file writes,file creation, etc. are properly
> > >> performed and do not corrupt the filesystem.
> > >> To help with this, introduce the assert_fs_integrity() function that
> > >> executes the appropriate fsck tool. It should be called at the end of any
> > >> test that modify the content/organization of the filesystem.
> > >> Currently only supports FATs and EXT4.
> > >>
> > >> Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
> > >> Reviewed-by: Tom Rini <trini@konsulko.com>
> > >
> > > OK, I'm adding in a bunch of people to CC here.  The issue with this
> > > patch is that by adding fsck to our tests we see 34 FAT16/FAT32
> > > failures:
> > > TestFsBasic.test_fs13[fat16]
> > > TestFsBasic.test_fs11[fat32]
> > > TestFsBasic.test_fs12[fat32]
> > > TestFsBasic.test_fs13[fat32]
> > > TestFsExt.test_fs_ext1[fat32]
> > > TestFsExt.test_fs_ext2[fat32]
> > > TestFsExt.test_fs_ext3[fat32]
> > > TestFsExt.test_fs_ext4[fat32]
> > > TestFsExt.test_fs_ext5[fat32]
> > > TestFsExt.test_fs_ext6[fat32]
> > > TestFsExt.test_fs_ext7[fat32]
> > > TestFsExt.test_fs_ext8[fat32]
> > > TestFsExt.test_fs_ext9[fat32]
> > > TestMkdir.test_mkdir6[fat16]
> > > TestMkdir.test_mkdir1[fat32]
> > > TestMkdir.test_mkdir2[fat32]
> > > TestMkdir.test_mkdir3[fat32]
> > > TestMkdir.test_mkdir4[fat32]
> > > TestMkdir.test_mkdir5[fat32]
> > > TestMkdir.test_mkdir6[fat32]
> > > TestUnlink.test_unlink1[fat16]
> > > TestUnlink.test_unlink2[fat16]
> > > TestUnlink.test_unlink3[fat16]
> > > TestUnlink.test_unlink4[fat16]
> > > TestUnlink.test_unlink5[fat16]
> > > TestUnlink.test_unlink6[fat16]
> > > TestUnlink.test_unlink7[fat16]
> > > TestUnlink.test_unlink1[fat32]
> > > TestUnlink.test_unlink2[fat32]
> > > TestUnlink.test_unlink3[fat32]
> > > TestUnlink.test_unlink4[fat32]
> > > TestUnlink.test_unlink5[fat32]
> > > TestUnlink.test_unlink6[fat32]
> > > TestUnlink.test_unlink7[fat32]
> > 
> > I appreciate that we get tests for file system functions.
> > 
> > Unfortunately the test output is rudimentary. Can we have something more
> > expressive than unlink1 - unlink7?
> > 
> > CCing Takahiro as he was contributing recently to FAT.
> 
> Sorry, yes, kind of?  I pasted that in for brevity, but it's basically
> that for example all of test/py/tests/test_fs/test_unlink.py fails if
> you fsck the image in question after each test.  If you apply
> https://patchwork.ozlabs.org/patch/1041186/ (to avoid spurious ext4
> failures) and then https://patchwork.ozlabs.org/patch/1041181/ and run
> 'make tests' you'll see the full output.

I have no time to dig into this issue right now,
but if you give me a log from fsck, particularly
why fsck failed here, it would help me to understand
the problem.

# like the case of ext4, we might have to turn off
# some option at fsck?

Thanks,
-Takahiro Akashi

> -- 
> Tom