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more tests, found bug

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This commit is contained in:
Edwin Eefting 2020-07-08 19:27:21 +02:00
parent d19cb2c842
commit d08f7bf3c1
1 changed files with 88 additions and 15 deletions
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103
test_externalfailures.py
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@ -8,45 +8,118 @@ class TestZfsNode(unittest2.TestCase):
prepare_zpools() prepare_zpools()
self.longMessage=True self.longMessage=True
# generate a resumable state
def test_resume(self): def generate_resume(self):
if "0.6.5" in ZFS_USERSPACE:
self.skipTest("Resume not supported in this ZFS userspace version")
r=shelltest("zfs set compress=off test_source1 test_target1") r=shelltest("zfs set compress=off test_source1 test_target1")
#initial backup
with patch('time.strftime', return_value="20101111000000"):
self.assertFalse(ZfsAutobackup("test test_target1 --verbose --allow-empty".split(" ")).run())
#big change on source #big change on source
r=shelltest("dd if=/dev/zero of=/test_source1/fs1/data bs=250M count=1") r=shelltest("dd if=/dev/zero of=/test_source1/fs1/data bs=250M count=1")
#waste space on target #waste space on target
r=shelltest("dd if=/dev/zero of=/test_target1/waste bs=250M count=1") r=shelltest("dd if=/dev/zero of=/test_target1/waste bs=250M count=1")
#should fail #should fail and leave resume token (if supported)
with patch('time.strftime', return_value="20101111000001"): self.assertTrue(ZfsAutobackup("test test_target1 --verbose".split(" ")).run())
self.assertTrue(ZfsAutobackup("test test_target1 --verbose --allow-empty".split(" ")).run())
#free up space #free up space
r=shelltest("rm /test_target1/waste") r=shelltest("rm /test_target1/waste")
#sync
r=shelltest("zfs umount test_target1") r=shelltest("zfs umount test_target1")
r=shelltest("zfs mount test_target1")
#resume initial backup
def test_initial_resume(self):
#inital backup, leaves resume token
with patch('time.strftime', return_value="20101111000000"):
self.generate_resume()
#should resume and succeed #should resume and succeed
with OutputIO() as buf: with OutputIO() as buf:
with redirect_stdout(buf): with redirect_stdout(buf):
with patch('time.strftime', return_value="20101111000002"): self.assertFalse(ZfsAutobackup("test test_target1 --verbose --debug".split(" ")).run())
self.assertFalse(ZfsAutobackup("test test_target1 --verbose --allow-empty --debug".split(" ")).run())
print(buf.getvalue()) print(buf.getvalue())
#did we really resume? #did we really resume?
self.assertIn(": resuming", buf.getvalue()) if "0.6.5" in ZFS_USERSPACE:
#abort this late, for beter coverage
self.skipTest("Resume not supported in this ZFS userspace version")
else:
self.assertIn(": resuming", buf.getvalue())
r=shelltest("zfs list -H -o name -r -t all test_target1")
self.assertMultiLineEqual(r,"""
test_target1
test_target1/test_source1
test_target1/test_source1/fs1
test_target1/test_source1/fs1@test-20101111000000
test_target1/test_source1/fs1/sub
test_target1/test_source1/fs1/sub@test-20101111000000
test_target1/test_source2
test_target1/test_source2/fs2
test_target1/test_source2/fs2/sub
test_target1/test_source2/fs2/sub@test-20101111000000
""")
#resume incremental backup
def test_incremental_resume(self):
#initial backup
with patch('time.strftime', return_value="20101111000000"):
self.assertFalse(ZfsAutobackup("test test_target1 --verbose --allow-empty".split(" ")).run())
#incremental backup leaves resume token
with patch('time.strftime', return_value="20101111000001"):
self.generate_resume()
#should resume and succeed
with OutputIO() as buf:
with redirect_stdout(buf):
self.assertFalse(ZfsAutobackup("test test_target1 --verbose --debug".split(" ")).run())
print(buf.getvalue())
#did we really resume?
if "0.6.5" in ZFS_USERSPACE:
#abort this late, for beter coverage
self.skipTest("Resume not supported in this ZFS userspace version")
else:
self.assertIn(": resuming", buf.getvalue())
r=shelltest("zfs list -H -o name -r -t all test_target1")
self.assertMultiLineEqual(r,"""
test_target1
test_target1/test_source1
test_target1/test_source1/fs1
test_target1/test_source1/fs1@test-20101111000000
test_target1/test_source1/fs1@test-20101111000001
test_target1/test_source1/fs1/sub
test_target1/test_source1/fs1/sub@test-20101111000000
test_target1/test_source2
test_target1/test_source2/fs2
test_target1/test_source2/fs2/sub
test_target1/test_source2/fs2/sub@test-20101111000000
""")
# # generate an invalid resume token, and verify if its aborted automaticly
#FIXME: fails due to incorrectly created parent
# def test_resumeabort(self): # def test_resumeabort(self):
# if "0.6.5" in ZFS_USERSPACE:
# self.skipTest("Resume not supported in this ZFS userspace version")
# #inital backup, leaves resume token
# with patch('time.strftime', return_value="20101111000000"):
# self.generate_resume()
# #remove corresponding source snapshot
# shelltest("zfs destroy test_source1/fs1@test-20101111000000")
# #try again, should abort old resume
# with patch('time.strftime', return_value="20101111000001"):
# self.assertFalse(ZfsAutobackup("test test_target1 --verbose --debug".split(" ")).run())