Tests do not run due to absolute import of OSDManager.
I installed xtreemfs_client via setup.py. So from xtreemfs_client.OSDManager
import OSDManager works.
However, if I try to run the tests on my machine the following exception is raised:
Error
Traceback (most recent call last):
File "/home/gfz-fe/python_GFZ/python/lib/python3.6/unittest/case.py", line 59, in testPartExecutor
yield
File "/home/gfz-fe/python_GFZ/python/lib/python3.6/unittest/case.py", line 601, in run
testMethod()
File "/home/gfz-fe/python_GFZ/python/lib/python3.6/site-packages/nose/failure.py", line 39, in runTest
raise self.exc_val.with_traceback(self.tb)
File "/home/gfz-fe/python_GFZ/python/lib/python3.6/site-packages/nose/loader.py", line 417, in loadTestsFromName
addr.filename, addr.module)
File "/home/gfz-fe/python_GFZ/python/lib/python3.6/site-packages/nose/importer.py", line 47, in importFromPath
return self.importFromDir(dir_path, fqname)
File "/home/gfz-fe/python_GFZ/python/lib/python3.6/site-packages/nose/importer.py", line 94, in importFromDir
mod = load_module(part_fqname, fh, filename, desc)
File "/home/gfz-fe/python_GFZ/python/lib/python3.6/imp.py", line 234, in load_module
return load_source(name, filename, file)
File "/home/gfz-fe/python_GFZ/python/lib/python3.6/imp.py", line 172, in load_source
module = _load(spec)
File "<frozen importlib._bootstrap>", line 675, in _load
File "<frozen importlib._bootstrap>", line 655, in _load_unlocked
File "<frozen importlib._bootstrap_external>", line 678, in exec_module
File "<frozen importlib._bootstrap>", line 205, in _call_with_frames_removed
File "/home/gfz-fe/scheffler/python/xtreemfs_client/tests/test_xtreemfs_client.py", line 6, in <module>
import OSDManager
ModuleNotFoundError: No module named 'OSDManager'
E
======================================================================
ERROR: Failure: ModuleNotFoundError (No module named 'OSDManager')
----------------------------------------------------------------------
Traceback (most recent call last):
File "/home/gfz-fe/python_GFZ/python/lib/python3.6/site-packages/nose/failure.py", line 39, in runTest
raise self.exc_val.with_traceback(self.tb)
File "/home/gfz-fe/python_GFZ/python/lib/python3.6/site-packages/nose/loader.py", line 417, in loadTestsFromName
addr.filename, addr.module)
File "/home/gfz-fe/python_GFZ/python/lib/python3.6/site-packages/nose/importer.py", line 47, in importFromPath
return self.importFromDir(dir_path, fqname)
File "/home/gfz-fe/python_GFZ/python/lib/python3.6/site-packages/nose/importer.py", line 94, in importFromDir
mod = load_module(part_fqname, fh, filename, desc)
File "/home/gfz-fe/python_GFZ/python/lib/python3.6/imp.py", line 234, in load_module
return load_source(name, filename, file)
File "/home/gfz-fe/python_GFZ/python/lib/python3.6/imp.py", line 172, in load_source
module = _load(spec)
File "<frozen importlib._bootstrap>", line 675, in _load
File "<frozen importlib._bootstrap>", line 655, in _load_unlocked
File "<frozen importlib._bootstrap_external>", line 678, in exec_module
File "<frozen importlib._bootstrap>", line 205, in _call_with_frames_removed
File "/home/gfz-fe/scheffler/python/xtreemfs_client/tests/test_xtreemfs_client.py", line 6, in <module>
import OSDManager
ModuleNotFoundError: No module named 'OSDManager'
----------------------------------------------------------------------
Ran 1 test in 0.013s
FAILED (errors=1)
This is because you use an absolute import to import OSDManager:
import OSDManager
import div_util
import verify
Since '.../site-packages/xtreemfs_client/' is not in my PATH but only '.../site-packages/', Python cannot find it.
One solution could be to replace your imports with:
from xtreemfs_client.OSDManager import OSDManager
from xtreemfs_client import div_util
from xtreemfs_client import verify