def test_validate_name_none(setup_teardown_folder):
"""Test naming rule with error."""
f = File(setup_teardown_folder[1], name_validation=fv.none)
f.create_group("abcdefghijklmnopqrstuvwxyz1234567890_-")
f.create_group("ABNCUIY&z()(d()&")
f.close()
def test_open_mode(setup_teardown_folder):
# must exist
for mode in ["r+", "r"]:
with pytest.raises(IOError):
f = File(setup_teardown_folder[1], mode)
# create if not exist
for mode in ["a", "w", "w-"]:
remove(setup_teardown_folder[1])
f = File(setup_teardown_folder[1], mode)
f.require_dataset('dset', np.arange(10))
f.attrs['can_overwrite'] = 42
f.attrs['can_overwrite'] = 14
f.require_group('mygroup')
remove(setup_teardown_folder[1])
f = File(setup_teardown_folder[1], 'w')
f.close() # dummy close
# read write if exist
f = File(setup_teardown_folder[1], "r+")
f.require_group('mygroup')
f.require_dataset('dset', np.arange(10))
f.attrs['can_overwrite'] = 42
f.attrs['can_overwrite'] = 14
# read only, can not write
f = File(setup_teardown_folder[1], 'r')
with pytest.raises(IOError):
f.require_dataset('dset', np.arange(10))
f.attrs['can_not_write'] = 42
f.create_group('mygroup')
def test_validate_name_strict(setup_teardown_folder):
"""Test naming rule strict."""
f = File(setup_teardown_folder[1], name_validation=fv.strict)
f.create_group("abcdefghijklmnopqrstuvwxyz1234567890_-")
with pytest.raises(NameError):
f.create_group("A")
f.close()
def test_readwrite(setup_teardown_folder):
"""Mode 'r+' opens existing file in readwrite mode."""
f = File(setup_teardown_folder[1], 'w')
f.create_group('foo')
f.close()
f = File(setup_teardown_folder[1], 'r+')
assert 'foo' in f
f.create_group('bar')
assert 'bar' in f
f.close()
def test_create(setup_teardown_folder):
"""Mode 'w' opens file in overwrite mode."""
f = File(setup_teardown_folder[1], 'w')
assert f
f.create_group('foo')
f.close()
f = File(setup_teardown_folder[1], 'w', allow_remove=True)
assert 'foo' not in f
f.close()
with pytest.raises(FileExistsError):
f = File(setup_teardown_folder[1], 'w')
def test_opening_with_different_validate_name(setup_teardown_folder):
"""Test opening with wrong naming rule."""
f = File(setup_teardown_folder[1], "w", name_validation=fv.none)
f.create_group("AAA")
f.close()
# TODO changing name validation should result in warning/error
f = File(setup_teardown_folder[1], "a", name_validation=fv.thorough)
with pytest.raises(FileExistsError):
f.create_group("aaa")
f.close()
def test_append(setup_teardown_folder):
"""Mode 'a' opens file in append/readwrite mode, creating if necessary."""
f = File(setup_teardown_folder[1], 'a')
assert f
f.create_group('foo')
assert 'foo' in f
f = File(setup_teardown_folder[1], 'a')
assert 'foo' in f
f.create_group('bar')
assert 'bar' in f
def test_readonly(setup_teardown_folder):
"""Mode 'r' opens file in readonly mode."""
f = File(setup_teardown_folder[1], 'w')
f.close()
assert not f
f = File(setup_teardown_folder[1], 'r')
assert isinstance(f, File)
with pytest.raises(IOError):
f.create_group('foo')
f.create_dataset("bar", (2))
f.close()
def test_readonly(setup_teardown_folder):
"""Mode 'r' opens file in readonly mode."""
f = File(setup_teardown_folder[1], 'w')
f.close()
# TODO comment in when close is implemented
# assert not f
f = File(setup_teardown_folder[1], 'r')
assert f
with pytest.raises(IOError):
f.create_group('foo')
f.create_dataset("bar", (2))
f.close()
def test_validate_name_simple(setup_teardown_folder):
"""Test naming rule simple."""
f = File(setup_teardown_folder[1], name_validation=fv.thorough)
grp = f.create_group("test")
grp.create_group("abcdefghijklmnopqrstuvwxyz1234567890_-")
with pytest.raises(NameError):
grp.create_group("()")
f.close()
remove(setup_teardown_folder[1])
f = File(setup_teardown_folder[1], name_validation=fv.thorough)
grp = f.create_group("test")
grp.create_group("aa")
with pytest.raises(RuntimeError):
grp.create_group("AA")