def test_arbitrary_chars(fn):
z = File(fn)
# Avoid hitting the Windows max filename length
chunk = 16
for i in range(1, 128, chunk):
key = "".join(["foo_"] +
[chr(i) for i in range(i, min(128, i + chunk))])
with pytest.raises(KeyError):
z[key]
z[key] = b"foo"
assert z[key] == b"foo"
assert list(z) == [key]
assert list(z.keys()) == [key]
assert list(z.items()) == [(key, b"foo")]
assert list(z.values()) == [b"foo"]
zz = File(fn)
assert zz[key] == b"foo"
assert list(zz) == [key]
assert list(zz.keys()) == [key]
assert list(zz.items()) == [(key, b"foo")]
assert list(zz.values()) == [b"foo"]
del zz
del z[key]
with pytest.raises(KeyError):
z[key]
def test_arbitrary_chars(fn):
z = File(fn)
# Avoid hitting the Windows max filename length
chunk = 16
for i in range(1, 128, chunk):
key = ''.join(['foo_'] + [chr(i) for i in range(i, min(128, i + chunk))])
with pytest.raises(KeyError):
z[key]
z[key] = b'foo'
assert z[key] == b'foo'
assert list(z) == [key]
assert list(z.keys()) == [key]
assert list(z.items()) == [(key, b'foo')]
assert list(z.values()) == [b'foo']
zz = File(fn)
assert zz[key] == b'foo'
assert list(zz) == [key]
assert list(zz.keys()) == [key]
assert list(zz.items()) == [(key, b'foo')]
assert list(zz.values()) == [b'foo']
del zz
del z[key]
with pytest.raises(KeyError):
z[key]
def test_item_with_very_long_name_can_be_read_and_deleted_and_restored(fn):
z = File(fn)
long_key1 = 'a' + 'a'.join(str(i) for i in range(500))
long_key2 = 'b' + 'a'.join(str(i) for i in range(500))
z[long_key1] = b'key1'
z[long_key2] = b'key2'
assert z[long_key1] == b'key1'
assert z[long_key2] == b'key2'
z2 = File(fn)
assert z2[long_key1] == b'key1'
assert z2[long_key2] == b'key2'
del z2[long_key1]
z3 = File(fn)
assert long_key1 not in z3
assert z3[long_key2] == b'key2'
def test_delitem(fn):
z = File(fn)
z["x"] = b"123"
assert os.path.exists(os.path.join(z.directory, "x"))
del z["x"]
assert not os.path.exists(os.path.join(z.directory, "x"))
def test_delitem(fn):
z = File(fn)
z['x'] = b'123'
assert os.path.exists(os.path.join(z.directory, 'x'))
del z['x']
assert not os.path.exists(os.path.join(z.directory, 'x'))
def test_implementation(fn):
z = File(fn)
assert not z
z['x'] = b'123'
assert os.listdir(fn) == ['x']
with open(os.path.join(fn, 'x'), 'rb') as f:
assert f.read() == b'123'
def test_implementation(fn):
z = File(fn)
assert not z
z["x"] = b"123"
assert os.listdir(fn) == ["x"]
with open(os.path.join(fn, "x"), "rb") as f:
assert f.read() == b"123"
assert "x" in z
def test_arbitrary_chars(fn):
z = File(fn)
# Avoid hitting the Windows max filename length
chunk = 16
for i in range(1, 128, chunk):
key = ''.join(['foo_'] + [chr(i) for i in range(i, min(128, i + chunk))])
with pytest.raises(KeyError):
z[key]
z[key] = b'foo'
assert z[key] == b'foo'
del z[key]
with pytest.raises(KeyError):
z[key]
def test_simple(fn):
z = File(fn)
assert isinstance(z, MutableMapping)
assert not z
assert list(z) == list(z.keys()) == []
assert list(z.values()) == []
assert list(z.items()) == []
z['x'] = b'123'
assert list(z) == list(z.keys()) == ['x']
assert list(z.values()) == [b'123']
assert list(z.items()) == [('x', b'123')]
assert z['x'] == b'123'
assert os.listdir(fn) == ['x']
with open(os.path.join(fn, 'x'), 'rb') as f:
assert f.read() == b'123'
z['y'] = b'456'
assert z['y'] == b'456'
def test_write_list_of_bytes(fn):
z = File(fn)
z["x"] = [b"123", b"4567"]
assert z["x"] == b"1234567"
def test_missing_key(fn):
z = File(fn)
with pytest.raises(KeyError):
z["x"]
def test_contextmanager(fn):
with File(fn) as z:
z["x"] = b"123"
with open(os.path.join(fn, "x"), "rb") as f:
assert f.read() == b"123"
def test_setitem_typeerror(fn):
z = File(fn)
with pytest.raises(TypeError):
z["x"] = 123
def test_str(fn):
z = File(fn)
assert fn in str(z)
assert fn in repr(z)
assert z.mode in str(z)
assert z.mode in repr(z)
def test_mapping(fn):
"""
Test mapping interface for File().
"""
z = File(fn)
utils_test.check_mapping(z)
def test_contextmanager(fn):
with File(fn) as z:
z['x'] = b'123'
with open(os.path.join(fn, 'x'), 'rb') as f:
assert f.read() == b'123'
def test_write_list_of_bytes(fn):
z = File(fn)
z['x'] = [b'123', b'4567']
assert z['x'] == b'1234567'