def test_key_not_found(self):
# create a kv database
ctx = t.Ctx()
a1 = t.Attr(ctx, "value", dtype=bytes)
kv = t.KV(ctx, self.path("foo"), attrs=(a1, ))
self.assertRaises(KeyError, kv.__getitem__, "not here")
def test_kv_contains(self):
# create a kv database
ctx = t.Ctx()
a1 = t.Attr(ctx, "value", dtype=bytes)
kv = t.KV(ctx, self.path("foo"), attrs=(a1, ))
self.assertFalse("foo" in kv)
kv['foo'] = 'bar'
self.assertTrue("foo" in kv)
def test_kv_write_read(self):
# create a kv database
ctx = t.Ctx()
a1 = t.Attr(ctx, "value", dtype=bytes)
kv = t.KV(ctx, self.path("foo"), attrs=(a1, ))
a1.dump()
kv['foo'] = 'bar'
kv.dump()
self.assertEqual(kv["foo"], 'bar')
def test_kv_dict(self):
# create a kv database
ctx = t.Ctx()
a1 = t.Attr(ctx, "value", dtype=bytes)
kv = t.KV(ctx, self.path("foo"), attrs=(a1, ))
kv['foo'] = 'bar'
kv['baz'] = 'foo'
self.assertEqual(kv.dict(), {'foo': 'bar', 'baz': 'foo'})
self.assertEqual(dict(kv), {'foo': 'bar', 'baz': 'foo'})
def test_kv_write_load_read(self):
# create a kv database
ctx = t.Ctx()
a1 = t.Attr(ctx, "value", dtype=bytes)
kv = t.KV(ctx, self.path("foo"), attrs=(a1, ))
kv['foo'] = 'bar'
del kv
# try to load it
kv = t.KV.load(ctx, self.path("foo"))
self.assertEqual(kv["foo"], 'bar')
def test_kv_update(self):
# create a kv database
ctx = t.Ctx()
a1 = t.Attr(ctx, "val", dtype=bytes)
kv = t.KV(ctx, self.path("foo"), attrs=(a1, ))
kv['foo'] = 'bar'
del kv
kv = t.KV.load(ctx, self.path("foo"))
kv['foo'] = 'baz'
del kv
kv = t.KV.load(ctx, self.path("foo"))
self.assertEqual(kv['foo'], 'baz')
def test_multiattribute(self):
ctx = t.Ctx()
a1 = t.Attr(ctx, "ints", dtype=int)
a2 = t.Attr(ctx, "floats", dtype=float)
kv = t.KV(ctx, self.path("foo"), attrs=(a1, a2))