def test_merge_from_1():
a = OmegaConf.empty()
b = OmegaConf.from_string('''
a : 1
b : 2
''')
a.merge_from(b)
assert a == b
def test_merge_from_2():
a = OmegaConf.empty()
a.inner = {}
b = OmegaConf.from_string('''
a : 1
b : 2
''')
a.inner.merge_from(b)
assert a.inner == b
def test_setattr_deep_from_empty():
c = OmegaConf.empty()
# Unfortunately we can't just do c.a.b = 9 here.
# The reason is that if c.a is being resolved first and it does not exist, so there
# is nothing to call .b = 9 on.
# The alternative is to auto-create fields as they are being accessed, but this is opening
# a whole new can of worms, and is also breaking map semantics.
c.a = {}
c.a.b = 9
assert {'a': {'b': 9}} == c
def test_create_empty__deprecated():
assert OmegaConf.empty() == {}
def test_update_with_empty_map_value():
c = OmegaConf.empty()
c.update('a', {})
assert {'a': {}} == c
def test_subscript_set():
c = OmegaConf.empty()
c['a'] = 'b'
assert {'a': 'b'} == c
def test_is_empty():
c = OmegaConf.from_string('a: b')
assert not c.is_empty()
c = OmegaConf.empty()
assert c.is_empty()
def test_update_deep_with_value():
c = OmegaConf.empty()
c.update('a.b', 1)
assert {'a': {'b': 1}} == c
def test_update_deep_from_empty():
c = OmegaConf.empty()
c.update('a.b', 1)
assert {'a': {'b': 1}} == c
def test_update_with_map_value():
c = OmegaConf.empty()
c.update('a', {'aa': 1, 'bb': 2})
assert {'a': {'aa': 1, 'bb': 2}} == c
