def test_get_safe_when_passed_a_nonexistent_key_returns_default_value():
# Arrange
nested_dict = {
"level1prop1": 1,
"level2": {
"level2prop1": 2,
"level3": {
"level3prop1": 3,
}
}
}
dict_view = ObjectDictView(nested_dict)
# Act
value1 = dict_view.get_safe("level2/level3/level4/level4prop1")
value2 = dict_view.get_safe("level2/level3/level4/level4prop1", default_value=42)
# Assert
assert value1 is None
assert value2 == 42
def test_get_safe_when_passed_an_existing_key_returns_its_value():
# Arrange
nested_dict = {
"level1prop1": 1,
"level2": {
"level2prop1": 2,
"level3": {
"level3prop1": 3,
}
}
}
dict_view = ObjectDictView(nested_dict)
# Act
value = dict_view.get_safe("level2/level3/level3prop1")
# Assert
assert value == 3
