def test_does_not_insert_new_keys(self):
"""Will it avoid inserting new keys when required?"""
a = {
'a': 1,
'b': {
'b1': 2,
'b2': 3,
},
}
b = {
'a': 1,
'b': {
'b1': 4,
'b3': 5,
},
'c': 6,
}
assert deep_merge(a, b, add_keys=False)['a'] == 1
assert deep_merge(a, b, add_keys=False)['b']['b2'] == 3
assert deep_merge(a, b, add_keys=False)['b']['b1'] == 4
try:
assert deep_merge(a, b, add_keys=False)['b']['b3'] == 5
except KeyError:
pass
else:
raise Exception('New keys added when they should not be')
try:
assert deep_merge(a, b, add_keys=False)['b']['b3'] == 6
except KeyError:
pass
else:
raise Exception('New keys added when they should not be')
def test_merges_dicts(self):
a = {
'a': 1,
'b': {
'b1': 2,
'b2': 3,
},
}
b = {
'a': 1,
'b': {
'b1': 4,
},
}
assert deep_merge(a, b)['a'] == 1
assert deep_merge(a, b)['b']['b2'] == 3
assert deep_merge(a, b)['b']['b1'] == 4
def env_config(self, app_env=None, from_config=None):
app_env = app_env or self.get_current_env()
from_config = from_config or self.config
env_overrides = from_config.get('__environments__', {}).get(app_env, {})
env_specific_config = utils.deep_merge(from_config, env_overrides)
if '__environments__' in env_specific_config:
del env_specific_config['__environments__']
return env_specific_config
def test_inserts_new_keys(self):
"""Will it insert new keys by default?"""
a = {
'a': 1,
'b': {
'b1': 2,
'b2': 3,
},
}
b = {
'a': 1,
'b': {
'b1': 4,
'b3': 5
},
'c': 6,
}
assert deep_merge(a, b)['a'] == 1
assert deep_merge(a, b)['b']['b2'] == 3
assert deep_merge(a, b)['b']['b1'] == 4
assert deep_merge(a, b)['b']['b3'] == 5
assert deep_merge(a, b)['c'] == 6
def test_does_not_insert_new_list_map_keys(self):
"""Will it avoid inserting new keys to list maps when required?"""
a = {
'a': [
{'name': 'a', 'value': 1},
]
}
b = {
'a': [
{'name': 'b', 'value': 2},
]
}
merged = deep_merge(a, b, add_keys=False)
assert not in_list_map(merged['a'], 'b')
assert get_from_list_map(merged['a'], 'a') == 1
def test_does_not_merge_list_maps(self):
"""Will it avoid merging list map keys if required?"""
a = {
'a': [
{'name': 'a', 'value': 1},
]
}
b = {
'a': [
{'name': 'b', 'value': 2},
]
}
merged = deep_merge(a, b, merge_list_maps=False)
assert not in_list_map(merged['a'], 'a')
assert get_from_list_map(merged['a'], 'b') == 2
assert len(merged['a']) == 1
def test_inserts_new_list_map_keys(self):
"""Will it insert new list map keys by default?"""
a = {
'a': [
{'name': 'a', 'value': 1},
]
}
b = {
'a': [
{'name': 'b', 'value': 2},
]
}
merged = deep_merge(a, b)
assert in_list_map(merged['a'], 'b')
assert get_from_list_map(merged['a'], 'a') == 1
assert get_from_list_map(merged['a'], 'b') == 2
def test_merges_dict_like_lists(self):
"""Test that we can merge dictionary-like lists by default"""
a = {
'a': [
{'name': 'a', 'value': 1},
{'name': 'b', 'value': {'a': 1}},
]
}
b = {
'a': [
{'name': 'a', 'value': 2},
{'name': 'b', 'value': {'a': 2, 'b': 3}},
]
}
merged = deep_merge(a, b)
assert get_from_list_map(merged['a'], 'a') == 2
assert get_from_list_map(merged['a'], 'b')['a'] == 2
assert get_from_list_map(merged['a'], 'b')['b'] == 3