def test_with_unknown_field(data_store_path, caplog):
"""Test `update` when the user has an unknown field."""
caplog.set_level(logging.WARNING)
data_set = [{
"name": "Eric Idle",
"phone": "123-456-7890",
"address": "here"
}]
data_store_path.write_text(json.dumps(data_set))
data_store = JSONDataStore(file_path=str(data_store_path))
user = {"phone": "999-999-9999", "foobar": "baz"}
data_store.update("Eric Idle", **user)
expected_data = {
"name": "Eric Idle",
"phone": "999-999-9999",
"address": "here"
}
assert expected_data in data_store._users
assert expected_data in json.loads(data_store_path.read_text())
for record in caplog.records:
if "foobar" in record.getMessage():
break
else:
pytest.fail(
"Unable to find warning message with unknown field 'foobar'")
def test_with_different_name(data_store_path):
"""Test when updating a user with a different name."""
data_set = [
{
"name": "Eric Idle",
"phone": "123-456-7890",
"address": "here"
},
{
"name": "John Cleese",
"phone": "111-222-3333",
"address": "there"
},
]
data_store_path.write_text(json.dumps(data_set))
data_store = JSONDataStore(file_path=str(data_store_path))
assert data_store._users == data_set
updated_user = {
"name": "Terry Gilliam",
"phone": "999-999-9999",
"address": "not here",
}
data_store.update("Eric Idle", **updated_user)
assert updated_user in data_store._users
assert not [
user for user in data_store._users if user["name"] == "Eric Idle"
]
json_data = json.loads(data_store_path.read_text())
assert updated_user in json_data
assert not [user for user in json_data if user["name"] == "Eric Idle"]
def test_with_same_name(data_store_path):
"""Test when updating a user with the same name."""
data_set = [
{
"name": "Eric Idle",
"phone": "123-456-7890",
"address": "here"
},
{
"name": "John Cleese",
"phone": "111-222-3333",
"address": "there"
},
]
data_store_path.write_text(json.dumps(data_set))
data_store = JSONDataStore(file_path=str(data_store_path))
assert data_store._users == data_set
updated_user = {
"name": "Eric Idle",
"phone": "999-999-9999",
"address": "not here"
}
data_store.update("Eric Idle", **updated_user)
assert updated_user in data_store._users
assert updated_user in json.loads(data_store_path.read_text())
def test_with_duplicate_user(data_store_path):
"""Test `update` when changing the name and the user already exists."""
data_set = [
{
"name": "Eric Idle",
"phone": "123-456-7890",
"address": "here"
},
{
"name": "John Cleese",
"phone": "111-222-3333",
"address": "there"
},
]
data_store_path.write_text(json.dumps(data_set))
data_store = JSONDataStore(file_path=str(data_store_path))
assert data_store._users == data_set
updated_user = {
"name": "John Cleese",
"phone": "999-999-9999",
"address": "not here",
}
with pytest.raises(DuplicateUserError) as error:
data_store.update("Eric Idle", **updated_user)
assert "John Cleese" in str(error.value)
def test_with_missing_user(data_store_path):
"""Test `update` when the user doesn't exists."""
data_set = [{
"name": "Eric Idle",
"phone": "123-456-7890",
"address": "here"
}]
data_store_path.write_text(json.dumps(data_set))
data_store = JSONDataStore(file_path=str(data_store_path))
assert data_store._users == data_set
user = {
"name": "John Cleese",
"phone": "999-999-9999",
"address": "not here"
}
with pytest.raises(MissingUserError) as error:
data_store.update("John Cleese", **user)
assert "John Cleese" in str(error.value)
