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64 lines
2.9 KiB
Python
64 lines
2.9 KiB
Python
import pytest
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from flask import Flask
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from app import create_app
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from app.utils import merge_jsonlike
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@pytest.mark.parametrize(
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("source_object", "destination_object", "expected_result"),
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[
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# simple dicts:
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({"a": "b"}, {"c": "d"}, {"a": "b", "c": "d"}),
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# dicts with nested dict, both under same key, additive behaviour:
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({"a": {"b": "c"}}, {"a": {"e": "f"}}, {"a": {"b": "c", "e": "f"}}),
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# same key in both dicts, value is a string, destination supercedes source:
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({"a": "b"}, {"a": "c"}, {"a": "c"}),
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# nested dict added to new key of dict, additive behaviour:
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({"a": "b"}, {"c": {"d": "e"}}, {"a": "b", "c": {"d": "e"}}),
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# lists with same length but different items, destination supercedes source:
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(["b", "c", "d"], ["b", "e", "f"], ["b", "e", "f"]),
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# lists in dicts behave as top level lists
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({"a": ["b", "c", "d"]}, {"a": ["b", "e", "f"]}, {"a": ["b", "e", "f"]}),
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# lists with same string in both, at different positions, result in duplicates keeping their positions
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(["a", "b", "c", "d"], ["d", "e", "f"], ["d", "e", "f", "d"]),
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# lists with same dict in both result in a list with one instance of that dict
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([{"b": "c"}], [{"b": "c"}], [{"b": "c"}]),
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# if dicts in lists have different values, they are not merged
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([{"b": "c"}], [{"b": "e"}], [{"b": "e"}]),
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# if nested dicts in lists have different keys, additive behaviour
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([{"b": "c"}], [{"d": {"e": "f"}}], [{"b": "c", "d": {"e": "f"}}]),
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# if dicts in destination list but not source, they just get added to end of source
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(
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[{"a": "b"}],
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[{"a": "b"}, {"a": "b"}, {"c": "d"}],
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[{"a": "b"}, {"a": "b"}, {"c": "d"}],
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),
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# merge a dict with a null object returns that dict (does not work the other way round)
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({"a": {"b": "c"}}, None, {"a": {"b": "c"}}),
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# double nested dicts, new adds new Boolean key: value, additive behaviour
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(
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{"a": {"b": {"c": "d"}}},
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{"a": {"b": {"e": True}}},
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{"a": {"b": {"c": "d", "e": True}}},
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),
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# double nested dicts, both have same key, different values, destination supercedes source
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({"a": {"b": {"c": "d"}}}, {"a": {"b": {"c": "e"}}}, {"a": {"b": {"c": "e"}}}),
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],
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)
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def test_merge_jsonlike_merges_jsonlike_objects_correctly(
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source_object, destination_object, expected_result
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):
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merge_jsonlike(source_object, destination_object)
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assert source_object == expected_result
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def test_commit_hash():
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# Assert that we have trimmed the default (unknown) commit hash to seven characters
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# The real commit hash is supplied at deploy time.
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app = Flask("app")
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create_app(app)
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with app.app_context() as current_app:
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assert current_app.app.config["COMMIT_HASH"] == "-------"
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