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# pylint: disable=missing-docstring,unused-variable,unused-argument,expression-not-assigned,singleton-comparison |
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import os |
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import pytest |
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from expecter import expect |
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from coveragespace.cache import Cache |
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def describe_cache(): |
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@pytest.fixture |
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def cache(): |
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return Cache() |
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@pytest.fixture |
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def cache_empty(cache): |
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# pylint: disable=protected-access |
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cache._data.clear() |
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return cache |
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@pytest.fixture |
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def cache_missing(cache_empty): |
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try: |
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os.remove(Cache.PATH) |
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except OSError: |
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pass |
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return cache_empty |
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@pytest.fixture |
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def cache_corrupt(cache): |
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# pylint: disable=protected-access |
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cache._data = "corrupt" |
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cache._store() |
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return cache |
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def describe_init(): |
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def it_loads_previous_results(cache_empty): |
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cache_empty.set(("url", {}), "previous") |
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cache = Cache() |
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expect(cache.get(("url", {}))) == "previous" |
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def it_handles_missing_cache_files(cache_missing): |
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expect(Cache().get(("url", {}))) == None |
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def it_handles_corrupt_cache_files(cache_corrupt): |
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expect(Cache().get(("url", {}))) == None |
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def describe_get(): |
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def it_hits_with_existing_data(cache_empty): |
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cache = cache_empty |
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cache.set(("url", {}), "existing") |
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expect(cache.get(("url", {}))) == "existing" |
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def it_misses_with_no_data(cache_empty): |
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expect(cache_empty.get(("url", {}))) == None |
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def it_returns_the_default_on_miss(cache_empty): |
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expect(cache_empty.get("foo", 42)) == 42 |
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