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126 lines
3 KiB
Python
126 lines
3 KiB
Python
import hypothesis.strategies as st
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from hypothesis import given
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import pytest
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from vdirsyncer import exceptions
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from vdirsyncer.cli.fetchparams import STRATEGIES, expand_fetch_params
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@pytest.fixture
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def mystrategy(monkeypatch):
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def strategy(x):
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calls.append(x)
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return x
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calls = []
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monkeypatch.setitem(STRATEGIES, 'mystrategy', strategy)
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return calls
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@pytest.fixture
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def value_cache(monkeypatch):
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_cache = {}
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class FakeContext:
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fetched_params = _cache
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def find_object(self, _):
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return self
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def get_context(*a, **kw):
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return FakeContext()
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monkeypatch.setattr('click.get_current_context', get_context)
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return _cache
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def test_key_conflict(monkeypatch, mystrategy):
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with pytest.raises(ValueError) as excinfo:
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expand_fetch_params({
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'foo': 'bar',
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'foo.fetch': ['mystrategy', 'baz']
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})
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assert 'Can\'t set foo.fetch and foo.' in str(excinfo.value)
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@given(s=st.text(), t=st.text(min_size=1))
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def test_fuzzing(s, t, mystrategy):
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config = expand_fetch_params({
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f'{s}.fetch': ['mystrategy', t]
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})
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assert config[s] == t
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@pytest.mark.parametrize('value', [
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[],
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'lol',
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42
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])
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def test_invalid_fetch_value(mystrategy, value):
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with pytest.raises(ValueError) as excinfo:
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expand_fetch_params({
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'foo.fetch': value
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})
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assert 'Expected a list' in str(excinfo.value) or \
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'Expected list of length > 0' in str(excinfo.value)
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def test_unknown_strategy():
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with pytest.raises(exceptions.UserError) as excinfo:
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expand_fetch_params({
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'foo.fetch': ['unreal', 'asdf']
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})
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assert 'Unknown strategy' in str(excinfo.value)
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def test_caching(monkeypatch, mystrategy, value_cache):
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orig_cfg = {'foo.fetch': ['mystrategy', 'asdf']}
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rv = expand_fetch_params(orig_cfg)
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assert rv['foo'] == 'asdf'
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assert mystrategy == ['asdf']
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assert len(value_cache) == 1
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rv = expand_fetch_params(orig_cfg)
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assert rv['foo'] == 'asdf'
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assert mystrategy == ['asdf']
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assert len(value_cache) == 1
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value_cache.clear()
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rv = expand_fetch_params(orig_cfg)
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assert rv['foo'] == 'asdf'
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assert mystrategy == ['asdf'] * 2
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assert len(value_cache) == 1
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def test_failed_strategy(monkeypatch, value_cache):
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calls = []
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def strategy(x):
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calls.append(x)
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raise KeyboardInterrupt()
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monkeypatch.setitem(STRATEGIES, 'mystrategy', strategy)
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orig_cfg = {'foo.fetch': ['mystrategy', 'asdf']}
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for _ in range(2):
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with pytest.raises(KeyboardInterrupt):
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expand_fetch_params(orig_cfg)
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assert len(value_cache) == 1
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assert len(calls) == 1
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def test_empty_value(monkeypatch, mystrategy):
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with pytest.raises(exceptions.UserError) as excinfo:
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expand_fetch_params({
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'foo.fetch': ['mystrategy', '']
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})
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assert 'Empty value for foo.fetch, this most likely indicates an error' \
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in str(excinfo.value)
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