def test_useless_are_not_called(self):
'''Retrievers which don't provide requested data are not called'''
pluginsystem.register_plugin(Slow)
pluginsystem.register_plugin(Trackable)
get('a', 'b', request=('foo',), timeout=0.3)
time.sleep(0.2)
assert Trackable.called == False
def test_noone_is_fast_enough(self):
'''when no retriever is fast enough, (None, None) should be returned'''
pluginsystem.register_plugin(Slow)
res = get('a', 'b', request=('foo',),
timeout=0.2)
print 'NOONE', res
assert res is None
def test_no_extra(self):
'''Don't return anything that is not requested'''
pluginsystem.register_plugin(Slow)
pluginsystem.register_plugin(QuickBar)
res = get('a', 'b', request=('foo',))
print 'result', res
assert 'foo' in res
assert 'bar' not in res
def test_best_found(self):
'''first_match must found the "best", even if not perfect'''
pluginsystem.register_plugin(Slow)
pluginsystem.register_plugin(QuickBar)
res = get('a', 'b', request=('foo', 'bar'),
timeout=0.5)
assert 'bar' in res
assert 'foo' not in res
def test_timeout(self):
'''Timeout must do its job'''
pluginsystem.register_plugin(Slow)
pluginsystem.register_plugin(Quick)
start = time.time()
res = get('a', 'b', request=('donthaveit'),
timeout=1)
assert time.time() - start < 2.0
def test_slow_if_no_matches(self):
'''when no matches are found, slowness is ok'''
pluginsystem.register_plugin(Slow)
start = time.time()
res = get('a', 'b', request=('foo',),
analyzer='first_match')
assert time.time() - start > 1.0
assert res['foo'] == 'slow foo'
def test_first_match(self):
'''first match analyzer should choose the quickest, and do it quick'''
#TODO: change to a more explicit, analyzer-choosing API
pluginsystem.register_plugin(Quick)
pluginsystem.register_plugin(Slow)
res = get('a', 'b', request=('foo',),
analyzer='first_match')
assert res['foo'] == 'quick foo'
def test_first_advanced_match(self):
'''first match should "compose" results'''
pluginsystem.register_plugin(Quick)
pluginsystem.register_plugin(QuickBar)
res = get('a', 'b', request=('foo', 'bar'),
analyzer='first_match')
assert 'bar' in res
assert res['bar'] == 'quickBar bar'
assert 'foo' in res
assert res['foo'] == 'quick foo'
def test_all(self):
pluginsystem.register_plugin(Slow)
pluginsystem.register_plugin(Quick)
get('a', 'b', request=('foo',))
def test_select(self):
pluginsystem.register_plugin(Slow)
pluginsystem.register_plugin(Quick)
get('a', 'b', request=('foo',), plugin_filter=('quick',))
def test_none(self):
pluginsystem.register_plugin(Slow)
get('a', 'b', request=('foo',), plugin_filter=())
def test_error_handling(self):
'''Even when retrievers raise, all should be fine'''
pluginsystem.register_plugin(Error)
#does not raise any error
res = get('a', 'b', request=('foo',))
assert res is None
def test_bad_analyzer(self):
'''Specifying a non-existing analyzer should raise ValueError'''
get('a', 'b', request=('lyrics',), analyzer='dontexist')
def test_first_dont_match(self):
'''first match should not match results that don't satisfies request'''
pluginsystem.register_plugin(Quick)
res = get('a', 'b', request=('donthaveit',),
analyzer='first_match')
assert res == None