def test_write_statistics_with_individual(capsys, chromosome):
config.INSTANCE.statistics_backend = config.StatisticsBackend.CONSOLE
statistics = SearchStatistics()
statistics.current_individual(chromosome)
result = statistics.write_statistics()
captured = capsys.readouterr()
assert result
assert captured.out != ""
def test_write_statistics_no_backend():
config.INSTANCE.statistics_backend = None
statistics = SearchStatistics()
assert not statistics.write_statistics()
def test_initialise_backend(backend, type_):
config.INSTANCE.statistics_backend = backend
statistics = SearchStatistics()
assert isinstance(statistics._backend, type_)
def search_statistics():
return SearchStatistics()
def test_current_individual_not_test_suite_chromosome(chromosome_mock):
statistics = SearchStatistics()
assert statistics.current_individual(chromosome_mock) is None
def test_current_individual_no_backend(chromosome):
config.INSTANCE.statistics_backend = None
statistics = SearchStatistics()
assert statistics.current_individual(chromosome) is None