def test_can_create_output_products(sample_stats_config, mock_index):
# GIVEN: A simple stats app
stats_app = StatsApp(config=sample_stats_config)
stats_app.output_products = _SAMPLE_OUTPUTS_SPEC
# WHEN: I call configure_outputs()
output_prods = stats_app.configure_outputs(mock_index)
# THEN: I should receive an appropriately configured output product
assert len(output_prods) == 1
fake_output = output_prods['fake_output']
assert isinstance(fake_output, OutputProduct)
assert fake_output.name == 'fake_output'
assert fake_output.stat_name == 'simple'
assert isinstance(fake_output.statistic, ReducingXarrayStatistic)
# TODO: Check output product is created
# Based on the source product's measurements
mock_index.products.get_by_name.assert_called_with('fake_source_product')
def test_create_trivial_stats_app():
stats_app = StatsApp()
assert stats_app is not None
with pytest.raises(Exception):
stats_app.validate()
def test_raises_error_on_no_sources(sample_stats_config):
sample_stats_config['sources'] = []
stats_app = StatsApp.from_configuration_file(config=sample_stats_config)
with pytest.raises(StatsConfigurationError):
stats_app.validate()
def test_raises_error_on_invalid_driver(sample_stats_config):
sample_stats_config['storage']['driver'] = 'foo'
with pytest.raises(StatsConfigurationError):
StatsApp.from_configuration_file(sample_stats_config)
def test_create_and_validate_stats_app(sample_stats_config):
stats_app = StatsApp.from_configuration_file(config=sample_stats_config)
assert stats_app is not None
stats_app.validate()
def create_app_with_products(sample_stats_config, mock_index):
stats_app = StatsApp.from_configuration_file(config=sample_stats_config)
stats_app.index = mock_index
stats_app.output_products = _SAMPLE_OUTPUTS_SPEC
output_prods = stats_app.configure_outputs()
return stats_app, output_prods
def test_raises_error_on_no_sources(sample_stats_config):
sample_stats_config['sources'] = []
with pytest.raises(StatsConfigurationError):
stats_app = StatsApp(config=sample_stats_config)