@Override
    public Map<String, Object> appConfigs() {
        final Map<String, Object> combined = new HashMap<>();
        combined.putAll(config.originals());
        combined.putAll(config.values());
        return combined;
    }
@Test
    public void appConfigsShouldReturnUnrecognizedValues() {
        assertThat(
            context.appConfigs().get("user.supplied.config"),
            equalTo("user-supplied-value")
        );
    }