@Override
    public Map<String, String> getAllVariables() {
        return internalGetAllVariables(0, Collections.emptySet());
    }
@Test
    void testGetAllVariablesWithOutExclusions() {
        MetricRegistry registry = NoOpMetricRegistry.INSTANCE;

        AbstractMetricGroup<?> group = new ProcessMetricGroup(registry, "host");
        assertThat(group.getAllVariables()).containsKey(ScopeFormat.SCOPE_HOST);
    }