/**
* Copyright 2013 Netflix, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.netflix.hystrix.contrib.codahalemetricspublisher;
import com.codahale.metrics.Metric;
import com.netflix.config.DynamicBooleanProperty;
import com.netflix.config.DynamicPropertyFactory;
import org.junit.After;
import org.junit.BeforeClass;
import org.junit.Test;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import static org.mockito.Matchers.any;
import static org.mockito.Matchers.eq;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verifyZeroInteractions;
import static org.mockito.Mockito.when;
/**
* Test the ConfigurableCodaHaleMetricFilter
*
* @author Simon Irving
*/
public class ConfigurableCodaHaleMetricFilterTest {
private Metric metric = mock(Metric.class);
private final static DynamicPropertyFactory archiausPropertyFactory = mock(DynamicPropertyFactory.class);
private static final DynamicBooleanProperty DYNAMIC_BOOLEAN_TRUE = mock(DynamicBooleanProperty.class);
private static final DynamicBooleanProperty DYNAMIC_BOOLEAN_FALSE = mock(DynamicBooleanProperty.class);
@BeforeClass
public static void initialiseMocks()
{
when(archiausPropertyFactory.getBooleanProperty(any(String.class), any(Boolean.class))).thenReturn(DYNAMIC_BOOLEAN_FALSE);
when(archiausPropertyFactory.getBooleanProperty(eq("this.metric.is.allowed"), any(Boolean.class))).thenReturn(DYNAMIC_BOOLEAN_TRUE);
when(DYNAMIC_BOOLEAN_TRUE.get()).thenReturn(true);
when(DYNAMIC_BOOLEAN_FALSE.get()).thenReturn(false);
}
@After
public void assertMetricsNotTouched()
{
verifyZeroInteractions(metric);
}
@Test
public void testMetricConfiguredInFilterWithFilterEnabled()
{
when(archiausPropertyFactory.getBooleanProperty(eq("filter.graphite.metrics"), any(Boolean.class))).thenReturn(DYNAMIC_BOOLEAN_TRUE);
ConfigurableCodaHaleMetricFilter filter = new ConfigurableCodaHaleMetricFilter(archiausPropertyFactory);
assertTrue(filter.matches("this.metric.is.allowed", metric));
}
@Test
public void testMetricConfiguredInFilterWithFilterDisabled()
{
when(archiausPropertyFactory.getBooleanProperty(eq("filter.graphite.metrics"), any(Boolean.class))).thenReturn(DYNAMIC_BOOLEAN_FALSE);
ConfigurableCodaHaleMetricFilter filter = new ConfigurableCodaHaleMetricFilter(archiausPropertyFactory);
assertTrue(filter.matches("this.metric.is.allowed", metric));
}
@Test
public void testMetricNotConfiguredInFilterWithFilterEnabled()
{
when(archiausPropertyFactory.getBooleanProperty(eq("filter.graphite.metrics"), any(Boolean.class))).thenReturn(DYNAMIC_BOOLEAN_TRUE);
ConfigurableCodaHaleMetricFilter filter = new ConfigurableCodaHaleMetricFilter(archiausPropertyFactory);
assertFalse(filter.matches("this.metric.is.not.allowed", metric));
}
@Test
public void testMetricNotConfiguredInFilterWithFilterDisabled()
{
when(archiausPropertyFactory.getBooleanProperty(eq("filter.graphite.metrics"), any(Boolean.class))).thenReturn(DYNAMIC_BOOLEAN_FALSE);
ConfigurableCodaHaleMetricFilter filter = new ConfigurableCodaHaleMetricFilter(archiausPropertyFactory);
assertTrue(filter.matches("this.metric.is.not.allowed", metric));
}
}