package org.skywalking.apm.collector.worker.storage;
import org.junit.Assert;
import org.junit.Test;
import org.skywalking.apm.collector.worker.Const;
import java.lang.reflect.Field;
/**
* @author pengys5
*/
public class MetricPersistenceTestCase {
@Test
public void testGetElseCreate() {
String id = "2016" + Const.ID_SPLIT + "A" + Const.ID_SPLIT + "B";
MetricPersistenceData metricPersistenceData = new MetricPersistenceData();
metricPersistenceData.hold();
MetricData metricData = metricPersistenceData.getOrCreate(id);
metricData.set("Column_1", 10L);
Assert.assertEquals(id, metricData.getId());
MetricData metricData1 = metricPersistenceData.getOrCreate(id);
Assert.assertEquals(10L, metricData1.asMap().get("Column_1"));
}
@Test
public void testSize() {
String id = "2016" + Const.ID_SPLIT + "A" + Const.ID_SPLIT + "B";
MetricPersistenceData metricPersistenceData = new MetricPersistenceData();
metricPersistenceData.hold();
metricPersistenceData.getOrCreate(id);
Assert.assertEquals(1, metricPersistenceData.getCurrentAndHold().size());
String id_1 = "2016" + Const.ID_SPLIT + "B" + Const.ID_SPLIT + "C";
metricPersistenceData.getOrCreate(id_1);
Assert.assertEquals(2, metricPersistenceData.getCurrentAndHold().size());
metricPersistenceData.getCurrentAndHold().clear();
Assert.assertEquals(0, metricPersistenceData.getCurrentAndHold().size());
}
@Test
public void hold() throws NoSuchFieldException, IllegalAccessException {
MetricPersistenceData persistenceData = new MetricPersistenceData();
persistenceData.hold();
Field testAField = persistenceData.getClass().getDeclaredField("lockedWindowData");
testAField.setAccessible(true);
WindowData<JoinAndSplitData> windowData = (WindowData<JoinAndSplitData>) testAField.get(persistenceData);
Assert.assertEquals(true, windowData.isHolding());
}
@Test
public void release() throws NoSuchFieldException, IllegalAccessException {
MetricPersistenceData persistenceData = new MetricPersistenceData();
persistenceData.hold();
Field testAField = persistenceData.getClass().getDeclaredField("lockedWindowData");
testAField.setAccessible(true);
WindowData<JoinAndSplitData> windowData = (WindowData<JoinAndSplitData>) testAField.get(persistenceData);
Assert.assertEquals(true, windowData.isHolding());
persistenceData.release();
Assert.assertEquals(false, windowData.isHolding());
}
}