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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.clustercontroller.apputil.communication.http;
import com.yahoo.jdisc.Metric;
import org.junit.jupiter.api.Test;
import java.util.Map;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
public class JDiscMetricWrapperTest {
static class MetricImpl implements Metric {
int calls = 0;
@Override
public void set(String s, Number number, Context context) { ++calls; }
@Override
public void add(String s, Number number, Context context) { ++calls; }
@Override
public Context createContext(Map<String, ?> stringMap) {
++calls;
return new Context() {};
}
}
@Test
void testSimple() {
MetricImpl impl1 = new MetricImpl();
MetricImpl impl2 = new MetricImpl();
JDiscMetricWrapper wrapper = new JDiscMetricWrapper(impl1);
wrapper.add("foo", 234, null);
wrapper.set("bar", 234, null);
assertNotNull(wrapper.createContext(null));
assertEquals(3, impl1.calls);
impl1.calls = 0;
wrapper.updateMetricImplementation(impl2);
wrapper.add("foo", 234, wrapper.createContext(null));
wrapper.set("bar", 234, wrapper.createContext(null));
assertNotNull(wrapper.createContext(null));
assertEquals(0, impl1.calls);
assertEquals(5, impl2.calls);
}
}
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