/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 org.apache.skywalking.apm.toolkit.micrometer.observation;

import io.micrometer.core.tck.MeterRegistryAssert;
import io.micrometer.observation.Observation;
import io.micrometer.observation.tck.TestObservationRegistry;
import org.apache.skywalking.apm.meter.micrometer.SkywalkingMeterRegistry;
import org.junit.Test;

public class SkywalkingMeterHandlerTests {
    SkywalkingMeterRegistry meterRegistry = new SkywalkingMeterRegistry();

    SkywalkingMeterHandler handler = new SkywalkingMeterHandler(meterRegistry);

    TestObservationRegistry observationRegistry = TestObservationRegistry.create();

    @Test
    public void testCreateTimer() {
        observationRegistry.observationConfig().observationHandler(handler);

        Observation.createNotStarted("foo", observationRegistry)
                   .observe(() -> {

                   });

        MeterRegistryAssert.assertThat(meterRegistry)
            .hasMeterWithName("foo")
            .hasMeterWithName("foo.active");
    }
}
