OpenTsDbMetricTest.java

/*
 * Copyright 2015 Cyanogen 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.cyngn.vertx.bosun;

import io.vertx.core.json.JsonObject;
import org.junit.Test;

import static junit.framework.Assert.assertEquals;

/**
 * @author truelove@cyngn.com (Jeremy Truelove) 7/24/15
 */
public class OpenTsDbMetricTest {

    @Test(expected = IllegalArgumentException.class)
    public void testInvalidName(){
        new OpenTsDbMetric(null, null, null);
    }

    @Test(expected = IllegalArgumentException.class)
    public void testInvalidValue(){
        new OpenTsDbMetric("foo", null, null);
    }

    @Test(expected = IllegalArgumentException.class)
    public void testInvalidTags(){
        new OpenTsDbMetric("foo", 5, null);
    }

    @Test(expected = IllegalArgumentException.class)
    public void testInvalidJsonObject(){
        new OpenTsDbMetric(null);
    }

    @Test
    public void testDistinctKey() {
        OpenTsDbMetric metric = new OpenTsDbMetric("test.metric", 5, new JsonObject().put("host", "my.host.com"));
        assertEquals("test.metric::host:my.host.com", metric.getDistinctKey());

        // make sure tag ordering doesn't matter
        metric = new OpenTsDbMetric("test.metric", 5, new JsonObject().put("host", "my.host.com").put("asset", "2"));
        assertEquals("test.metric::asset:2::host:my.host.com", metric.getDistinctKey());

        metric = new OpenTsDbMetric("test.metric", 5, new JsonObject().put("asset", "2").put("host", "my.host.com"));
        assertEquals("test.metric::asset:2::host:my.host.com", metric.getDistinctKey());
    }
}