fe/fe-core/src/test/java/org/apache/doris/resource/TagTest.java

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// to you under the Apache License, Version 2.0 (the
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// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
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package org.apache.doris.resource;

import org.apache.doris.common.AnalysisException;

import com.google.common.collect.Maps;

import org.junit.Assert;
import org.junit.Test;

import java.util.Map;

public class TagTest {

    @Test(expected = AnalysisException.class)
    public void testTagName1() throws AnalysisException {
        Tag.create("location", "_tag1");
    }

    @Test(expected = AnalysisException.class)
    public void testTagName2() throws AnalysisException {
        Tag.create("location", "asdlajwdjdawhkjldjawlkdjawldjlkwasdasdsadasdd");
    }

    @Test
    public void testTagName3() throws AnalysisException {
        Tag.create("unknown", "test1");
    }

    @Test
    public void testTagName4() throws AnalysisException {
        Tag tag = Tag.create("location", "zone1");
        Assert.assertEquals("{\"location\" : \"zone1\"}", tag.toString());
    }

    @Test
    public void testTagSet1() throws AnalysisException {
        Map<String, String> map = Maps.newHashMap();
        map.put("location", "zone1, zone2");
        map.put("unknown", "tag1, tag2");
        TagSet tagSet = TagSet.create(map);
    }

    @Test(expected = AnalysisException.class)
    public void testTagSet2() throws AnalysisException {
        Map<String, String> map = Maps.newHashMap();
        map.put("location", "zone1, zone2");
        map.put("type", "tag1, _tag2");
        TagSet tagSet = TagSet.create(map);
    }

    @Test
    public void testTagSet3() throws AnalysisException {
        Map<String, String> map = Maps.newHashMap();
        map.put("location", "zone1, zone2");
        map.put("type", "backend");
        map.put("function", "store,computation");
        TagSet tagSet = TagSet.create(map);
        Assert.assertTrue(tagSet.containsTag(Tag.create("location", "zone1")));
        Assert.assertTrue(tagSet.containsTag(Tag.create("location", "zone2")));
        Assert.assertTrue(tagSet.containsTag(Tag.create("type", "backend")));
        Assert.assertTrue(tagSet.containsTag(Tag.create("function", "store")));
        Assert.assertTrue(tagSet.containsTag(Tag.create("function", "computation")));
        Assert.assertFalse(tagSet.containsTag(Tag.create("function", "load")));

        // test union
        Map<String, String> map2 = Maps.newHashMap();
        map2.put("function", "load");
        TagSet tagSet2 = TagSet.create(map2);
        tagSet.union(tagSet2);
        Assert.assertTrue(tagSet.containsTag(Tag.create("function", "store")));
        Assert.assertTrue(tagSet.containsTag(Tag.create("function", "computation")));
        Assert.assertTrue(tagSet.containsTag(Tag.create("function", "load")));

        // test substitute merge
        tagSet.substituteMerge(tagSet2);
        Assert.assertFalse(tagSet.containsTag(Tag.create("function", "store")));
        Assert.assertFalse(tagSet.containsTag(Tag.create("function", "computation")));
        Assert.assertTrue(tagSet.containsTag(Tag.create("function", "load")));
    }

    @Test
    public void testTagManager() throws AnalysisException {
        TagManager tagManager = new TagManager();
        tagManager.addResourceTag(1L, Tag.create("location", "zone1"));
        tagManager.addResourceTag(2L, Tag.create("location", "zone1"));
        tagManager.addResourceTag(2L, Tag.create("location", "zone2"));
        tagManager.addResourceTag(2L, Tag.create("function", "store"));

        Assert.assertEquals(2, tagManager.getResourceIdsByTag(Tag.create("location", "zone1")).size());
        Assert.assertEquals(0, tagManager.getResourceIdsByTag(Tag.create("location", "zone3")).size());
        Map<String, String> map = Maps.newHashMap();
        map.put("location", "zone1, zone2");
        TagSet tagSet = TagSet.create(map);
        Assert.assertEquals(1, tagManager.getResourceIdsByTags(tagSet).size());

        tagManager.removeResourceTag(2L, Tag.create("location", "zone2"));
        Assert.assertEquals(0, tagManager.getResourceIdsByTags(tagSet).size());

        tagManager.addResourceTags(3L, tagSet);
        tagManager.addResourceTags(4L, tagSet);
        Assert.assertEquals(2, tagManager.getResourceIdsByTags(tagSet).size());

        tagManager.removeResourceTags(4L, tagSet);
        Assert.assertEquals(1, tagManager.getResourceIdsByTags(tagSet).size());

        tagManager.removeResource(3L);
        Assert.assertEquals(0, tagManager.getResourceIdsByTags(tagSet).size());
    }
}