LuceneDescribeIndexFunctionJUnitTest.java example

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 * "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
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 * Unless required by applicable law or agreed to in writing, software distributed under the License
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package org.apache.geode.cache.lucene.internal.cli.functions;

import static org.junit.Assert.*;
import static org.mockito.Mockito.*;

import java.util.HashMap;
import java.util.Map;

import org.apache.geode.cache.execute.FunctionContext;
import org.apache.geode.cache.execute.ResultSender;
import org.apache.geode.cache.lucene.internal.InternalLuceneService;
import org.apache.geode.cache.lucene.internal.LuceneIndexImpl;
import org.apache.geode.cache.lucene.internal.LuceneServiceImpl;
import org.apache.geode.cache.lucene.internal.cli.LuceneIndexDetails;
import org.apache.geode.cache.lucene.internal.cli.LuceneIndexInfo;
import org.apache.geode.internal.cache.GemFireCacheImpl;
import org.apache.geode.test.fake.Fakes;
import org.apache.geode.test.junit.categories.UnitTest;

import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.analysis.core.KeywordAnalyzer;
import org.apache.lucene.analysis.standard.StandardAnalyzer;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import org.mockito.ArgumentCaptor;

@Category(UnitTest.class)

public class LuceneDescribeIndexFunctionJUnitTest {

  @Test
  @SuppressWarnings("unchecked")
  public void testExecute() throws Throwable {
    GemFireCacheImpl cache = Fakes.cache();
    final String serverName = "mockServer";
    LuceneServiceImpl service = mock(LuceneServiceImpl.class);
    when(cache.getService(InternalLuceneService.class)).thenReturn(service);
    FunctionContext context = mock(FunctionContext.class);
    ResultSender resultSender = mock(ResultSender.class);
    LuceneIndexInfo indexInfo = getMockLuceneInfo("index1");
    LuceneIndexImpl index1 = getMockLuceneIndex("index1");
    LuceneDescribeIndexFunction function = spy(LuceneDescribeIndexFunction.class);

    doReturn(indexInfo).when(context).getArguments();
    doReturn(resultSender).when(context).getResultSender();
    doReturn(cache).when(function).getCache();
    when(service.getIndex(indexInfo.getIndexName(), indexInfo.getRegionPath())).thenReturn(index1);

    function.execute(context);
    ArgumentCaptor<LuceneIndexDetails> resultCaptor =
        ArgumentCaptor.forClass(LuceneIndexDetails.class);
    verify(resultSender).lastResult(resultCaptor.capture());
    LuceneIndexDetails result = resultCaptor.getValue();
    LuceneIndexDetails expected = new LuceneIndexDetails(index1, "mockServer");

    assertEquals(expected.getIndexName(), result.getIndexName());
    assertEquals(expected.getRegionPath(), result.getRegionPath());
    assertEquals(expected.getIndexStats(), result.getIndexStats());
    assertEquals(expected.getFieldAnalyzersString(), result.getFieldAnalyzersString());
    assertEquals(expected.getSearchableFieldNamesString(), result.getSearchableFieldNamesString());
  }

  private LuceneIndexInfo getMockLuceneInfo(final String index1) {
    LuceneIndexInfo mockInfo = mock(LuceneIndexInfo.class);
    doReturn(index1).when(mockInfo).getIndexName();
    doReturn("/region").when(mockInfo).getRegionPath();
    return mockInfo;
  }

  private LuceneIndexImpl getMockLuceneIndex(final String indexName) {
    String[] searchableFields = {"field1", "field2"};
    Map<String, Analyzer> fieldAnalyzers = new HashMap<>();
    fieldAnalyzers.put("field1", new StandardAnalyzer());
    fieldAnalyzers.put("field2", new KeywordAnalyzer());

    LuceneIndexImpl index = mock(LuceneIndexImpl.class);
    when(index.getName()).thenReturn(indexName);
    when(index.getRegionPath()).thenReturn("/region");
    when(index.getFieldNames()).thenReturn(searchableFields);
    when(index.getFieldAnalyzers()).thenReturn(fieldAnalyzers);
    return index;
  }

}