| /* |
| * 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.drill.exec.store.druid.rest; |
| |
| import org.apache.drill.exec.store.druid.druid.DruidScanResponse; |
| import org.apache.http.HttpStatus; |
| import org.apache.http.HttpResponse; |
| import org.apache.http.StatusLine; |
| import org.apache.http.HttpEntity; |
| import org.apache.http.Header; |
| import org.apache.http.HttpHeaders; |
| import org.apache.http.message.BasicHeader; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.mockito.Mock; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.nio.charset.StandardCharsets; |
| |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.when; |
| |
| import static org.assertj.core.api.Assertions.assertThat; |
| |
| public class DruidQueryClientTest { |
| |
| @Mock |
| private RestClient restClient; |
| |
| @Mock |
| private HttpResponse httpResponse; |
| |
| @Mock |
| private StatusLine statusLine; |
| |
| @Mock |
| private HttpEntity httpEntity; |
| |
| private DruidQueryClient druidQueryClient; |
| private static final String BROKER_URI = "some broker uri"; |
| private static final String QUERY = "{\"queryType\":\"scan\",\"dataSource\":\"wikipedia\",\"descending\":false,\"filter\":{\"type\":\"and\",\"fields\":[{\"type\":\"selector\",\"dimension\":\"user\",\"value\":\"Dansker\"},{\"type\":\"search\",\"dimension\":\"comment\",\"query\":{\"type\":\"contains\",\"value\":\"Bitte\",\"caseSensitive\":false}}]},\"granularity\":\"all\",\"intervals\":[\"2016-06-27T00:00:00.000Z/2016-06-27T22:00:00.000Z\"],\"columns\":[],\"offset\":0,\"limit\":4096}"; |
| private static final Header ENCODING_HEADER = |
| new BasicHeader(HttpHeaders.CONTENT_ENCODING, StandardCharsets.UTF_8.name()); |
| |
| @Before |
| public void setup() throws IOException { |
| restClient = mock(RestClient.class); |
| httpResponse = mock(HttpResponse.class); |
| statusLine = mock(StatusLine.class); |
| httpEntity = mock(HttpEntity.class); |
| |
| when(statusLine.getStatusCode()).thenReturn(HttpStatus.SC_OK); |
| when(httpEntity.getContentEncoding()).thenReturn(ENCODING_HEADER); |
| when(httpResponse.getStatusLine()).thenReturn(statusLine); |
| when(httpResponse.getEntity()).thenReturn(httpEntity); |
| when(restClient.post(BROKER_URI + "/druid/v2", QUERY)) |
| .thenReturn(httpResponse); |
| |
| druidQueryClient = new DruidQueryClient(BROKER_URI, restClient); |
| } |
| |
| @Test(expected=Exception.class) |
| public void executeQueryCalledDruidReturnsNon200ShouldThrowError() |
| throws Exception { |
| when(statusLine.getStatusCode()).thenReturn(HttpStatus.SC_INTERNAL_SERVER_ERROR); |
| druidQueryClient.executeQuery(QUERY); |
| } |
| |
| @Test |
| public void executeQueryCalledNoResponsesFoundReturnsEmptyEventList() |
| throws Exception { |
| InputStream inputStream = |
| new ByteArrayInputStream("[]".getBytes(StandardCharsets.UTF_8)); |
| when(httpEntity.getContent()).thenReturn(inputStream); |
| |
| DruidScanResponse response = druidQueryClient.executeQuery(QUERY); |
| assertThat(response.getEvents()).isEmpty(); |
| } |
| |
| @Test |
| public void executeQueryCalledSuccessfullyParseQueryResults() |
| throws Exception { |
| String result = "[{\"segmentId\":\"wikipedia_2016-06-27T14:00:00.000Z_2016-06-27T15:00:00.000Z_2021-12-11T11:12:16.106Z\",\"columns\":[\"__time\",\"channel\",\"cityName\",\"comment\",\"countryIsoCode\",\"countryName\",\"diffUrl\",\"flags\",\"isAnonymous\",\"isMinor\",\"isNew\",\"isRobot\",\"isUnpatrolled\",\"metroCode\",\"namespace\",\"page\",\"regionIsoCode\",\"regionName\",\"user\",\"sum_deleted\",\"sum_deltaBucket\",\"sum_added\",\"sum_commentLength\",\"count\",\"sum_delta\"],\"events\":[{\"__time\":1467036000000,\"channel\":\"#de.wikipedia\",\"cityName\":null,\"comment\":\"Bitte [[WP:Literatur]] beachten.\",\"countryIsoCode\":null,\"countryName\":null,\"diffUrl\":\"https://de.wikipedia.org/w/index.php?diff=155672392&oldid=155667393\",\"flags\":null,\"isAnonymous\":\"false\",\"isMinor\":\"false\",\"isNew\":\"false\",\"isRobot\":\"false\",\"isUnpatrolled\":\"false\",\"metroCode\":null,\"namespace\":\"Main\",\"page\":\"Walfang\",\"regionIsoCode\":null,\"regionName\":null,\"user\":\"Dansker\",\"sum_deleted\":133,\"sum_deltaBucket\":-200,\"sum_added\":0,\"sum_commentLength\":32,\"count\":1,\"sum_delta\":-133}]}]"; |
| InputStream inputStream = |
| new ByteArrayInputStream(result.getBytes(StandardCharsets.UTF_8)); |
| when(httpEntity.getContent()).thenReturn(inputStream); |
| |
| DruidScanResponse response = druidQueryClient.executeQuery(QUERY); |
| assertThat(response.getEvents()).isNotEmpty(); |
| assertThat(response.getEvents().size()).isEqualTo(1); |
| assertThat(response.getEvents().get(0).get("user").textValue()).isEqualTo("Dansker"); |
| assertThat(response.getEvents().get(0).get("sum_deleted").intValue()).isEqualTo(133); |
| } |
| } |