gerrit.onap Code Review - policy/clamp.git/blob

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  *  Copyright (C) 2021 Nordix Foundation.
   4  *  Modifications Copyright (C) 2021 AT&T Intellectual Property. All rights reserved.
   5  * ================================================================================
   6  * Licensed under the Apache License, Version 2.0 (the "License");
   7  * you may not use this file except in compliance with the License.
   8  * You may obtain a copy of the License at
   9  *
  10  *      http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  * Unless required by applicable law or agreed to in writing, software
  13  * distributed under the License is distributed on an "AS IS" BASIS,
  14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  * See the License for the specific language governing permissions and
  16  * limitations under the License.
  17  *
  18  * SPDX-License-Identifier: Apache-2.0
  19  * ============LICENSE_END=========================================================
  20  */
  21
  22 package org.onap.policy.clamp.controlloop.participant.kubernetes.helm;
  23
  24 import static org.assertj.core.api.Assertions.assertThat;
  25 import static org.assertj.core.api.Assertions.assertThatThrownBy;
  26 import static org.junit.Assert.assertNull;
  27 import static org.junit.jupiter.api.Assertions.assertDoesNotThrow;
  28 import static org.junit.jupiter.api.Assertions.assertNotNull;
  29 import static org.mockito.ArgumentMatchers.any;
  30 import static org.mockito.Mockito.doReturn;
  31 import static org.mockito.Mockito.mockStatic;
  32 import static org.mockito.Mockito.when;
  33
  34 import java.io.File;
  35 import java.io.IOException;
  36 import java.nio.file.Path;
  37 import java.util.List;
  38 import org.junit.jupiter.api.AfterAll;
  39 import org.junit.jupiter.api.BeforeAll;
  40 import org.junit.jupiter.api.Test;
  41 import org.junit.jupiter.api.extension.ExtendWith;
  42 import org.mockito.InjectMocks;
  43 import org.mockito.Mock;
  44 import org.mockito.MockedStatic;
  45 import org.mockito.Mockito;
  46 import org.mockito.Spy;
  47 import org.onap.policy.clamp.controlloop.participant.kubernetes.exception.ServiceException;
  48 import org.onap.policy.clamp.controlloop.participant.kubernetes.models.ChartInfo;
  49 import org.onap.policy.clamp.controlloop.participant.kubernetes.models.ChartList;
  50 import org.onap.policy.clamp.controlloop.participant.kubernetes.models.HelmRepository;
  51 import org.onap.policy.clamp.controlloop.participant.kubernetes.service.ChartStore;
  52 import org.onap.policy.common.utils.coder.Coder;
  53 import org.onap.policy.common.utils.coder.CoderException;
  54 import org.onap.policy.common.utils.coder.StandardCoder;
  55 import org.springframework.test.context.junit.jupiter.SpringExtension;
  56 import org.springframework.util.FileSystemUtils;
  57
  58
  59 @ExtendWith(SpringExtension.class)
  60 class HelmClientTest {
  61
  62     private static final Coder CODER = new StandardCoder();
  63     private static final String CHART_INFO_YAML = "src/test/resources/ChartList.json";
  64     private static List<ChartInfo> charts;
  65
  66     @InjectMocks
  67     @Spy
  68     private HelmClient helmClient = new HelmClient();
  69
  70     @Mock
  71     ChartStore chartStore;
  72
  73     @Mock
  74     HelmRepository repo;
  75
  76     private static MockedStatic<HelmClient> mockedClient;
  77
  78     @BeforeAll
  79     static void init() throws CoderException {
  80         charts = CODER.decode(new File(CHART_INFO_YAML), ChartList.class).getCharts();
  81         //Mock static method for bash command execution
  82         mockedClient = mockStatic(HelmClient.class);
  83     }
  84
  85     @AfterAll
  86     public static void close() throws IOException {
  87         mockedClient.close();
  88         FileSystemUtils.deleteRecursively(Path.of("target/tmp"));
  89     }
  90
  91     @Test
  92     void test_installChart() throws IOException {
  93         mockedClient.when(() -> HelmClient.executeCommand(any()))
  94             .thenReturn("success");
  95         doReturn(new File("/target/tmp/override.yaml")).when(chartStore)
  96             .getOverrideFile(any());
  97         var chartinfo = charts.get(0);
  98
  99         assertDoesNotThrow(() -> helmClient.installChart(chartinfo));
 100         chartinfo.setNamespace("");
 101         assertDoesNotThrow(() -> helmClient.installChart(chartinfo));
 102
 103         mockedClient.when(() -> HelmClient.executeCommand(any()))
 104             .thenReturn(new String());
 105         assertDoesNotThrow(() -> helmClient.installChart(chartinfo));
 106
 107     }
 108
 109     @Test
 110     void test_addRepository() throws IOException {
 111         mockedClient.when(() -> HelmClient.executeCommand(any()))
 112             .thenReturn(new String());
 113         when(repo.getRepoName()).thenReturn("RepoName");
 114         assertDoesNotThrow(() -> helmClient.addRepository(repo));
 115
 116         mockedClient.when(() -> HelmClient.executeCommand(any()))
 117             .thenReturn("failed");
 118         assertDoesNotThrow(() -> helmClient.addRepository(repo));
 119     }
 120
 121     @Test
 122     void test_findChartRepository() throws IOException, ServiceException {
 123         String tmpPath = "target/tmp/dummyChart/1.0/";
 124         mockedClient.when(() -> HelmClient.executeCommand(Mockito.any()))
 125             .thenReturn("nginx-stable/nginx-ingress\t0.9.3\t1.11.3"
 126                 + " \tNGINX Ingress Controller");
 127         String configuredRepo = helmClient.findChartRepository(charts.get(1));
 128         assertThat(configuredRepo).isEqualTo("nginx-stable");
 129
 130         File tmpFile = new File(tmpPath + charts.get(1).getChartId().getName());
 131         tmpFile.mkdirs();
 132         doReturn(Path.of(tmpPath)).when(chartStore).getAppPath(charts.get(1).getChartId());
 133
 134         doReturn(null).when(helmClient).verifyConfiguredRepo(charts.get(1));
 135
 136         String localRepoName = helmClient.findChartRepository(charts.get(1));
 137         assertNotNull(localRepoName);
 138         assertThat(localRepoName).endsWith(charts.get(0).getChartId().getVersion());
 139     }
 140
 141     @Test
 142     void test_uninstallChart() throws ServiceException {
 143         helmClient.uninstallChart(charts.get(0));
 144         mockedClient.when(() -> HelmClient.executeCommand(any())).thenThrow(new ServiceException("error in execution"));
 145
 146         assertThatThrownBy(() -> helmClient.uninstallChart(charts.get(0)))
 147             .isInstanceOf(ServiceException.class);
 148     }
 149
 150     @Test
 151     void test_verifyConfiguredRepoForInvalidChart() throws IOException, ServiceException {
 152         mockedClient.when(() -> HelmClient.executeCommand(Mockito.any()))
 153             .thenReturn("");
 154         String configuredRepo = helmClient.verifyConfiguredRepo(charts.get(1));
 155         assertNull(configuredRepo);
 156     }
 157
 158 }