mod2/helm-generator/helmchartgenerator-core/src/test/java/org/onap/dcaegen2/platform/helmchartgenerator/KeyValueMergerTest.java

   1 /*
   2  * # ============LICENSE_START=======================================================
   3  * # Copyright (c) 2021 AT&T Intellectual Property. All rights reserved.
   4  * # ================================================================================
   5  * # Licensed under the Apache License, Version 2.0 (the "License");
   6  * # you may not use this file except in compliance with the License.
   7  * # You may obtain a copy of the License at
   8  * #
   9  * #      http://www.apache.org/licenses/LICENSE-2.0
  10  * #
  11  * # Unless required by applicable law or agreed to in writing, software
  12  * # distributed under the License is distributed on an "AS IS" BASIS,
  13  * # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14  * # See the License for the specific language governing permissions and
  15  * # limitations under the License.
  16  * # ============LICENSE_END=========================================================
  17  */
  18
  19 package org.onap.dcaegen2.platform.helmchartgenerator;
  20
  21 import org.apache.commons.io.FileUtils;
  22 import org.assertj.core.api.Assertions;
  23 import org.junit.jupiter.api.AfterEach;
  24 import org.junit.jupiter.api.BeforeEach;
  25 import org.junit.jupiter.api.Test;
  26 import org.junit.jupiter.api.extension.ExtendWith;
  27 import org.mockito.Mock;
  28 import org.mockito.Mockito;
  29 import org.mockito.junit.jupiter.MockitoExtension;
  30 import org.onap.dcaegen2.platform.helmchartgenerator.chartbuilder.KeyValueMerger;
  31 import org.onap.dcaegen2.platform.helmchartgenerator.models.chartinfo.ChartInfo;
  32 import org.onap.dcaegen2.platform.helmchartgenerator.models.chartinfo.Metadata;
  33 import org.yaml.snakeyaml.Yaml;
  34
  35 import java.io.File;
  36 import java.io.IOException;
  37 import java.io.InputStream;
  38 import java.io.PrintWriter;
  39 import java.nio.file.Files;
  40 import java.nio.file.Path;
  41 import java.util.Arrays;
  42 import java.util.HashMap;
  43 import java.util.Map;
  44
  45 import static org.mockito.ArgumentMatchers.any;
  46
  47 @ExtendWith(MockitoExtension.class)
  48 class KeyValueMergerTest {
  49
  50     private KeyValueMerger merger;
  51
  52     @Mock
  53     private Yaml yamlHelper;
  54
  55     private File chartDir;
  56
  57     @BeforeEach
  58     void setUp() {
  59         merger = new KeyValueMerger(yamlHelper);
  60     }
  61
  62     @Test
  63     void mergeValuesToChart() throws IOException {
  64         ChartInfo chartInfo = prepareChartInfo();
  65         chartDir = prepareChartDir();
  66
  67         Mockito.when(yamlHelper.load(any(InputStream.class))).thenReturn(new HashMap<String, Object>());
  68
  69         merger.mergeValuesToChart(chartInfo, chartDir);
  70         Mockito.verify(yamlHelper, Mockito.times(2)).dump(any(HashMap.class), any(PrintWriter.class));
  71     }
  72
  73     @Test
  74     void testServiceAccountNameOverrride() throws Exception{
  75         ChartInfo chartInfo = prepareChartInfo();
  76         chartDir = prepareChartDir();
  77         HashMap<String, Object> valuesKvWithSA = getValuesKvWithSA();
  78         Mockito.when(yamlHelper.load(any(InputStream.class))).thenReturn(valuesKvWithSA);
  79
  80         merger.mergeValuesToChart(chartInfo, chartDir);
  81
  82         Map<String, Object> serviceAccountKv = (Map<String, Object>) valuesKvWithSA.get("serviceAccount");
  83         Assertions.assertThat(serviceAccountKv.get("nameOverride")).isEqualTo("someComponent");
  84     }
  85
  86     private HashMap<String, Object> getValuesKvWithSA() {
  87         HashMap<String, Object> innerKV = new HashMap<>();
  88         innerKV.put("nameOverride", "TBD");
  89         innerKV.put("roles", Arrays.asList("read"));
  90
  91         HashMap<String, Object> KV = new HashMap<>();
  92         KV.put("serviceAccount", innerKV);
  93         return KV;
  94     }
  95
  96     @AfterEach
  97     void tearDown(){
  98         FileUtils.deleteQuietly(chartDir);
  99     }
 100
 101     private File prepareChartDir() throws IOException {
 102         final Path chartDir = Files.createTempDirectory("chartDir");
 103         Files.createFile(chartDir.resolve("Chart.yaml"));
 104         Files.createFile(chartDir.resolve("values.yaml"));
 105         return chartDir.toFile();
 106     }
 107
 108     private ChartInfo prepareChartInfo() {
 109         ChartInfo chartInfo = new ChartInfo();
 110
 111         Metadata metadata = new Metadata();
 112         metadata.setName("someComponent");
 113         metadata.setVersion("someVersion");
 114         metadata.setDescription("someDescription");
 115
 116         Map<String, Object> values = new HashMap<>();
 117         values.put("someKey", "someValue");
 118
 119         chartInfo.setMetadata(metadata);
 120         chartInfo.setValues(values);
 121
 122         return chartInfo;
 123     }
 124 }
 125