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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2021-2022 Nordix Foundation.
* Modifications Copyright (C) 2021 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Licensed 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.policy.clamp.acm.participant.kubernetes.rest;
import static org.hamcrest.CoreMatchers.is;
import static org.mockito.Mockito.doNothing;
import static org.mockito.Mockito.when;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.content;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.jsonPath;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
import java.io.File;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.util.List;
import org.apache.commons.io.FileUtils;
import org.json.JSONObject;
import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.onap.policy.clamp.acm.participant.kubernetes.controller.ChartController;
import org.onap.policy.clamp.acm.participant.kubernetes.models.ChartInfo;
import org.onap.policy.clamp.acm.participant.kubernetes.models.ChartList;
import org.onap.policy.clamp.acm.participant.kubernetes.parameters.ParticipantK8sParameters;
import org.onap.policy.clamp.acm.participant.kubernetes.service.ChartService;
import org.onap.policy.common.utils.coder.Coder;
import org.onap.policy.common.utils.coder.CoderException;
import org.onap.policy.common.utils.coder.StandardCoder;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest;
import org.springframework.boot.test.mock.mockito.MockBean;
import org.springframework.http.MediaType;
import org.springframework.mock.web.MockMultipartFile;
import org.springframework.test.context.junit.jupiter.SpringExtension;
import org.springframework.test.web.servlet.MockMvc;
import org.springframework.test.web.servlet.RequestBuilder;
import org.springframework.test.web.servlet.request.MockMvcRequestBuilders;
import org.springframework.test.web.servlet.setup.MockMvcBuilders;
import org.springframework.web.context.WebApplicationContext;
@ExtendWith(SpringExtension.class)
@WebMvcTest(value = ChartController.class, properties = "chart.api.enabled=true")
@EnableConfigurationProperties(value = ParticipantK8sParameters.class)
class ChartControllerTest {
private static final Coder CODER = new StandardCoder();
private static final String CHART_INFO_YAML = "src/test/resources/ChartList.json";
private static List<ChartInfo> charts;
private static String RETRIEVE_CHART_URL = "/helm/charts";
private static String INSTALL_CHART_URL = "/helm/install";
private static String UNINSTALL_CHART_URL = "/helm/uninstall/";
private static String ONBOARD_CHART_URL = "/helm/onboard/chart";
private static String DELETE_CHART_URL = "/helm/chart";
private static String CONFIGURE_REPO_URL = "/helm/repo";
@Autowired
private MockMvc mockMvc;
@MockBean
private ChartService chartService;
@Autowired
private WebApplicationContext context;
/**
* Read input chart info json.
* @throws Exception incase of error.
*/
@BeforeAll
static void setupParams() throws CoderException {
charts = CODER.decode(new File(CHART_INFO_YAML), ChartList.class).getCharts();
}
/**
* Mock service layer in Controller.
* @throws Exception incase of error.
*/
@BeforeEach
void mockServiceClass() {
when(chartService.getAllCharts()).thenReturn(charts);
when(chartService.getChart(charts.get(0).getChartId().getName(), charts.get(0).getChartId().getVersion()))
.thenReturn(charts.get(0));
this.mockMvc = MockMvcBuilders.webAppContextSetup(this.context).build();
}
/**
* Test endpoint for retrieving all charts.
* @throws Exception incase of error.
*/
@Test
void retrieveAllCharts() throws Exception {
RequestBuilder requestBuilder;
requestBuilder = MockMvcRequestBuilders.get(RETRIEVE_CHART_URL).accept(MediaType.APPLICATION_JSON_VALUE);
mockMvc.perform(requestBuilder).andExpect(status().isOk())
.andExpect(content().contentTypeCompatibleWith(MediaType.APPLICATION_JSON))
.andExpect(jsonPath("$.charts.[0].chartId.name", is("HelloWorld")));
}
/**
* Test endpoint for installing a chart.
* @throws Exception incase of error.
*/
@Test
void installChart() throws Exception {
RequestBuilder requestBuilder;
//Mocking successful installation for void install method
doNothing().when(chartService).installChart(charts.get(0));
requestBuilder = MockMvcRequestBuilders.post(INSTALL_CHART_URL).accept(MediaType.APPLICATION_JSON_VALUE)
.content(getInstallationJson(charts.get(0).getChartId().getName(), charts.get(0).getChartId().getVersion()))
.contentType(MediaType.APPLICATION_JSON_VALUE);
mockMvc.perform(requestBuilder).andExpect(status().isCreated());
//Install Invalid chart, expects HTTP status NOT_FOUND
requestBuilder = MockMvcRequestBuilders.post(INSTALL_CHART_URL).accept(MediaType.APPLICATION_JSON_VALUE)
.content(getInstallationJson("invalidName", "invalidVersion"))
.contentType(MediaType.APPLICATION_JSON_VALUE);
mockMvc.perform(requestBuilder).andExpect(status().isNotFound());
}
/**
* Test endpoint for uninstalling a chart.
* @throws Exception incase of error.
*/
@Test
void uninstallChart() throws Exception {
RequestBuilder requestBuilder;
//Mocking successful scenario for void uninstall method
doNothing().when(chartService).uninstallChart(charts.get(0));
requestBuilder = MockMvcRequestBuilders.delete(UNINSTALL_CHART_URL + charts.get(0)
.getChartId().getName() + "/" + charts.get(0).getChartId().getVersion())
.accept(MediaType.APPLICATION_JSON_VALUE).contentType(MediaType.APPLICATION_JSON_VALUE);
mockMvc.perform(requestBuilder).andExpect(status().isNoContent());
//Invalid chart
requestBuilder = MockMvcRequestBuilders.delete(UNINSTALL_CHART_URL + "invalidName"
+ "/" + "invalidVersion").accept(MediaType.APPLICATION_JSON_VALUE)
.contentType(MediaType.APPLICATION_JSON_VALUE);
mockMvc.perform(requestBuilder).andExpect(status().isNotFound());
}
/**
* Test endpoint for chart onboarding.
* @throws Exception incase of error.
*/
@Test
void onboardChart() throws Exception {
RequestBuilder requestBuilder;
MockMultipartFile chartFile = new MockMultipartFile("chart", "hello.tgz",
MediaType.TEXT_PLAIN_VALUE, "Dummy data".getBytes());
MockMultipartFile overrideFile = new MockMultipartFile("values", "values.yaml",
MediaType.TEXT_PLAIN_VALUE, "Dummy data".getBytes());
//Mocking successful scenario for void uninstall method
when(chartService.saveChart(charts.get(0), chartFile, null)).thenReturn(charts.get(0));
requestBuilder = MockMvcRequestBuilders.multipart(ONBOARD_CHART_URL)
.file(chartFile).file(overrideFile).param("info", getChartInfoJson());
mockMvc.perform(requestBuilder).andExpect(status().isOk());
}
/**
* Test endpoint for deleting a chart.
* @throws Exception incase of error.
*/
@Test
void deleteChart() throws Exception {
RequestBuilder requestBuilder;
//Mocking successful scenario for void uninstall method
doNothing().when(chartService).deleteChart(charts.get(0));
requestBuilder = MockMvcRequestBuilders.delete(DELETE_CHART_URL + "/" + charts.get(0)
.getChartId().getName() + "/" + charts.get(0).getChartId().getVersion())
.accept(MediaType.APPLICATION_JSON_VALUE)
.contentType(MediaType.APPLICATION_JSON_VALUE);
mockMvc.perform(requestBuilder).andExpect(status().isNoContent());
//Invalid chart
requestBuilder = MockMvcRequestBuilders.delete(UNINSTALL_CHART_URL + "invalidName"
+ "/" + "invalidVersion").accept(MediaType.APPLICATION_JSON_VALUE)
.contentType(MediaType.APPLICATION_JSON_VALUE);
mockMvc.perform(requestBuilder).andExpect(status().isNotFound());
}
/**
* Test endpoint for configuring a helm repository.
* @throws Exception in case of error.
*/
@Test
void testConfigureRepo() throws Exception {
RequestBuilder requestBuilder;
requestBuilder = MockMvcRequestBuilders.post(CONFIGURE_REPO_URL).accept(MediaType.APPLICATION_JSON_VALUE)
.content(getInstallationJson(charts.get(0).getChartId().getName(), charts.get(0).getChartId().getVersion()))
.contentType(MediaType.APPLICATION_JSON_VALUE);
mockMvc.perform(requestBuilder).andExpect(status().isCreated());
}
private String getInstallationJson(String name, String version) {
JSONObject jsonObj = new JSONObject();
jsonObj.put("name", name);
jsonObj.put("version", version);
return jsonObj.toString();
}
private String getChartInfoJson() throws IOException {
return FileUtils.readFileToString(new File(CHART_INFO_YAML), StandardCharsets.UTF_8);
}
}
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