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/*
* Copyright (c) 2017 Google Inc. 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.
*/
package com.android.vts.api;
import com.android.vts.entity.TestCaseRunEntity;
import com.android.vts.entity.TestEntity;
import com.android.vts.entity.TestRunEntity;
import com.android.vts.util.TestRunDetails;
import com.google.gson.Gson;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.logging.Logger;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import static com.googlecode.objectify.ObjectifyService.ofy;
/** Servlet for handling requests to fetch test case results. */
public class TestRunRestServlet extends BaseApiServlet {
private static final String LATEST = "latest";
protected static final Logger logger = Logger.getLogger(TestRunRestServlet.class.getName());
/**
* Get the test case results for the specified run of the specified test.
*
* @param test The test whose test cases to get.
* @param timeString The string representation of the test run timestamp (in microseconds).
* @return A TestRunDetails object with the test case details for the specified run.
*/
private TestRunDetails getTestRunDetails(String test, String timeString) {
long timestamp;
try {
timestamp = Long.parseLong(timeString);
if (timestamp <= 0) throw new NumberFormatException();
timestamp = timestamp > 0 ? timestamp : null;
} catch (NumberFormatException e) {
return null;
}
TestRunEntity testRunEntity = TestRunEntity.getByTestNameId(test, timestamp);
return getTestRunDetails(testRunEntity);
}
/**
* Get the test case results for the latest run of the specified test.
*
* @param testName The test whose test cases to get.
* @return A TestRunDetails object with the test case details for the latest run.
*/
private TestRunDetails getLatestTestRunDetails(String testName) {
com.googlecode.objectify.Key testKey =
com.googlecode.objectify.Key.create(
TestEntity.class, testName);
TestRunEntity testRun = ofy().load().type(TestRunEntity.class).ancestor(testKey)
.filter("type", 2).orderKey(true).first().now();
if (testRun == null) return null;
return getTestRunDetails(testRun);
}
/**
* Get TestRunDetails instance from codeCoverageEntity instance.
*
* @param testRunEntity The TestRunEntity to access testCaseId.
* @return A TestRunDetails object with the test case details for the latest run.
*/
private TestRunDetails getTestRunDetails(TestRunEntity testRunEntity) {
TestRunDetails details = new TestRunDetails();
List<com.googlecode.objectify.Key<TestCaseRunEntity>> testCaseKeyList = new ArrayList<>();
if ( Objects.isNull(testRunEntity.getTestCaseIds()) ) {
return details;
} else {
for (long testCaseId : testRunEntity.getTestCaseIds()) {
testCaseKeyList.add(
com.googlecode.objectify.Key.create(TestCaseRunEntity.class, testCaseId));
}
Map<com.googlecode.objectify.Key<TestCaseRunEntity>, TestCaseRunEntity>
testCaseRunEntityKeyMap = ofy().load().keys(() -> testCaseKeyList.iterator());
testCaseRunEntityKeyMap.forEach((key, value) -> details.addTestCase(value));
}
return details;
}
/**
* Get the test case details for a test run.
*
* Expected format: (1) /api/test_run?test=[test name]×tamp=[timestamp] to the details
* for a specific run, or (2) /api/test_run?test=[test name]×tamp=latest -- the details for
* the latest test run.
*/
@Override
public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException {
String test = request.getParameter("test");
String timeString = request.getParameter("timestamp");
TestRunDetails details = null;
if (timeString != null && timeString.equals(LATEST)) {
details = getLatestTestRunDetails(test);
} else if (timeString != null) {
details = getTestRunDetails(test, timeString);
}
if (details == null) {
response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
} else {
response.setStatus(HttpServletResponse.SC_OK);
response.setContentType("application/json");
PrintWriter writer = response.getWriter();
writer.print(new Gson().toJson(details.toJson()));
writer.flush();
}
}
}
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