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// Copyright 2014 The Bazel Authors. 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.google.devtools.build.lib.webstatusserver;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import com.google.devtools.build.lib.cmdline.Label;
import com.google.devtools.build.lib.view.test.TestStatus.BlazeTestStatus;
import com.google.devtools.build.lib.view.test.TestStatus.TestCase;
import com.google.gson.Gson;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import java.util.logging.Logger;
/**
* Stores information about one build command. The data is stored in JSON so that it can be
* can be easily fed to frontend.
*
* <p> The information is grouped into following structures:
* <ul>
* <li> {@link #commandInfo} contain information about the build known when it starts but before
* anything is actually compiled/run
* <li> {@link #testCases} contain detailed information about each test case ran, for now they're
*
* </ul>
*/
public class WebStatusBuildLog {
private Gson gson = new Gson();
private boolean complete = false;
private static final Logger LOG =
Logger.getLogger(WebStatusEventCollector.class.getCanonicalName());
private Map<String, JsonElement> commandInfo = new HashMap<>();
private Map<String, JsonObject> testCases = new HashMap<>();
private long startTime;
private ImmutableList<String> targetList;
private UUID commandId;
public WebStatusBuildLog(UUID commandId) {
this.commandId = commandId;
}
public WebStatusBuildLog addInfo(String key, Object value) {
commandInfo.put(key, gson.toJsonTree(value));
return this;
}
public void addStartTime(long startTime) {
this.startTime = startTime;
}
public void addTargetList(List<String> targets) {
this.targetList = ImmutableList.copyOf(targets);
}
public void finish() {
commandInfo = ImmutableMap.copyOf(commandInfo);
complete = true;
}
public Map<String, JsonElement> getCommandInfo() {
return commandInfo;
}
public ImmutableMap<String, JsonObject> getTestCases() {
// TODO(bazel-team): not really immutable, since one can do addProperty on
// values (unfortunately gson doesn't support immutable JsonObjects)
return ImmutableMap.copyOf(testCases);
}
public boolean finished() {
return complete;
}
public List<String> getTargetList() {
return targetList;
}
public long getStartTime() {
return startTime;
}
public void addTestTarget(Label label) {
String targetName = label.toShorthandString();
if (!testCases.containsKey(targetName)) {
JsonObject summary = createTestCaseEmptyJsonNode(targetName);
summary.addProperty("finished", false);
summary.addProperty("status", "started");
testCases.put(targetName, summary);
} else {
// TODO(bazel-team): figure out if there are any situations it can happen
}
}
public void addTestSummary(Label label, BlazeTestStatus status, List<Long> testTimes,
boolean isCached) {
JsonObject testCase = testCases.get(label.toShorthandString());
testCase.addProperty("status", status.toString());
testCase.add("times", gson.toJsonTree(testTimes));
testCase.addProperty("cached", isCached);
testCase.addProperty("finished", true);
}
public void addTargetBuilt(Label label, boolean success) {
if (testCases.containsKey(label.toShorthandString())) {
if (success) {
testCases.get(label.toShorthandString()).addProperty("status", "built");
} else {
testCases.get(label.toShorthandString()).addProperty("status", "build failure");
}
} else {
LOG.info("Unhandled target: " + label);
}
}
@VisibleForTesting
static JsonObject createTestCaseEmptyJsonNode(String fullName) {
JsonObject currentNode = new JsonObject();
currentNode.addProperty("fullName", fullName);
currentNode.addProperty("name", "");
currentNode.addProperty("className", "");
currentNode.add("results", new JsonObject());
currentNode.add("times", new JsonObject());
currentNode.add("children", new JsonObject());
currentNode.add("failures", new JsonObject());
currentNode.add("errors", new JsonObject());
return currentNode;
}
private static JsonObject createTestCaseEmptyJsonNode(String fullName, TestCase testCase) {
JsonObject currentNode = createTestCaseEmptyJsonNode(fullName);
currentNode.addProperty("name", testCase.getName());
currentNode.addProperty("className", testCase.getClassName());
return currentNode;
}
private JsonObject mergeTestCases(JsonObject currentNode, String fullName, TestCase testCase,
int shardNumber) {
if (currentNode == null) {
currentNode = createTestCaseEmptyJsonNode(fullName, testCase);
}
if (testCase.getRun()) {
JsonObject results = (JsonObject) currentNode.get("results");
JsonObject times = (JsonObject) currentNode.get("times");
if (testCase.hasResult()) {
results.addProperty(Integer.toString(shardNumber), testCase.getResult());
}
if (testCase.hasStatus()) {
results.addProperty(Integer.toString(shardNumber), testCase.getStatus().toString());
}
if (testCase.hasRunDurationMillis()) {
times.addProperty(Integer.toString(shardNumber), testCase.getRunDurationMillis());
}
}
JsonObject children = (JsonObject) currentNode.get("children");
for (TestCase child : testCase.getChildList()) {
String fullChildName = child.getClassName() + "." + child.getName();
JsonObject childNode = mergeTestCases((JsonObject) children.get(fullChildName), fullChildName,
child, shardNumber);
if (!children.has(fullChildName)) {
children.add(fullChildName, childNode);
}
}
return currentNode;
}
public void addTestResult(Label label, TestCase testCase, int shardNumber) {
String testResultFullName = label.toShorthandString();
if (!testCases.containsKey(testResultFullName)) {
testCases.put(testResultFullName, createTestCaseEmptyJsonNode(testResultFullName, testCase));
}
mergeTestCases(testCases.get(testResultFullName), testResultFullName, testCase, shardNumber);
}
public UUID getCommandId() {
return commandId;
}
}
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