/*
* Copyright 2013 the original author or authors.
*
* 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 org.gradle.performance.results;
import org.gradle.api.Transformer;
import org.gradle.performance.fixture.MeasuredOperationList;
import org.gradle.performance.fixture.PerformanceResults;
import org.gradle.reporting.ReportRenderer;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.Writer;
import java.util.Date;
import java.util.List;
public class TestDataGenerator extends ReportRenderer<TestExecutionHistory, Writer> {
protected final FormatSupport format = new FormatSupport();
@Override
public void render(TestExecutionHistory testHistory, Writer output) throws IOException {
PrintWriter out = new PrintWriter(output);
List<PerformanceResults> sortedResults = testHistory.getResultsOldestFirst();
out.println("{");
out.println("\"labels\": [");
for (int i = 0; i < sortedResults.size(); i++) {
PerformanceResults results = sortedResults.get(i);
if (i > 0) {
out.print(", ");
}
out.print("\"" + format.date(new Date(results.getTestTime())) + "\"");
}
out.println("],");
out.print("\"executionTime\":");
render(testHistory, new Transformer<String, MeasuredOperationList>() {
public String transform(MeasuredOperationList original) {
return format.seconds(original.getExecutionTime().getAverage());
}
}, out);
out.println(",");
out.print("\"heapUsage\":");
render(testHistory, new Transformer<String, MeasuredOperationList>() {
public String transform(MeasuredOperationList original) {
return format.megabytes(original.getTotalMemoryUsed().getAverage());
}
}, out);
out.println("}");
out.flush();
}
void render(TestExecutionHistory testHistory, Transformer<String, MeasuredOperationList> valueRenderer, PrintWriter out) {
List<PerformanceResults> sortedResults = testHistory.getResultsOldestFirst();
out.println(" [");
for (int i = 0; i < testHistory.getKnownVersions().size(); i++) {
String version = testHistory.getKnownVersions().get(i);
if (i > 0) {
out.println(",");
}
out.println(" {");
out.println(" \"label\": \"" + version + "\",");
out.print("\"data\": [");
boolean empty = true;
for (int j = 0; j < sortedResults.size(); j++) {
PerformanceResults results = sortedResults.get(j);
MeasuredOperationList measuredOperations = results.version(version).getResults();
if (!measuredOperations.isEmpty()) {
if (!empty) {
out.print(", ");
}
out.print("[" + j + ", " + valueRenderer.transform(measuredOperations) + "]");
empty = false;
}
}
out.println("]");
out.print(" }");
}
out.println();
out.println("]");
}
}