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/*******************************************************************************
* Copyright (c) 2000, 2009 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.test.performance.ui;
import java.io.PrintStream;
import java.util.List;
import java.util.StringTokenizer;
import org.eclipse.test.internal.performance.results.db.BuildResults;
import org.eclipse.test.internal.performance.results.db.ConfigResults;
import org.eclipse.test.internal.performance.results.db.PerformanceResults;
import org.eclipse.test.internal.performance.results.db.ScenarioResults;
/**
* Class used to print a scenario status table.
*/
public class ScenarioStatusTable {
private String component;
private PrintStream stream;
private int jsIdCount;
/**
* Creates an HTML table of red x/green check for a scenario for each
* configuration.
*/
public ScenarioStatusTable(String name, PrintStream stream) {
this.component = name;
this.stream = stream;
}
/**
* Prints the HTML representation of scenario status table into the given stream.
*/
public void print(PerformanceResults performanceResults) {
String baselineName = performanceResults.getBaselineName();
List scenarios = performanceResults.getComponentScenarios(this.component);
int size = scenarios.size();
// Print titles
printTitle();
this.stream.print("<table border=\"1\">\n");
this.stream.print("<tr>\n");
this.stream.print("<td><h4>All ");
this.stream.print(computeSize(scenarios));
this.stream.print(" scenarios</h4></td>\n");
printColumnsTitle(size, performanceResults);
// Print one line per scenario results
this.jsIdCount = 0;
for (int i=0; i<size; i++) {
ScenarioResults scenarioResults = (ScenarioResults) scenarios.get(i);
if (!scenarioResults.isValid()) continue;
this.stream.print("<tr>\n");
this.stream.print("<td>");
boolean hasSummary = scenarioResults.hasSummary();
if (hasSummary) this.stream.print("<b>");
String scenarioBaseline = scenarioResults.getBaselineBuildName();
boolean hasBaseline = baselineName.equals(scenarioBaseline);
if (!hasBaseline) {
this.stream.print("*");
this.stream.print(scenarioResults.getShortName());
this.stream.print(" <small>(vs. ");
this.stream.print(scenarioBaseline);
this.stream.print(")</small>");
} else {
this.stream.print(scenarioResults.getShortName());
}
if (hasSummary) this.stream.print("</b>");
this.stream.print("\n");
String[] configs = performanceResults.getConfigNames(true/*sort*/);
int length = configs.length;
for (int j=0; j<length; j++) {
printConfigStats(scenarioResults, configs[j]);
}
}
this.stream.print("</table>\n");
}
private int computeSize(List scenarios) {
int size = scenarios.size();
int n = 0;
for (int i=0; i<size; i++) {
ScenarioResults scenarioResults = (ScenarioResults) scenarios.get(i);
if (scenarioResults.isValid()) n++;
}
return n;
}
/*
* Print the table columns title.
*/
private void printColumnsTitle(int size, PerformanceResults performanceResults) {
String[] configNames = performanceResults.getConfigNames(true/*sort*/);
String[] configBoxes = performanceResults.getConfigBoxes(true/*sort*/);
int length = configNames.length;
for (int i=0; i<length; i++) {
String columnTitle = configNames[i];
String boxName = configBoxes[i];
int idx = boxName.indexOf('(');
if (idx < 0) {
columnTitle = boxName;
} else {
// first line
StringTokenizer tokenizer = new StringTokenizer(boxName.substring(0, idx).trim(), " ");
StringBuffer buffer = new StringBuffer(tokenizer.nextToken());
while (tokenizer.hasMoreTokens()) {
buffer.append(" ");
buffer.append(tokenizer.nextToken());
}
buffer.append(' ');
// second line
tokenizer = new StringTokenizer(boxName.substring(idx).trim(), " ");
buffer.append(tokenizer.nextToken());
while (tokenizer.hasMoreTokens()) {
buffer.append(" ");
buffer.append(tokenizer.nextToken());
}
columnTitle = buffer.toString();
}
this.stream.print("<td><h5>");
this.stream.print(columnTitle);
this.stream.print("</h5>\n");
}
}
/*
* Print the scenario statistics value for the given configuration.
*/
private void printConfigStats(ScenarioResults scenarioResults, String config) {
ConfigResults configResults = scenarioResults.getConfigResults(config);
if (configResults == null || !configResults.isValid()) {
this.stream.print("<td>n/a</td>");
return;
}
BuildResults currentBuildResults = configResults.getCurrentBuildResults();
String failure = currentBuildResults.getFailure();
double[] deviation = configResults.getCurrentBuildDeltaInfo();
int confidence = Utils.confidenceLevel(deviation);
boolean hasFailure = failure != null;
String comment = currentBuildResults.getComment();
String image = Utils.getImage(confidence, hasFailure, comment != null);
this.stream.print("<td><a ");
if (!hasFailure|| (confidence & Utils.NAN) != 0 || failure.length() == 0){
// write deviation with error in table when test pass
this.stream.print("href=\"");
this.stream.print(configResults.getName());
this.stream.print('/');
this.stream.print(scenarioResults.getFileName());
this.stream.print(".html\">\n");
this.stream.print("<img hspace=\"10\" border=\"0\" src=\"");
this.stream.print(image);
this.stream.print("\"/></a>\n");
} else {
// create message with tooltip text including deviation with error plus failure message
this.jsIdCount+=1;
this.stream.print("class=\"tooltipSource\" onMouseover=\"show_element('toolTip");
this.stream.print(this.jsIdCount);
this.stream.print("')\" onMouseout=\"hide_element('toolTip");
this.stream.print(this.jsIdCount);
this.stream.print("')\" \nhref=\"");
this.stream.print(configResults.getName());
this.stream.print('/');
this.stream.print(scenarioResults.getFileName());
this.stream.print(".html\">\n");
this.stream.print("<img hspace=\"10\" border=\"0\" src=\"");
this.stream.print(image);
this.stream.print("\"/>\n");
this.stream.print("<span class=\"hidden_tooltip\" id=\"toolTip");
this.stream.print(this.jsIdCount);
this.stream.print("\">");
this.stream.print(failure);
this.stream.print("</span></a>\n");
}
String result = Utils.failureMessage(deviation, false);
this.stream.print(result);
this.stream.print("\n");
}
/*
* Print the status table explanationtitle.
*/
private void printTitle() {
this.stream.print("<br><h4>Scenario Status</h4>\n");
this.stream.print("The following table gives a complete but compact view of performance results for the component.<br>\n");
this.stream.print("Each line of the table shows the results for one scenario on all machines.<br><br>\n");
this.stream.print("The name of the scenario is in <b>bold</b> when its results are also displayed in the fingerprints<br>\n");
this.stream.print("and starts with an '*' when the scenario has no results in the last baseline run.<br><br>\n");
this.stream.print("Here are information displayed for each test (ie. in each cell):\n");
this.stream.print("<ul>\n");
this.stream.print("<li>an icon showing whether the test fails or passes and whether it's reliable or not.<br>\n");
this.stream.print("The legend for this icon is:\n");
this.stream.print("<ul>\n");
this.stream.print("<li>Green (<img src=\"");
this.stream.print(Utils.OK_IMAGE);
this.stream.print("\">): mark a <b>successful result</b>, which means this test has neither significant performance regression nor significant standard error</li>");
this.stream.print("<li>Red (<img src=\"");
this.stream.print(Utils.FAIL_IMAGE);
this.stream.print("\">): mark a <b>failing result</b>, which means this test shows a significant performance regression (more than 10%)</li>\n");
this.stream.print("<li>Gray (<img src=\"");
this.stream.print(Utils.FAIL_IMAGE_EXPLAINED);
this.stream.print("\">): mark a <b>failing result</b> (see above) with a comment explaining this degradation.</li>\n");
this.stream.print("<li>Yellow (<img src=\"");
this.stream.print(Utils.FAIL_IMAGE_WARN);
this.stream.print("\"> or <img src=\"");
this.stream.print(Utils.OK_IMAGE_WARN);
this.stream.print("\">): mark a <b>failing or successful result</b> with a significant standard error (more than ");
this.stream.print(Utils.STANDARD_ERROR_THRESHOLD_STRING);
this.stream.print(")</li>\n");
this.stream.print("<li>Black (<img src=\"");
this.stream.print(Utils.UNKNOWN_IMAGE);
this.stream.print("\">): mark an <b>undefined result</b>, which means that deviation on this test is not a number (<code>NaN</code>) or is infinite (happens when the reference value is equals to 0!)</li>");
this.stream.print("<li>\"n/a\": mark a test for with <b>no</b> performance results</li>\n");
this.stream.print("</ul></li>\n");
this.stream.print("<li>the value of the deviation from the baseline as a percentage (ie. formula is: <code>(build_test_time - baseline_test_time) / baseline_test_time</code>)</li>\n");
this.stream.print("<li>the value of the standard error of this deviation as a percentage (ie. formula is: <code>sqrt(build_test_stddev^2 / N + baseline_test_stddev^2 / N) / baseline_test_time</code>)<br>\n");
this.stream.print("When test only has one measure, the standard error cannot be computed and is replaced with a '<font color=\"#CCCC00\">[n/a]</font>'.</li>\n");
this.stream.print("</ul>\n");
this.stream.print("<u>Hints</u>:<ul>\n");
this.stream.print("<li>fly over image of failing tests to see the complete error message</li>\n");
this.stream.print("<li>to look at the complete and detailed test results, click on its image</li>\n");
this.stream.print("</ul>\n");
}
}
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