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/*
* Copyright (C) 2011 The Android Open Source Project
*
* 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 util.build;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import java.util.Set;
import java.util.TreeSet;
/**
* Main class to generate data from the test suite to later run from a shell
* script. the project's home folder.<br>
* <project-home>/src must contain the java sources<br>
* <project-home>/src/<for-each-package>/Main_testN1.java will be generated<br>
* (one Main class for each test method in the Test_... class
*/
public class BuildDalvikSuite extends BuildUtilBase {
public static final String TARGET_MAIN_FILE = "mains.jar";
// the folder for the generated junit-files for the cts host (which in turn
// execute the real vm tests using adb push/shell etc)
private String OUTPUT_FOLDER = "";
private String COMPILED_CLASSES_FOLDER = "";
private String JAVASRC_FOLDER;
/**
* @param args
* args 0 must be the project root folder (where src, lib etc.
* resides)
* @throws IOException
*/
public static void main(String[] args) throws IOException {
BuildDalvikSuite cat = new BuildDalvikSuite();
if (!cat.parseArgs(args)) {
printUsage();
System.exit(-1);
}
long start = System.currentTimeMillis();
cat.run(null);
long end = System.currentTimeMillis();
System.out.println("elapsed seconds: " + (end - start) / 1000);
}
private boolean parseArgs(String[] args) {
if (args.length == 3) {
JAVASRC_FOLDER = args[0];
OUTPUT_FOLDER = args[1];
COMPILED_CLASSES_FOLDER = args[2];
return true;
} else {
return false;
}
}
private static void printUsage() {
System.out.println("usage: $(JAVA) -cp $(CLASSPATH) util.build.BuildDalvikSuite" +
" JAVASRC_FOLDER OUTPUT_FOLDER COMPILED_CLASSES_FOLDER");
}
class MyTestHandler implements TestHandler {
public String datafileContent = "";
Set<BuildStep> targets = new TreeSet<BuildStep>();
@Override
public void handleTest(String fqcn, List<String> methods) {
int lastDotPos = fqcn.lastIndexOf('.');
String pName = fqcn.substring(0, lastDotPos);
String classOnlyName = fqcn.substring(lastDotPos + 1);
Collections.sort(methods, new Comparator<String>() {
@Override
public int compare(String s1, String s2) {
// TODO sort according: test ... N, B, E, VFE
return s1.compareTo(s2);
}
});
for (String method : methods) {
// e.g. testN1
if (!method.startsWith("test")) {
throw new RuntimeException("no test method: " + method);
}
// generate the Main_xx java class
// a Main_testXXX.java contains:
// package <packagenamehere>;
// public class Main_testxxx {
// public static void main(String[] args) {
// new dxc.junit.opcodes.aaload.Test_aaload().testN1();
// }
// }
MethodData md = parseTestMethod(pName, classOnlyName, method);
String methodContent = md.methodBody;
List<String> dependentTestClassNames = parseTestClassName(pName,
classOnlyName, methodContent);
if (dependentTestClassNames.isEmpty()) {
continue;
}
// prepare the entry in the data file for the bash script.
// e.g.
// main class to execute; opcode/constraint; test purpose
// dxc.junit.opcodes.aaload.Main_testN1;aaload;normal case test
// (#1)
char ca = method.charAt("test".length()); // either N,B,E,
// or V (VFE)
String comment;
switch (ca) {
case 'N':
comment = "Normal #" + method.substring(5);
break;
case 'B':
comment = "Boundary #" + method.substring(5);
break;
case 'E':
comment = "Exception #" + method.substring(5);
break;
case 'V':
comment = "Verifier #" + method.substring(7);
break;
default:
throw new RuntimeException("unknown test abbreviation:"
+ method + " for " + fqcn);
}
String line = pName + ".Main_" + method + ";";
for (String className : dependentTestClassNames) {
line += className + " ";
}
// test description
String[] pparts = pName.split("\\.");
// detail e.g. add_double
String detail = pparts[pparts.length-1];
// type := opcode | verify
String type = pparts[pparts.length-2];
String description;
if ("format".equals(type)) {
description = "format";
} else if ("opcodes".equals(type)) {
// Beautify name, so it matches the actual mnemonic
detail = detail.replaceAll("_", "-");
detail = detail.replace("-from16", "/from16");
detail = detail.replace("-high16", "/high16");
detail = detail.replace("-lit8", "/lit8");
detail = detail.replace("-lit16", "/lit16");
detail = detail.replace("-4", "/4");
detail = detail.replace("-16", "/16");
detail = detail.replace("-32", "/32");
detail = detail.replace("-jumbo", "/jumbo");
detail = detail.replace("-range", "/range");
detail = detail.replace("-2addr", "/2addr");
// Unescape reserved words
detail = detail.replace("opc-", "");
description = detail;
} else if ("verify".equals(type)) {
description = "verifier";
} else {
description = type + " " + detail;
}
String details = (md.title != null ? md.title : "");
if (md.constraint != null) {
details = " Constraint " + md.constraint + ", " + details;
}
if (details.length() != 0) {
details = details.substring(0, 1).toUpperCase()
+ details.substring(1);
}
line += ";" + description + ";" + comment + ";" + details;
datafileContent += line + "\n";
generateBuildStepFor(dependentTestClassNames, targets);
}
}
}
@Override
protected void handleTests(JUnitTestCollector tests, TestHandler ignored) {
MyTestHandler handler = new MyTestHandler();
super.handleTests(tests, handler);
File scriptDataDir = new File(OUTPUT_FOLDER + "/data/");
scriptDataDir.mkdirs();
writeToFile(new File(scriptDataDir, "scriptdata"), handler.datafileContent);
for (BuildStep buildStep : handler.targets) {
if (!buildStep.build()) {
System.out.println("building failed. buildStep: " +
buildStep.getClass().getName() + ", " + buildStep);
System.exit(1);
}
}
}
private void generateBuildStepFor(Collection<String> dependentTestClassNames,
Set<BuildStep> targets) {
for (String dependentTestClassName : dependentTestClassNames) {
generateBuildStepForDependant(dependentTestClassName, targets);
}
}
private void generateBuildStepForDependant(String dependentTestClassName,
Set<BuildStep> targets) {
File sourceFolder = new File(JAVASRC_FOLDER);
String fileName = dependentTestClassName.replace('.', '/').trim();
if (new File(sourceFolder, fileName + ".dfh").exists()) {
// Handled in vmtests-dfh-dex-generated build rule.
return;
}
if (new File(sourceFolder, fileName + ".d").exists()) {
// Handled in vmtests-dasm-dex-generated build rule.
return;
}
{
// Build dex from a single '*.smali' file or a *.smalis' dir
// containing multiple smali files.
File dexFile = null;
SmaliBuildStep buildStep = null;
File smaliFile = new File(sourceFolder, fileName + ".smali");
File smalisDir = new File(sourceFolder, fileName + ".smalis");
if (smaliFile.exists()) {
dexFile = new File(OUTPUT_FOLDER, fileName + ".dex");
buildStep = new SmaliBuildStep(
Collections.singletonList(smaliFile.getAbsolutePath()), dexFile);
} else if (smalisDir.exists() && smalisDir.isDirectory()) {
List<String> inputFiles = new ArrayList<>();
for (File f: smalisDir.listFiles()) {
inputFiles.add(f.getAbsolutePath());
}
dexFile = new File(OUTPUT_FOLDER, fileName + ".dex");
buildStep = new SmaliBuildStep(inputFiles, dexFile);
}
if (buildStep != null) {
BuildStep.BuildFile jarFile = new BuildStep.BuildFile(
OUTPUT_FOLDER, fileName + ".jar");
JarBuildStep jarBuildStep = new JarBuildStep(new BuildStep.BuildFile(dexFile),
"classes.dex", jarFile, true);
jarBuildStep.addChild(buildStep);
targets.add(jarBuildStep);
return;
}
}
File srcFile = new File(sourceFolder, fileName + ".java");
if (srcFile.exists()) {
BuildStep dexBuildStep;
dexBuildStep = generateDexBuildStep(
COMPILED_CLASSES_FOLDER, fileName);
targets.add(dexBuildStep);
return;
}
try {
if (Class.forName(dependentTestClassName) != null) {
BuildStep dexBuildStep = generateDexBuildStep(
COMPILED_CLASSES_FOLDER, fileName);
targets.add(dexBuildStep);
return;
}
} catch (ClassNotFoundException e) {
// do nothing
}
throw new RuntimeException("neither .dfh,.d,.java file of dependant test class found : " +
dependentTestClassName + ";" + fileName);
}
private BuildStep generateDexBuildStep(String classFileFolder,
String classFileName) {
BuildStep.BuildFile classFile = new BuildStep.BuildFile(
classFileFolder, classFileName + ".class");
BuildStep.BuildFile tmpJarFile = new BuildStep.BuildFile(
OUTPUT_FOLDER,
classFileName + "_tmp.jar");
JarBuildStep jarBuildStep = new JarBuildStep(classFile,
classFileName + ".class", tmpJarFile, false);
BuildStep.BuildFile outputFile = new BuildStep.BuildFile(
OUTPUT_FOLDER,
classFileName + ".jar");
D8BuildStep dexBuildStep = new D8BuildStep(tmpJarFile,
outputFile,
true);
dexBuildStep.addChild(jarBuildStep);
return dexBuildStep;
}
}