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/*
* @ test
* @ summary Basic test of jlink to create jmods and images
* @ author Andrei Eremeev
* @ library / test / lib
* @ modules java . base / jdk . internal . module
* jdk . jlink
* jdk . compiler
* @ build jdk . test . lib . process . ProcessTools
* jdk . test . lib . process . OutputAnalyzer
* jdk . test . lib . compiler . CompilerUtils
* jdk . test . lib . util . JarUtils
* @ run main BasicTest
*/
import java.io.File;
import java.io.PrintWriter;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.spi.ToolProvider;
import jdk.test.lib.compiler.CompilerUtils;
import jdk.test.lib.process.OutputAnalyzer;
import jdk.test.lib.process.ProcessTools;
import jdk.test.lib.util.JarUtils;
public class BasicTest {
static final ToolProvider JMOD_TOOL = ToolProvider.findFirst("jmod" )
.orElseThrow(() ->
new RuntimeException("jmod tool not found" )
);
static final ToolProvider JLINK_TOOL = ToolProvider.findFirst("jlink" )
.orElseThrow(() ->
new RuntimeException("jlink tool not found" )
);
private final String TEST_MODULE = "test" ;
private final Path jdkHome = Paths.get(System.getProperty("test.jdk" ));
private final Path jdkMods = jdkHome.resolve("jmods" );
private final Path testSrc = Paths.get(System.getProperty("test.src" ));
private final Path src = testSrc.resolve("src" ).resolve(TEST_MODULE);
private final Path classes = Paths.get("classes" );
private final Path jmods = Paths.get("jmods" );
private final Path jars = Paths.get("jars" );
public static void main(String[] args) throws Throwable {
new BasicTest().run();
}
public void run() throws Throwable {
if (Files.notExists(jdkMods)) {
return ;
}
if (!CompilerUtils.compile(src, classes)) {
throw new AssertionError("Compilation failure. See log." );
}
Files.createDirectories(jmods);
Files.createDirectories(jars);
Path jarfile = jars.resolve("test.jar" );
JarUtils.createJarFile(jarfile, classes);
Path image = Paths.get("mysmallimage" );
runJmod(jarfile.toString(), TEST_MODULE, true );
runJlink(image, TEST_MODULE, "--compress" , "2" , "--launcher" , "foo=" + TEST_MODULE);
execute(image, "foo" );
Files.delete (jmods.resolve(TEST_MODULE + ".jmod" ));
image = Paths.get("myimage" );
runJmod(classes.toString(), TEST_MODULE, true );
runJlink(image, TEST_MODULE, "--launcher" , "bar=" + TEST_MODULE);
execute(image, "bar" );
Files.delete (jmods.resolve(TEST_MODULE + ".jmod" ));
image = Paths.get("myimage2" );
runJmod(classes.toString(), TEST_MODULE, false /* no ModuleMainClass! */);
// specify main class in --launcher command line
runJlink(image, TEST_MODULE, "--launcher" , "bar2=" + TEST_MODULE + "/jdk.test.Test" );
execute(image, "bar2" );
Files.delete (jmods.resolve(TEST_MODULE + ".jmod" ));
image = Paths.get("myadder" );
runJmod(classes.toString(), TEST_MODULE, false /* no ModuleMainClass! */);
// specify main class in --launcher command line
runJlink(image, TEST_MODULE, "--launcher" , "adder=" + TEST_MODULE + "/jdk.test.Adder" );
addAndCheck(image, "adder" );
}
private void addAndCheck(Path image, String scriptName) throws Throwable {
String cmd = image.resolve("bin" ).resolve(scriptName).toString();
OutputAnalyzer analyzer;
if (System.getProperty("os.name" ).startsWith("Windows" )) {
analyzer = ProcessTools.executeProcess("sh.exe" , cmd, "12" , "8" , "7" , "--" , "foo bar" );
} else {
analyzer = ProcessTools.executeProcess(cmd, "12" , "8" , "7" , "--" , "foo bar" );
}
if (analyzer.getExitValue() != 27 ) {
throw new AssertionError("Image invocation failed: expected 27, rc=" + analyzer.getExitValue());
}
// last argument contains space and should be properly quoted.
analyzer.stdoutShouldContain("Num args: 5" );
}
private void execute(Path image, String scriptName) throws Throwable {
String cmd = image.resolve("bin" ).resolve(scriptName).toString();
OutputAnalyzer analyzer;
if (System.getProperty("os.name" ).startsWith("Windows" )) {
analyzer = ProcessTools.executeProcess("sh.exe" , cmd, "1" , "2" , "3" );
} else {
analyzer = ProcessTools.executeProcess(cmd, "1" , "2" , "3" );
}
if (analyzer.getExitValue() != 0 ) {
throw new AssertionError("Image invocation failed: rc=" + analyzer.getExitValue());
}
}
private void runJlink(Path image, String modName, String... options) {
List<String> args = new ArrayList<>();
Collections.addAll(args,
"--module-path" , jdkMods + File.pathSeparator + jmods,
"--add-modules" , modName,
"--output" , image.toString());
Collections.addAll(args, options);
PrintWriter pw = new PrintWriter(System.out);
int rc = JLINK_TOOL.run(pw, pw, args.toArray(new String[args.size()]));
if (rc != 0 ) {
throw new AssertionError("Jlink failed: rc = " + rc);
}
}
private void runJmod(String cp, String modName, boolean main) {
int rc;
if (main) {
rc = JMOD_TOOL.run(System.out, System.out, new String[] {
"create" ,
"--class-path" , cp,
"--module-version" , "1.0" ,
"--main-class" , "jdk.test.Test" ,
jmods.resolve(modName + ".jmod" ).toString()
});
} else {
rc = JMOD_TOOL.run(System.out, System.out, new String[] {
"create" ,
"--class-path" , cp,
"--module-version" , "1.0" ,
jmods.resolve(modName + ".jmod" ).toString(),
});
}
if (rc != 0 ) {
throw new AssertionError("Jmod failed: rc = " + rc);
}
}
}
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