jdk-24/test/langtools/jdk/jshell/LocalExecutionTestSupport.java
2023-12-05 17:57:43 +00:00

87 lines
3.1 KiB
Java

/*
* Copyright (c) 2023, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import org.testng.annotations.BeforeTest;
import toolbox.JavacTask;
import toolbox.TestRunner;
import toolbox.ToolBox;
/*
* This class installs a class in a temporary diretory so we can test
* finding classes that are not visible to the system class loader.
*/
public class LocalExecutionTestSupport extends ReplToolTesting {
public static final String MY_CLASS_SOURCE = """
package test;
public class MyClass {
public static final String FOO = "bar";
}""";
protected final ToolBox tb = new ToolBox();
protected Path baseDir; // base working directory
protected Path sourcesDir; // sources directory
protected Path classesDir; // classes directory
// Install file "test/MyClass.class" in some temporary directory somewhere
@BeforeTest
public void installMyClass() throws IOException {
// Create directories
baseDir = Files.createTempDirectory(getClass().getSimpleName()).toAbsolutePath();
sourcesDir = createWorkSubdir("sources");
classesDir = createWorkSubdir("classes");
// Create source file
tb.writeJavaFiles(sourcesDir, MY_CLASS_SOURCE);
// Compile source file
new JavacTask(tb)
.outdir(classesDir)
.files(sourcesDir.resolve("test/MyClass.java"))
.run();
}
protected Path createWorkSubdir(String name) throws IOException {
return createSubdir(baseDir, name);
}
protected Path createSubdir(Path base, String name) throws IOException {
Path dir = base.resolve(name);
Files.createDirectories(dir);
return dir;
}
protected String[] prependArgs(String[] args, String... prepends) {
String[] newArgs = new String[prepends.length + args.length];
System.arraycopy(prepends, 0, newArgs, 0, prepends.length);
System.arraycopy(args, 0, newArgs, prepends.length, args.length);
return newArgs;
}
}