/* Copyright (c) 2007-20013 Timothy Wall, All Rights Reserved
*
* The contents of this file is dual-licensed under 2
* alternative Open Source/Free licenses: LGPL 2.1 or later and
* Apache License 2.0. (starting with JNA version 4.0.0).
*
* You can freely decide which license you want to apply to
* the project.
*
* You may obtain a copy of the LGPL License at:
*
* http://www.gnu.org/licenses/licenses.html
*
* A copy is also included in the downloadable source code package
* containing JNA, in file "LGPL2.1".
*
* You may obtain a copy of the Apache License at:
*
* http://www.apache.org/licenses/
*
* A copy is also included in the downloadable source code package
* containing JNA, in file "AL2.0".
*/
package com.sun.jna;
import java.awt.Frame;
import java.awt.GraphicsEnvironment;
import java.awt.Toolkit;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLClassLoader;
import java.util.Collections;
import junit.framework.TestCase;
public class LibraryLoadTest extends TestCase implements Paths {
private class TestLoader extends URLClassLoader {
public TestLoader(File path) throws MalformedURLException {
super(new URL[] { path.toURI().toURL(), },
new CloverLoader());
}
}
public void testLoadJNALibrary() {
assertTrue("Pointer size should never be zero", Pointer.SIZE > 0);
}
public void testLoadJAWT() {
if (!Platform.HAS_AWT || !Platform.HAS_JAWT) return;
if (GraphicsEnvironment.isHeadless()) return;
// Encapsulate in a separate class to avoid class loading issues where
// AWT is unavailable
AWT.loadJAWT(getName());
}
public void testLoadAWTAfterJNA() {
if (!Platform.HAS_AWT) return;
if (GraphicsEnvironment.isHeadless()) return;
if (Pointer.SIZE > 0) {
Toolkit.getDefaultToolkit();
}
}
public void testExtractFromResourcePath() throws Exception {
// doesn't actually load the resource
assertNotNull(Native.extractFromResourcePath("testlib-path", new TestLoader(new File(TESTPATH))));
}
public void testExtractFromResourcePathWithNullClassLoader() throws Exception {
// doesn't actually load the resource
assertNotNull(Native.extractFromResourcePath("/com/sun/jna/LibraryLoadTest.class", null));
}
public void testLoadFromJNALibraryPath() {
// Tests are already configured to load from this path
NativeLibrary.getInstance("testlib");
}
public void testLoadFromCustomPath() throws MalformedURLException {
NativeLibrary.addSearchPath("testlib-path", TESTPATH);
NativeLibrary.getInstance("testlib-path", new TestLoader(new File(".")));
}
public void testLoadFromClasspath() throws MalformedURLException {
NativeLibrary.getInstance("testlib-path", new TestLoader(new File(TESTPATH)));
}
public void testLoadFromClasspathAbsolute() throws MalformedURLException {
String name = NativeLibrary.mapSharedLibraryName("testlib-path");
NativeLibrary.getInstance("/" + name, new TestLoader(new File(TESTPATH)));
}
public void testLoadFromJar() throws MalformedURLException {
NativeLibrary.getInstance("testlib-jar", new TestLoader(new File(TESTJAR)));
}
public void testLoadFromJarAbsolute() throws MalformedURLException {
String name = NativeLibrary.mapSharedLibraryName("testlib-jar");
NativeLibrary.getInstance("/" + name, new TestLoader(new File(TESTJAR)));
}
public void testLoadExplicitAbsolutePath() throws MalformedURLException {
// windows requires ".dll" suffix
String name = "testlib-truncated" + (Platform.isWindows() ? ".dll" : "");
NativeLibrary.getInstance(new File(TESTPATH, name).getAbsolutePath());
}
public static interface CLibrary extends Library {
int wcslen(WString wstr);
int strlen(String str);
int atol(String str);
Pointer getpwuid(int uid);
int geteuid();
}
private Object load() {
return Native.loadLibrary(Platform.C_LIBRARY_NAME, CLibrary.class);
}
public void testLoadProcess() {
Native.loadLibrary(CLibrary.class);
}
public void testLoadProcessWithOptions() {
Native.loadLibrary(CLibrary.class, Collections.EMPTY_MAP);
}
public void testLoadCLibrary() {
load();
}
private void copy(File src, File dst) throws Exception {
FileInputStream is = new FileInputStream(src);
FileOutputStream os = new FileOutputStream(dst);
int count;
byte[] buf = new byte[1024];
try {
while ((count = is.read(buf, 0, buf.length)) > 0) {
os.write(buf, 0, count);
}
}
finally {
try { is.close(); } catch(IOException e) { }
try { os.close(); } catch(IOException e) { }
}
}
public void testLoadLibraryWithUnicodeName() throws Exception {
File tmpdir = Native.getTempDir();
String libName = NativeLibrary.mapSharedLibraryName("testlib");
File src = new File(TESTPATH, libName);
assertTrue("Expected JNA native library at " + src + " is missing", src.exists());
final String UNICODE = "\u0444\u043b\u0441\u0432\u0443";
String newLibName = libName.replace("testlib", UNICODE);
File dst = new File(tmpdir, newLibName);
copy(src, dst);
try {
NativeLibrary.getInstance(UNICODE, new TestLoader(tmpdir));
dst.deleteOnExit();
}
catch(UnsatisfiedLinkError e) {
fail("Library '" + newLibName + "' at " + dst + " could not be loaded: " + e);
}
}
public void testLoadLibraryWithLongName() throws Exception {
File tmpdir = Native.getTempDir();
String libName = NativeLibrary.mapSharedLibraryName("testlib");
File src = new File(TESTPATH, libName);
assertTrue("Expected JNA native library at " + src + " is missing", src.exists());
for (int i=0;i < 16;i++) {
tmpdir = new File(tmpdir, "subdir0123456789");
tmpdir.deleteOnExit();
}
final String NAME = getName();
String newLibName = libName.replace("testlib", NAME);
tmpdir.mkdirs();
File dst = new File(tmpdir, newLibName);
copy(src, dst);
try {
NativeLibrary.getInstance(NAME, new TestLoader(tmpdir));
dst.deleteOnExit();
}
catch(UnsatisfiedLinkError e) {
fail("Library '" + newLibName + "' at " + dst + " could not be loaded: " + e);
}
}
public void testLoadFrameworkLibrary() {
if (Platform.isMac()) {
final String PATH = "/System/Library/Frameworks/CoreServices.framework";
assertTrue("CoreServices not present on this setup, expected at " + PATH, new File(PATH).exists());
try {
NativeLibrary lib = NativeLibrary.getInstance("CoreServices");
assertNotNull("CoreServices not found", lib);
}
catch(UnsatisfiedLinkError e) {
fail("Should search /System/Library/Frameworks");
}
}
}
public void testLoadFrameworkLibraryAbsolute() {
if (Platform.isMac()) {
final String PATH = "/System/Library/Frameworks/CoreServices";
final String FRAMEWORK = PATH + ".framework";
assertTrue("CoreServices not present on this setup, expected at " + FRAMEWORK, new File(FRAMEWORK).exists());
try {
NativeLibrary lib = NativeLibrary.getInstance(PATH);
assertNotNull("CoreServices not found", lib);
}
catch(UnsatisfiedLinkError e) {
fail("Should try FRAMEWORK.framework/FRAMEWORK if the absolute framework (truncated) path given exists: " + e);
}
}
}
public void testLoadFrameworkLibraryAbsoluteFull() {
if (Platform.isMac()) {
final String PATH = "/System/Library/Frameworks/CoreServices.framework/CoreServices";
assertTrue("CoreServices not present on this setup, expected at " + PATH, new File(PATH).exists());
try {
NativeLibrary lib = NativeLibrary.getInstance(PATH);
assertNotNull("CoreServices not found", lib);
}
catch(UnsatisfiedLinkError e) {
fail("Should try FRAMEWORK verbatim if the absolute path given exists: " + e);
}
}
}
public void testHandleObjectMethods() {
CLibrary lib = (CLibrary)load();
String method = "toString";
try {
lib.toString();
method = "hashCode";
lib.hashCode();
method = "equals";
lib.equals(null);
}
catch(UnsatisfiedLinkError e) {
fail("Object method '" + method + "' not handled");
}
}
public interface TestLib2 extends Library {
int dependentReturnFalse();
}
// Only desktop windows provides an altered search path, looking for
// dependent libraries in the same directory as the original
public void testLoadDependentLibraryWithAlteredSearchPath() {
try {
TestLib2 lib = Native.loadLibrary("testlib2", TestLib2.class);
lib.dependentReturnFalse();
}
catch(UnsatisfiedLinkError e) {
// failure expected on anything but windows
if (Platform.isWindows() && !Platform.isWindowsCE()) {
fail("Failed to load dependent libraries: " + e);
}
}
}
// Ubuntu bug when arch-specific libc is active
// Only fails on *some* functions
public void testLoadProperCLibraryVersion() {
if (Platform.isWindows()) return;
CLibrary lib = Native.loadLibrary("c", CLibrary.class);
assertNotNull("Couldn't get current user",
lib.getpwuid(lib.geteuid()));
}
private static class AWT {
public static void loadJAWT(String name) {
Frame f = new Frame(name);
f.pack();
try {
// FIXME: this works as a test, but fails in ShapedWindowDemo
// if the JAWT load workaround is not used
Native.getWindowPointer(f);
}
finally {
f.dispose();
}
}
}
public static void main(String[] args) {
junit.textui.TestRunner.run(LibraryLoadTest.class);
}
}