public void testUseSingleLibraryInstance() {
TestLibrary lib = (TestLibrary) Native.loadLibrary("testlib", TestLibrary.class);
int count = lib.callCount();
TestLibrary lib2 = (TestLibrary) Native.loadLibrary("testlib", TestLibrary.class);
int count2 = lib2.callCount();
assertEquals("Interfaces should share a library instance", count + 1, count2);
}
public void testAliasLibraryFilename() {
TestLibrary lib = (TestLibrary) Native.loadLibrary("testlib", TestLibrary.class);
int count = lib.callCount();
NativeLibrary nl = NativeLibrary.getInstance("testlib");
TestLibrary lib2 = (TestLibrary) Native.loadLibrary(nl.getFile().getName(), TestLibrary.class);
int count2 = lib2.callCount();
assertEquals("Simple filename load not aliased", count + 1, count2);
}
public void testAvoidDuplicateLoads() {
NativeLibrary.disposeAll();
TestLibrary lib = (TestLibrary) Native.loadLibrary("testlib", TestLibrary.class);
assertEquals("Library should be newly loaded after all others disposed", 1, lib.callCount());
if (lib.callCount() <= 1) {
fail("Library should not be reloaded");
}
}
public void testAliasSimpleLibraryName() throws Exception {
NativeLibrary nl = NativeLibrary.getInstance("testlib");
File file = nl.getFile();
WeakReference ref = new WeakReference(nl);
nl = null;
System.gc();
long start = System.currentTimeMillis();
while (ref.get() != null) {
Thread.sleep(10);
if (System.currentTimeMillis() - start > 5000)
fail("Timed out waiting for library to be GC'd");
}
TestLibrary lib = (TestLibrary) Native.loadLibrary(file.getAbsolutePath(), TestLibrary.class);
int count = lib.callCount();
TestLibrary lib2 = (TestLibrary) Native.loadLibrary("testlib", TestLibrary.class);
int count2 = lib2.callCount();
assertEquals("Simple library name not aliased", count + 1, count2);
}