package org.graalvm.compiler.replacements.test;
import java.util.ArrayList;
import java.util.Collection;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.junit.runners.Parameterized.Parameter;
import org.junit.runners.Parameterized.Parameters;
import org.graalvm.compiler.api.directives.GraalDirectives;
import org.graalvm.compiler.nodes.ValueNode;
import org.graalvm.compiler.nodes.graphbuilderconf.GraphBuilderContext;
import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugin;
import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugins;
import jdk.vm.ci.meta.ResolvedJavaMethod;
@RunWith(Parameterized.class)
public class IndexOobBytecodeExceptionTest extends BytecodeExceptionTest {
private static class Exceptions {
private static Object[] empty = new Object[0];
public static void throwOutOfBounds(int idx) {
GraalDirectives.blackhole(empty[idx]);
}
}
@Override
protected void registerInvocationPlugins(InvocationPlugins invocationPlugins) {
invocationPlugins.register(new InvocationPlugin() {
@Override
public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode idx) {
return throwBytecodeException(b, ArrayIndexOutOfBoundsException.class, idx);
}
}, Exceptions.class, "throwOutOfBounds", int.class);
super.registerInvocationPlugins(invocationPlugins);
}
public static void oobSnippet(int idx) {
Exceptions.throwOutOfBounds(idx);
}
@Parameter public int index;
@Parameters(name = "{0}")
public static Collection<Object[]> data() {
int[] values = {Integer.MIN_VALUE, -42, -1, 0, 1, 42, Integer.MAX_VALUE};
ArrayList<Object[]> ret = new ArrayList<>(values.length);
for (int i : values) {
ret.add(new Object[]{i});
}
return ret;
}
@Test
public void testOutOfBoundsException() {
test("oobSnippet", index);
}
}