/* * Copyright (c) 2016, 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. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * 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. */ package com.oracle.truffle.api.debug.test; import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertSame; import java.util.concurrent.atomic.AtomicInteger; import org.junit.Test; import com.oracle.truffle.api.debug.Breakpoint; import com.oracle.truffle.api.debug.Debugger; import com.oracle.truffle.api.debug.DebuggerSession; import com.oracle.truffle.api.debug.SuspendedCallback; import com.oracle.truffle.api.debug.SuspendedEvent; import com.oracle.truffle.api.source.Source; import com.oracle.truffle.api.vm.PolyglotEngine; public class NestedContextTest extends AbstractDebugTest { @Test public void testNestedRun() throws Throwable { testNestedStepping(2); testNestedStepping(5); } private void testNestedStepping(int depth) { if (depth == 0) { return; } Source testSource = testSource("ROOT(\n" + " STATEMENT,\n" + " STATEMENT\n" + ")\n"); pushContext(); try (DebuggerSession session = startSession()) { Breakpoint breakpoint3 = session.install(Breakpoint.newBuilder(testSource).lineIs(3).build()); session.suspendNextExecution(); startEval(testSource); expectSuspended((SuspendedEvent event) -> { checkState(event, 2, true, "STATEMENT"); assertEquals(0, event.getBreakpoints().size()); testNestedStepping(depth - 1); event.prepareStepInto(1); }); expectSuspended((SuspendedEvent event) -> { checkState(event, 3, true, "STATEMENT"); assertEquals(1, event.getBreakpoints().size()); assertSame(breakpoint3, event.getBreakpoints().iterator().next()); testNestedStepping(depth - 1); event.prepareStepInto(1); }); expectDone(); } popContext(); } @Test public void testRecursiveEval() throws Exception { final Source testSource = testSource("ROOT(\n" + " STATEMENT,\n" + " STATEMENT\n" + ")\n"); final PolyglotEngine engine = PolyglotEngine.newBuilder().build(); final AtomicInteger suspensionCount = new AtomicInteger(0); try (DebuggerSession session = Debugger.find(engine).startSession(new SuspendedCallback() { public void onSuspend(SuspendedEvent event) { checkState(event, 3, true, "STATEMENT"); // recursive evaluation should not trigger a suspended event engine.eval(testSource); suspensionCount.incrementAndGet(); } })) { session.install(Breakpoint.newBuilder(testSource).lineIs(3).build()); engine.eval(testSource); } } }