langtools/test/jdk/jshell/UserJDIUserRemoteTest.java
changeset 41941 a935ac3f5274
parent 41940 048d559e9da7
child 41942 260c724e5614
--- a/langtools/test/jdk/jshell/UserJDIUserRemoteTest.java	Fri Nov 04 14:47:25 2016 -0700
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,286 +0,0 @@
-/*
- * 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.
- *
- * 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.
- */
-
- /*
- * @test
- * @bug 8160128 8159935
- * @summary Tests for Aux channel, custom remote agents, custom JDI implementations.
- * @build KullaTesting ExecutionControlTestBase
- * @run testng UserJDIUserRemoteTest
- */
-import java.io.ByteArrayOutputStream;
-import org.testng.annotations.Test;
-import org.testng.annotations.BeforeMethod;
-import jdk.jshell.Snippet;
-import static jdk.jshell.Snippet.Status.OVERWRITTEN;
-import static jdk.jshell.Snippet.Status.VALID;
-import java.io.IOException;
-import java.io.ObjectInput;
-import java.io.ObjectOutput;
-import java.net.ServerSocket;
-import java.util.ArrayList;
-import java.util.List;
-import com.sun.jdi.VMDisconnectedException;
-import com.sun.jdi.VirtualMachine;
-import jdk.jshell.VarSnippet;
-import jdk.jshell.execution.DirectExecutionControl;
-import jdk.jshell.execution.JDIExecutionControl;
-import jdk.jshell.execution.JDIInitiator;
-import jdk.jshell.execution.Util;
-import java.io.InputStream;
-import java.io.OutputStream;
-import java.io.PrintStream;
-import java.net.Socket;
-
-import java.util.HashMap;
-import java.util.Map;
-import java.util.function.Consumer;
-import jdk.jshell.spi.ExecutionControl;
-import jdk.jshell.spi.ExecutionControl.ExecutionControlException;
-import jdk.jshell.spi.ExecutionEnv;
-import static org.testng.Assert.assertEquals;
-import static org.testng.Assert.fail;
-import static jdk.jshell.execution.Util.forwardExecutionControlAndIO;
-import static jdk.jshell.execution.Util.remoteInputOutput;
-
-@Test
-public class UserJDIUserRemoteTest extends ExecutionControlTestBase {
-
-    ExecutionControl currentEC;
-    ByteArrayOutputStream auxStream;
-
-    @BeforeMethod
-    @Override
-    public void setUp() {
-        auxStream = new ByteArrayOutputStream();
-        setUp(builder -> builder.executionEngine(MyExecutionControl.create(this)));
-    }
-
-    public void testVarValue() {
-        VarSnippet dv = varKey(assertEval("double aDouble = 1.5;"));
-        String vd = getState().varValue(dv);
-        assertEquals(vd, "1.5");
-        assertEquals(auxStream.toString(), "aDouble");
-    }
-
-    public void testExtension() throws ExecutionControlException {
-        assertEval("42;");
-        Object res = currentEC.extensionCommand("FROG", "test");
-        assertEquals(res, "ribbit");
-    }
-
-    public void testRedefine() {
-        Snippet vx = varKey(assertEval("int x;"));
-        Snippet mu = methodKey(assertEval("int mu() { return x * 4; }"));
-        Snippet c = classKey(assertEval("class C { String v() { return \"#\" + mu(); } }"));
-        assertEval("C c0  = new C();");
-        assertEval("c0.v();", "\"#0\"");
-        assertEval("int x = 10;", "10",
-                ste(MAIN_SNIPPET, VALID, VALID, false, null),
-                ste(vx, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
-        assertEval("c0.v();", "\"#40\"");
-        assertEval("C c = new C();");
-        assertEval("c.v();", "\"#40\"");
-        assertEval("int mu() { return x * 3; }",
-                ste(MAIN_SNIPPET, VALID, VALID, false, null),
-                ste(mu, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
-        assertEval("c.v();", "\"#30\"");
-        assertEval("class C { String v() { return \"@\" + mu(); } }",
-                ste(MAIN_SNIPPET, VALID, VALID, false, null),
-                ste(c, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
-        assertEval("c0.v();", "\"@30\"");
-        assertEval("c = new C();");
-        assertEval("c.v();", "\"@30\"");
-        assertActiveKeys();
-    }
-}
-
-class MyExecutionControl extends JDIExecutionControl {
-
-    private static final String REMOTE_AGENT = MyRemoteExecutionControl.class.getName();
-
-    private VirtualMachine vm;
-    private Process process;
-
-    /**
-     * Creates an ExecutionControl instance based on a JDI
-     * {@code LaunchingConnector}.
-     *
-     * @return the generator
-     */
-    public static ExecutionControl.Generator create(UserJDIUserRemoteTest test) {
-        return env -> make(env, test);
-    }
-
-    /**
-     * Creates an ExecutionControl instance based on a JDI
-     * {@code ListeningConnector} or {@code LaunchingConnector}.
-     *
-     * Initialize JDI and use it to launch the remote JVM. Set-up a socket for
-     * commands and results. This socket also transports the user
-     * input/output/error.
-     *
-     * @param env the context passed by
-         * {@link jdk.jshell.spi.ExecutionControl#start(jdk.jshell.spi.ExecutionEnv) }
-     * @return the channel
-     * @throws IOException if there are errors in set-up
-     */
-    static ExecutionControl make(ExecutionEnv env, UserJDIUserRemoteTest test) throws IOException {
-        try (final ServerSocket listener = new ServerSocket(0)) {
-            // timeout after 60 seconds
-            listener.setSoTimeout(60000);
-            int port = listener.getLocalPort();
-
-            // Set-up the JDI connection
-            List<String> opts = new ArrayList<>(env.extraRemoteVMOptions());
-            opts.add("-classpath");
-            opts.add(System.getProperty("java.class.path")
-                    + System.getProperty("path.separator")
-                    + System.getProperty("user.dir"));
-            JDIInitiator jdii = new JDIInitiator(port,
-                    opts, REMOTE_AGENT, true, null);
-            VirtualMachine vm = jdii.vm();
-            Process process = jdii.process();
-
-            List<Consumer<String>> deathListeners = new ArrayList<>();
-            deathListeners.add(s -> env.closeDown());
-            Util.detectJDIExitEvent(vm, s -> {
-                for (Consumer<String> h : deathListeners) {
-                    h.accept(s);
-                }
-            });
-
-            // Set-up the commands/reslts on the socket.  Piggy-back snippet
-            // output.
-            Socket socket = listener.accept();
-            // out before in -- match remote creation so we don't hang
-            OutputStream out = socket.getOutputStream();
-            Map<String, OutputStream> outputs = new HashMap<>();
-            outputs.put("out", env.userOut());
-            outputs.put("err", env.userErr());
-            outputs.put("aux", test.auxStream);
-            Map<String, InputStream> input = new HashMap<>();
-            input.put("in", env.userIn());
-            ExecutionControl myec = remoteInputOutput(socket.getInputStream(), out, outputs, input, (objIn, objOut) -> new MyExecutionControl(objOut, objIn, vm, process, deathListeners));
-            test.currentEC = myec;
-            return myec;
-        }
-    }
-
-    /**
-     * Create an instance.
-     *
-     * @param out the output for commands
-     * @param in the input for responses
-     */
-    private MyExecutionControl(ObjectOutput out, ObjectInput in,
-            VirtualMachine vm, Process process,
-            List<Consumer<String>> deathListeners) {
-        super(out, in);
-        this.vm = vm;
-        this.process = process;
-        deathListeners.add(s -> disposeVM());
-    }
-
-    @Override
-    public void close() {
-        super.close();
-        disposeVM();
-    }
-
-    private synchronized void disposeVM() {
-        try {
-            if (vm != null) {
-                vm.dispose(); // This could NPE, so it is caught below
-                vm = null;
-            }
-        } catch (VMDisconnectedException ex) {
-            // Ignore if already closed
-        } catch (Throwable e) {
-            fail("disposeVM threw: " + e);
-        } finally {
-            if (process != null) {
-                process.destroy();
-                process = null;
-            }
-        }
-    }
-
-    @Override
-    protected synchronized VirtualMachine vm() throws EngineTerminationException {
-        if (vm == null) {
-            throw new EngineTerminationException("VM closed");
-        } else {
-            return vm;
-        }
-    }
-
-}
-
-class MyRemoteExecutionControl extends DirectExecutionControl implements ExecutionControl {
-
-    static PrintStream auxPrint;
-
-    /**
-     * Launch the agent, connecting to the JShell-core over the socket specified
-     * in the command-line argument.
-     *
-     * @param args standard command-line arguments, expectation is the socket
-     * number is the only argument
-     * @throws Exception any unexpected exception
-     */
-    public static void main(String[] args) throws Exception {
-        try {
-            String loopBack = null;
-            Socket socket = new Socket(loopBack, Integer.parseInt(args[0]));
-            InputStream inStream = socket.getInputStream();
-            OutputStream outStream = socket.getOutputStream();
-            Map<String, Consumer<OutputStream>> outputs = new HashMap<>();
-            outputs.put("out", st -> System.setOut(new PrintStream(st, true)));
-            outputs.put("err", st -> System.setErr(new PrintStream(st, true)));
-            outputs.put("aux", st -> { auxPrint = new PrintStream(st, true); });
-            Map<String, Consumer<InputStream>> input = new HashMap<>();
-            input.put("in", st -> System.setIn(st));
-            forwardExecutionControlAndIO(new MyRemoteExecutionControl(), inStream, outStream, outputs, input);
-        } catch (Throwable ex) {
-            throw ex;
-        }
-    }
-
-    @Override
-    public String varValue(String className, String varName)
-            throws RunException, EngineTerminationException, InternalException {
-        auxPrint.print(varName);
-        return super.varValue(className, varName);
-    }
-
-    @Override
-    public Object extensionCommand(String className, Object arg)
-            throws RunException, EngineTerminationException, InternalException {
-        if (!arg.equals("test")) {
-            throw new InternalException("expected extensionCommand arg to be 'test' got: " + arg);
-        }
-        return "ribbit";
-    }
-
-}