Use generated tests if dartc is not available.

tests/stub-generator/src/MintMakerFullyIsolatedTest-generatedTest.dart

+/* class = Purse (tests/stub-generator/src/MintMakerFullyIsolatedTest.dart/MintMakerFullyIsolatedTest.dart: 10) */
+
+interface Purse$Proxy {
+  Promise<int> queryBalance();
+
+  Purse$Proxy sproutPurse();
+
+  Promise<int> deposit(int amount, Purse$Proxy source);
+}
+
+class Purse$ProxyImpl extends Proxy implements Purse$Proxy {
+  Purse$ProxyImpl(Promise<SendPort> port) : super.forReply(port) { }
+  Purse$ProxyImpl.forIsolate(Proxy isolate) : super.forReply(isolate.call([null])) { }
+  factory Purse$ProxyImpl.createIsolate() {
+    Proxy isolate = new Proxy.forIsolate(new Purse$Dispatcher$Isolate());
+    return new Purse$ProxyImpl.forIsolate(isolate);
+  }
+  factory Purse$ProxyImpl.localProxy(Purse obj) {
+    return new Purse$ProxyImpl(new Promise<SendPort>.fromValue(Dispatcher.serve(new Purse$Dispatcher(obj))));
+  }
+
+  Promise<int> queryBalance() {
+    return this.call(["queryBalance"]);
+  }
+
+  Purse$Proxy sproutPurse() {
+    return new Purse$ProxyImpl(new PromiseProxy<SendPort>(this.call(["sproutPurse"])));
+  }
+
+  Promise<int> deposit(int amount, Purse$Proxy source) {
+    return new PromiseProxy<int>(this.call(["deposit", amount, source]));
+  }
+}
+
+class Purse$Dispatcher extends Dispatcher<Purse> {
+  Purse$Dispatcher(Purse thing) : super(thing) { }
+
+  void process(var message, void reply(var response)) {
+    String command = message[0];
+    if (command == "Purse") {
+    } else if (command == "queryBalance") {
+      int queryBalance = target.queryBalance();
+      reply(queryBalance);
+    } else if (command == "sproutPurse") {
+      Purse$Proxy sproutPurse = target.sproutPurse();
+      reply(sproutPurse);
+    } else if (command == "deposit") {
+      int amount = message[1];
+      List<Promise<SendPort>> promises = new List<Promise<SendPort>>();
+      promises.add(new PromiseProxy<SendPort>(new Promise<SendPort>.fromValue(message[2])));
+      Promise done = new Promise();
+      done.waitFor(promises, 1);
+      done.addCompleteHandler((_) {
+        Purse$Proxy source = new Purse$ProxyImpl(promises[0]);
+        Promise<int> deposit = target.deposit(amount, source);
+        reply(deposit);
+      });
+    } else {
+      // TODO(kasperl,benl): Somehow throw an exception instead.
+      reply("Exception: command '" + command + "' not understood by Purse.");
+    }
+  }
+}
+
+class Purse$Dispatcher$Isolate extends Isolate {
+  Purse$Dispatcher$Isolate() : super() { }
+
+  void main() {
+    this.port.receive(void _(var message, SendPort replyTo) {
+      Purse thing = new Purse();
+      SendPort port = Dispatcher.serve(new Purse$Dispatcher(thing));
+      Proxy proxy = new Proxy.forPort(replyTo);
+      proxy.send([port]);
+    });
+  }
+}
+
+/* class = PowerfulPurse (tests/stub-generator/src/MintMakerFullyIsolatedTest.dart/MintMakerFullyIsolatedTest.dart: 19) */
+
+interface PowerfulPurse$Proxy {
+  void init(Mint$Proxy mint, int balance);
+
+  Promise<int> grab(int amount);
+
+  Purse$Proxy weak();
+}
+
+class PowerfulPurse$ProxyImpl extends Proxy implements PowerfulPurse$Proxy {
+  PowerfulPurse$ProxyImpl(Promise<SendPort> port) : super.forReply(port) { }
+  PowerfulPurse$ProxyImpl.forIsolate(Proxy isolate) : super.forReply(isolate.call([null])) { }
+  factory PowerfulPurse$ProxyImpl.createIsolate() {
+    Proxy isolate = new Proxy.forIsolate(new PowerfulPurse$Dispatcher$Isolate());
+    return new PowerfulPurse$ProxyImpl.forIsolate(isolate);
+  }
+  factory PowerfulPurse$ProxyImpl.localProxy(PowerfulPurse obj) {
+    return new PowerfulPurse$ProxyImpl(new Promise<SendPort>.fromValue(Dispatcher.serve(new PowerfulPurse$Dispatcher(obj))));
+  }
+
+  void init(Mint$Proxy mint, int balance) {
+    this.send(["init", mint, balance]);
+  }
+
+  Promise<int> grab(int amount) {
+    return this.call(["grab", amount]);
+  }
+
+  Purse$Proxy weak() {
+    return new Purse$ProxyImpl(this.call(["weak"]));
+  }
+}
+
+class PowerfulPurse$Dispatcher extends Dispatcher<PowerfulPurse> {
+  PowerfulPurse$Dispatcher(PowerfulPurse thing) : super(thing) { }
+
+  void process(var message, void reply(var response)) {
+    String command = message[0];
+    if (command == "PowerfulPurse") {
+    } else if (command == "init") {
+      List<Promise<SendPort>> promises = new List<Promise<SendPort>>();
+      promises.add(new PromiseProxy<SendPort>(new Promise<SendPort>.fromValue(message[1])));
+      int balance = message[2];
+      Promise done = new Promise();
+      done.waitFor(promises, 1);
+      done.addCompleteHandler((_) {
+        Mint$Proxy mint = new Mint$ProxyImpl(promises[0]);
+        target.init(mint, balance);
+      });
+    } else if (command == "grab") {
+      int amount = message[1];
+      int grab = target.grab(amount);
+      reply(grab);
+    } else if (command == "weak") {
+      Purse weak = target.weak();
+      SendPort port = Dispatcher.serve(new Purse$Dispatcher(weak));
+      reply(port);
+    } else {
+      // TODO(kasperl,benl): Somehow throw an exception instead.
+      reply("Exception: command '" + command + "' not understood by PowerfulPurse.");
+    }
+  }
+}
+
+class PowerfulPurse$Dispatcher$Isolate extends Isolate {
+  PowerfulPurse$Dispatcher$Isolate() : super() { }
+
+  void main() {
+    this.port.receive(void _(var message, SendPort replyTo) {
+      PowerfulPurse thing = new PowerfulPurse();
+      SendPort port = Dispatcher.serve(new PowerfulPurse$Dispatcher(thing));
+      Proxy proxy = new Proxy.forPort(replyTo);
+      proxy.send([port]);
+    });
+  }
+}
+
+/* class = Mint (tests/stub-generator/src/MintMakerFullyIsolatedTest.dart/MintMakerFullyIsolatedTest.dart: 29) */
+
+interface Mint$Proxy {
+  Purse$Proxy createPurse(int balance);
+
+  PowerfulPurse$Proxy promote(Purse$Proxy purse);
+}
+
+class Mint$ProxyImpl extends Proxy implements Mint$Proxy {
+  Mint$ProxyImpl(Promise<SendPort> port) : super.forReply(port) { }
+  Mint$ProxyImpl.forIsolate(Proxy isolate) : super.forReply(isolate.call([null])) { }
+  factory Mint$ProxyImpl.createIsolate() {
+    Proxy isolate = new Proxy.forIsolate(new Mint$Dispatcher$Isolate());
+    return new Mint$ProxyImpl.forIsolate(isolate);
+  }
+  factory Mint$ProxyImpl.localProxy(Mint obj) {
+    return new Mint$ProxyImpl(new Promise<SendPort>.fromValue(Dispatcher.serve(new Mint$Dispatcher(obj))));
+  }
+
+  Purse$Proxy createPurse(int balance) {
+    return new Purse$ProxyImpl(new PromiseProxy<SendPort>(this.call(["createPurse", balance])));
+  }
+
+  PowerfulPurse$Proxy promote(Purse$Proxy purse) {
+    return new PowerfulPurse$ProxyImpl(new PromiseProxy<SendPort>(this.call(["promote", purse])));
+  }
+}
+
+class Mint$Dispatcher extends Dispatcher<Mint> {
+  Mint$Dispatcher(Mint thing) : super(thing) { }
+
+  void process(var message, void reply(var response)) {
+    String command = message[0];
+    if (command == "Mint") {
+    } else if (command == "createPurse") {
+      int balance = message[1];
+      Purse$Proxy createPurse = target.createPurse(balance);
+      reply(createPurse);
+    } else if (command == "promote") {
+      List<Promise<SendPort>> promises = new List<Promise<SendPort>>();
+      promises.add(new PromiseProxy<SendPort>(new Promise<SendPort>.fromValue(message[1])));
+      Promise done = new Promise();
+      done.waitFor(promises, 1);
+      done.addCompleteHandler((_) {
+        Purse$Proxy purse = new Purse$ProxyImpl(promises[0]);
+        PowerfulPurse$Proxy promote = target.promote(purse);
+        reply(promote);
+      });
+    } else {
+      // TODO(kasperl,benl): Somehow throw an exception instead.
+      reply("Exception: command '" + command + "' not understood by Mint.");
+    }
+  }
+}
+
+class Mint$Dispatcher$Isolate extends Isolate {
+  Mint$Dispatcher$Isolate() : super() { }
+
+  void main() {
+    this.port.receive(void _(var message, SendPort replyTo) {
+      Mint thing = new Mint();
+      SendPort port = Dispatcher.serve(new Mint$Dispatcher(thing));
+      Proxy proxy = new Proxy.forPort(replyTo);
+      proxy.send([port]);
+    });
+  }
+}
+// Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+// IsolateStubs=MintMakerFullyIsolatedTest.dart:Mint,Purse,PowerfulPurse
+
+//#library("MintMakerFullyIsolatedTest");
+//#import("../../isolate/src/TestFramework.dart");
+
+interface Purse {
+  Purse();
+  int queryBalance();
+  Purse$Proxy sproutPurse();
+  // The deposit has not completed until the promise completes. If we
+  // supported Promise<void> then this could use that.
+  Promise<int> deposit(int amount, Purse$Proxy source);
+}
+
+interface PowerfulPurse extends Purse factory PurseImpl {
+  PowerfulPurse();
+
+  void init(Mint$Proxy mint, int balance);
+  // Return an int so we can wait for it to complete. Shame we can't
+  // have a Promise<void>.
+  int grab(int amount);
+  Purse weak();
+}
+
+interface Mint factory MintImpl {
+  Mint();
+
+  Purse$Proxy createPurse(int balance);
+  PowerfulPurse$Proxy promote(Purse$Proxy purse);
+}
+
+// Because promises can't be used as keys in maps until they have
+// completed, provide a wrapper. Note that if any key promise fails to
+// resolve, then get()'s return may also fail to resolve.  Also,
+// although the logic is fine, this can't be used for a
+// ProxyMap. Perhaps both Proxy and Promise should inherit from
+// Completable?
+// NB: not tested and known to be buggy. Will fix in a future change.
+class PromiseMap<S extends Promise, T> {
+
+  PromiseMap() {
+    _map = new Map<S, T>();
+    _incomplete = new Set<S>();
+  }
+
+  T add(S s, T t) {
+    _incomplete.add(s);
+    s.addCompleteHandler((_) {
+      _map[s] = t;
+      _incomplete.remove(s);
+    });
+    return t;
+  }
+
+  Promise<T> find(S s) {
+    T t = _map[s];
+    if (t != null)
+      return new Promise<T>.fromValue(t);
+    Promise<T> p = new Promise<T>();
+    int counter = _incomplete.length;
+    p.join(_incomplete, bool (S completed) {
+      if (completed != s) {
+        if (--counter == 0) {
+          p.complete(null);
+          return true;
+        }
+        return false;
+      }
+      p.complete(_map[s]);
+      return true;
+    });
+    return p;
+  }
+
+  Set<S> _incomplete;
+  Map<S, T> _map;
+
+}
+
+class MintImpl implements Mint {
+
+  MintImpl() {
+    //print('mint');
+    if (_power == null)
+      _power = new Map<Purse$Proxy, PowerfulPurse$Proxy>();
+  }
+
+  Purse$Proxy createPurse(int balance) {
+    //print('createPurse');
+    PowerfulPurse$ProxyImpl purse =
+      new PowerfulPurse$ProxyImpl.createIsolate();
+    Mint$Proxy thisProxy = new Mint$ProxyImpl.localProxy(this);
+    purse.init(thisProxy, balance);
+
+    Purse$Proxy weakPurse = purse.weak();
+    weakPurse.addCompleteHandler(() {
+      //print('cP1');
+      _power[weakPurse] = purse;
+      //print('cP2');
+    });
+    return weakPurse;
+  }
+
+  PowerfulPurse$Proxy promote(Purse$Proxy purse) {
+    // FIXME(benl): we should be using a PromiseMap here. But we get
+    // away with it in this test for now.
+    //print('promote $purse/${_power[purse]}');
+    return _power[purse];
+  }
+
+  static Map<Purse$Proxy, PowerfulPurse$Proxy> _power;
+}
+
+class PurseImpl implements PowerfulPurse {
+
+  // FIXME(benl): autogenerate constructor, get rid of init(...).
+  // Note that this constructor should not exist in the public interface
+  // PurseImpl(this._mint, this._balance) { }
+  PurseImpl() { }
+
+  init(Mint$Proxy mint, int balance) {
+    this._mint = mint;
+    this._balance = balance;
+  }
+
+  int queryBalance() {
+    return _balance;
+  }
+
+  Purse$Proxy sproutPurse() {
+    //print('sprout');
+    return _mint.createPurse(0);
+  }
+
+  Promise<int> deposit(int amount, Purse$Proxy proxy) {
+    //print('deposit');
+    Promise<int> grabbed = _mint.promote(proxy).grab(amount);
+    Promise<int> done = new Promise<int>();
+    grabbed.then((int) {
+      //print("deposit done");
+      _balance += amount;
+      done.complete(_balance);
+    });
+    return done;
+  }
+
+  int grab(int amount) {
+    //print("grab");
+    if (_balance < amount) throw "Not enough dough.";
+    _balance -= amount;
+    return amount;
+  }
+
+  Purse weak() {
+    return this;
+  }
+
+  Mint$Proxy _mint;
+  int _balance;
+
+}
+
+class MintMakerFullyIsolatedTest {
+
+  static void testMain() {
+    Mint$Proxy mint = new Mint$ProxyImpl.createIsolate();
+    Purse$Proxy purse = mint.createPurse(100);
+    // FIXME(benl): how do I write this?
+    //PowerfulPurse$Proxy power = (PowerfulPurse$Proxy)purse;
+    //expectEqualsStr("xxx", power.grab());
+    expectEquals(100, purse.queryBalance());
+
+    Purse$Proxy sprouted = purse.sproutPurse();
+    expectEquals(0, sprouted.queryBalance());
+
+    Promise<int> done = sprouted.deposit(5, purse);
+    // FIXME(benl): it should not be necessary to wait here, I think,
+    // but without this, the tests seem to execute prematurely.
+    expectEquals(5, done);
+    done.then((int) {
+      expectEquals(0 + 5, sprouted.queryBalance());
+      expectEquals(100 - 5, purse.queryBalance());
+
+      done = sprouted.deposit(42, purse); 
+      expectEquals(5 + 42, done);
+      done.then((int) {
+        expectEquals(0 + 5 + 42, sprouted.queryBalance());
+        expectEquals(100 - 5 - 42, purse.queryBalance());
+
+        expectDone(8);
+      });
+    });
+  }
+
+  static List<Promise> results;
+
+  static void expectEqualsStr(String expected, Promise<String> promise) {
+    if (results === null) {
+      results = new List<Promise>();
+    }
+    results.add(promise.then((String actual) {
+      //print('done ' + expected + '/' + actual);
+      Expect.equals(expected, actual);
+    }));
+  }
+
+  static void expectEquals(int expected, Promise<int> promise) {
+    if (results === null) {
+      results = new List<Promise>();
+    }
+    results.add(promise.then((int actual) {
+      //print('done ' + expected + '/' + actual);
+      Expect.equals(expected, actual);
+    }));
+  }
+
+  static void expectDone(int n) {
+    if (results === null) {
+      Expect.equals(0, n);
+      print('##DONE##');
+    } else {
+      Promise done = new Promise();
+      done.waitFor(results, results.length);
+      done.then((ignored) { 
+        //print('done all ' + n + '/' + results.length);
+        Expect.equals(n, results.length);
+        print('##DONE##');
+      });
+    }
+  }
+
+}
+
+main() {
+  MintMakerFullyIsolatedTest.testMain();
+  //runTests([MintMakerFullyIsolatedTest.testMain]);
+}