Stop running pub get at gclient sync time and fix build bugs

mojo/public/dart/third_party/collection/test/wrapper_test.dart

Index: mojo/public/dart/third_party/collection/test/wrapper_test.dart
diff --git a/mojo/public/dart/third_party/collection/test/wrapper_test.dart b/mojo/public/dart/third_party/collection/test/wrapper_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..a3526a34848e29286b1f78e7336284202d691d1a
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+// Copyright (c) 2013, 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.
+
+/// Tests wrapper utilities.
+
+import "dart:collection";
+import "package:collection/collection.dart";
+import "package:test/test.dart";
+
+// Test that any member access/call on the wrapper object is equal to
+// an expected access on the wrapped object.
+// This is implemented by capturing accesses using noSuchMethod and comparing
+// them to expected accesses captured previously.
+
+// Compare two Invocations for having equal type and arguments.
+void testInvocations(Invocation i1, Invocation i2) {
+  String name = "${i1.memberName}";
+  expect(i1.isGetter, equals(i2.isGetter), reason: name);
+  expect(i1.isSetter, equals(i2.isSetter), reason: name);
+  expect(i1.memberName, equals(i2.memberName), reason: name);
+  expect(i1.positionalArguments, equals(i2.positionalArguments), reason: name);
+  expect(i1.namedArguments, equals(i2.namedArguments), reason: name);
+}
+
+/**
+ * Utility class to record a member access and a member access on a wrapped
+ * object, and compare them for equality.
+ */
+abstract class Expector {
+  getWrappedObject(action(Invocation i));
+  // Hack to test assignment ([]=) because it doesn't return the result
+  // of the member call. Instead use (expect..[4]=5).equal[4]=5  where
+  // you would normally use expect[4].equals[4] for non-assignments.
+  var equals;
+
+  noSuchMethod(Invocation m) => new _Equals(equals = getWrappedObject((m2) {
+    testInvocations(m, m2);
+  }));
+
+  toString() => new _Equals(equals = getWrappedObject((m2) {
+    testInvocations(TO_STRING_INVOCATION, m2);
+  }));
+}
+
+// An object with a field called "equals", only introduced into the
+// flow to allow writing expect.xxx.equals.xxx.
+class _Equals {
+  final equals;
+  _Equals(this.equals);
+}
+
+class SyntheticInvocation implements Invocation {
+  static const int METHOD = 0x00;
+  static const int GETTER = 0x01;
+  static const int SETTER = 0x02;
+  final Symbol memberName;
+  final List positionalArguments;
+  final Map namedArguments;
+  final int _type;
+  const SyntheticInvocation(this.memberName,
+                            this.positionalArguments,
+                            this.namedArguments,
+                            this._type);
+  bool get isMethod => _type == METHOD;
+
+  bool get isGetter => _type == GETTER;
+
+  bool get isSetter => _type == SETTER;
+
+  bool get isAccessor => isGetter || isSetter;
+}
+
+// Parameterization of noSuchMethod.
+class NSM {
+  Function _action;
+  NSM(this._action);
+  noSuchMethod(Invocation i) => _action(i);
+}
+
+const TO_STRING_INVOCATION = const SyntheticInvocation(
+  #toString, const[], const{}, SyntheticInvocation.METHOD);
+
+// LikeNSM, but has types Iterable, Set and List to allow it as
+// argument to DelegatingIterable/Set/List.
+class IterableNSM extends NSM implements Iterable, Set, List, Queue {
+  IterableNSM(action(Invocation i)) : super(action);
+  noSuchMethod(Invocation i) => super.noSuchMethod(i);  // Silence warnings
+  toString() => super.noSuchMethod(TO_STRING_INVOCATION);
+}
+
+// Expector that wraps in DelegatingIterable.
+class IterableExpector extends Expector {
+  getWrappedObject(void action(Invocation i)) {
+    return new DelegatingIterable(new IterableNSM(action));
+  }
+}
+
+// Expector that wraps in DelegatingList.
+class ListExpector extends Expector {
+  getWrappedObject(void action(Invocation i)) {
+    return new DelegatingList(new IterableNSM(action));
+  }
+}
+
+// Expector that wraps in DelegatingSet.
+class SetExpector extends Expector {
+  getWrappedObject(void action(Invocation i)) {
+    return new DelegatingSet(new IterableNSM(action));
+  }
+}
+
+// Expector that wraps in DelegatingSet.
+class QueueExpector extends Expector {
+  getWrappedObject(void action(Invocation i)) {
+    return new DelegatingQueue(new IterableNSM(action));
+  }
+}
+
+// Like NSM but implements Map to allow as argument for DelegatingMap.
+class MapNSM extends NSM implements Map {
+  MapNSM(action(Invocation i)) : super(action);
+  noSuchMethod(Invocation i) => super.noSuchMethod(i);
+  toString() => super.noSuchMethod(TO_STRING_INVOCATION);
+}
+
+// Expector that wraps in DelegatingMap.
+class MapExpector extends Expector {
+  getWrappedObject(void action(Invocation i)) {
+    return new DelegatingMap(new MapNSM(action));
+  }
+}
+
+// Utility values to use as arguments in calls.
+func0() {}
+func1(x) {}
+func2(x, y) {}
+var val = new Object();
+
+void main() {
+  testIterable(var expect) {
+    expect.any(func1).equals.any(func1);
+    expect.contains(val).equals.contains(val);
+    expect.elementAt(0).equals.elementAt(0);
+    expect.every(func1).equals.every(func1);
+    expect.expand(func1).equals.expand(func1);
+    expect.first.equals.first;
+    // Default values of the Iterable interface will be added in the
+    // second call to firstWhere, so we must record them in our
+    // expectation (which doesn't have the interface implementat or
+    // its default values).
+    expect.firstWhere(func1, orElse: null).equals.firstWhere(func1);
+    expect.firstWhere(func1, orElse: func0).equals.
+           firstWhere(func1, orElse: func0);
+    expect.fold(null, func2).equals.fold(null, func2);
+    expect.forEach(func1).equals.forEach(func1);
+    expect.isEmpty.equals.isEmpty;
+    expect.isNotEmpty.equals.isNotEmpty;
+    expect.iterator.equals.iterator;
+    expect.join('').equals.join();
+    expect.join("X").equals.join("X");
+    expect.last.equals.last;
+    expect.lastWhere(func1, orElse: null).equals.lastWhere(func1);
+    expect.lastWhere(func1, orElse: func0).equals.
+           lastWhere(func1, orElse: func0);
+    expect.length.equals.length;
+    expect.map(func1).equals.map(func1);
+    expect.reduce(func2).equals.reduce(func2);
+    expect.single.equals.single;
+    expect.singleWhere(func1).equals.singleWhere(func1);
+    expect.skip(5).equals.skip(5);
+    expect.skipWhile(func1).equals.skipWhile(func1);
+    expect.take(5).equals.take(5);
+    expect.takeWhile(func1).equals.takeWhile(func1);
+    expect.toList(growable: true).equals.toList();
+    expect.toList(growable: true).equals.toList(growable: true);
+    expect.toList(growable: false).equals.toList(growable: false);
+    expect.toSet().equals.toSet();
+    expect.toString().equals.toString();
+    expect.where(func1).equals.where(func1);
+  }
+
+  void testList(var expect) {
+    testIterable(expect);
+
+    expect[4].equals[4];
+    (expect..[4] = 5).equals[4] = 5;
+
+    expect.add(val).equals.add(val);
+    expect.addAll([val]).equals.addAll([val]);
+    expect.asMap().equals.asMap();
+    expect.clear().equals.clear();
+    expect.fillRange(4, 5, null).equals.fillRange(4, 5);
+    expect.fillRange(4, 5, val).equals.fillRange(4, 5, val);
+    expect.getRange(4, 5).equals.getRange(4, 5);
+    expect.indexOf(val, 0).equals.indexOf(val);
+    expect.indexOf(val, 4).equals.indexOf(val, 4);
+    expect.insert(4, val).equals.insert(4, val);
+    expect.insertAll(4, [val]).equals.insertAll(4, [val]);
+    expect.lastIndexOf(val, null).equals.lastIndexOf(val);
+    expect.lastIndexOf(val, 4).equals.lastIndexOf(val, 4);
+    (expect..length = 4).equals.length = 4;
+    expect.remove(val).equals.remove(val);
+    expect.removeAt(4).equals.removeAt(4);
+    expect.removeLast().equals.removeLast();
+    expect.removeRange(4, 5).equals.removeRange(4, 5);
+    expect.removeWhere(func1).equals.removeWhere(func1);
+    expect.replaceRange(4, 5, [val]).equals.replaceRange(4, 5, [val]);
+    expect.retainWhere(func1).equals.retainWhere(func1);
+    expect.reversed.equals.reversed;
+    expect.setAll(4, [val]).equals.setAll(4, [val]);
+    expect.setRange(4, 5, [val], 0).equals.setRange(4, 5, [val]);
+    expect.setRange(4, 5, [val], 3).equals.setRange(4, 5, [val], 3);
+    expect.sort(null).equals.sort();
+    expect.sort(func2).equals.sort(func2);
+    expect.sublist(4, null).equals.sublist(4);
+    expect.sublist(4, 5).equals.sublist(4, 5);
+  }
+
+  void testSet(var expect) {
+    testIterable(expect);
+    Set set = new Set();
+    expect.add(val).equals.add(val);
+    expect.addAll([val]).equals.addAll([val]);
+    expect.clear().equals.clear();
+    expect.containsAll([val]).equals.containsAll([val]);
+    expect.difference(set).equals.difference(set);
+    expect.intersection(set).equals.intersection(set);
+    expect.remove(val).equals.remove(val);
+    expect.removeAll([val]).equals.removeAll([val]);
+    expect.removeWhere(func1).equals.removeWhere(func1);
+    expect.retainAll([val]).equals.retainAll([val]);
+    expect.retainWhere(func1).equals.retainWhere(func1);
+    expect.union(set).equals.union(set);
+  }
+
+  void testQueue(var expect) {
+    testIterable(expect);
+    expect.add(val).equals.add(val);
+    expect.addAll([val]).equals.addAll([val]);
+    expect.addFirst(val).equals.addFirst(val);
+    expect.addLast(val).equals.addLast(val);
+    expect.clear().equals.clear();
+    expect.remove(val).equals.remove(val);
+    expect.removeFirst().equals.removeFirst();
+    expect.removeLast().equals.removeLast();
+  }
+
+  void testMap(var expect) {
+    Map map = new Map();
+    expect[val].equals[val];
+    (expect..[val] = val).equals[val] = val;
+    expect.addAll(map).equals.addAll(map);
+    expect.clear().equals.clear();
+    expect.containsKey(val).equals.containsKey(val);
+    expect.containsValue(val).equals.containsValue(val);
+    expect.forEach(func2).equals.forEach(func2);
+    expect.isEmpty.equals.isEmpty;
+    expect.isNotEmpty.equals.isNotEmpty;
+    expect.keys.equals.keys;
+    expect.length.equals.length;
+    expect.putIfAbsent(val, func0).equals.putIfAbsent(val, func0);
+    expect.remove(val).equals.remove(val);
+    expect.values.equals.values;
+    expect.toString().equals.toString();
+  }
+
+  // Runs tests of Set behavior.
+  //
+  // [setUpSet] should return a set with two elements: "foo" and "bar".
+  void testTwoElementSet(Set<String> setUpSet()) {
+    group("with two elements", () {
+      var set;
+      setUp(() => set = setUpSet());
+
+      test(".any", () {
+        expect(set.any((element) => element == "foo"), isTrue);
+        expect(set.any((element) => element == "baz"), isFalse);
+      });
+
+      test(".elementAt", () {
+        expect(set.elementAt(0), equals("foo"));
+        expect(set.elementAt(1), equals("bar"));
+        expect(() => set.elementAt(2), throwsRangeError);
+      });
+
+      test(".every", () {
+        expect(set.every((element) => element == "foo"), isFalse);
+        expect(set.every((element) => element is String), isTrue);
+      });
+
+      test(".expand", () {
+        expect(set.expand((element) {
+          return [element.substring(0, 1), element.substring(1)];
+        }), equals(["f", "oo", "b", "ar"]));
+      });
+
+      test(".first", () {
+        expect(set.first, equals("foo"));
+      });
+
+      test(".firstWhere", () {
+        expect(set.firstWhere((element) => element is String), equals("foo"));
+        expect(set.firstWhere((element) => element.startsWith("b")),
+            equals("bar"));
+        expect(() => set.firstWhere((element) => element is int),
+            throwsStateError);
+        expect(set.firstWhere((element) => element is int, orElse: () => "baz"),
+            equals("baz"));
+      });
+
+      test(".fold", () {
+        expect(set.fold("start", (previous, element) => previous + element),
+            equals("startfoobar"));
+      });
+
+      test(".forEach", () {
+        var values = [];
+        set.forEach(values.add);
+        expect(values, equals(["foo", "bar"]));
+      });
+
+      test(".iterator", () {
+        var values = [];
+        for (var element in set) {
+          values.add(element);
+        }
+        expect(values, equals(["foo", "bar"]));
+      });
+
+      test(".join", () {
+        expect(set.join(", "), equals("foo, bar"));
+      });
+
+      test(".last", () {
+        expect(set.last, equals("bar"));
+      });
+
+      test(".lastWhere", () {
+        expect(set.lastWhere((element) => element is String), equals("bar"));
+        expect(set.lastWhere((element) => element.startsWith("f")),
+            equals("foo"));
+        expect(() => set.lastWhere((element) => element is int),
+            throwsStateError);
+        expect(set.lastWhere((element) => element is int, orElse: () => "baz"),
+            equals("baz"));
+      });
+
+      test(".map", () {
+        expect(set.map((element) => element.substring(1)),
+            equals(["oo", "ar"]));
+      });
+
+      test(".reduce", () {
+        expect(set.reduce((previous, element) => previous + element),
+            equals("foobar"));
+      });
+
+      test(".singleWhere", () {
+        expect(() => set.singleWhere((element) => element == "baz"),
+            throwsStateError);
+        expect(set.singleWhere((element) => element == "foo"),
+            "foo");
+        expect(() => set.singleWhere((element) => element is String),
+            throwsStateError);
+      });
+
+      test(".skip", () {
+        expect(set.skip(0), equals(["foo", "bar"]));
+        expect(set.skip(1), equals(["bar"]));
+        expect(set.skip(2), equals([]));
+      });
+
+      test(".skipWhile", () {
+        expect(set.skipWhile((element) => element.startsWith("f")),
+            equals(["bar"]));
+        expect(set.skipWhile((element) => element.startsWith("z")),
+            equals(["foo", "bar"]));
+        expect(set.skipWhile((element) => element is String),
+            equals([]));
+      });
+
+      test(".take", () {
+        expect(set.take(0), equals([]));
+        expect(set.take(1), equals(["foo"]));
+        expect(set.take(2), equals(["foo", "bar"]));
+      });
+
+      test(".takeWhile", () {
+        expect(set.takeWhile((element) => element.startsWith("f")),
+            equals(["foo"]));
+        expect(set.takeWhile((element) => element.startsWith("z")),
+            equals([]));
+        expect(set.takeWhile((element) => element is String),
+            equals(["foo", "bar"]));
+      });
+
+      test(".toList", () {
+        expect(set.toList(), equals(["foo", "bar"]));
+        expect(() => set.toList(growable: false).add("baz"),
+            throwsUnsupportedError);
+        expect(set.toList()..add("baz"), equals(["foo", "bar", "baz"]));
+      });
+
+      test(".toSet", () {
+        expect(set.toSet(), equals(new Set.from(["foo", "bar"])));
+      });
+
+      test(".where", () {
+        expect(set.where((element) => element.startsWith("f")),
+            equals(["foo"]));
+        expect(set.where((element) => element.startsWith("z")), equals([]));
+        expect(set.where((element) => element is String),
+            equals(["foo", "bar"]));
+      });
+
+      test(".containsAll", () {
+        expect(set.containsAll(["foo", "bar"]), isTrue);
+        expect(set.containsAll(["foo"]), isTrue);
+        expect(set.containsAll(["foo", "bar", "qux"]), isFalse);
+      });
+
+      test(".difference", () {
+        expect(set.difference(new Set.from(["foo", "baz"])),
+            equals(new Set.from(["bar"])));
+      });
+
+      test(".intersection", () {
+        expect(set.intersection(new Set.from(["foo", "baz"])),
+            equals(new Set.from(["foo"])));
+      });
+
+      test(".union", () {
+        expect(set.union(new Set.from(["foo", "baz"])),
+            equals(new Set.from(["foo", "bar", "baz"])));
+      });
+    });
+  }
+
+  test("Iterable", () {
+    testIterable(new IterableExpector());
+  });
+
+  test("List", () {
+    testList(new ListExpector());
+  });
+
+  test("Set", () {
+    testSet(new SetExpector());
+  });
+
+  test("Queue", () {
+    testQueue(new QueueExpector());
+  });
+
+  test("Map", () {
+    testMap(new MapExpector());
+  });
+
+  group("MapKeySet", () {
+    var map;
+    var set;
+
+    setUp(() {
+      map = new Map<String, int>();
+      set = new MapKeySet<String>(map);
+    });
+
+    testTwoElementSet(() {
+      map["foo"] = 1;
+      map["bar"] = 2;
+      return set;
+    });
+
+    test(".single", () {
+      expect(() => set.single, throwsStateError);
+      map["foo"] = 1;
+      expect(set.single, equals("foo"));
+      map["bar"] = 1;
+      expect(() => set.single, throwsStateError);
+    });
+
+    test(".toString", () {
+      expect(set.toString(), equals("{}"));
+      map["foo"] = 1;
+      map["bar"] = 2;
+      expect(set.toString(), equals("{foo, bar}"));
+    });
+
+    test(".contains", () {
+      expect(set.contains("foo"), isFalse);
+      map["foo"] = 1;
+      expect(set.contains("foo"), isTrue);
+    });
+
+    test(".isEmpty", () {
+      expect(set.isEmpty, isTrue);
+      map["foo"] = 1;
+      expect(set.isEmpty, isFalse);
+    });
+
+    test(".isNotEmpty", () {
+      expect(set.isNotEmpty, isFalse);
+      map["foo"] = 1;
+      expect(set.isNotEmpty, isTrue);
+    });
+
+    test(".length", () {
+      expect(set, hasLength(0));
+      map["foo"] = 1;
+      expect(set, hasLength(1));
+      map["bar"] = 2;
+      expect(set, hasLength(2));
+    });
+
+    test("is unmodifiable", () {
+      expect(() => set.add("baz"), throwsUnsupportedError);
+      expect(() => set.addAll(["baz", "bang"]), throwsUnsupportedError);
+      expect(() => set.remove("foo"), throwsUnsupportedError);
+      expect(() => set.removeAll(["baz", "bang"]), throwsUnsupportedError);
+      expect(() => set.retainAll(["foo"]), throwsUnsupportedError);
+      expect(() => set.removeWhere((_) => true), throwsUnsupportedError);
+      expect(() => set.retainWhere((_) => true), throwsUnsupportedError);
+      expect(() => set.clear(), throwsUnsupportedError);
+    });
+  });
+
+  group("MapValueSet", () {
+    var map;
+    var set;
+
+    setUp(() {
+      map = new Map<String, String>();
+      set = new MapValueSet<String, String>(map,
+          (string) => string.substring(0, 1));
+    });
+
+    testTwoElementSet(() {
+      map["f"] = "foo";
+      map["b"] = "bar";
+      return set;
+    });
+
+    test(".single", () {
+      expect(() => set.single, throwsStateError);
+      map["f"] = "foo";
+      expect(set.single, equals("foo"));
+      map["b"] = "bar";
+      expect(() => set.single, throwsStateError);
+    });
+
+    test(".toString", () {
+      expect(set.toString(), equals("{}"));
+      map["f"] = "foo";
+      map["b"] = "bar";
+      expect(set.toString(), equals("{foo, bar}"));
+    });
+
+    test(".contains", () {
+      expect(set.contains("foo"), isFalse);
+      map["f"] = "foo";
+      expect(set.contains("foo"), isTrue);
+      expect(set.contains("fblthp"), isTrue);
+    });
+
+    test(".isEmpty", () {
+      expect(set.isEmpty, isTrue);
+      map["f"] = "foo";
+      expect(set.isEmpty, isFalse);
+    });
+
+    test(".isNotEmpty", () {
+      expect(set.isNotEmpty, isFalse);
+      map["f"] = "foo";
+      expect(set.isNotEmpty, isTrue);
+    });
+
+    test(".length", () {
+      expect(set, hasLength(0));
+      map["f"] = "foo";
+      expect(set, hasLength(1));
+      map["b"] = "bar";
+      expect(set, hasLength(2));
+    });
+
+    test(".lookup", () {
+      map["f"] = "foo";
+      expect(set.lookup("fblthp"), equals("foo"));
+      expect(set.lookup("bar"), isNull);
+    });
+
+    test(".add", () {
+      set.add("foo");
+      set.add("bar");
+      expect(map, equals({"f": "foo", "b": "bar"}));
+    });
+
+    test(".addAll", () {
+      set.addAll(["foo", "bar"]);
+      expect(map, equals({"f": "foo", "b": "bar"}));
+    });
+
+    test(".clear", () {
+      map["f"] = "foo";
+      map["b"] = "bar";
+      set.clear();
+      expect(map, isEmpty);
+    });
+
+    test(".remove", () {
+      map["f"] = "foo";
+      map["b"] = "bar";
+      set.remove("fblthp");
+      expect(map, equals({"b": "bar"}));
+    });
+
+    test(".removeAll", () {
+      map["f"] = "foo";
+      map["b"] = "bar";
+      map["q"] = "qux";
+      set.removeAll(["fblthp", "qux"]);
+      expect(map, equals({"b": "bar"}));
+    });
+
+    test(".removeWhere", () {
+      map["f"] = "foo";
+      map["b"] = "bar";
+      map["q"] = "qoo";
+      set.removeWhere((element) => element.endsWith("o"));
+      expect(map, equals({"b": "bar"}));
+    });
+
+    test(".retainAll", () {
+      map["f"] = "foo";
+      map["b"] = "bar";
+      map["q"] = "qux";
+      set.retainAll(["fblthp", "qux"]);
+      expect(map, equals({"f": "foo", "q": "qux"}));
+    });
+
+    test(".retainAll respects an unusual notion of equality", () {
+      map = new HashMap<String, String>(
+          equals: (value1, value2) =>
+              value1.toLowerCase() == value2.toLowerCase(),
+          hashCode: (value) => value.toLowerCase().hashCode);
+      set = new MapValueSet<String, String>(map,
+          (string) => string.substring(0, 1));
+
+      map["f"] = "foo";
+      map["B"] = "bar";
+      map["Q"] = "qux";
+      set.retainAll(["fblthp", "qux"]);
+      expect(map, equals({"f": "foo", "Q": "qux"}));
+    });
+
+    test(".retainWhere", () {
+      map["f"] = "foo";
+      map["b"] = "bar";
+      map["q"] = "qoo";
+      set.retainWhere((element) => element.endsWith("o"));
+      expect(map, equals({"f": "foo", "q": "qoo"}));
+    });
+  });
+}