Remove ClassWorld.subclassesOf and ClassWorld.subtypesOf.

tests/compiler/dart2js/world_test.dart

+// Copyright (c) 2014, 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.
+
+library world_test;
+
+import 'package:expect/expect.dart';
+import 'package:async_helper/async_helper.dart';
+import 'type_test_helper.dart';
+import 'package:compiler/src/elements/elements.dart'
+       show Element, ClassElement;
+import 'package:compiler/src/dart2jslib.dart';
+
+void main() {
+  asyncTest(() => TypeEnvironment.create(r"""
+      class A {}
+      class B {}
+      class C extends A {}
+      class D implements A {}
+      class E extends B implements A {}
+      class F extends Object with A implements B {}
+      class G extends Object with A, B {}
+      """,
+      mainSource: r"""
+      main() {
+        new A();
+        new B();
+        new C();
+        new D();
+        new E();
+        new F();
+        new G();
+      }
+      """,
+      useMockCompiler: false).then((env) {
+    ClassWorld classWorld = env.compiler.world;
+
+    ClassElement Object_ = env.getElement("Object");
+    ClassElement A = env.getElement("A");
+    ClassElement B = env.getElement("B");
+    ClassElement C = env.getElement("C");
+    ClassElement D = env.getElement("D");
+    ClassElement E = env.getElement("E");
+    ClassElement F = env.getElement("F");
+    ClassElement G = env.getElement("G");
+
+    void check(
+        String property,
+        ClassElement cls,
+        Iterable<ClassElement> foundClasses,
+        List<ClassElement> expectedClasses,
+        {bool exact: true}) {
+      for (ClassElement expectedClass in expectedClasses) {
+        Expect.isTrue(foundClasses.contains(expectedClass),
+            "Expect $expectedClass in '$property' on $cls. "
+            "Found:\n ${foundClasses.join('\n ')}");
+      }
+      if (exact) {
+        Expect.equals(expectedClasses.length, foundClasses.length,
+            "Unexpected classes "
+            "${foundClasses.where((c) => !expectedClasses.contains(c))} "
+            "in '$property' on $cls.");
+      }
+    }
+
+    void testStrictSubclasses(
+        ClassElement cls,
+        List<ClassElement> expectedClasses,
+        {bool exact: true}) {
+      check(
+        'strictSubclassesOf',
+        cls,
+        classWorld.strictSubclassesOf(cls),
+        expectedClasses,
+        exact: exact);
+    }
+
+    void testStrictSubtypes(
+        ClassElement cls,
+        List<ClassElement> expectedClasses,
+        {bool exact: true}) {
+      check(
+        'strictSubtypesOf',
+        cls,
+        classWorld.strictSubtypesOf(cls),
+        expectedClasses,
+        exact: exact);
+    }
+
+    void testMixinUses(
+        ClassElement cls,
+        List<ClassElement> expectedClasses,
+        {bool exact: true}) {
+      check(
+        'mixinUsesOf',
+        cls,
+        classWorld.mixinUsesOf(cls),
+        expectedClasses,
+        exact: exact);
+    }
+
+    testStrictSubclasses(Object_, [A, B, C, D, E, F, G], exact: false);
+    testStrictSubclasses(A, [C]);
+    testStrictSubclasses(B, [E]);
+    testStrictSubclasses(C, []);
+    testStrictSubclasses(D, []);
+    testStrictSubclasses(E, []);
+    testStrictSubclasses(F, []);
+    testStrictSubclasses(G, []);
+
+    testStrictSubtypes(Object_, [A, B, C, D, E, F, G], exact: false);
+    testStrictSubtypes(A, [C, D, E, F, G]);
+    testStrictSubtypes(B, [E, F, G]);
+    testStrictSubtypes(C, []);
+    testStrictSubtypes(D, []);
+    testStrictSubtypes(E, []);
+    testStrictSubtypes(F, []);
+    testStrictSubtypes(G, []);
+
+    testMixinUses(Object_, []);
+    testMixinUses(A, [F.superclass, G.superclass.superclass]);
+    testMixinUses(B, [G.superclass]);
+    testMixinUses(C, []);
+    testMixinUses(D, []);
+    testMixinUses(E, []);
+    testMixinUses(F, []);
+    testMixinUses(G, []);
+
+  }));
+}