test rename overhaul: step 8 - language tests

tests/language/src/OptimizedSetterTest.dart

-// 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.
-// Test various setter situations, testing special cases in optimizing compiler.
-
-class A {
-  int field = 0;
-}
-
-class B extends A {
-}
-
-
-void sameImplicitSetter() {
-  oneTarget(var a, var v) {
-    a.field = v;
-  }
-
-  A a = new A();
-  B b = new B();
-  // Optimize 'oneTarget' for one class, one target.
-  for (int i = 0; i < 2000; i++) {
-    oneTarget(a, 5);
-    Expect.equals(5, a.field);
-  }
-  // Deoptimize 'oneTarget', since class B is not expected.
-  oneTarget(b, 6);
-  Expect.equals(6, b.field);
-  // Optimize 'oneTarget' for A and B classes, one target.
-  for (int i = 0; i < 2000; i++) {
-    oneTarget(a, 7);
-    Expect.equals(7, a.field);
-  }
-  oneTarget(b, 8);
-  Expect.equals(8, b.field);
-}
-
-
-// Deoptimize when no feedback exists.
-void setterNoFeedback() {
-  maybeSet(var a, var v, bool set_it) {
-    if (set_it) {
-      return a.field = v;
-    }
-    return -1;
-  }
-
-  A a = new A();
-  for (int i = 0; i < 2000; i++) {
-    var r = maybeSet(a, 5, false);
-    Expect.equals(0, a.field);
-    Expect.equals(-1, r);
-  }
-  var r = maybeSet(a, 5, true);
-  Expect.equals(5, a.field);
-  Expect.equals(5, r);
-  for (int i = 0; i < 2000; i++) {
-    var r = maybeSet(a, 6, true);
-    Expect.equals(6, a.field);
-    Expect.equals(6, r);
-  }
-}
-
-// Check non-implicit setter
-class X {
-  int pField = 0;
-  set field(v) { pField = v; }
-  get field() => 10;
-}
-
-void sameNotImplicitSetter() {
-  oneTarget(var a, var v) {
-    return a.field = v;
-  }
-
-  incField(var a) {
-    a.field++;
-  }
-
-  X x = new X();
-  for (int i = 0; i < 2000; i++) {
-    var r = oneTarget(x, 3);
-    Expect.equals(3, x.pField);
-    Expect.equals(3, r);
-  }
-  oneTarget(x, 0);
-  for (int i = 0; i < 2000; i++) {
-    incField(x);
-  }
-  Expect.equals(11, x.pField);
-}
-
-class Y {
-  int field = 0;
-}
-
-
-multiImplicitSetter() {
-  oneTarget(var a, var v) {
-    return a.field = v;
-  }
-
-  // Both classes 'Y' and 'A' have a distinct field getter.
-  A a = new A();
-  Y y = new Y();
-  for (int i = 0; i < 2000; i++) {
-    var r = oneTarget(a, 5);
-    Expect.equals(5, a.field);
-    Expect.equals(5, r);
-    r = oneTarget(y, 6);
-    Expect.equals(6, y.field);
-    Expect.equals(6, r);
-  } 
-}
-
-class Z {
-  int pField = 0;
-  set field(v) { pField = v; }
-  get field() => 10;
-}
-
-multiNotImplicitSetter() {
-  oneTarget(var a, var v) {
-    return a.field = v;
-  }
-
-  Y y = new Y();
-  Z z = new Z();
-  for (int i = 0; i < 2000; i++) {
-    var r = oneTarget(y, 8);
-    Expect.equals(8, y.field);
-    Expect.equals(8, r);
-    r = oneTarget(z, 12);
-    Expect.equals(12, z.pField);
-    Expect.equals(12, r);
-  }
-  A a = new A();
-  var r = oneTarget(a, 11);
-  Expect.equals(11, a.field);
-  Expect.equals(11, r);
-}
-
-void main() {
-  for (int i = 0; i< 2000; i++) {}
-  sameImplicitSetter();
-  setterNoFeedback();
-  sameNotImplicitSetter();
-
-  multiImplicitSetter();
-  multiNotImplicitSetter();
-}