Check in codegen test expectations.

test/codegen/expect/language/instance_compound_assignment_operator_test.js

Index: test/codegen/expect/language/instance_compound_assignment_operator_test.js
diff --git a/test/codegen/expect/language/instance_compound_assignment_operator_test.js b/test/codegen/expect/language/instance_compound_assignment_operator_test.js
new file mode 100644
index 0000000000000000000000000000000000000000..b9649003f3b21948904cccdcd0383ae675cb4399
--- /dev/null
+++ b/test/codegen/expect/language/instance_compound_assignment_operator_test.js
@@ -0,0 +1,109 @@
+dart_library.library('language/instance_compound_assignment_operator_test', null, /* Imports */[
+  'dart_sdk',
+  'expect'
+], function load__instance_compound_assignment_operator_test(exports, dart_sdk, expect) {
+  'use strict';
+  const core = dart_sdk.core;
+  const dart = dart_sdk.dart;
+  const dartx = dart_sdk.dartx;
+  const expect$ = expect.expect;
+  const instance_compound_assignment_operator_test = Object.create(null);
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  const _g = Symbol('_g');
+  instance_compound_assignment_operator_test.A = class A extends core.Object {
+    new() {
+      this.f = 2;
+      this[_g] = 0;
+      this.gGetCount = 0;
+      this.gSetCount = 0;
+    }
+    get(index) {
+      return this.f;
+    }
+    set(index, value) {
+      (() => {
+        return this.f = value;
+      })();
+      return value;
+    }
+    get g() {
+      this.gGetCount = dart.notNull(this.gGetCount) + 1;
+      return this[_g];
+    }
+    set g(value) {
+      this.gSetCount = dart.notNull(this.gSetCount) + 1;
+      this[_g] = core.int._check(value);
+    }
+  };
+  dart.setSignature(instance_compound_assignment_operator_test.A, {
+    constructors: () => ({new: dart.definiteFunctionType(instance_compound_assignment_operator_test.A, [])}),
+    methods: () => ({
+      get: dart.definiteFunctionType(dart.dynamic, [dart.dynamic]),
+      set: dart.definiteFunctionType(dart.dynamic, [dart.dynamic, dart.dynamic])
+    })
+  });
+  const _a = Symbol('_a');
+  instance_compound_assignment_operator_test.B = class B extends core.Object {
+    new() {
+      this[_a] = new instance_compound_assignment_operator_test.A();
+      this.count = 0;
+    }
+    get a() {
+      this.count = dart.dsend(this.count, '+', 1);
+      return this[_a];
+    }
+  };
+  dart.setSignature(instance_compound_assignment_operator_test.B, {
+    constructors: () => ({new: dart.definiteFunctionType(instance_compound_assignment_operator_test.B, [])})
+  });
+  instance_compound_assignment_operator_test.globalA = null;
+  instance_compound_assignment_operator_test.fooCounter = 0;
+  instance_compound_assignment_operator_test.foo = function() {
+    instance_compound_assignment_operator_test.fooCounter = dart.notNull(instance_compound_assignment_operator_test.fooCounter) + 1;
+    return instance_compound_assignment_operator_test.globalA;
+  };
+  dart.fn(instance_compound_assignment_operator_test.foo, VoidTodynamic());
+  instance_compound_assignment_operator_test.main = function() {
+    let b = new instance_compound_assignment_operator_test.B();
+    expect$.Expect.equals(0, b.count);
+    expect$.Expect.equals(2, dart.dload(b.a, 'f'));
+    expect$.Expect.equals(1, b.count);
+    let o = b.a;
+    expect$.Expect.equals(2, b.count);
+    dart.dput(b.a, 'f', 1);
+    expect$.Expect.equals(3, b.count);
+    expect$.Expect.equals(1, dart.dload(b[_a], 'f'));
+    let o$ = b.a;
+    dart.dput(o$, 'f', dart.dsend(dart.dload(o$, 'f'), '+', 1));
+    expect$.Expect.equals(4, b.count);
+    expect$.Expect.equals(2, dart.dload(b[_a], 'f'));
+    b.count = 0;
+    dart.dput(b[_a], 'f', 2);
+    expect$.Expect.equals(0, b.count);
+    expect$.Expect.equals(2, dart.dindex(b.a, 0));
+    expect$.Expect.equals(1, b.count);
+    o = b.a;
+    expect$.Expect.equals(2, b.count);
+    dart.dsetindex(b.a, 0, 1);
+    expect$.Expect.equals(3, b.count);
+    expect$.Expect.equals(1, dart.dload(b[_a], 'f'));
+    let o$0 = b.a, i = 0;
+    dart.dsetindex(o$0, i, dart.dsend(dart.dindex(o$0, i), '+', 1));
+    expect$.Expect.equals(4, b.count);
+    expect$.Expect.equals(2, dart.dload(b[_a], 'f'));
+    let o$1 = b[_a];
+    dart.dput(o$1, 'g', dart.dsend(dart.dload(o$1, 'g'), '+', 1));
+    expect$.Expect.equals(1, dart.dload(b[_a], 'gGetCount'));
+    expect$.Expect.equals(1, dart.dload(b[_a], 'gSetCount'));
+    expect$.Expect.equals(1, dart.dload(b[_a], _g));
+    instance_compound_assignment_operator_test.globalA = b[_a];
+    dart.dput(instance_compound_assignment_operator_test.globalA, 'f', 0);
+    let o$2 = instance_compound_assignment_operator_test.foo();
+    dart.dput(o$2, 'f', dart.dsend(dart.dload(o$2, 'f'), '+', 1));
+    expect$.Expect.equals(1, instance_compound_assignment_operator_test.fooCounter);
+    expect$.Expect.equals(1, dart.dload(instance_compound_assignment_operator_test.globalA, 'f'));
+  };
+  dart.fn(instance_compound_assignment_operator_test.main, VoidTodynamic());
+  // Exports:
+  exports.instance_compound_assignment_operator_test = instance_compound_assignment_operator_test;
+});