Check in codegen test expectations.

test/codegen/expect/language/first_class_types_constants_test.js

Index: test/codegen/expect/language/first_class_types_constants_test.js
diff --git a/test/codegen/expect/language/first_class_types_constants_test.js b/test/codegen/expect/language/first_class_types_constants_test.js
new file mode 100644
index 0000000000000000000000000000000000000000..121257cc99a18dc71a20bd5e986e3e435508f4e9
--- /dev/null
+++ b/test/codegen/expect/language/first_class_types_constants_test.js
@@ -0,0 +1,46 @@
+dart_library.library('language/first_class_types_constants_test', null, /* Imports */[
+  'dart_sdk',
+  'expect'
+], function load__first_class_types_constants_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 first_class_types_constants_test = Object.create(null);
+  let C = () => (C = dart.constFn(first_class_types_constants_test.C$()))();
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  first_class_types_constants_test.C$ = dart.generic(T => {
+    class C extends core.Object {
+      new(t) {
+        this.t = t;
+      }
+    }
+    dart.addTypeTests(C);
+    dart.setSignature(C, {
+      constructors: () => ({new: dart.definiteFunctionType(first_class_types_constants_test.C$(T), [T])})
+    });
+    return C;
+  });
+  first_class_types_constants_test.C = C();
+  first_class_types_constants_test.Fun = dart.typedef('Fun', () => dart.functionType(core.int, [dart.dynamic, dart.dynamic]));
+  first_class_types_constants_test.c0 = dart.wrapType(first_class_types_constants_test.C);
+  first_class_types_constants_test.c1 = dart.const(new first_class_types_constants_test.C(dart.wrapType(first_class_types_constants_test.C)));
+  first_class_types_constants_test.c2 = dart.wrapType(first_class_types_constants_test.Fun);
+  first_class_types_constants_test.c3 = dart.const(new first_class_types_constants_test.C(dart.wrapType(first_class_types_constants_test.Fun)));
+  first_class_types_constants_test.main = function() {
+    expect$.Expect.identical(dart.wrapType(first_class_types_constants_test.C), dart.wrapType(first_class_types_constants_test.C));
+    expect$.Expect.identical(dart.wrapType(first_class_types_constants_test.C), first_class_types_constants_test.c0);
+    expect$.Expect.identical(first_class_types_constants_test.c1, first_class_types_constants_test.c1);
+    expect$.Expect.notEquals(first_class_types_constants_test.c0, first_class_types_constants_test.c1);
+    expect$.Expect.notEquals(first_class_types_constants_test.c1, first_class_types_constants_test.c2);
+    expect$.Expect.identical(first_class_types_constants_test.c1.t, first_class_types_constants_test.c0);
+    expect$.Expect.notEquals(dart.wrapType(first_class_types_constants_test.C), dart.wrapType(first_class_types_constants_test.Fun));
+    expect$.Expect.identical(dart.wrapType(first_class_types_constants_test.Fun), dart.wrapType(first_class_types_constants_test.Fun));
+    expect$.Expect.identical(dart.wrapType(first_class_types_constants_test.Fun), first_class_types_constants_test.c2);
+    expect$.Expect.identical(first_class_types_constants_test.c3.t, first_class_types_constants_test.c2);
+  };
+  dart.fn(first_class_types_constants_test.main, VoidTodynamic());
+  // Exports:
+  exports.first_class_types_constants_test = first_class_types_constants_test;
+});