Check in codegen test expectations.

test/codegen/expect/language/function_subtype_optional2_test.js

Index: test/codegen/expect/language/function_subtype_optional2_test.js
diff --git a/test/codegen/expect/language/function_subtype_optional2_test.js b/test/codegen/expect/language/function_subtype_optional2_test.js
new file mode 100644
index 0000000000000000000000000000000000000000..9e6760a9bd866750914c9c30474740c661f4abe9
--- /dev/null
+++ b/test/codegen/expect/language/function_subtype_optional2_test.js
@@ -0,0 +1,63 @@
+dart_library.library('language/function_subtype_optional2_test', null, /* Imports */[
+  'dart_sdk',
+  'expect'
+], function load__function_subtype_optional2_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 function_subtype_optional2_test = Object.create(null);
+  let C = () => (C = dart.constFn(function_subtype_optional2_test.C$()))();
+  let COfvoid___int = () => (COfvoid___int = dart.constFn(function_subtype_optional2_test.C$(function_subtype_optional2_test.void___int)))();
+  let COfvoid_ = () => (COfvoid_ = dart.constFn(function_subtype_optional2_test.C$(function_subtype_optional2_test.void_)))();
+  let COfvoid__int = () => (COfvoid__int = dart.constFn(function_subtype_optional2_test.C$(function_subtype_optional2_test.void__int)))();
+  let COfvoid___Object = () => (COfvoid___Object = dart.constFn(function_subtype_optional2_test.C$(function_subtype_optional2_test.void___Object)))();
+  let COfvoid__int__int = () => (COfvoid__int__int = dart.constFn(function_subtype_optional2_test.C$(function_subtype_optional2_test.void__int__int)))();
+  let COfvoid___int_int = () => (COfvoid___int_int = dart.constFn(function_subtype_optional2_test.C$(function_subtype_optional2_test.void___int_int)))();
+  let COfvoid__int__int_int = () => (COfvoid__int__int_int = dart.constFn(function_subtype_optional2_test.C$(function_subtype_optional2_test.void__int__int_int)))();
+  let COfvoid___int_int_int = () => (COfvoid___int_int_int = dart.constFn(function_subtype_optional2_test.C$(function_subtype_optional2_test.void___int_int_int)))();
+  let COfvoid___double = () => (COfvoid___double = dart.constFn(function_subtype_optional2_test.C$(function_subtype_optional2_test.void___double)))();
+  let COfvoid___Object_int = () => (COfvoid___Object_int = dart.constFn(function_subtype_optional2_test.C$(function_subtype_optional2_test.void___Object_int)))();
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  function_subtype_optional2_test.C$ = dart.generic(T => {
+    class C extends core.Object {}
+    dart.addTypeTests(C);
+    return C;
+  });
+  function_subtype_optional2_test.C = C();
+  function_subtype_optional2_test.void_ = dart.typedef('void_', () => dart.functionType(dart.void, []));
+  function_subtype_optional2_test.void__int = dart.typedef('void__int', () => dart.functionType(dart.void, [core.int]));
+  function_subtype_optional2_test.void___int = dart.typedef('void___int', () => dart.functionType(dart.void, [], [core.int]));
+  function_subtype_optional2_test.void___int2 = dart.typedef('void___int2', () => dart.functionType(dart.void, [], [core.int]));
+  function_subtype_optional2_test.void___Object = dart.typedef('void___Object', () => dart.functionType(dart.void, [], [core.Object]));
+  function_subtype_optional2_test.void__int__int = dart.typedef('void__int__int', () => dart.functionType(dart.void, [core.int], [core.int]));
+  function_subtype_optional2_test.void__int__int2 = dart.typedef('void__int__int2', () => dart.functionType(dart.void, [core.int], [core.int]));
+  function_subtype_optional2_test.void__int__int_int = dart.typedef('void__int__int_int', () => dart.functionType(dart.void, [core.int], [core.int, core.int]));
+  function_subtype_optional2_test.void___double = dart.typedef('void___double', () => dart.functionType(dart.void, [core.double]));
+  function_subtype_optional2_test.void___int_int = dart.typedef('void___int_int', () => dart.functionType(dart.void, [], [core.int, core.int]));
+  function_subtype_optional2_test.void___int_int_int = dart.typedef('void___int_int_int', () => dart.functionType(dart.void, [], [core.int, core.int, core.int]));
+  function_subtype_optional2_test.void___Object_int = dart.typedef('void___Object_int', () => dart.functionType(dart.void, [], [core.Object, core.int]));
+  function_subtype_optional2_test.main = function() {
+    expect$.Expect.isTrue(COfvoid_().is(new (COfvoid___int())()));
+    expect$.Expect.isTrue(COfvoid__int().is(new (COfvoid___int())()));
+    expect$.Expect.isFalse(COfvoid___int().is(new (COfvoid__int())()));
+    expect$.Expect.isTrue(COfvoid___int().is(new (COfvoid___int())()));
+    expect$.Expect.isTrue(COfvoid___int().is(new (COfvoid___Object())()));
+    expect$.Expect.isTrue(COfvoid___Object().is(new (COfvoid___int())()));
+    expect$.Expect.isTrue(COfvoid__int().is(new (COfvoid__int__int())()));
+    expect$.Expect.isTrue(COfvoid__int__int().is(new (COfvoid__int__int())()));
+    expect$.Expect.isFalse(COfvoid___int().is(new (COfvoid__int())()));
+    expect$.Expect.isTrue(COfvoid__int().is(new (COfvoid___int_int())()));
+    expect$.Expect.isTrue(COfvoid__int__int().is(new (COfvoid___int_int())()));
+    expect$.Expect.isFalse(COfvoid__int__int_int().is(new (COfvoid___int_int())()));
+    expect$.Expect.isTrue(COfvoid__int__int_int().is(new (COfvoid___int_int_int())()));
+    expect$.Expect.isFalse(COfvoid___double().is(new (COfvoid___int())()));
+    expect$.Expect.isFalse(COfvoid___int_int().is(new (COfvoid___int())()));
+    expect$.Expect.isTrue(COfvoid___int().is(new (COfvoid___int_int())()));
+    expect$.Expect.isTrue(COfvoid___int().is(new (COfvoid___Object_int())()));
+  };
+  dart.fn(function_subtype_optional2_test.main, VoidTodynamic());
+  // Exports:
+  exports.function_subtype_optional2_test = function_subtype_optional2_test;
+});