Check in codegen test expectations.

test/codegen/expect/closure.js

Index: test/codegen/expect/closure.js
diff --git a/test/codegen/expect/closure.js b/test/codegen/expect/closure.js
new file mode 100644
index 0000000000000000000000000000000000000000..f7647d913d9559fe06120e3b102e5c348660459f
--- /dev/null
+++ b/test/codegen/expect/closure.js
@@ -0,0 +1,103 @@
+export const closure = Object.create(null);
+import { core, js, dart, dartx } from 'dart_sdk';
+let MapOfMap$Map = () => (MapOfMap$Map = dart.constFn(core.Map$(core.Map, core.Map)))();
+let Foo = () => (Foo = dart.constFn(closure.Foo$()))();
+let ListOfTAndTToListOfT = () => (ListOfTAndTToListOfT = dart.constFn(dart.definiteFunctionType(T => [core.List$(T), [core.List$(T), T]])))();
+let dynamicTovoid = () => (dynamicTovoid = dart.constFn(dart.definiteFunctionType(dart.void, [dart.dynamic])))();
+closure.generic_function = function(T) {
+  return (items: core.List<T>, seed: T): core.List<T> => {
+    let strings = items[dartx.map](core.String)(dart.fn((i: T): string => dart.str`${i}`, dart.definiteFunctionType(core.String, [T])))[dartx.toList]();
+    return items;
+  };
+};
+dart.fn(closure.generic_function, ListOfTAndTToListOfT());
+closure.Callback = dart.typedef('Callback', () => dart.functionType(dart.void, [], {i: core.int}));
+closure.Foo$ = dart.generic(T => {
+  let FooOfT = () => (FooOfT = dart.constFn(closure.Foo$(T)))();
+  class Foo<T> extends core.Object {
+    i: number;
+    b: boolean;
+    s: string;
+    v: T;
+    static some_static_constant: string;
+    static some_static_final: string;
+    static some_static_var: string;
+    new(i: number, v: T) {
+      this.i = i;
+      this.v = v;
+      this.b = null;
+      this.s = null;
+    }
+    static build() {
+      return new (FooOfT())(1, null);
+    }
+    untyped_method(a, b) {}
+    pass(t: T) {
+      T._check(t);
+      return t;
+    }
+    typed_method(foo: closure.Foo<any>, list: core.List<any>, i: number, n: number, d: number, b: boolean, s: string, a: any[], o: Object, f: Function) {
+      return '';
+    }
+    optional_params(a, b = null, c: number = null) {}
+    static named_params(a, {b = null, c = null}: {b?: any, c?: number} = {}) {}
+    nullary_method() {}
+    function_params(f: (x: any, y?: any) => number, g: (x: any, opts?: {y?: string, z?: any}) => any, cb: closure.Callback) {
+      cb({i: this.i});
+    }
+    run(a: core.List<any>, b: string, c: (d: string) => core.List<any>, e: (f: (g: any) => any) => core.List<number>, {h = null}: {h?: core.Map<core.Map<any, any>, core.Map<any, any>>} = {}) {}
+    get prop() {
+      return null;
+    }
+    set prop(value: string) {}
+    static get staticProp() {
+      return null;
+    }
+    static set staticProp(value: string) {}
+  }
+  dart.addTypeTests(Foo);
+  dart.setSignature(Foo, {
+    constructors: () => ({
+      new: dart.definiteFunctionType(closure.Foo$(T), [core.int, T]),
+      build: dart.definiteFunctionType(closure.Foo$(T), [])
+    }),
+    methods: () => ({
+      untyped_method: dart.definiteFunctionType(dart.dynamic, [dart.dynamic, dart.dynamic]),
+      pass: dart.definiteFunctionType(T, [T]),
+      typed_method: dart.definiteFunctionType(core.String, [closure.Foo, core.List, core.int, core.num, core.double, core.bool, core.String, js.JsArray, js.JsObject, js.JsFunction]),
+      optional_params: dart.definiteFunctionType(dart.dynamic, [dart.dynamic], [dart.dynamic, core.int]),
+      nullary_method: dart.definiteFunctionType(dart.dynamic, []),
+      function_params: dart.definiteFunctionType(dart.dynamic, [dart.functionType(core.int, [dart.dynamic], [dart.dynamic]), dart.functionType(dart.dynamic, [dart.dynamic], {y: core.String, z: dart.dynamic}), closure.Callback]),
+      run: dart.definiteFunctionType(dart.dynamic, [core.List, core.String, dart.functionType(core.List, [core.String]), dart.functionType(core.List$(core.int), [dart.functionType(dart.dynamic, [dart.dynamic])])], {h: MapOfMap$Map()})
+    }),
+    statics: () => ({named_params: dart.definiteFunctionType(dart.dynamic, [dart.dynamic], {b: dart.dynamic, c: core.int})}),
+    names: ['named_params']
+  });
+  return Foo;
+});
+closure.Foo = Foo();
+/** @final {string} */
+closure.Foo.some_static_constant = "abc";
+/** @final {string} */
+closure.Foo.some_static_final = "abc";
+/** @type {string} */
+closure.Foo.some_static_var = "abc";
+closure.Bar = class Bar extends core.Object {};
+closure.Baz = class Baz extends dart.mixin(closure.Foo$(core.int), closure.Bar) {
+  new(i: number) {
+    super.new(i, 123);
+  }
+};
+dart.addSimpleTypeTests(closure.Baz);
+dart.setSignature(closure.Baz, {
+  constructors: () => ({new: dart.definiteFunctionType(closure.Baz, [core.int])})
+});
+closure.main = function(args): void {
+};
+dart.fn(closure.main, dynamicTovoid());
+/** @final {string} */
+closure.some_top_level_constant = "abc";
+/** @final {string} */
+closure.some_top_level_final = "abc";
+/** @type {string} */
+closure.some_top_level_var = "abc";