Check in codegen test expectations.

test/codegen/expect/language/generic2_test.js

Index: test/codegen/expect/language/generic2_test.js
diff --git a/test/codegen/expect/language/generic2_test.js b/test/codegen/expect/language/generic2_test.js
new file mode 100644
index 0000000000000000000000000000000000000000..94308119adb52cbbcd27adefbca83c0383d36f99
--- /dev/null
+++ b/test/codegen/expect/language/generic2_test.js
@@ -0,0 +1,52 @@
+dart_library.library('language/generic2_test', null, /* Imports */[
+  'dart_sdk',
+  'expect'
+], function load__generic2_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 generic2_test = Object.create(null);
+  let A = () => (A = dart.constFn(generic2_test.A$()))();
+  let AOfObject = () => (AOfObject = dart.constFn(generic2_test.A$(core.Object)))();
+  let AOfint = () => (AOfint = dart.constFn(generic2_test.A$(core.int)))();
+  let AOfB = () => (AOfB = dart.constFn(generic2_test.A$(generic2_test.B)))();
+  let ListOfint = () => (ListOfint = dart.constFn(core.List$(core.int)))();
+  let AOfListOfint = () => (AOfListOfint = dart.constFn(generic2_test.A$(ListOfint())))();
+  let ListOfString = () => (ListOfString = dart.constFn(core.List$(core.String)))();
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  generic2_test.A$ = dart.generic(T => {
+    class A extends core.Object {
+      foo(o) {
+        return T.is(o);
+      }
+    }
+    dart.addTypeTests(A);
+    dart.setSignature(A, {
+      methods: () => ({foo: dart.definiteFunctionType(dart.dynamic, [dart.dynamic])})
+    });
+    return A;
+  });
+  generic2_test.A = A();
+  generic2_test.B = class B extends core.Object {};
+  generic2_test.C = class C extends generic2_test.A$(core.int) {};
+  dart.addSimpleTypeTests(generic2_test.C);
+  generic2_test.main = function() {
+    expect$.Expect.isTrue(new (AOfObject())().foo(new generic2_test.B()));
+    expect$.Expect.isTrue(new (AOfObject())().foo(1));
+    expect$.Expect.isFalse(new (AOfint())().foo(new core.Object()));
+    expect$.Expect.isFalse(new (AOfint())().foo('hest'));
+    expect$.Expect.isTrue(new (AOfB())().foo(new generic2_test.B()));
+    expect$.Expect.isFalse(new (AOfB())().foo(new core.Object()));
+    expect$.Expect.isFalse(new (AOfB())().foo(1));
+    expect$.Expect.isTrue(new generic2_test.C().foo(1));
+    expect$.Expect.isFalse(new generic2_test.C().foo(new core.Object()));
+    expect$.Expect.isFalse(new generic2_test.C().foo('hest'));
+    expect$.Expect.isTrue(new (AOfListOfint())().foo(ListOfint().new()));
+    expect$.Expect.isFalse(new (AOfListOfint())().foo(ListOfString().new()));
+  };
+  dart.fn(generic2_test.main, VoidTodynamic());
+  // Exports:
+  exports.generic2_test = generic2_test;
+});