Check in codegen test expectations.

test/codegen/expect/language/mixin_implements_test.js

Index: test/codegen/expect/language/mixin_implements_test.js
diff --git a/test/codegen/expect/language/mixin_implements_test.js b/test/codegen/expect/language/mixin_implements_test.js
new file mode 100644
index 0000000000000000000000000000000000000000..3af104fe828db5f2c23d530ea5237a4ea9a10ca2
--- /dev/null
+++ b/test/codegen/expect/language/mixin_implements_test.js
@@ -0,0 +1,83 @@
+dart_library.library('language/mixin_implements_test', null, /* Imports */[
+  'dart_sdk',
+  'expect'
+], function load__mixin_implements_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 mixin_implements_test = Object.create(null);
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  mixin_implements_test.I0 = class I0 extends core.Object {};
+  mixin_implements_test.I1 = class I1 extends core.Object {};
+  mixin_implements_test.I2 = class I2 extends core.Object {};
+  mixin_implements_test.I2[dart.implements] = () => [mixin_implements_test.I0, mixin_implements_test.I1];
+  mixin_implements_test.M = class M extends core.Object {
+    foo() {
+      return 42;
+    }
+    bar() {
+      return 87;
+    }
+  };
+  dart.setSignature(mixin_implements_test.M, {
+    methods: () => ({
+      foo: dart.definiteFunctionType(dart.dynamic, []),
+      bar: dart.definiteFunctionType(dart.dynamic, [])
+    })
+  });
+  mixin_implements_test.C0 = class C0 extends dart.mixin(core.Object, mixin_implements_test.M) {};
+  mixin_implements_test.C1 = class C1 extends dart.mixin(core.Object, mixin_implements_test.M) {};
+  mixin_implements_test.C2 = class C2 extends dart.mixin(core.Object, mixin_implements_test.M) {};
+  mixin_implements_test.C3 = class C3 extends dart.mixin(core.Object, mixin_implements_test.M) {};
+  mixin_implements_test.C4 = class C4 extends dart.mixin(core.Object, mixin_implements_test.M) {};
+  mixin_implements_test.C5 = class C5 extends dart.mixin(core.Object, mixin_implements_test.M) {};
+  mixin_implements_test.main = function() {
+    let c0 = new mixin_implements_test.C0();
+    expect$.Expect.equals(42, c0.foo());
+    expect$.Expect.equals(87, c0.bar());
+    expect$.Expect.isTrue(mixin_implements_test.M.is(c0));
+    expect$.Expect.isFalse(mixin_implements_test.I0.is(c0));
+    expect$.Expect.isFalse(mixin_implements_test.I1.is(c0));
+    expect$.Expect.isFalse(mixin_implements_test.I2.is(c0));
+    let c1 = new mixin_implements_test.C1();
+    expect$.Expect.equals(42, c1.foo());
+    expect$.Expect.equals(87, c1.bar());
+    expect$.Expect.isTrue(mixin_implements_test.M.is(c1));
+    expect$.Expect.isTrue(mixin_implements_test.I0.is(c1));
+    expect$.Expect.isFalse(mixin_implements_test.I1.is(c1));
+    expect$.Expect.isFalse(mixin_implements_test.I2.is(c1));
+    let c2 = new mixin_implements_test.C2();
+    expect$.Expect.equals(42, c2.foo());
+    expect$.Expect.equals(87, c2.bar());
+    expect$.Expect.isTrue(mixin_implements_test.M.is(c2));
+    expect$.Expect.isFalse(mixin_implements_test.I0.is(c2));
+    expect$.Expect.isTrue(mixin_implements_test.I1.is(c2));
+    expect$.Expect.isFalse(mixin_implements_test.I2.is(c1));
+    let c3 = new mixin_implements_test.C3();
+    expect$.Expect.equals(42, c3.foo());
+    expect$.Expect.equals(87, c3.bar());
+    expect$.Expect.isTrue(mixin_implements_test.M.is(c3));
+    expect$.Expect.isTrue(mixin_implements_test.I0.is(c3));
+    expect$.Expect.isTrue(mixin_implements_test.I1.is(c3));
+    expect$.Expect.isFalse(mixin_implements_test.I2.is(c1));
+    let c4 = new mixin_implements_test.C4();
+    expect$.Expect.equals(42, c4.foo());
+    expect$.Expect.equals(87, c4.bar());
+    expect$.Expect.isTrue(mixin_implements_test.M.is(c4));
+    expect$.Expect.isTrue(mixin_implements_test.I0.is(c4));
+    expect$.Expect.isTrue(mixin_implements_test.I1.is(c4));
+    expect$.Expect.isFalse(mixin_implements_test.I2.is(c1));
+    let c5 = new mixin_implements_test.C5();
+    expect$.Expect.equals(42, c5.foo());
+    expect$.Expect.equals(87, c5.bar());
+    expect$.Expect.isTrue(mixin_implements_test.M.is(c5));
+    expect$.Expect.isTrue(mixin_implements_test.I0.is(c5));
+    expect$.Expect.isTrue(mixin_implements_test.I1.is(c5));
+    expect$.Expect.isTrue(mixin_implements_test.I2.is(c5));
+  };
+  dart.fn(mixin_implements_test.main, VoidTodynamic());
+  // Exports:
+  exports.mixin_implements_test = mixin_implements_test;
+});