Check in codegen test expectations.

test/codegen/expect/language/if_and_test.js

Index: test/codegen/expect/language/if_and_test.js
diff --git a/test/codegen/expect/language/if_and_test.js b/test/codegen/expect/language/if_and_test.js
new file mode 100644
index 0000000000000000000000000000000000000000..6cd28c612dc84538591993c488383693ab36ce7c
--- /dev/null
+++ b/test/codegen/expect/language/if_and_test.js
@@ -0,0 +1,47 @@
+dart_library.library('language/if_and_test', null, /* Imports */[
+  'dart_sdk',
+  'expect'
+], function load__if_and_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 if_and_test = Object.create(null);
+  let dynamicAnddynamicTodynamic = () => (dynamicAnddynamicTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [dart.dynamic, dart.dynamic])))();
+  let dynamicTodynamic = () => (dynamicTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [dart.dynamic])))();
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  if_and_test._shiftRight = function(x, y) {
+    return x;
+  };
+  dart.fn(if_and_test._shiftRight, dynamicAnddynamicTodynamic());
+  if_and_test.int64_bits = function(x) {
+    return x;
+  };
+  dart.fn(if_and_test.int64_bits, dynamicTodynamic());
+  if_and_test.A = class A extends core.Object {
+    opshr(n, a2) {
+      let res2 = null;
+      let negative = dart.equals(a2, 496);
+      res2 = core.int._check(if_and_test._shiftRight(a2, n));
+      if (negative) {
+        res2 = (dart.notNull(res2) | 3) >>> 0;
+      }
+      return if_and_test.int64_bits(res2);
+    }
+  };
+  dart.setSignature(if_and_test.A, {
+    methods: () => ({opshr: dart.definiteFunctionType(dart.dynamic, [core.int, dart.dynamic])})
+  });
+  if_and_test.main = function() {
+    let a = new if_and_test.A();
+    let t = null;
+    for (let i = 0; i < 3; i++) {
+      t = a.opshr(99, 496);
+    }
+    expect$.Expect.equals(499, t);
+  };
+  dart.fn(if_and_test.main, VoidTodynamic());
+  // Exports:
+  exports.if_and_test = if_and_test;
+});