Check in codegen test expectations.

test/codegen/expect/language/rewrite_if_empty_then_test.js

Index: test/codegen/expect/language/rewrite_if_empty_then_test.js
diff --git a/test/codegen/expect/language/rewrite_if_empty_then_test.js b/test/codegen/expect/language/rewrite_if_empty_then_test.js
new file mode 100644
index 0000000000000000000000000000000000000000..5d3f38b5678685194b2c15c488e96a65cb8cac7f
--- /dev/null
+++ b/test/codegen/expect/language/rewrite_if_empty_then_test.js
@@ -0,0 +1,54 @@
+dart_library.library('language/rewrite_if_empty_then_test', null, /* Imports */[
+  'dart_sdk',
+  'expect'
+], function load__rewrite_if_empty_then_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 rewrite_if_empty_then_test = Object.create(null);
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  let dynamicTodynamic = () => (dynamicTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [dart.dynamic])))();
+  rewrite_if_empty_then_test.global = 0;
+  rewrite_if_empty_then_test.effect = function() {
+    rewrite_if_empty_then_test.global = 1;
+  };
+  dart.fn(rewrite_if_empty_then_test.effect, VoidTodynamic());
+  rewrite_if_empty_then_test.baz = function(b) {
+    return b;
+  };
+  dart.fn(rewrite_if_empty_then_test.baz, dynamicTodynamic());
+  rewrite_if_empty_then_test.foo = function(b) {
+    if (dart.test(b)) {
+    } else {
+      rewrite_if_empty_then_test.effect();
+    }
+    return rewrite_if_empty_then_test.baz(b);
+  };
+  dart.fn(rewrite_if_empty_then_test.foo, dynamicTodynamic());
+  rewrite_if_empty_then_test.foo2 = function(b) {
+    if (dart.test(b)) {
+    } else {
+      rewrite_if_empty_then_test.effect();
+    }
+  };
+  dart.fn(rewrite_if_empty_then_test.foo2, dynamicTodynamic());
+  rewrite_if_empty_then_test.main = function() {
+    rewrite_if_empty_then_test.global = 0;
+    expect$.Expect.equals(true, rewrite_if_empty_then_test.foo(true));
+    expect$.Expect.equals(0, rewrite_if_empty_then_test.global);
+    rewrite_if_empty_then_test.global = 0;
+    expect$.Expect.equals(false, rewrite_if_empty_then_test.foo(false));
+    expect$.Expect.equals(1, rewrite_if_empty_then_test.global);
+    rewrite_if_empty_then_test.global = 0;
+    rewrite_if_empty_then_test.foo2(true);
+    expect$.Expect.equals(0, rewrite_if_empty_then_test.global);
+    rewrite_if_empty_then_test.global = 0;
+    rewrite_if_empty_then_test.foo2(false);
+    expect$.Expect.equals(1, rewrite_if_empty_then_test.global);
+  };
+  dart.fn(rewrite_if_empty_then_test.main, VoidTodynamic());
+  // Exports:
+  exports.rewrite_if_empty_then_test = rewrite_if_empty_then_test;
+});