Check in codegen test expectations.

test/codegen/expect/language/async_control_structures_test.js

Index: test/codegen/expect/language/async_control_structures_test.js
diff --git a/test/codegen/expect/language/async_control_structures_test.js b/test/codegen/expect/language/async_control_structures_test.js
new file mode 100644
index 0000000000000000000000000000000000000000..5982621560811b52691fa863cf3f4978a003d0a3
--- /dev/null
+++ b/test/codegen/expect/language/async_control_structures_test.js
@@ -0,0 +1,115 @@
+dart_library.library('language/async_control_structures_test', null, /* Imports */[
+  'dart_sdk',
+  'expect'
+], function load__async_control_structures_test(exports, dart_sdk, expect) {
+  'use strict';
+  const core = dart_sdk.core;
+  const async = dart_sdk.async;
+  const dart = dart_sdk.dart;
+  const dartx = dart_sdk.dartx;
+  const expect$ = expect.expect;
+  const async_control_structures_test = Object.create(null);
+  let dynamicTodynamic = () => (dynamicTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [dart.dynamic])))();
+  let dynamicAnddynamicTodynamic = () => (dynamicAnddynamicTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [dart.dynamic, dart.dynamic])))();
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  async_control_structures_test.expectThenValue = function(future, value) {
+    expect$.Expect.isTrue(async.Future.is(future));
+    dart.dsend(future, 'then', dart.fn(result => {
+      expect$.Expect.equals(value, result);
+    }, dynamicTodynamic()));
+  };
+  dart.fn(async_control_structures_test.expectThenValue, dynamicAnddynamicTodynamic());
+  async_control_structures_test.asyncIf = function(condition) {
+    return dart.async(function*(condition) {
+      if (dart.test(condition)) {
+        return 1;
+      } else {
+        return 2;
+      }
+      return 3;
+    }, dart.dynamic, condition);
+  };
+  dart.fn(async_control_structures_test.asyncIf, dynamicTodynamic());
+  async_control_structures_test.asyncFor = function(condition) {
+    return dart.async(function*(condition) {
+      for (let i = 0; i < 10; i++) {
+        if (i == 5 && dart.test(condition)) {
+          return 1;
+        }
+      }
+      return 2;
+    }, dart.dynamic, condition);
+  };
+  dart.fn(async_control_structures_test.asyncFor, dynamicTodynamic());
+  async_control_structures_test.asyncTryCatchFinally = function(overrideInFinally, doThrow) {
+    return dart.async(function*(overrideInFinally, doThrow) {
+      try {
+        if (dart.test(doThrow)) dart.throw(444);
+        return 1;
+      } catch (e) {
+        return e;
+      }
+ finally {
+        if (dart.test(overrideInFinally)) return 3;
+      }
+    }, dart.dynamic, overrideInFinally, doThrow);
+  };
+  dart.fn(async_control_structures_test.asyncTryCatchFinally, dynamicAnddynamicTodynamic());
+  async_control_structures_test.asyncTryCatchLoop = function() {
+    return dart.async(function*() {
+      let i = 0;
+      let throws = 13;
+      while (true) {
+        try {
+          dart.throw(throws);
+        } catch (e) {
+          if (i == throws) {
+            return e;
+          }
+        }
+ finally {
+          i++;
+        }
+      }
+    }, dart.dynamic);
+  };
+  dart.fn(async_control_structures_test.asyncTryCatchLoop, VoidTodynamic());
+  async_control_structures_test.asyncImplicitReturn = function() {
+    return dart.async(function*() {
+      try {
+      } catch (e) {
+      }
+ finally {
+      }
+    }, dart.dynamic);
+  };
+  dart.fn(async_control_structures_test.asyncImplicitReturn, VoidTodynamic());
+  async_control_structures_test.main = function() {
+    let asyncReturn = null;
+    for (let i = 0; i < 10; i++) {
+      asyncReturn = async_control_structures_test.asyncIf(true);
+      async_control_structures_test.expectThenValue(asyncReturn, 1);
+      asyncReturn = async_control_structures_test.asyncIf(false);
+      async_control_structures_test.expectThenValue(asyncReturn, 2);
+      asyncReturn = async_control_structures_test.asyncFor(true);
+      async_control_structures_test.expectThenValue(asyncReturn, 1);
+      asyncReturn = async_control_structures_test.asyncFor(false);
+      async_control_structures_test.expectThenValue(asyncReturn, 2);
+      asyncReturn = async_control_structures_test.asyncTryCatchFinally(true, false);
+      async_control_structures_test.expectThenValue(asyncReturn, 3);
+      asyncReturn = async_control_structures_test.asyncTryCatchFinally(false, false);
+      async_control_structures_test.expectThenValue(asyncReturn, 1);
+      asyncReturn = async_control_structures_test.asyncTryCatchFinally(true, true);
+      async_control_structures_test.expectThenValue(asyncReturn, 3);
+      asyncReturn = async_control_structures_test.asyncTryCatchFinally(false, true);
+      async_control_structures_test.expectThenValue(asyncReturn, 444);
+      asyncReturn = async_control_structures_test.asyncTryCatchLoop();
+      async_control_structures_test.expectThenValue(asyncReturn, 13);
+      asyncReturn = async_control_structures_test.asyncImplicitReturn();
+      async_control_structures_test.expectThenValue(asyncReturn, null);
+    }
+  };
+  dart.fn(async_control_structures_test.main, VoidTodynamic());
+  // Exports:
+  exports.async_control_structures_test = async_control_structures_test;
+});