Check in codegen test expectations.

test/codegen/expect/language/optimized_string_charat_test.js

Index: test/codegen/expect/language/optimized_string_charat_test.js
diff --git a/test/codegen/expect/language/optimized_string_charat_test.js b/test/codegen/expect/language/optimized_string_charat_test.js
new file mode 100644
index 0000000000000000000000000000000000000000..cd370ef1518d51138db7ccab933f1b2010514ef9
--- /dev/null
+++ b/test/codegen/expect/language/optimized_string_charat_test.js
@@ -0,0 +1,81 @@
+dart_library.library('language/optimized_string_charat_test', null, /* Imports */[
+  'dart_sdk',
+  'expect'
+], function load__optimized_string_charat_test(exports, dart_sdk, expect) {
+  'use strict';
+  const core = dart_sdk.core;
+  const _interceptors = dart_sdk._interceptors;
+  const dart = dart_sdk.dart;
+  const dartx = dart_sdk.dartx;
+  const expect$ = expect.expect;
+  const optimized_string_charat_test = Object.create(null);
+  let JSArrayOfint = () => (JSArrayOfint = dart.constFn(_interceptors.JSArray$(core.int)))();
+  let dynamicAnddynamicTodynamic = () => (dynamicAnddynamicTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [dart.dynamic, dart.dynamic])))();
+  let dynamicTodynamic = () => (dynamicTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [dart.dynamic])))();
+  let VoidTovoid = () => (VoidTovoid = dart.constFn(dart.definiteFunctionType(dart.void, [])))();
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  optimized_string_charat_test.a = "abc";
+  optimized_string_charat_test.b = "øbc";
+  dart.defineLazy(optimized_string_charat_test, {
+    get c() {
+      return core.String.fromCharCodes(JSArrayOfint().of([123, 456, 789]));
+    },
+    set c(_) {}
+  });
+  optimized_string_charat_test.test_charat = function(s, i) {
+    return dart.dindex(s, i);
+  };
+  dart.fn(optimized_string_charat_test.test_charat, dynamicAnddynamicTodynamic());
+  optimized_string_charat_test.test_const_str = function(i) {
+    return "abc"[dartx.get](core.int._check(i));
+  };
+  dart.fn(optimized_string_charat_test.test_const_str, dynamicTodynamic());
+  optimized_string_charat_test.test_const_index = function(s) {
+    return dart.dindex(s, 0);
+  };
+  dart.fn(optimized_string_charat_test.test_const_index, dynamicTodynamic());
+  optimized_string_charat_test.test_const_index2 = function(s) {
+    return dart.dindex(s, 3);
+  };
+  dart.fn(optimized_string_charat_test.test_const_index2, dynamicTodynamic());
+  optimized_string_charat_test.main = function() {
+    expect$.Expect.equals("a", optimized_string_charat_test.test_charat(optimized_string_charat_test.a, 0));
+    for (let i = 0; i < 20; i++)
+      optimized_string_charat_test.test_charat(optimized_string_charat_test.a, 0);
+    expect$.Expect.equals("a", optimized_string_charat_test.test_charat(optimized_string_charat_test.a, 0));
+    expect$.Expect.equals("b", optimized_string_charat_test.test_charat(optimized_string_charat_test.a, 1));
+    expect$.Expect.equals("c", optimized_string_charat_test.test_charat(optimized_string_charat_test.a, 2));
+    expect$.Expect.throws(dart.fn(() => optimized_string_charat_test.test_charat(optimized_string_charat_test.a, 3), VoidTovoid()));
+    expect$.Expect.equals("a", optimized_string_charat_test.test_const_str(0));
+    for (let i = 0; i < 20; i++)
+      optimized_string_charat_test.test_const_str(0);
+    expect$.Expect.equals("a", optimized_string_charat_test.test_const_str(0));
+    expect$.Expect.equals("b", optimized_string_charat_test.test_const_str(1));
+    expect$.Expect.equals("c", optimized_string_charat_test.test_const_str(2));
+    expect$.Expect.throws(dart.fn(() => optimized_string_charat_test.test_const_str(3), VoidTovoid()));
+    expect$.Expect.equals("a", optimized_string_charat_test.test_const_index(optimized_string_charat_test.a));
+    for (let i = 0; i < 20; i++)
+      optimized_string_charat_test.test_const_index(optimized_string_charat_test.a);
+    expect$.Expect.equals("a", optimized_string_charat_test.test_const_index(optimized_string_charat_test.a));
+    expect$.Expect.equals("ø", optimized_string_charat_test.test_const_index(optimized_string_charat_test.b));
+    expect$.Expect.equals(core.String.fromCharCodes(JSArrayOfint().of([123])), optimized_string_charat_test.test_const_index(optimized_string_charat_test.c));
+    expect$.Expect.throws(dart.fn(() => optimized_string_charat_test.test_const_index2(optimized_string_charat_test.a), VoidTovoid()));
+    expect$.Expect.equals("ø", optimized_string_charat_test.test_charat(optimized_string_charat_test.b, 0));
+    for (let i = 0; i < 20; i++)
+      optimized_string_charat_test.test_charat(optimized_string_charat_test.b, 0);
+    expect$.Expect.equals("ø", optimized_string_charat_test.test_charat(optimized_string_charat_test.b, 0));
+    expect$.Expect.equals("b", optimized_string_charat_test.test_charat(optimized_string_charat_test.b, 1));
+    expect$.Expect.equals("c", optimized_string_charat_test.test_charat(optimized_string_charat_test.b, 2));
+    expect$.Expect.throws(dart.fn(() => optimized_string_charat_test.test_charat(optimized_string_charat_test.b, 3), VoidTovoid()));
+    expect$.Expect.equals(core.String.fromCharCodes(JSArrayOfint().of([123])), optimized_string_charat_test.test_charat(optimized_string_charat_test.c, 0));
+    for (let i = 0; i < 20; i++)
+      optimized_string_charat_test.test_charat(optimized_string_charat_test.c, 0);
+    expect$.Expect.equals(core.String.fromCharCodes(JSArrayOfint().of([123])), optimized_string_charat_test.test_charat(optimized_string_charat_test.c, 0));
+    expect$.Expect.equals(core.String.fromCharCodes(JSArrayOfint().of([456])), optimized_string_charat_test.test_charat(optimized_string_charat_test.c, 1));
+    expect$.Expect.equals(core.String.fromCharCodes(JSArrayOfint().of([789])), optimized_string_charat_test.test_charat(optimized_string_charat_test.c, 2));
+    expect$.Expect.throws(dart.fn(() => optimized_string_charat_test.test_charat(optimized_string_charat_test.c, 3), VoidTovoid()));
+  };
+  dart.fn(optimized_string_charat_test.main, VoidTodynamic());
+  // Exports:
+  exports.optimized_string_charat_test = optimized_string_charat_test;
+});