Check in codegen test expectations.

test/codegen/expect/lib/typed_data/byte_data_test.js

Index: test/codegen/expect/lib/typed_data/byte_data_test.js
diff --git a/test/codegen/expect/lib/typed_data/byte_data_test.js b/test/codegen/expect/lib/typed_data/byte_data_test.js
new file mode 100644
index 0000000000000000000000000000000000000000..9a26c69e03ed11a2d5557ce0ae2f0fe98813e885
--- /dev/null
+++ b/test/codegen/expect/lib/typed_data/byte_data_test.js
@@ -0,0 +1,46 @@
+dart_library.library('lib/typed_data/byte_data_test', null, /* Imports */[
+  'dart_sdk',
+  'expect'
+], function load__byte_data_test(exports, dart_sdk, expect) {
+  'use strict';
+  const core = dart_sdk.core;
+  const typed_data = dart_sdk.typed_data;
+  const dart = dart_sdk.dart;
+  const dartx = dart_sdk.dartx;
+  const expect$ = expect.expect;
+  const byte_data_test = Object.create(null);
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  byte_data_test.main = function() {
+    byte_data_test.testRegress10898();
+  };
+  dart.fn(byte_data_test.main, VoidTodynamic());
+  byte_data_test.testRegress10898 = function() {
+    let data = typed_data.ByteData.new(16);
+    expect$.Expect.equals(16, data[dartx.lengthInBytes]);
+    for (let i = 0; i < dart.notNull(data[dartx.lengthInBytes]); i++) {
+      expect$.Expect.equals(0, data[dartx.getInt8](i));
+      data[dartx.setInt8](i, 42 + i);
+      expect$.Expect.equals(42 + i, data[dartx.getInt8](i));
+    }
+    let backing = typed_data.ByteData.new(16);
+    let view = typed_data.ByteData.view(backing[dartx.buffer]);
+    for (let i = 0; i < dart.notNull(view[dartx.lengthInBytes]); i++) {
+      expect$.Expect.equals(0, view[dartx.getInt8](i));
+      view[dartx.setInt8](i, 87 + i);
+      expect$.Expect.equals(87 + i, view[dartx.getInt8](i));
+    }
+    view = typed_data.ByteData.view(backing[dartx.buffer], 4);
+    expect$.Expect.equals(12, view[dartx.lengthInBytes]);
+    for (let i = 0; i < dart.notNull(view[dartx.lengthInBytes]); i++) {
+      expect$.Expect.equals(87 + i + 4, view[dartx.getInt8](i));
+    }
+    view = typed_data.ByteData.view(backing[dartx.buffer], 8, 4);
+    expect$.Expect.equals(4, view[dartx.lengthInBytes]);
+    for (let i = 0; i < dart.notNull(view[dartx.lengthInBytes]); i++) {
+      expect$.Expect.equals(87 + i + 8, view[dartx.getInt8](i));
+    }
+  };
+  dart.fn(byte_data_test.testRegress10898, VoidTodynamic());
+  // Exports:
+  exports.byte_data_test = byte_data_test;
+});