Check in codegen test expectations.

test/codegen/expect/lib/convert/chunked_conversion2_test.js

+dart_library.library('lib/convert/chunked_conversion2_test', null, /* Imports */[
+  'dart_sdk',
+  'expect'
+], function load__chunked_conversion2_test(exports, dart_sdk, expect) {
+  'use strict';
+  const core = dart_sdk.core;
+  const convert = dart_sdk.convert;
+  const _interceptors = dart_sdk._interceptors;
+  const dart = dart_sdk.dart;
+  const dartx = dart_sdk.dartx;
+  const expect$ = expect.expect;
+  const chunked_conversion2_test = Object.create(null);
+  let JSArrayOfint = () => (JSArrayOfint = dart.constFn(_interceptors.JSArray$(core.int)))();
+  let VoidTovoid = () => (VoidTovoid = dart.constFn(dart.definiteFunctionType(dart.void, [])))();
+  chunked_conversion2_test.MyByteSink = class MyByteSink extends convert.ByteConversionSinkBase {
+    new() {
+      this.accumulator = [];
+    }
+    add(bytes) {
+      this.accumulator[dartx.add](bytes);
+    }
+    close() {}
+  };
+  dart.setSignature(chunked_conversion2_test.MyByteSink, {
+    methods: () => ({
+      add: dart.definiteFunctionType(dart.void, [core.List$(core.int)]),
+      close: dart.definiteFunctionType(dart.void, [])
+    })
+  });
+  chunked_conversion2_test.testBase = function() {
+    let byteSink = new chunked_conversion2_test.MyByteSink();
+    let bytes = JSArrayOfint().of([1]);
+    byteSink.addSlice(bytes, 0, 1, false);
+    bytes[dartx.set](0, 2);
+    byteSink.addSlice(bytes, 0, 1, true);
+    expect$.Expect.equals(1, dart.dindex(byteSink.accumulator[dartx.get](0), 0));
+    expect$.Expect.equals(2, dart.dindex(byteSink.accumulator[dartx.get](1), 0));
+  };
+  dart.fn(chunked_conversion2_test.testBase, VoidTovoid());
+  chunked_conversion2_test.MyChunkedSink = class MyChunkedSink extends convert.ChunkedConversionSink$(core.List$(core.int)) {
+    new() {
+      this.accumulator = [];
+      super.new();
+    }
+    add(bytes) {
+      this.accumulator[dartx.add](bytes);
+    }
+    close() {}
+  };
+  dart.addSimpleTypeTests(chunked_conversion2_test.MyChunkedSink);
+  dart.setSignature(chunked_conversion2_test.MyChunkedSink, {
+    methods: () => ({
+      add: dart.definiteFunctionType(dart.void, [core.List$(core.int)]),
+      close: dart.definiteFunctionType(dart.void, [])
+    })
+  });
+  chunked_conversion2_test.testAdapter = function() {
+    let chunkedSink = new chunked_conversion2_test.MyChunkedSink();
+    let byteSink = convert.ByteConversionSink.from(chunkedSink);
+    let bytes = JSArrayOfint().of([1]);
+    byteSink.addSlice(bytes, 0, 1, false);
+    bytes[dartx.set](0, 2);
+    byteSink.addSlice(bytes, 0, 1, true);
+    expect$.Expect.equals(1, dart.dindex(chunkedSink.accumulator[dartx.get](0), 0));
+    expect$.Expect.equals(2, dart.dindex(chunkedSink.accumulator[dartx.get](1), 0));
+  };
+  dart.fn(chunked_conversion2_test.testAdapter, VoidTovoid());
+  chunked_conversion2_test.main = function() {
+    chunked_conversion2_test.testBase();
+    chunked_conversion2_test.testAdapter();
+  };
+  dart.fn(chunked_conversion2_test.main, VoidTovoid());
+  // Exports:
+  exports.chunked_conversion2_test = chunked_conversion2_test;
+});