Check in codegen test expectations.

test/codegen/expect/lib/html/query_test.js

Index: test/codegen/expect/lib/html/query_test.js
diff --git a/test/codegen/expect/lib/html/query_test.js b/test/codegen/expect/lib/html/query_test.js
new file mode 100644
index 0000000000000000000000000000000000000000..041ab3d075a19e26e582f3cf634bbf9ea3e7e603
--- /dev/null
+++ b/test/codegen/expect/lib/html/query_test.js
@@ -0,0 +1,60 @@
+dart_library.library('lib/html/query_test', null, /* Imports */[
+  'dart_sdk',
+  'unittest'
+], function load__query_test(exports, dart_sdk, unittest) {
+  'use strict';
+  const core = dart_sdk.core;
+  const html = dart_sdk.html;
+  const _interceptors = dart_sdk._interceptors;
+  const dart = dart_sdk.dart;
+  const dartx = dart_sdk.dartx;
+  const html_config = unittest.html_config;
+  const src__matcher__core_matchers = unittest.src__matcher__core_matchers;
+  const unittest$ = unittest.unittest;
+  const src__matcher__expect = unittest.src__matcher__expect;
+  const src__matcher__operator_matchers = unittest.src__matcher__operator_matchers;
+  const query_test = Object.create(null);
+  let JSArrayOfNode = () => (JSArrayOfNode = dart.constFn(_interceptors.JSArray$(html.Node)))();
+  let dynamicTobool = () => (dynamicTobool = dart.constFn(dart.definiteFunctionType(core.bool, [dart.dynamic])))();
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  query_test.main = function() {
+    html_config.useHtmlConfiguration();
+    let div = html.DivElement.new();
+    let canvas = html.CanvasElement.new({width: 200, height: 200});
+    canvas[dartx.id] = 'testcanvas';
+    let element = html.Element.html("<div><br/><img/><input/><img/></div>");
+    html.document[dartx.body][dartx.nodes][dartx.addAll](JSArrayOfNode().of([div, canvas, element]));
+    let isCanvasElement = src__matcher__core_matchers.predicate(dart.fn(x => html.CanvasElement.is(x), dynamicTobool()), 'is a CanvasElement');
+    let isImageElement = src__matcher__core_matchers.predicate(dart.fn(x => html.ImageElement.is(x), dynamicTobool()), 'is an ImageElement');
+    unittest$.test('query', dart.fn(() => {
+      let e = html.query('#testcanvas');
+      src__matcher__expect.expect(e, src__matcher__core_matchers.isNotNull);
+      src__matcher__expect.expect(e[dartx.id], 'testcanvas');
+      src__matcher__expect.expect(e, isCanvasElement);
+      src__matcher__expect.expect(e, canvas);
+    }, VoidTodynamic()));
+    unittest$.test('query (None)', dart.fn(() => {
+      let e = html.query('#nothere');
+      src__matcher__expect.expect(e, src__matcher__core_matchers.isNull);
+    }, VoidTodynamic()));
+    unittest$.test('queryAll (One)', dart.fn(() => {
+      let l = html.queryAll('canvas');
+      src__matcher__expect.expect(l[dartx.length], 1);
+      src__matcher__expect.expect(l[dartx.get](0), canvas);
+    }, VoidTodynamic()));
+    unittest$.test('queryAll (Multiple)', dart.fn(() => {
+      let l = html.queryAll('img');
+      src__matcher__expect.expect(l[dartx.length], 2);
+      src__matcher__expect.expect(l[dartx.get](0), isImageElement);
+      src__matcher__expect.expect(l[dartx.get](1), isImageElement);
+      src__matcher__expect.expect(l[dartx.get](0), src__matcher__operator_matchers.isNot(src__matcher__core_matchers.equals(l[dartx.get](1))));
+    }, VoidTodynamic()));
+    unittest$.test('queryAll (None)', dart.fn(() => {
+      let l = html.queryAll('video');
+      src__matcher__expect.expect(l[dartx.isEmpty], src__matcher__core_matchers.isTrue);
+    }, VoidTodynamic()));
+  };
+  dart.fn(query_test.main, VoidTodynamic());
+  // Exports:
+  exports.query_test = query_test;
+});