Check in codegen test expectations.

test/codegen/expect/language/cascade_test_none_multi.js

Index: test/codegen/expect/language/cascade_test_none_multi.js
diff --git a/test/codegen/expect/language/cascade_test_none_multi.js b/test/codegen/expect/language/cascade_test_none_multi.js
new file mode 100644
index 0000000000000000000000000000000000000000..bf148e7bccc360c47fafc9777d0f365557ab328a
--- /dev/null
+++ b/test/codegen/expect/language/cascade_test_none_multi.js
@@ -0,0 +1,93 @@
+dart_library.library('language/cascade_test_none_multi', null, /* Imports */[
+  'dart_sdk',
+  'expect'
+], function load__cascade_test_none_multi(exports, dart_sdk, expect) {
+  'use strict';
+  const core = dart_sdk.core;
+  const dart = dart_sdk.dart;
+  const dartx = dart_sdk.dartx;
+  const expect$ = expect.expect;
+  const cascade_test_none_multi = Object.create(null);
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  cascade_test_none_multi.A = class A extends core.Object {
+    new(x, y) {
+      this.x = x;
+      this.y = y;
+    }
+    setX(x) {
+      this.x = x;
+      return this;
+    }
+    setY(y) {
+      this.y = y;
+    }
+    swap() {
+      let tmp = this.x;
+      this.x = this.y;
+      this.y = tmp;
+      return dart.bind(this, 'swap');
+    }
+    check(x, y) {
+      expect$.Expect.equals(x, this.x);
+      expect$.Expect.equals(y, this.y);
+    }
+    get(i) {
+      if (dart.equals(i, 0)) return this.x;
+      if (dart.equals(i, 1)) return this.y;
+      if (dart.equals(i, "swap")) return dart.bind(this, 'swap');
+      return null;
+    }
+    set(i, value) {
+      if (i == 0) {
+        this.x = value;
+      } else if (i == 1) {
+        this.y = value;
+      }
+      return value;
+    }
+    import() {
+      this.x = dart.notNull(this.x) + 1;
+    }
+  };
+  dart.setSignature(cascade_test_none_multi.A, {
+    constructors: () => ({new: dart.definiteFunctionType(cascade_test_none_multi.A, [core.int, core.int])}),
+    methods: () => ({
+      setX: dart.definiteFunctionType(cascade_test_none_multi.A, [core.int]),
+      setY: dart.definiteFunctionType(dart.void, [core.int]),
+      swap: dart.definiteFunctionType(core.Function, []),
+      check: dart.definiteFunctionType(dart.void, [core.int, core.int]),
+      get: dart.definiteFunctionType(dart.dynamic, [dart.dynamic]),
+      set: dart.definiteFunctionType(core.int, [core.int, core.int]),
+      import: dart.definiteFunctionType(dart.dynamic, [])
+    })
+  });
+  cascade_test_none_multi.main = function() {
+    let a = new cascade_test_none_multi.A(1, 2);
+    a.check(1, 2);
+    a.swap();
+    a.check(2, 1);
+    a.x = 4;
+    a.y = 9;
+    a.check(4, 9);
+    a.setX(10);
+    a.check(10, 9);
+    a.y = 5;
+    a.check(10, 5);
+    dart.dcall(dart.dcall(a.swap()));
+    a.check(5, 10);
+    a.set(0, 2);
+    a.check(2, 10);
+    a.setX(10).setY(3);
+    a.check(10, 3);
+    dart.dcall(a.setX(7).get("swap"));
+    a.check(3, 7);
+    a.import();
+    a.check(4, 7);
+    dart.dcall(dart.dcall(dart.dcall(a.get("swap"))));
+    a.check(7, 4);
+    a.check(7, 4);
+  };
+  dart.fn(cascade_test_none_multi.main, VoidTodynamic());
+  // Exports:
+  exports.cascade_test_none_multi = cascade_test_none_multi;
+});