fix #603, support mock objects

test/codegen_expected/language/no_such_method_native_test.js

Index: test/codegen_expected/language/no_such_method_native_test.js
diff --git a/test/codegen_expected/language/no_such_method_native_test.js b/test/codegen_expected/language/no_such_method_native_test.js
new file mode 100644
index 0000000000000000000000000000000000000000..0cec74cc9feb1167b0c178d5aa27ca0ffce6127f
--- /dev/null
+++ b/test/codegen_expected/language/no_such_method_native_test.js
@@ -0,0 +1,47 @@
+dart_library.library('language/no_such_method_native_test', null, /* Imports */[

[Leaf, 2016/07/18 23:06:07]

Is the baseline for this patch set out of date?  I see a non-empty checked in
verion of this .js file in the codegen_expect directory on master.

+  'dart_sdk',
+  'expect'
+], function load__no_such_method_native_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 no_such_method_native_test = Object.create(null);
+  let JSArrayOfint = () => (JSArrayOfint = dart.constFn(_interceptors.JSArray$(core.int)))();
+  let ObjectTodynamic = () => (ObjectTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [core.Object])))();
+  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
+  no_such_method_native_test.invocation = null;
+  no_such_method_native_test.C = class C extends core.Object {
+    noSuchMethod(i) {
+      no_such_method_native_test.invocation = i;
+      return 42;
+    }
+  };
+  no_such_method_native_test.expectNSME = function(d) {
+    try {
+      dart.noSuchMethod(d, no_such_method_native_test.invocation);
+    } catch (e) {
+      if (core.NoSuchMethodError.is(e)) {
+        expect$.Expect.isTrue(dart.toString(e)[dartx.contains]('foobar'));
+      } else
+        throw e;
+    }
+
+  };
+  dart.fn(no_such_method_native_test.expectNSME, ObjectTodynamic());
+  let const$;
+  no_such_method_native_test.main = function() {
+    let c = new no_such_method_native_test.C();
+    expect$.Expect.equals(42, dart.dsend(c, 'foobar', 123));
+    expect$.Expect.equals(no_such_method_native_test.invocation.memberName, const$ || (const$ = dart.const(core.Symbol.new('foobar'))));
+    expect$.Expect.listEquals(no_such_method_native_test.invocation.positionalArguments, JSArrayOfint().of([123]));
+    no_such_method_native_test.expectNSME(null);
+    no_such_method_native_test.expectNSME(777);
+    no_such_method_native_test.expectNSME('hello');
+  };
+  dart.fn(no_such_method_native_test.main, VoidTodynamic());
+  // Exports:
+  exports.no_such_method_native_test = no_such_method_native_test;
+});