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a4d799c402
Note that cast_test.dart isn't migrated yet due to #39517. First patch set is just copying the tests over. The second patchset has the actual meaningful changes. Change-Id: I89233f20187b4305a776f865cde09a984423fa4f Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/125920 Commit-Queue: Bob Nystrom <rnystrom@google.com> Reviewed-by: Lasse R.H. Nielsen <lrn@google.com> Auto-Submit: Bob Nystrom <rnystrom@google.com>
87 lines
2.7 KiB
Dart
87 lines
2.7 KiB
Dart
// Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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import "package:expect/expect.dart";
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// Test that noSuchMethod calls behave as expected for dynamic object invocations.
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class BaseClass {
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final dynamic finalField = "final!";
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baz() => "baz!!";
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get bla => (() => "bla!!");
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}
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class ReturnInvocationName extends BaseClass {
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var _bar;
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ReturnInvocationName(this._bar);
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noSuchMethod(Invocation invocation) {
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var name = invocation.memberName.toString();
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var match = new RegExp(r'Symbol\("([^"]+)"\)').matchAsPrefix(name);
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return match != null ? match.group(1) : name;
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}
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bar() {
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return _bar;
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}
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}
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class Foo {}
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main() {
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dynamic x = new ReturnInvocationName(42);
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Expect.equals('final!', x.finalField);
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Expect.equals('foo', x.finalField = "foo", 'should call noSuchMethod');
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Expect.equals('final!', x.finalField, 'field was not set');
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Expect.equals('_prototype', x._prototype);
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Expect.equals('_prototype', x._prototype());
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Expect.equals('prototype', x.prototype);
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Expect.equals('prototype', x.prototype());
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Expect.equals('constructor', x.constructor);
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Expect.equals('constructor', x.constructor());
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Expect.equals('__proto__', x.__proto__);
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Expect.equals('__proto__', x.__proto__);
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Expect.equals(42, x.bar());
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Expect.equals(42, (x.bar)());
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Expect.equals('unary-', -x);
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Expect.equals('+', x + 42);
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Expect.equals('[]', x[4]);
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dynamic b = new BaseClass();
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Expect.equals('final!', b.finalField);
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Expect.throwsNoSuchMethodError(() => b.finalField = "foo");
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Expect.equals('final!', b.finalField, 'field was not set');
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// Verify that noSuchMethod errors are triggered even when the JS object
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// happens to have a matching member name.
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dynamic f = new Foo();
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Expect.throwsNoSuchMethodError(() => f.prototype);
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Expect.throwsNoSuchMethodError(() => f.prototype());
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Expect.throwsNoSuchMethodError(() => f.prototype = 42);
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Expect.throwsNoSuchMethodError(() => f.constructor);
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Expect.throwsNoSuchMethodError(() => f.constructor());
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Expect.throwsNoSuchMethodError(() => f.constructor = 42);
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Expect.throwsNoSuchMethodError(() => f.__proto__);
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// These are valid JS properties but not Dart methods.
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Expect.throwsNoSuchMethodError(() => f.toLocaleString);
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Expect.throwsNoSuchMethodError(() => f.hasOwnProperty);
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f = (int x) {};
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// Calls with the wrong number of arguments should be NoSuchMethodErrors.
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Expect.throwsNoSuchMethodError(() => f());
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Expect.throwsNoSuchMethodError(() => f('hi', '!'));
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Expect.throwsNoSuchMethodError(() => f(x: 42));
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}
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