mirror of
https://github.com/dart-lang/sdk
synced 2024-09-16 01:30:32 +00:00
00b2e580a3
Bug: https://github.com/dart-lang/sdk/issues/40045 Change-Id: I597259b38684de87016f1e136723d24f4ac05420 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/132440 Reviewed-by: Ben Konyi <bkonyi@google.com> Commit-Queue: Ryan Macnak <rmacnak@google.com>
146 lines
5.4 KiB
Dart
146 lines
5.4 KiB
Dart
// Copyright (c) 2013, 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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library test.invoke_test;
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import 'dart:mirrors';
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import 'dart:async' show Future;
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import 'package:expect/expect.dart';
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class C {
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var field;
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C() : this.field = 'default';
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C.named(this.field);
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get getter => 'get $field';
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set setter(v) => field = 'set $v';
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method(x, y, z) => '$x+$y+$z';
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toString() => 'a C';
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noSuchMethod(invocation) => 'DNU';
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static var staticField = 'initial';
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static get staticGetter => 'sget $staticField';
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static set staticSetter(v) => staticField = 'sset $v';
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static staticFunction(x, y) => "($x,$y)";
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}
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var libraryField = 'a priori';
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get libraryGetter => 'lget $libraryField';
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set librarySetter(v) => libraryField = 'lset $v';
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libraryFunction(x, y) => '$x$y';
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testSync() {
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var result;
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// InstanceMirror invoke
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C c = new C();
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InstanceMirror im = reflect(c);
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result = im.invoke(const Symbol('method'), [2, 4, 8]);
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Expect.equals('2+4+8', result.reflectee);
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result = im.invoke(const Symbol('doesntExist'), [2, 4, 8]);
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Expect.equals('DNU', result.reflectee);
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result = im.invoke(const Symbol('method'), [2, 4]); // Wrong arity.
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Expect.equals('DNU', result.reflectee);
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// InstanceMirror invokeGetter
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result = im.getField(const Symbol('getter'));
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Expect.equals('get default', result.reflectee);
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result = im.getField(const Symbol('field'));
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Expect.equals('default', result.reflectee);
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result = im.getField(const Symbol('doesntExist'));
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Expect.equals('DNU', result.reflectee);
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// InstanceMirror invokeSetter
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result = im.setField(const Symbol('setter'), 'foo');
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Expect.equals('foo', result.reflectee);
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Expect.equals('set foo', c.field);
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Expect.equals('set foo', im.getField(const Symbol('field')).reflectee);
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result = im.setField(const Symbol('field'), 'bar');
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Expect.equals('bar', result.reflectee);
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Expect.equals('bar', c.field);
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Expect.equals('bar', im.getField(const Symbol('field')).reflectee);
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result = im.setField(const Symbol('doesntExist'), 'bar');
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Expect.equals('bar', result.reflectee);
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// ClassMirror invoke
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ClassMirror cm = reflectClass(C);
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result = cm.invoke(const Symbol('staticFunction'), [3, 4]);
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Expect.equals('(3,4)', result.reflectee);
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Expect.throwsNoSuchMethodError(
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() => cm.invoke(const Symbol('doesntExist'), [3, 4]), 'Not defined');
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Expect.throwsNoSuchMethodError(
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() => cm.invoke(const Symbol('staticFunction'), [3]), 'Wrong arity');
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// ClassMirror invokeGetter
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result = cm.getField(const Symbol('staticGetter'));
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Expect.equals('sget initial', result.reflectee);
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result = cm.getField(const Symbol('staticField'));
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Expect.equals('initial', result.reflectee);
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Expect.throwsNoSuchMethodError(
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() => cm.getField(const Symbol('doesntExist')), 'Not defined');
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// ClassMirror invokeSetter
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result = cm.setField(const Symbol('staticSetter'), 'sfoo');
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Expect.equals('sfoo', result.reflectee);
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Expect.equals('sset sfoo', C.staticField);
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Expect.equals(
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'sset sfoo', cm.getField(const Symbol('staticField')).reflectee);
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result = cm.setField(const Symbol('staticField'), 'sbar');
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Expect.equals('sbar', result.reflectee);
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Expect.equals('sbar', C.staticField);
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Expect.equals('sbar', cm.getField(const Symbol('staticField')).reflectee);
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Expect.throwsNoSuchMethodError(
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() => cm.setField(const Symbol('doesntExist'), 'sbar'), 'Not defined');
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// ClassMirror invokeConstructor
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result = cm.newInstance(Symbol.empty, []);
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Expect.isTrue(result.reflectee is C);
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Expect.equals('default', result.reflectee.field);
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result = cm.newInstance(const Symbol('named'), ['my value']);
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Expect.isTrue(result.reflectee is C);
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Expect.equals('my value', result.reflectee.field);
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Expect.throwsNoSuchMethodError(
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() => cm.newInstance(const Symbol('doesntExist'), ['my value']),
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'Not defined');
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Expect.throwsNoSuchMethodError(
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() => cm.newInstance(const Symbol('named'), []), 'Wrong arity');
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// LibraryMirror invoke
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LibraryMirror lm = cm.owner as LibraryMirror;
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result = lm.invoke(const Symbol('libraryFunction'), [':', ')']);
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Expect.equals(':)', result.reflectee);
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Expect.throwsNoSuchMethodError(
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() => lm.invoke(const Symbol('doesntExist'), [':', ')']), 'Not defined');
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Expect.throwsNoSuchMethodError(
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() => lm.invoke(const Symbol('libraryFunction'), [':']), 'Wrong arity');
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// LibraryMirror invokeGetter
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result = lm.getField(const Symbol('libraryGetter'));
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Expect.equals('lget a priori', result.reflectee);
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result = lm.getField(const Symbol('libraryField'));
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Expect.equals('a priori', result.reflectee);
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Expect.throwsNoSuchMethodError(
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() => lm.getField(const Symbol('doesntExist')), 'Not defined');
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// LibraryMirror invokeSetter
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result = lm.setField(const Symbol('librarySetter'), 'lfoo');
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Expect.equals('lfoo', result.reflectee);
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Expect.equals('lset lfoo', libraryField);
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Expect.equals(
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'lset lfoo', lm.getField(const Symbol('libraryField')).reflectee);
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result = lm.setField(const Symbol('libraryField'), 'lbar');
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Expect.equals('lbar', result.reflectee);
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Expect.equals('lbar', libraryField);
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Expect.equals('lbar', lm.getField(const Symbol('libraryField')).reflectee);
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Expect.throwsNoSuchMethodError(
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() => lm.setField(const Symbol('doesntExist'), 'lbar'), 'Not defined');
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}
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main() {
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testSync();
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}
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