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// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
// @dart = 2.9
library test.invoke_call_through_getter;
import 'dart:mirrors';
import 'package:expect/expect.dart';
class FakeFunctionCall {
call(x, y) => '1 $x $y';
}
class FakeFunctionNSM {
noSuchMethod(msg) => msg.positionalArguments.join(', ');
}
class C {
get fakeFunctionCall => new FakeFunctionCall();
get fakeFunctionNSM => new FakeFunctionNSM();
get closure => (x, y) => '2 $this $x $y';
get closureOpt => (x, y, [z, w]) => '3 $this $x $y $z $w';
get closureNamed => (x, y, {z, w}) => '4 $this $x $y $z $w';
get notAClosure => 'Not a closure';
noSuchMethod(msg) => 'DNU';
toString() => 'C';
}
testInstanceBase() {
dynamic c = new C();
Expect.equals('1 5 6', c.fakeFunctionCall(5, 6));
Expect.equals('7, 8', c.fakeFunctionNSM(7, 8));
Expect.equals('2 C 9 10', c.closure(9, 10));
Expect.equals('3 C 11 12 13 null', c.closureOpt(11, 12, 13));
Expect.equals('4 C 14 15 null 16', c.closureNamed(14, 15, w: 16));
Expect.equals('DNU', c.doesNotExist(17, 18));
Expect.throwsNoSuchMethodError(() => c.closure('wrong arity'));
Expect.throwsNoSuchMethodError(() => c.notAClosure());
}
testInstanceReflective() {
InstanceMirror im = reflect(new C());
Expect.equals('1 5 6', im.invoke(#fakeFunctionCall, [5, 6]).reflectee);
Expect.equals('7, 8', im.invoke(#fakeFunctionNSM, [7, 8]).reflectee);
Expect.equals('2 C 9 10', im.invoke(#closure, [9, 10]).reflectee);
Expect.equals(
'3 C 11 12 13 null', im.invoke(#closureOpt, [11, 12, 13]).reflectee);
Expect.equals('4 C 14 15 null 16', // //# named: ok
im.invoke(#closureNamed, [14, 15], {#w: 16}).reflectee); // //# named: continued
Expect.equals('DNU', im.invoke(#doesNotExist, [17, 18]).reflectee);
Expect.throwsNoSuchMethodError(() => im.invoke(#closure, ['wrong arity']));
Expect.throwsNoSuchMethodError(() => im.invoke(#notAClosure, []));
}
class D {
static get fakeFunctionCall => new FakeFunctionCall();
static get fakeFunctionNSM => new FakeFunctionNSM();
static get closure => (x, y) => '2 $x $y';
static get closureOpt => (x, y, [z, w]) => '3 $x $y $z $w';
static get closureNamed => (x, y, {z, w}) => '4 $x $y $z $w';
static get notAClosure => 'Not a closure';
}
testClassBase() {
Expect.equals('1 5 6', D.fakeFunctionCall(5, 6));
Expect.equals('7, 8', D.fakeFunctionNSM(7, 8));
Expect.equals('2 9 10', D.closure(9, 10));
Expect.equals('3 11 12 13 null', D.closureOpt(11, 12, 13));
Expect.equals('4 14 15 null 16', D.closureNamed(14, 15, w: 16));
Expect.throwsNoSuchMethodError(() => D.closure('wrong arity'));
}
testClassReflective() {
ClassMirror cm = reflectClass(D);
Expect.equals('1 5 6', cm.invoke(#fakeFunctionCall, [5, 6]).reflectee);
Expect.equals('7, 8', cm.invoke(#fakeFunctionNSM, [7, 8]).reflectee);
Expect.equals('2 9 10', cm.invoke(#closure, [9, 10]).reflectee);
Expect.equals(
'3 11 12 13 null', cm.invoke(#closureOpt, [11, 12, 13]).reflectee);
Expect.equals('4 14 15 null 16', // //# named: continued
cm.invoke(#closureNamed, [14, 15], {#w: 16}).reflectee); // //# named: continued
Expect.throwsNoSuchMethodError(() => cm.invoke(#closure, ['wrong arity']));
}
get fakeFunctionCall => new FakeFunctionCall();
get fakeFunctionNSM => new FakeFunctionNSM();
get closure => (x, y) => '2 $x $y';
get closureOpt => (x, y, [z, w]) => '3 $x $y $z $w';
get closureNamed => (x, y, {z, w}) => '4 $x $y $z $w';
get notAClosure => 'Not a closure';
testLibraryBase() {
Expect.equals('1 5 6', fakeFunctionCall(5, 6));
Expect.equals('7, 8', fakeFunctionNSM(7, 8));
Expect.equals('2 9 10', closure(9, 10));
Expect.equals('3 11 12 13 null', closureOpt(11, 12, 13));
Expect.equals('4 14 15 null 16', closureNamed(14, 15, w: 16));
Expect.throwsNoSuchMethodError(() => closure('wrong arity'));
}
testLibraryReflective() {
LibraryMirror lm = reflectClass(D).owner as LibraryMirror;
Expect.equals('1 5 6', lm.invoke(#fakeFunctionCall, [5, 6]).reflectee);
Expect.equals('7, 8', lm.invoke(#fakeFunctionNSM, [7, 8]).reflectee);
Expect.equals('2 9 10', lm.invoke(#closure, [9, 10]).reflectee);
Expect.equals(
'3 11 12 13 null', lm.invoke(#closureOpt, [11, 12, 13]).reflectee);
Expect.equals('4 14 15 null 16', // //# named: continued
lm.invoke(#closureNamed, [14, 15], {#w: 16}).reflectee); // //# named: continued
Expect.throwsNoSuchMethodError(() => lm.invoke(#closure, ['wrong arity']));
}
main() {
// Do not access the getters/closures at the base level in this variant.
//testInstanceBase();
testInstanceReflective();
//testClassBase();
testClassReflective();
//testLibraryBase();
testLibraryReflective();
}