blob: 4737aa6e1dab5bc76e0e883ddc177b27d744fc3a [file] [log] [blame]
// TODO(multitest): This was automatically migrated from a multitest and may
// contain strange or dead code.
// Copyright (c) 2011, 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.
import "package:expect/expect.dart";
// Tests that we can call functions through getters.
const TOP_LEVEL_CONST = 1;
const TOP_LEVEL_CONST_REF = TOP_LEVEL_CONST;
const TOP_LEVEL_NULL = null;
var topLevel;
class CallThroughGetterTest {
static void testMain() {
testTopLevel();
testField();
testGetter();
testMethod();
testEvaluationOrder();
}
static void testTopLevel() {
topLevel = () {
return 2;
};
Expect.equals(1, TOP_LEVEL_CONST);
Expect.equals(1, TOP_LEVEL_CONST_REF);
Expect.equals(2, topLevel());
}
static void testField() {
A a = new A();
a.field = () => 42;
Expect.equals(42, a.field());
Expect.equals(42, (a.field)());
a.field = () => 87;
Expect.equals(87, a.field());
Expect.equals(87, (a.field)());
a.field = 99;
Expect.throwsNoSuchMethodError(() => a.field());
Expect.throwsNoSuchMethodError(() => (a.field)());
}
static void testGetter() {
A a = new A();
a.field = () => 42;
Expect.equals(42, a.getter());
Expect.equals(42, (a.getter)());
a.field = () => 87;
Expect.equals(87, a.getter());
Expect.equals(87, (a.getter)());
a.field = 99;
Expect.throwsNoSuchMethodError(() => a.getter());
Expect.throwsNoSuchMethodError(() => (a.getter)());
}
static void testMethod() {
A a = new A();
a.field = () => 42;
Expect.equals(true, a.method() is Function);
Expect.equals(42, a.method()());
a.field = () => 87;
Expect.equals(true, a.method() is Function);
Expect.equals(87, a.method()());
a.field = null;
Expect.equals(null, a.method());
}
static void testEvaluationOrder() {
B b = new B();
Expect.equals("gf", b.g0());
b = new B();
Expect.equals("gf", (b.g0)());
b = new B();
Expect.equals("xgf", b.g1(b.x));
b = new B();
Expect.equals("gxf", (b.g1)(b.x));
b = new B();
Expect.equals("xygf", b.g2(b.x, b.y));
b = new B();
Expect.equals("gxyf", (b.g2)(b.x, b.y));
b = new B();
Expect.equals("xyzgf", b.g3(b.x, b.y, b.z));
b = new B();
Expect.equals("gxyzf", (b.g3)(b.x, b.y, b.z));
b = new B();
Expect.equals("yzxgf", b.g3(b.y, b.z, b.x));
b = new B();
Expect.equals("gyzxf", (b.g3)(b.y, b.z, b.x));
}
}
class A {
A() {}
var field;
get getter {
return field;
}
method() {
return field;
}
}
class B {
B() : _order = new StringBuffer("") {}
get g0 {
_mark('g');
return () {
return _mark('f');
};
}
get g1 {
_mark('g');
return (x) {
return _mark('f');
};
}
get g2 {
_mark('g');
return (x, y) {
return _mark('f');
};
}
get g3 {
_mark('g');
return (x, y, z) {
return _mark('f');
};
}
get x {
_mark('x');
return 0;
}
get y {
_mark('y');
return 1;
}
get z {
_mark('z');
return 2;
}
_mark(m) {
_order.write(m);
return _order.toString();
}
StringBuffer _order;
}
main() {
CallThroughGetterTest.testMain();
}