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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.
library test.generic_bounded;
@MirrorsUsed(targets: "test.generic_bounded")
import 'dart:mirrors';
import 'package:expect/expect.dart';
import 'generics_helper.dart';
class Super<T extends num> {}
class Fixed extends Super<int> {}
class Generic<R> extends Super<R> {} // //# 02: static type warning
class Malbounded extends Super<String> {} //# 01: static type warning
bool inCheckedMode() {
try {
var s = 'string';
int i = s;
} catch (e) {
return true;
}
return false;
}
main() {
ClassMirror superDecl = reflectClass(Super);
ClassMirror superOfInt = reflectClass(Fixed).superclass;
ClassMirror genericDecl = reflectClass(Generic); // //# 02: continued
ClassMirror superOfR = genericDecl.superclass; // //# 02: continued
ClassMirror genericOfDouble = reflect(new Generic<double>()).type; // //# 02: continued
ClassMirror superOfDouble = genericOfDouble.superclass; // //# 02: continued
try {
ClassMirror genericOfBool = reflect(new Generic<bool>()).type; // //# 02: static type warning
ClassMirror superOfBool = genericOfBool.superclass; // //# 02: continued
Expect.isFalse(genericOfBool.isOriginalDeclaration); // //# 02: continued
Expect.isFalse(superOfBool.isOriginalDeclaration); // //# 02: continued
typeParameters(genericOfBool, [#R]); // //# 02: continued
typeParameters(superOfBool, [#T]); // //# 02: continued
typeArguments(genericOfBool, [reflectClass(bool)]); // //# 02: continued
typeArguments(superOfBool, [reflectClass(bool)]); // //# 02: continued
Expect.isFalse(inCheckedMode()); //# 02: continued
} on TypeError catch (e) {
Expect.isTrue(inCheckedMode());
}
ClassMirror superOfString = reflectClass(Malbounded).superclass; // //# 01: continued
Expect.isTrue(superDecl.isOriginalDeclaration);
Expect.isFalse(superOfInt.isOriginalDeclaration);
Expect.isTrue(genericDecl.isOriginalDeclaration); // //# 02: continued
Expect.isFalse(superOfR.isOriginalDeclaration); // //# 02: continued
Expect.isFalse(genericOfDouble.isOriginalDeclaration); // //# 02: continued
Expect.isFalse(superOfDouble.isOriginalDeclaration); // //# 02: continued
Expect.isFalse(superOfString.isOriginalDeclaration); // //# 01: continued
TypeVariableMirror tFromSuper = superDecl.typeVariables.single;
TypeVariableMirror rFromGeneric = genericDecl.typeVariables.single; // //# 02: continued
Expect.equals(reflectClass(num), tFromSuper.upperBound);
Expect.equals(reflectClass(Object), rFromGeneric.upperBound); // //# 02: continued
typeParameters(superDecl, [#T]);
typeParameters(superOfInt, [#T]);
typeParameters(genericDecl, [#R]); // //# 02: continued
typeParameters(superOfR, [#T]); // //# 02: continued
typeParameters(genericOfDouble, [#R]); // //# 02: continued
typeParameters(superOfDouble, [#T]); // //# 02: continued
typeParameters(superOfString, [#T]); // //# 01: continued
typeArguments(superDecl, []);
typeArguments(superOfInt, [reflectClass(int)]);
typeArguments(genericDecl, []); // //# 02: continued
typeArguments(superOfR, [rFromGeneric]); // //# 02: continued
typeArguments(genericOfDouble, [reflectClass(double)]); // //# 02: continued
typeArguments(superOfDouble, [reflectClass(double)]); // //# 02: continued
typeArguments(superOfString, [reflectClass(String)]); // //# 01: continued
}