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/**
* Tests hidden methods
*
* Copyright (C) 2010 Mike Gerwitz
*
* This file is part of ease.js.
*
* ease.js is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free
* Software Foundation, either version 3 of the License, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @author Mike Gerwitz
* @package test
*/
var common = require( './common' ),
assert = require( 'assert' ),
warn = common.require( 'warn' )
// XXX: get rid of this disgusting mess; we're mid-refactor and all these
// dependencies should not be necessary for testing
ClassBuilder = common.require( '/ClassBuilder' ),
MethodWrapperFactory = common.require( '/MethodWrapperFactory' ),
wrappers = common.require( '/MethodWrappers' ).standard,
builder = ClassBuilder(
common.require( '/MemberBuilder' )(
MethodWrapperFactory( wrappers.wrapNew ),
MethodWrapperFactory( wrappers.wrapOverride )
),
common.require( '/VisibilityObjectFactoryFactory' ).fromEnvironment()
)
;
// XXX: Disabled until we begin re-development of this feature
return;
/**
* Restores warning handler to the default
*/
function restoreWarningHandler()
{
warn.setHandler( warn.handlers.log );
}
/**
* If a non-virtual method is implicitly hidden (redefined without the 'new'
* keyword), a warning should be provided. This will ensure that, should a
* parent introduce a method that is already defined by a subtype, the
* developer of the subtype is made aware of the issue.
*/
( function testThrowsWarningWhenHidingNonVirtualSuperMethod()
{
var thrown = false;
// mock the warning handler to ensure a warning is thrown
warn.setHandler( function( e )
{
thrown = true;
assert.ok(
( e.message.search( 'foo' ) !== -1 ),
"Non-virtual method hiding warning should contain method name"
);
} );
var Foo = builder.build(
{
// non-virtual method
'public foo': function() {},
} );
// implicitly hide the non-virtual method
builder.build( Foo,
{
'public foo': function() {},
} );
assert.equal( thrown, true,
"No warning for implicit non-virtual hiding was thrown"
);
} )();
/**
* Same concept as above. The API of the supertype could just as easily be
* changed to include a virtual method that has already been implemented by the
* subtype. The default behavior is to hide the method of the supertype.
*/
( function testThrowsWarningWhenHidingVirtualSuperMethod()
{
var thrown = false;
// mock the warning handler to ensure a warning is thrown
warn.setHandler( function( e )
{
thrown = true;
assert.ok(
( e.message.search( 'foo' ) !== -1 ),
"Virtual method hiding warning should contain method name"
);
} );
var Foo = builder.build(
{
'virtual public foo': function() {},
} );
// implicitly hide the virtual method
builder.build( Foo,
{
'public foo': function() {},
} );
assert.equal( thrown, true,
"No warning for implicit virtual hiding was thrown"
);
} )();
// important, otherwise tests in combined file may fail
restoreWarningHandler();