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amend.config.js
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amend.config.js
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/**
* -----------------------------------------------------------------------------
* VITALS UNIT TESTS: vitals.amend.config
* -----------------------------------------------------------------------------
* @section strict
* @see [vitals.amend docs](https://github.com/imaginate/vitals/wiki/vitals.amend)
* @see [test api](https://github.com/imaginate/vitals/blob/master/test/setup/interface.js)
* @see [test helpers](https://github.com/imaginate/vitals/blob/master/test/setup/helpers.js)
*
* @author Adam Smith <adam@imaginate.life> (https://github.com/imaginate)
* @copyright 2017 Adam A Smith <adam@imaginate.life> (https://github.com/imaginate)
*
* Annotations:
* @see [JSDoc3](http://usejsdoc.org)
* @see [Closure Compiler JSDoc Syntax](https://developers.google.com/closure/compiler/docs/js-for-compiler)
*/
method('amend.config', function() {
should('update each prop\'s config', function() {
test('<object>', '<props>', function() {
var obj = { a: 1, b: 2, c: 3 };
var desc;
var props = {
a: { configurable: false },
b: { enumerable: false },
c: { configurable: false }
};
vitals.amend.config(obj, props);
assert( obj.a === 1 );
assert( obj.b === 2 );
assert( obj.c === 3 );
desc = getDescriptor(obj, 'a');
assert( desc.enumerable === true );
assert( desc.configurable === false );
desc = getDescriptor(obj, 'b');
assert( desc.enumerable === false );
assert( desc.configurable === true );
desc = getDescriptor(obj, 'c');
assert( desc.enumerable === true );
assert( desc.configurable === false );
});
test('<object>', [ 'a', 'b' ], '<descriptor>', function() {
var obj = { a: 1, b: 2, c: 3 };
var keys = [ 'a', 'b' ];
var desc = { configurable: false };
vitals.amend.config(obj, keys, desc);
assert( obj.a === 1 );
assert( obj.b === 2 );
assert( obj.c === 3 );
desc = getDescriptor(obj, 'a');
assert( desc.enumerable === true );
assert( desc.configurable === false );
desc = getDescriptor(obj, 'b');
assert( desc.enumerable === true );
assert( desc.configurable === false );
desc = getDescriptor(obj, 'c');
assert( desc.enumerable === true );
assert( desc.configurable === true );
});
test('<object>', 'a,b', '<descriptor>', function() {
var obj = { a: 1, b: 2, c: 3 };
var desc = { configurable: false };
vitals.amend.config(obj, 'a,b', desc);
assert( obj.a === 1 );
assert( obj.b === 2 );
assert( obj.c === 3 );
desc = getDescriptor(obj, 'a');
assert( desc.enumerable === true );
assert( desc.configurable === false );
desc = getDescriptor(obj, 'b');
assert( desc.enumerable === true );
assert( desc.configurable === false );
desc = getDescriptor(obj, 'c');
assert( desc.enumerable === true );
assert( desc.configurable === true );
});
});
should('throw an error', function() {
test(function() {
assert.throws(function() {
vitals.amend.config();
}, validTypeErr);
});
test('fail', 'a,b,c', '<descriptor>', function() {
assert.throws(function() {
var desc = { configurable: false };
vitals.amend.config('fail', 'a,b,c', desc);
}, validTypeErr);
});
test({ '5': 1 }, 5, '<descriptor>', function() {
assert.throws(function() {
var desc = { configurable: false };
vitals.amend.config({ '5': 1 }, 5, desc);
}, validTypeErr);
});
test('<object>', 'a,b,c', function() {
assert.throws(function() {
vitals.amend.config({ a: 1, b: 2, c: 3 }, 'a,b,c');
}, validTypeErr);
});
test('<object>', { a: 1 }, function() {
assert.throws(function() {
vitals.amend.config({ a: 1, b: 2, c: 3 }, { a: 1 });
}, validTypeErr);
});
test('<object>', 'a,d', '<descriptor>', function() {
assert.throws(function() {
var desc = { configurable: false };
vitals.amend.config({ a: 1, b: 2, c: 3 }, 'a,d', desc);
}, validErr);
});
});
});