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Fix ngClass mixed array/object when object instance does not changes #14405

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Fix ngClass mixed array/object when object instance does not changes #14405

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bd97464
test(ngClass): add the case mixed array/object variable with a mutati…
drpicox Apr 9, 2016
e54492c
fix(ngClass): fix shallowCopy of mixed array and object
drpicox Apr 9, 2016
3b91bb1
fix(ngClass): improve code of mutating object test case
drpicox Apr 10, 2016
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6 changes: 5 additions & 1 deletion src/ng/directive/ngClass.js
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Original file line number Diff line number Diff line change
Expand Up @@ -78,7 +78,11 @@ function classDirective(name, selector) {
updateClasses(oldClasses, newClasses);
}
}
oldVal = shallowCopy(newVal);
if (isArray(newVal)) {
oldVal = newVal.map(function(v) { return shallowCopy(v); });
} else {
oldVal = shallowCopy(newVal);
}
}
}
};
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16 changes: 16 additions & 0 deletions test/ng/directive/ngClassSpec.js
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Expand Up @@ -409,6 +409,22 @@ describe('ngClass', function() {
expect(e2.hasClass('even')).toBeTruthy();
expect(e2.hasClass('odd')).toBeFalsy();
}));

it('should support mixed array/object variable with a mutating object',
inject(function($rootScope, $compile) {
element = $compile('<div ng-class="classVar"></div>')($rootScope);

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Add an expectation to make sure orange is present (just in case 😃).

$rootScope.classVar = [{orange: true}];
$rootScope.$digest();
expect(element).toHaveClass('orange');

$rootScope.classVar[0].orange = false;
$rootScope.$digest();

expect(element).not.toHaveClass('orange');
})
);

});

describe('ngClass animations', function() {
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