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Spinner: Add isValid method. Fixes #9542 - Spinner: Add isValid() method

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jzaefferer committed Sep 11, 2013
1 parent 6e799c3 commit 1552fc8a05ad351650b2a56c5c31905c671f1cdf
Showing with 44 additions and 0 deletions.
  1. +32 −0 tests/unit/spinner/spinner_methods.js
  2. +12 −0 ui/jquery.ui.spinner.js
@@ -73,6 +73,38 @@ test( "enable", function() {
equal( 2, element.val(), "keyboard - value changes on key UP" );
});
test( "isValid", function() {
expect( 8 );
var element = $( "#spin" ).spinner({
min: 0,
max: 10,
step: 2
}),
spinner = element.spinner( "instance" );
ok( !spinner.isValid(), "initial state is invalid" );
element.val( "this is not a number" );
ok( !spinner.isValid(), "text string is not valid" );
element.val( "0" );
ok( spinner.isValid(), "min value is valid" );
element.val( "10" );
ok( spinner.isValid(), "max value is valid" );
element.val( "4" );
ok( spinner.isValid(), "inbetween step is valid" );
element.val( "-1" );
ok( !spinner.isValid(), "below min is invalid" );
element.val( "11" );
ok( !spinner.isValid(), "above max is invalid" );
element.val( "1" );
ok( !spinner.isValid(), "step mismatch is invalid" );
});
test( "pageDown", function() {
expect( 4 );
var element = $( "#spin" ).val( -12 ).spinner({
View
@@ -418,6 +418,18 @@ $.widget( "ui.spinner", {
});
},
isValid: function() {
var value = this.value();
// null is invalid
if ( value === null ) {
return false;
}
// if value gets adjusted, it's invalid
return value === this._adjustValue( value );
},
// update the value without triggering change
_value: function( value, allowAny ) {
var parsed;

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