module( 'jquery.autoEllipsis', QUnit.newMwEnvironment() );
test( '-- Initial check', function() {
expect(1);
ok( $.fn.autoEllipsis, 'jQuery.fn.autoEllipsis defined' );
});
function createWrappedDiv( text, width ) {
var $wrapper = $( '
' ).css( 'width', width );
var $div = $( '
' ).text( text );
$wrapper.append( $div );
return $wrapper;
}
function findDivergenceIndex( a, b ) {
var i = 0;
while ( i < a.length && i < b.length && a[i] == b[i] ) {
i++;
}
return i;
}
test( 'Position right', function() {
expect(4);
// We need this thing to be visible, so append it to the DOM
var origText = 'This is a really long random string and there is no way it fits in 100 pixels.';
var $wrapper = createWrappedDiv( origText, '100px' );
$( '#qunit-fixture' ).append( $wrapper );
$wrapper.autoEllipsis( { position: 'right' } );
// Verify that, and only one, span element was created
var $span = $wrapper.find( '> span' );
strictEqual( $span.length, 1, 'autoEllipsis wrapped the contents in a span element' );
// Check that the text fits by turning on word wrapping
$span.css( 'whiteSpace', 'nowrap' );
ltOrEq( $span.width(), $span.parent().width(), "Text fits (making the span 'white-space:nowrap' does not make it wider than its parent)" );
// Add two characters using scary black magic
var spanText = $span.text();
var d = findDivergenceIndex( origText, spanText );
var spanTextNew = spanText.substr( 0, d ) + origText[d] + origText[d] + '...';
gt( spanTextNew.length, spanText.length, 'Verify that the new span-length is indeed greater' );
// Put this text in the span and verify it doesn't fit
$span.text( spanTextNew );
// In IE6 width works like min-width, allow IE6's width to be "equal to"
if ( $.browser.msie && Number( $.browser.version ) === 6 ) {
gtOrEq( $span.width(), $span.parent().width(), 'Fit is maximal (adding two characters makes it not fit any more) - IE6: Maybe equal to as well due to width behaving like min-width in IE6' );
} else {
gt( $span.width(), $span.parent().width(), 'Fit is maximal (adding two characters makes it not fit any more)' );
}
});