jquery-ui/tests/unit/position/core.js
2024-06-04 09:50:24 -04:00

794 lines
16 KiB
JavaScript

define( [
"qunit",
"jquery",
"lib/common",
"lib/helper",
"ui/position"
], function( QUnit, $, common, helper ) {
"use strict";
var win = $( window ),
scrollTopSupport = function() {
var support = win.scrollTop( 1 ).scrollTop() === 1;
win.scrollTop( 0 );
scrollTopSupport = function() {
return support;
};
return support;
};
QUnit.module( "position", {
beforeEach: function() {
win.scrollTop( 0 ).scrollLeft( 0 );
},
afterEach: helper.moduleAfterEach
} );
QUnit.test( "my, at, of", function( assert ) {
assert.expect( 4 );
$( "#elx" ).position( {
my: "left top",
at: "left top",
of: "#parentx",
collision: "none"
} );
assert.deepEqual( $( "#elx" ).offset(), { top: 40, left: 40 }, "left top, left top" );
$( "#elx" ).position( {
my: "left top",
at: "left bottom",
of: "#parentx",
collision: "none"
} );
assert.deepEqual( $( "#elx" ).offset(), { top: 60, left: 40 }, "left top, left bottom" );
$( "#elx" ).position( {
my: "left",
at: "bottom",
of: "#parentx",
collision: "none"
} );
assert.deepEqual( $( "#elx" ).offset(), { top: 55, left: 50 }, "left, bottom" );
$( "#elx" ).position( {
my: "left foo",
at: "bar baz",
of: "#parentx",
collision: "none"
} );
assert.deepEqual( $( "#elx" ).offset(), { top: 45, left: 50 }, "left foo, bar baz" );
} );
QUnit.test( "multiple elements", function( assert ) {
assert.expect( 3 );
var elements = $( "#el1, #el2" ),
result = elements.position( {
my: "left top",
at: "left bottom",
of: "#parent",
collision: "none"
} ),
expected = { top: 10, left: 4 };
assert.deepEqual( result, elements );
elements.each( function() {
assert.deepEqual( $( this ).offset(), expected );
} );
} );
QUnit.test( "positions", function( assert ) {
assert.expect( 18 );
var offsets = {
left: 0,
center: 3,
right: 6,
top: 0,
bottom: 6
},
start = { left: 4, top: 4 },
el = $( "#el1" );
$.each( [ 0, 1 ], function( my ) {
$.each( [ "top", "center", "bottom" ], function( vindex, vertical ) {
$.each( [ "left", "center", "right" ], function( hindex, horizontal ) {
var _my = my ? horizontal + " " + vertical : "left top",
_at = !my ? horizontal + " " + vertical : "left top";
el.position( {
my: _my,
at: _at,
of: "#parent",
collision: "none"
} );
assert.deepEqual( el.offset(), {
top: start.top + offsets[ vertical ] * ( my ? -1 : 1 ),
left: start.left + offsets[ horizontal ] * ( my ? -1 : 1 )
}, "Position via " + QUnit.dump.parse( { my: _my, at: _at } ) );
} );
} );
} );
} );
QUnit.test( "of", function( assert ) {
assert.expect( 10 + ( scrollTopSupport() ? 1 : 0 ) );
var done = assert.async();
var event;
$( "#elx" ).position( {
my: "left top",
at: "left top",
of: "#parentx",
collision: "none"
} );
assert.deepEqual( $( "#elx" ).offset(), { top: 40, left: 40 }, "selector" );
$( "#elx" ).position( {
my: "left top",
at: "left bottom",
of: $( "#parentx" ),
collision: "none"
} );
assert.deepEqual( $( "#elx" ).offset(), { top: 60, left: 40 }, "jQuery object" );
$( "#elx" ).position( {
my: "left top",
at: "left top",
of: $( "#parentx" )[ 0 ],
collision: "none"
} );
assert.deepEqual( $( "#elx" ).offset(), { top: 40, left: 40 }, "DOM element" );
$( "#elx" ).position( {
my: "right bottom",
at: "right bottom",
of: document,
collision: "none"
} );
assert.deepEqual( $( "#elx" ).offset(), {
top: $( document ).height() - 10,
left: $( document ).width() - 10
}, "document" );
$( "#elx" ).position( {
my: "right bottom",
at: "right bottom",
of: $( document ),
collision: "none"
} );
assert.deepEqual( $( "#elx" ).offset(), {
top: $( document ).height() - 10,
left: $( document ).width() - 10
}, "document as jQuery object" );
win.scrollTop( 0 );
$( "#elx" ).position( {
my: "right bottom",
at: "right bottom",
of: window,
collision: "none"
} );
assert.deepEqual( $( "#elx" ).offset(), {
top: win.height() - 10,
left: win.width() - 10
}, "window" );
$( "#elx" ).position( {
my: "right bottom",
at: "right bottom",
of: win,
collision: "none"
} );
assert.deepEqual( $( "#elx" ).offset(), {
top: win.height() - 10,
left: win.width() - 10
}, "window as jQuery object" );
if ( scrollTopSupport() ) {
win.scrollTop( 500 ).scrollLeft( 200 );
$( "#elx" ).position( {
my: "right bottom",
at: "right bottom",
of: window,
collision: "none"
} );
assert.deepEqual( $( "#elx" ).offset(), {
top: win.height() + 500 - 10,
left: win.width() + 200 - 10
}, "window, scrolled" );
win.scrollTop( 0 ).scrollLeft( 0 );
}
event = $.extend( $.Event( "someEvent" ), { pageX: 200, pageY: 300 } );
$( "#elx" ).position( {
my: "left top",
at: "left top",
of: event,
collision: "none"
} );
assert.deepEqual( $( "#elx" ).offset(), {
top: 300,
left: 200
}, "event - left top, left top" );
event = $.extend( $.Event( "someEvent" ), { pageX: 400, pageY: 600 } );
$( "#elx" ).position( {
my: "left top",
at: "right bottom",
of: event,
collision: "none"
} );
assert.deepEqual( $( "#elx" ).offset(), {
top: 600,
left: 400
}, "event - left top, right bottom" );
try {
$( "#elx" ).position( {
my: "left top",
at: "right bottom",
of: "<img onerror='window.globalOf=true' src='/404' />",
collision: "none"
} );
} catch ( e ) {}
setTimeout( function() {
assert.equal( window.globalOf, undefined, "of treated as a selector" );
delete window.globalOf;
done();
}, 500 );
} );
QUnit.test( "offsets", function( assert ) {
assert.expect( 9 );
var offset;
$( "#elx" ).position( {
my: "left top",
at: "left+10 bottom+10",
of: "#parentx",
collision: "none"
} );
assert.deepEqual( $( "#elx" ).offset(), { top: 70, left: 50 }, "offsets in at" );
$( "#elx" ).position( {
my: "left+10 top-10",
at: "left bottom",
of: "#parentx",
collision: "none"
} );
assert.deepEqual( $( "#elx" ).offset(), { top: 50, left: 50 }, "offsets in my" );
$( "#elx" ).position( {
my: "left top",
at: "left+50% bottom-10%",
of: "#parentx",
collision: "none"
} );
assert.deepEqual( $( "#elx" ).offset(), { top: 58, left: 50 }, "percentage offsets in at" );
$( "#elx" ).position( {
my: "left-30% top+50%",
at: "left bottom",
of: "#parentx",
collision: "none"
} );
assert.deepEqual( $( "#elx" ).offset(), { top: 65, left: 37 }, "percentage offsets in my" );
$( "#elx" ).position( {
my: "left-30.001% top+50.0%",
at: "left bottom",
of: "#parentx",
collision: "none"
} );
offset = $( "#elx" ).offset();
assert.equal( Math.round( offset.top ), 65, "decimal percentage offsets in my" );
assert.equal( Math.round( offset.left ), 37, "decimal percentage offsets in my" );
$( "#elx" ).position( {
my: "left+10.4 top-10.6",
at: "left bottom",
of: "#parentx",
collision: "none"
} );
offset = $( "#elx" ).offset();
assert.equal( Math.round( offset.top ), 49, "decimal offsets in my" );
assert.equal( Math.round( offset.left ), 50, "decimal offsets in my" );
$( "#elx" ).position( {
my: "left+right top-left",
at: "left-top bottom-bottom",
of: "#parentx",
collision: "none"
} );
assert.deepEqual( $( "#elx" ).offset(), { top: 60, left: 40 }, "invalid offsets" );
} );
QUnit.test( "using", function( assert ) {
assert.expect( 10 );
var count = 0,
elems = $( "#el1, #el2" ),
of = $( "#parentx" ),
expectedPosition = { top: 60, left: 60 },
expectedFeedback = {
target: {
element: of,
width: 20,
height: 20,
left: 40,
top: 40
},
element: {
width: 6,
height: 6,
left: 60,
top: 60
},
horizontal: "left",
vertical: "top",
important: "vertical"
},
originalPosition = elems.position( {
my: "right bottom",
at: "rigt bottom",
of: "#parentx",
collision: "none"
} ).offset();
elems.position( {
my: "left top",
at: "center+10 bottom",
of: "#parentx",
using: function( position, feedback ) {
assert.deepEqual( this, elems[ count ], "correct context for call #" + count );
assert.deepEqual( position, expectedPosition, "correct position for call #" + count );
assert.deepEqual( feedback.element.element[ 0 ], elems[ count ] );
delete feedback.element.element;
delete feedback.target.element.prevObject;
assert.deepEqual( feedback, expectedFeedback );
count++;
}
} );
elems.each( function() {
assert.deepEqual( $( this ).offset(), originalPosition, "elements not moved" );
} );
} );
function collisionTest( assert, config, result, msg ) {
var elem = $( "#elx" ).position( $.extend( {
my: "left top",
at: "right bottom",
of: "#parent"
}, config ) );
assert.deepEqual( elem.offset(), result, msg );
}
function collisionTest2( assert, config, result, msg ) {
collisionTest( assert, $.extend( {
my: "right bottom",
at: "left top"
}, config ), result, msg );
}
QUnit.test( "collision: fit, no collision", function( assert ) {
assert.expect( 2 );
collisionTest( assert, {
collision: "fit"
}, {
top: 10,
left: 10
}, "no offset" );
collisionTest( assert, {
collision: "fit",
at: "right+2 bottom+3"
}, {
top: 13,
left: 12
}, "with offset" );
} );
QUnit.test( "collision: fit, collision", function( assert ) {
assert.expect( 2 + ( scrollTopSupport() ? 1 : 0 ) );
collisionTest2( assert, {
collision: "fit"
}, {
top: 0,
left: 0
}, "no offset" );
collisionTest2( assert, {
collision: "fit",
at: "left+2 top+3"
}, {
top: 0,
left: 0
}, "with offset" );
if ( scrollTopSupport() ) {
win.scrollTop( 300 ).scrollLeft( 200 );
collisionTest( assert, {
collision: "fit"
}, {
top: 300,
left: 200
}, "window scrolled" );
win.scrollTop( 0 ).scrollLeft( 0 );
}
} );
QUnit.test( "collision: flip, no collision", function( assert ) {
assert.expect( 2 );
collisionTest( assert, {
collision: "flip"
}, {
top: 10,
left: 10
}, "no offset" );
collisionTest( assert, {
collision: "flip",
at: "right+2 bottom+3"
}, {
top: 13,
left: 12
}, "with offset" );
} );
QUnit.test( "collision: flip, collision", function( assert ) {
assert.expect( 2 );
collisionTest2( assert, {
collision: "flip"
}, {
top: 10,
left: 10
}, "no offset" );
collisionTest2( assert, {
collision: "flip",
at: "left+2 top+3"
}, {
top: 7,
left: 8
}, "with offset" );
} );
QUnit.test( "collision: flipfit, no collision", function( assert ) {
assert.expect( 2 );
collisionTest( assert, {
collision: "flipfit"
}, {
top: 10,
left: 10
}, "no offset" );
collisionTest( assert, {
collision: "flipfit",
at: "right+2 bottom+3"
}, {
top: 13,
left: 12
}, "with offset" );
} );
QUnit.test( "collision: flipfit, collision", function( assert ) {
assert.expect( 2 );
collisionTest2( assert, {
collision: "flipfit"
}, {
top: 10,
left: 10
}, "no offset" );
collisionTest2( assert, {
collision: "flipfit",
at: "left+2 top+3"
}, {
top: 7,
left: 8
}, "with offset" );
} );
QUnit.test( "collision: none, no collision", function( assert ) {
assert.expect( 2 );
collisionTest( assert, {
collision: "none"
}, {
top: 10,
left: 10
}, "no offset" );
collisionTest( assert, {
collision: "none",
at: "right+2 bottom+3"
}, {
top: 13,
left: 12
}, "with offset" );
} );
QUnit.test( "collision: none, collision", function( assert ) {
assert.expect( 2 );
collisionTest2( assert, {
collision: "none"
}, {
top: -6,
left: -6
}, "no offset" );
collisionTest2( assert, {
collision: "none",
at: "left+2 top+3"
}, {
top: -3,
left: -4
}, "with offset" );
} );
QUnit.test( "collision: fit, with margin", function( assert ) {
assert.expect( 2 );
$( "#elx" ).css( {
marginTop: 6,
marginLeft: 4
} );
collisionTest( assert, {
collision: "fit"
}, {
top: 10,
left: 10
}, "right bottom" );
collisionTest2( assert, {
collision: "fit"
}, {
top: 6,
left: 4
}, "left top" );
} );
QUnit.test( "collision: flip, with margin", function( assert ) {
assert.expect( 3 );
$( "#elx" ).css( {
marginTop: 6,
marginLeft: 4
} );
collisionTest( assert, {
collision: "flip"
}, {
top: 10,
left: 10
}, "left top" );
collisionTest2( assert, {
collision: "flip"
}, {
top: 10,
left: 10
}, "right bottom" );
collisionTest2( assert, {
collision: "flip",
my: "left top"
}, {
top: 0,
left: 4
}, "right bottom" );
} );
QUnit.test( "within", function( assert ) {
assert.expect( 7 );
collisionTest( assert, {
within: document
}, {
top: 10,
left: 10
}, "within document" );
collisionTest( assert, {
within: "#within",
collision: "fit"
}, {
top: 4,
left: 2
}, "fit - right bottom" );
collisionTest2( assert, {
within: "#within",
collision: "fit"
}, {
top: 2,
left: 0
}, "fit - left top" );
collisionTest( assert, {
within: "#within",
collision: "flip"
}, {
top: 10,
left: -6
}, "flip - right bottom" );
collisionTest2( assert, {
within: "#within",
collision: "flip"
}, {
top: 10,
left: -6
}, "flip - left top" );
collisionTest( assert, {
within: "#within",
collision: "flipfit"
}, {
top: 4,
left: 0
}, "flipfit - right bottom" );
collisionTest2( assert, {
within: "#within",
collision: "flipfit"
}, {
top: 4,
left: 0
}, "flipfit - left top" );
} );
// jQuery 3.2 incorrectly handle scrollbars in WebKit/Blink-based browsers.
// This is fixed in version 3.3, see https://github.com/jquery/jquery/issues/3589.
// As the data here comes from jQuery directly and the changes to fix it
// are non-trivial: https://github.com/jquery/jquery/pull/3656, just accept
// that scrollbar data in this jQuery version is inaccurate.
QUnit[ jQuery.fn.jquery.substring( 0, 4 ) === "3.2." ? "skip" : "test" ](
"with scrollbars", function( assert ) {
assert.expect( 4 );
$( "#scrollx" ).css( {
width: 100,
height: 100,
left: 0,
top: 0
} );
collisionTest( assert, {
of: "#scrollx",
collision: "fit",
within: "#scrollx"
}, {
top: 90,
left: 90
}, "visible" );
$( "#scrollx" ).css( {
overflow: "scroll"
} );
var scrollbarInfo = $.position.getScrollInfo( $.position.getWithinInfo( $( "#scrollx" ) ) );
collisionTest( assert, {
of: "#scrollx",
collision: "fit",
within: "#scrollx"
}, {
top: 90 - scrollbarInfo.height,
left: 90 - scrollbarInfo.width
}, "scroll" );
$( "#scrollx" ).css( {
overflow: "auto"
} );
collisionTest( assert, {
of: "#scrollx",
collision: "fit",
within: "#scrollx"
}, {
top: 90,
left: 90
}, "auto, no scroll" );
$( "#scrollx" ).css( {
overflow: "auto"
} ).append( $( "<div>" ).height( 300 ).width( 300 ) );
collisionTest( assert, {
of: "#scrollx",
collision: "fit",
within: "#scrollx"
}, {
top: 90 - scrollbarInfo.height,
left: 90 - scrollbarInfo.width
}, "auto, with scroll" );
} );
QUnit.test( "fractions", function( assert ) {
assert.expect( 1 );
$( "#fractions-element" ).position( {
my: "left top",
at: "left top",
of: "#fractions-parent",
collision: "none"
} );
assert.deepEqual( $( "#fractions-element" ).offset(), $( "#fractions-parent" ).offset(), "left top, left top" );
} );
QUnit.test( "bug #5280: consistent results (avoid fractional values)", function( assert ) {
assert.expect( 1 );
var wrapper = $( "#bug-5280" ),
elem = wrapper.children(),
offset1 = elem.position( {
my: "center",
at: "center",
of: wrapper,
collision: "none"
} ).offset(),
offset2 = elem.position( {
my: "center",
at: "center",
of: wrapper,
collision: "none"
} ).offset();
assert.deepEqual( offset1, offset2 );
} );
QUnit.test( "bug #8710: flip if flipped position fits more", function( assert ) {
assert.expect( 3 );
// Positions a 10px tall element within 99px height at top 90px.
collisionTest( assert, {
within: "#bug-8710-within-smaller",
of: "#parentx",
collision: "flip",
at: "right bottom+30"
}, {
top: 0,
left: 60
}, "flip - top fits all" );
// Positions a 10px tall element within 99px height at top 92px.
collisionTest( assert, {
within: "#bug-8710-within-smaller",
of: "#parentx",
collision: "flip",
at: "right bottom+32"
}, {
top: -2,
left: 60
}, "flip - top fits more" );
// Positions a 10px tall element within 101px height at top 92px.
collisionTest( assert, {
within: "#bug-8710-within-bigger",
of: "#parentx",
collision: "flip",
at: "right bottom+32"
}, {
top: 92,
left: 60
}, "no flip - top fits less" );
} );
} );