third_party/WebKit/LayoutTests/jquery/resources/test/unit/offset.js

   1 module("offset", { teardown: moduleTeardown });
   2
   3 test("disconnected node", function() {
   4         expect(2);
   5
   6         var result = jQuery( document.createElement("div") ).offset();
   7
   8         equals( result.top, 0, "Check top" );
   9         equals( result.left, 0, "Check left" );
  10 });
  11
  12 var supportsScroll = false;
  13
  14 testoffset("absolute"/* in iframe */, function($, iframe) {
  15         expect(4);
  16
  17         var doc = iframe.document, tests;
  18
  19         // force a scroll value on the main window
  20         // this insures that the results will be wrong
  21         // if the offset method is using the scroll offset
  22         // of the parent window
  23         var forceScroll = jQuery('<div>', { width: 2000, height: 2000 }).appendTo('body');
  24         window.scrollTo(200, 200);
  25
  26         if ( document.documentElement.scrollTop || document.body.scrollTop ) {
  27                 supportsScroll = true;
  28         }
  29
  30         window.scrollTo(1, 1);
  31
  32         // get offset
  33         tests = [
  34                 { id: '#absolute-1', top: 1, left: 1 }
  35         ];
  36         jQuery.each( tests, function() {
  37                 equals( jQuery( this.id, doc ).offset().top,  this.top,  "jQuery('" + this.id + "').offset().top" );
  38                 equals( jQuery( this.id, doc ).offset().left, this.left, "jQuery('" + this.id + "').offset().left" );
  39         });
  40
  41
  42         // get position
  43         tests = [
  44                 { id: '#absolute-1', top: 0, left: 0 }
  45         ];
  46         jQuery.each( tests, function() {
  47                 equals( jQuery( this.id, doc ).position().top,  this.top,  "jQuery('" + this.id + "').position().top" );
  48                 equals( jQuery( this.id, doc ).position().left, this.left, "jQuery('" + this.id + "').position().left" );
  49         });
  50
  51         forceScroll.remove();
  52 });
  53
  54 testoffset("absolute", function( jQuery ) {
  55         expect(178);
  56
  57         // get offset tests
  58         var tests = [
  59                 { id: '#absolute-1',     top:  1, left:  1 },
  60                 { id: '#absolute-1-1',   top:  5, left:  5 },
  61                 { id: '#absolute-1-1-1', top:  9, left:  9 },
  62                 { id: '#absolute-2',     top: 20, left: 20 }
  63         ];
  64         jQuery.each( tests, function() {
  65                 equals( jQuery( this.id ).offset().top,  this.top,  "jQuery('" + this.id + "').offset().top" );
  66                 equals( jQuery( this.id ).offset().left, this.left, "jQuery('" + this.id + "').offset().left" );
  67         });
  68
  69
  70         // get position
  71         tests = [
  72                 { id: '#absolute-1',     top:  0, left:  0 },
  73                 { id: '#absolute-1-1',   top:  1, left:  1 },
  74                 { id: '#absolute-1-1-1', top:  1, left:  1 },
  75                 { id: '#absolute-2',     top: 19, left: 19 }
  76         ];
  77         jQuery.each( tests, function() {
  78                 equals( jQuery( this.id ).position().top,  this.top,  "jQuery('" + this.id + "').position().top" );
  79                 equals( jQuery( this.id ).position().left, this.left, "jQuery('" + this.id + "').position().left" );
  80         });
  81
  82         // test #5781
  83         var offset = jQuery( '#positionTest' ).offset({ top: 10, left: 10 }).offset();
  84         equals( offset.top,  10, "Setting offset on element with position absolute but 'auto' values." )
  85         equals( offset.left, 10, "Setting offset on element with position absolute but 'auto' values." )
  86
  87
  88         // set offset
  89         tests = [
  90                 { id: '#absolute-2',     top: 30, left: 30 },
  91                 { id: '#absolute-2',     top: 10, left: 10 },
  92                 { id: '#absolute-2',     top: -1, left: -1 },
  93                 { id: '#absolute-2',     top: 19, left: 19 },
  94                 { id: '#absolute-1-1-1', top: 15, left: 15 },
  95                 { id: '#absolute-1-1-1', top:  5, left:  5 },
  96                 { id: '#absolute-1-1-1', top: -1, left: -1 },
  97                 { id: '#absolute-1-1-1', top:  9, left:  9 },
  98                 { id: '#absolute-1-1',   top: 10, left: 10 },
  99                 { id: '#absolute-1-1',   top:  0, left:  0 },
 100                 { id: '#absolute-1-1',   top: -1, left: -1 },
 101                 { id: '#absolute-1-1',   top:  5, left:  5 },
 102                 { id: '#absolute-1',     top:  2, left:  2 },
 103                 { id: '#absolute-1',     top:  0, left:  0 },
 104                 { id: '#absolute-1',     top: -1, left: -1 },
 105                 { id: '#absolute-1',     top:  1, left:  1 }
 106         ];
 107         jQuery.each( tests, function() {
 108                 jQuery( this.id ).offset({ top: this.top, left: this.left });
 109                 equals( jQuery( this.id ).offset().top,  this.top,  "jQuery('" + this.id + "').offset({ top: "  + this.top  + " })" );
 110                 equals( jQuery( this.id ).offset().left, this.left, "jQuery('" + this.id + "').offset({ left: " + this.left + " })" );
 111
 112                 var top = this.top, left = this.left;
 113
 114                 jQuery( this.id ).offset(function(i, val){
 115                         equals( val.top, top, "Verify incoming top position." );
 116                         equals( val.left, left, "Verify incoming top position." );
 117                         return { top: top + 1, left: left + 1 };
 118                 });
 119                 equals( jQuery( this.id ).offset().top,  this.top  + 1, "jQuery('" + this.id + "').offset({ top: "  + (this.top  + 1) + " })" );
 120                 equals( jQuery( this.id ).offset().left, this.left + 1, "jQuery('" + this.id + "').offset({ left: " + (this.left + 1) + " })" );
 121
 122                 jQuery( this.id )
 123                         .offset({ left: this.left + 2 })
 124                         .offset({ top:  this.top  + 2 });
 125                 equals( jQuery( this.id ).offset().top,  this.top  + 2, "Setting one property at a time." );
 126                 equals( jQuery( this.id ).offset().left, this.left + 2, "Setting one property at a time." );
 127
 128                 jQuery( this.id ).offset({ top: this.top, left: this.left, using: function( props ) {
 129                         jQuery( this ).css({
 130                                 top:  props.top  + 1,
 131                                 left: props.left + 1
 132                         });
 133                 }});
 134                 equals( jQuery( this.id ).offset().top,  this.top  + 1, "jQuery('" + this.id + "').offset({ top: "  + (this.top  + 1) + ", using: fn })" );
 135                 equals( jQuery( this.id ).offset().left, this.left + 1, "jQuery('" + this.id + "').offset({ left: " + (this.left + 1) + ", using: fn })" );
 136         });
 137 });
 138
 139 testoffset("relative", function( jQuery ) {
 140         expect(60);
 141
 142         // IE is collapsing the top margin of 1px
 143         var ie = jQuery.browser.msie && parseInt( jQuery.browser.version, 10 ) < 8;
 144
 145         // get offset
 146         var tests = [
 147                 { id: '#relative-1',   top: ie ?   6 :   7, left:  7 },
 148                 { id: '#relative-1-1', top: ie ?  13 :  15, left: 15 },
 149                 { id: '#relative-2',   top: ie ? 141 : 142, left: 27 }
 150         ];
 151         jQuery.each( tests, function() {
 152                 equals( jQuery( this.id ).offset().top,  this.top,  "jQuery('" + this.id + "').offset().top" );
 153                 equals( jQuery( this.id ).offset().left, this.left, "jQuery('" + this.id + "').offset().left" );
 154         });
 155
 156
 157         // get position
 158         tests = [
 159                 { id: '#relative-1',   top: ie ?   5 :   6, left:  6 },
 160                 { id: '#relative-1-1', top: ie ?   4 :   5, left:  5 },
 161                 { id: '#relative-2',   top: ie ? 140 : 141, left: 26 }
 162         ];
 163         jQuery.each( tests, function() {
 164                 equals( jQuery( this.id ).position().top,  this.top,  "jQuery('" + this.id + "').position().top" );
 165                 equals( jQuery( this.id ).position().left, this.left, "jQuery('" + this.id + "').position().left" );
 166         });
 167
 168
 169         // set offset
 170         tests = [
 171                 { id: '#relative-2',   top: 200, left:  50 },
 172                 { id: '#relative-2',   top: 100, left:  10 },
 173                 { id: '#relative-2',   top:  -5, left:  -5 },
 174                 { id: '#relative-2',   top: 142, left:  27 },
 175                 { id: '#relative-1-1', top: 100, left: 100 },
 176                 { id: '#relative-1-1', top:   5, left:   5 },
 177                 { id: '#relative-1-1', top:  -1, left:  -1 },
 178                 { id: '#relative-1-1', top:  15, left:  15 },
 179                 { id: '#relative-1',   top: 100, left: 100 },
 180                 { id: '#relative-1',   top:   0, left:   0 },
 181                 { id: '#relative-1',   top:  -1, left:  -1 },
 182                 { id: '#relative-1',   top:   7, left:   7 }
 183         ];
 184         jQuery.each( tests, function() {
 185                 jQuery( this.id ).offset({ top: this.top, left: this.left });
 186                 equals( jQuery( this.id ).offset().top,  this.top,  "jQuery('" + this.id + "').offset({ top: "  + this.top  + " })" );
 187                 equals( jQuery( this.id ).offset().left, this.left, "jQuery('" + this.id + "').offset({ left: " + this.left + " })" );
 188
 189                 jQuery( this.id ).offset({ top: this.top, left: this.left, using: function( props ) {
 190                         jQuery( this ).css({
 191                                 top:  props.top  + 1,
 192                                 left: props.left + 1
 193                         });
 194                 }});
 195                 equals( jQuery( this.id ).offset().top,  this.top  + 1, "jQuery('" + this.id + "').offset({ top: "  + (this.top  + 1) + ", using: fn })" );
 196                 equals( jQuery( this.id ).offset().left, this.left + 1, "jQuery('" + this.id + "').offset({ left: " + (this.left + 1) + ", using: fn })" );
 197         });
 198 });
 199
 200 testoffset("static", function( jQuery ) {
 201         expect(80);
 202
 203         // IE is collapsing the top margin of 1px
 204         var ie = jQuery.browser.msie && parseInt( jQuery.browser.version, 10 ) < 8;
 205
 206         // get offset
 207         var tests = [
 208                 { id: '#static-1',     top: ie ?   6 :   7, left:  7 },
 209                 { id: '#static-1-1',   top: ie ?  13 :  15, left: 15 },
 210                 { id: '#static-1-1-1', top: ie ?  20 :  23, left: 23 },
 211                 { id: '#static-2',     top: ie ? 121 : 122, left:  7 }
 212         ];
 213         jQuery.each( tests, function() {
 214                 equals( jQuery( this.id ).offset().top,  this.top,  "jQuery('" + this.id + "').offset().top" );
 215                 equals( jQuery( this.id ).offset().left, this.left, "jQuery('" + this.id + "').offset().left" );
 216         });
 217
 218
 219         // get position
 220         tests = [
 221                 { id: '#static-1',     top: ie ?   5 :   6, left:  6 },
 222                 { id: '#static-1-1',   top: ie ?  12 :  14, left: 14 },
 223                 { id: '#static-1-1-1', top: ie ?  19 :  22, left: 22 },
 224                 { id: '#static-2',     top: ie ? 120 : 121, left:  6 }
 225         ];
 226         jQuery.each( tests, function() {
 227                 equals( jQuery( this.id ).position().top,  this.top,  "jQuery('" + this.top  + "').position().top" );
 228                 equals( jQuery( this.id ).position().left, this.left, "jQuery('" + this.left +"').position().left" );
 229         });
 230
 231
 232         // set offset
 233         tests = [
 234                 { id: '#static-2',     top: 200, left: 200 },
 235                 { id: '#static-2',     top: 100, left: 100 },
 236                 { id: '#static-2',     top:  -2, left:  -2 },
 237                 { id: '#static-2',     top: 121, left:   6 },
 238                 { id: '#static-1-1-1', top:  50, left:  50 },
 239                 { id: '#static-1-1-1', top:  10, left:  10 },
 240                 { id: '#static-1-1-1', top:  -1, left:  -1 },
 241                 { id: '#static-1-1-1', top:  22, left:  22 },
 242                 { id: '#static-1-1',   top:  25, left:  25 },
 243                 { id: '#static-1-1',   top:  10, left:  10 },
 244                 { id: '#static-1-1',   top:  -3, left:  -3 },
 245                 { id: '#static-1-1',   top:  14, left:  14 },
 246                 { id: '#static-1',     top:  30, left:  30 },
 247                 { id: '#static-1',     top:   2, left:   2 },
 248                 { id: '#static-1',     top:  -2, left:  -2 },
 249                 { id: '#static-1',     top:   7, left:   7 }
 250         ];
 251         jQuery.each( tests, function() {
 252                 jQuery( this.id ).offset({ top: this.top, left: this.left });
 253                 equals( jQuery( this.id ).offset().top,  this.top,  "jQuery('" + this.id + "').offset({ top: "  + this.top  + " })" );
 254                 equals( jQuery( this.id ).offset().left, this.left, "jQuery('" + this.id + "').offset({ left: " + this.left + " })" );
 255
 256                 jQuery( this.id ).offset({ top: this.top, left: this.left, using: function( props ) {
 257                         jQuery( this ).css({
 258                                 top:  props.top  + 1,
 259                                 left: props.left + 1
 260                         });
 261                 }});
 262                 equals( jQuery( this.id ).offset().top,  this.top  + 1, "jQuery('" + this.id + "').offset({ top: "  + (this.top  + 1) + ", using: fn })" );
 263                 equals( jQuery( this.id ).offset().left, this.left + 1, "jQuery('" + this.id + "').offset({ left: " + (this.left + 1) + ", using: fn })" );
 264         });
 265 });
 266
 267 testoffset("fixed", function( jQuery ) {
 268         expect(28);
 269
 270         jQuery.offset.initialize();
 271
 272         var tests = [
 273                 { id: '#fixed-1', top: 1001, left: 1001 },
 274                 { id: '#fixed-2', top: 1021, left: 1021 }
 275         ];
 276
 277         jQuery.each( tests, function() {
 278                 if ( !supportsScroll ) {
 279                         ok( true, "Browser doesn't support scroll position." );
 280                         ok( true, "Browser doesn't support scroll position." );
 281
 282                 } else if ( jQuery.offset.supportsFixedPosition ) {
 283                         equals( jQuery( this.id ).offset().top,  this.top,  "jQuery('" + this.id + "').offset().top" );
 284                         equals( jQuery( this.id ).offset().left, this.left, "jQuery('" + this.id + "').offset().left" );
 285                 } else {
 286                         // need to have same number of assertions
 287                         ok( true, 'Fixed position is not supported' );
 288                         ok( true, 'Fixed position is not supported' );
 289                 }
 290         });
 291
 292         tests = [
 293                 { id: '#fixed-1', top: 100, left: 100 },
 294                 { id: '#fixed-1', top:   0, left:   0 },
 295                 { id: '#fixed-1', top:  -4, left:  -4 },
 296                 { id: '#fixed-2', top: 200, left: 200 },
 297                 { id: '#fixed-2', top:   0, left:   0 },
 298                 { id: '#fixed-2', top:  -5, left:  -5 }
 299         ];
 300
 301         jQuery.each( tests, function() {
 302                 if ( jQuery.offset.supportsFixedPosition ) {
 303                         jQuery( this.id ).offset({ top: this.top, left: this.left });
 304                         equals( jQuery( this.id ).offset().top,  this.top,  "jQuery('" + this.id + "').offset({ top: "  + this.top  + " })" );
 305                         equals( jQuery( this.id ).offset().left, this.left, "jQuery('" + this.id + "').offset({ left: " + this.left + " })" );
 306
 307                         jQuery( this.id ).offset({ top: this.top, left: this.left, using: function( props ) {
 308                                 jQuery( this ).css({
 309                                         top:  props.top  + 1,
 310                                         left: props.left + 1
 311                                 });
 312                         }});
 313                         equals( jQuery( this.id ).offset().top,  this.top  + 1, "jQuery('" + this.id + "').offset({ top: "  + (this.top  + 1) + ", using: fn })" );
 314                         equals( jQuery( this.id ).offset().left, this.left + 1, "jQuery('" + this.id + "').offset({ left: " + (this.left + 1) + ", using: fn })" );
 315                 } else {
 316                         // need to have same number of assertions
 317                         ok( true, 'Fixed position is not supported' );
 318                         ok( true, 'Fixed position is not supported' );
 319                         ok( true, 'Fixed position is not supported' );
 320                         ok( true, 'Fixed position is not supported' );
 321                 }
 322         });
 323 });
 324
 325 testoffset("table", function( jQuery ) {
 326         expect(4);
 327
 328         equals( jQuery('#table-1').offset().top, 6, "jQuery('#table-1').offset().top" );
 329         equals( jQuery('#table-1').offset().left, 6, "jQuery('#table-1').offset().left" );
 330
 331         equals( jQuery('#th-1').offset().top, 10, "jQuery('#th-1').offset().top" );
 332         equals( jQuery('#th-1').offset().left, 10, "jQuery('#th-1').offset().left" );
 333 });
 334
 335 testoffset("scroll", function( jQuery, win ) {
 336         expect(16);
 337
 338         var ie = jQuery.browser.msie && parseInt( jQuery.browser.version, 10 ) < 8;
 339
 340         // IE is collapsing the top margin of 1px
 341         equals( jQuery('#scroll-1').offset().top, ie ? 6 : 7, "jQuery('#scroll-1').offset().top" );
 342         equals( jQuery('#scroll-1').offset().left, 7, "jQuery('#scroll-1').offset().left" );
 343
 344         // IE is collapsing the top margin of 1px
 345         equals( jQuery('#scroll-1-1').offset().top, ie ? 9 : 11, "jQuery('#scroll-1-1').offset().top" );
 346         equals( jQuery('#scroll-1-1').offset().left, 11, "jQuery('#scroll-1-1').offset().left" );
 347
 348
 349         // scroll offset tests .scrollTop/Left
 350         equals( jQuery('#scroll-1').scrollTop(), 5, "jQuery('#scroll-1').scrollTop()" );
 351         equals( jQuery('#scroll-1').scrollLeft(), 5, "jQuery('#scroll-1').scrollLeft()" );
 352
 353         equals( jQuery('#scroll-1-1').scrollTop(), 0, "jQuery('#scroll-1-1').scrollTop()" );
 354         equals( jQuery('#scroll-1-1').scrollLeft(), 0, "jQuery('#scroll-1-1').scrollLeft()" );
 355
 356         // equals( jQuery('body').scrollTop(), 0, "jQuery('body').scrollTop()" );
 357         // equals( jQuery('body').scrollLeft(), 0, "jQuery('body').scrollTop()" );
 358
 359         win.name = "test";
 360
 361         if ( !supportsScroll ) {
 362                 ok( true, "Browser doesn't support scroll position." );
 363                 ok( true, "Browser doesn't support scroll position." );
 364
 365                 ok( true, "Browser doesn't support scroll position." );
 366                 ok( true, "Browser doesn't support scroll position." );
 367         } else {
 368                 equals( jQuery(win).scrollTop(), 1000, "jQuery(window).scrollTop()" );
 369                 equals( jQuery(win).scrollLeft(), 1000, "jQuery(window).scrollLeft()" );
 370
 371                 equals( jQuery(win.document).scrollTop(), 1000, "jQuery(document).scrollTop()" );
 372                 equals( jQuery(win.document).scrollLeft(), 1000, "jQuery(document).scrollLeft()" );
 373         }
 374
 375         // test jQuery using parent window/document
 376         // jQuery reference here is in the iframe
 377         window.scrollTo(0,0);
 378         equals( jQuery(window).scrollTop(), 0, "jQuery(window).scrollTop() other window" );
 379         equals( jQuery(window).scrollLeft(), 0, "jQuery(window).scrollLeft() other window" );
 380         equals( jQuery(document).scrollTop(), 0, "jQuery(window).scrollTop() other document" );
 381         equals( jQuery(document).scrollLeft(), 0, "jQuery(window).scrollLeft() other document" );
 382 });
 383
 384 testoffset("body", function( jQuery ) {
 385         expect(2);
 386
 387         equals( jQuery('body').offset().top, 1, "jQuery('#body').offset().top" );
 388         equals( jQuery('body').offset().left, 1, "jQuery('#body').offset().left" );
 389 });
 390
 391 test("Chaining offset(coords) returns jQuery object", function() {
 392         expect(2);
 393         var coords = { top:  1, left:  1 };
 394         equals( jQuery("#absolute-1").offset(coords).selector, "#absolute-1", "offset(coords) returns jQuery object" );
 395         equals( jQuery("#non-existent").offset(coords).selector, "#non-existent", "offset(coords) with empty jQuery set returns jQuery object" );
 396 });
 397
 398 test("offsetParent", function(){
 399         expect(11);
 400
 401         var body = jQuery("body").offsetParent();
 402         equals( body.length, 1, "Only one offsetParent found." );
 403         equals( body[0], document.body, "The body is its own offsetParent." );
 404
 405         var header = jQuery("#qunit-header").offsetParent();
 406         equals( header.length, 1, "Only one offsetParent found." );
 407         equals( header[0], document.body, "The body is the offsetParent." );
 408
 409         var div = jQuery("#nothiddendivchild").offsetParent();
 410         equals( div.length, 1, "Only one offsetParent found." );
 411         equals( div[0], document.body, "The body is the offsetParent." );
 412
 413         jQuery("#nothiddendiv").css("position", "relative");
 414
 415         div = jQuery("#nothiddendivchild").offsetParent();
 416         equals( div.length, 1, "Only one offsetParent found." );
 417         equals( div[0], jQuery("#nothiddendiv")[0], "The div is the offsetParent." );
 418
 419         div = jQuery("body, #nothiddendivchild").offsetParent();
 420         equals( div.length, 2, "Two offsetParent found." );
 421         equals( div[0], document.body, "The body is the offsetParent." );
 422         equals( div[1], jQuery("#nothiddendiv")[0], "The div is the offsetParent." );
 423 });
 424
 425 function testoffset(name, fn) {
 426
 427         test(name, function() {
 428                 // pause execution for now
 429                 stop();
 430
 431                 // load fixture in iframe
 432                 var iframe = loadFixture(),
 433                         win = iframe.contentWindow,
 434                         interval = setInterval( function() {
 435                                 if ( win && win.jQuery && win.jQuery.isReady ) {
 436                                         clearInterval( interval );
 437                                         // continue
 438                                         start();
 439                                         // call actual tests passing the correct jQuery isntance to use
 440                                         fn.call( this, win.jQuery, win );
 441                                         document.body.removeChild( iframe );
 442                                         iframe = null;
 443                                 }
 444                         }, 15 );
 445         });
 446
 447         function loadFixture() {
 448                 var src = './data/offset/' + name + '.html?' + parseInt( Math.random()*1000, 10 ),
 449                         iframe = jQuery('<iframe />').css({
 450                                 width: 500, height: 500, position: 'absolute', top: -600, left: -600, visiblity: 'hidden'
 451                         }).appendTo('body')[0];
 452                 iframe.contentWindow.location = src;
 453                 return iframe;
 454         }
 455 }