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| 1 <!DOCTYPE HTML> | |
| 2 <title>SVGLengthList, insertItemBefore()</title> | |
| 3 <script src="../../resources/testharness.js"></script> | |
| 4 <script src="../../resources/testharnessreport.js"></script> | |
| 5 <svg width="200" height="200"> | |
| 6 <text x="500 1000 1500" y="50"> ABC </text> | |
| 7 </svg> | |
| 8 <script> | |
| 9 test(function() { | |
| 10 // This is a test of the SVGLengthList::insertItemBefore() API. | |
| 11 | |
| 12 var svg = document.querySelector("svg"); | |
| 13 var list = document.querySelector("text").x.baseVal; | |
| 14 | |
| 15 // Create three SVGLength objects, with values=50,100,150"); | |
| 16 var newLength1 = svg.createSVGLength(); | |
| 17 newLength1.value = 50; | |
| 18 assert_equals(newLength1.value, 50); | |
| 19 | |
| 20 var newLength2 = svg.createSVGLength(); | |
| 21 newLength2.value = 100; | |
| 22 assert_equals(newLength2.value, 100); | |
| 23 | |
| 24 var newLength3 = svg.createSVGLength(); | |
| 25 newLength3.value = 150; | |
| 26 assert_equals(newLength3.value, 150); | |
| 27 | |
| 28 assert_equals(newLength1 != newLength2, true); | |
|
Srirama
2016/09/17 11:27:52
use assert_not_equals here and below.
Shanmuga Pandi
2016/09/17 12:29:33
Done.
| |
| 29 assert_equals(newLength2 != newLength3, true); | |
| 30 assert_equals(newLength3 != newLength1, true); | |
| 31 assert_equals(newLength1.value == newLength2.value - 50, true); | |
|
Srirama
2016/09/17 11:27:52
assert_equals(newLength1.value, newLength2.value -
Shanmuga Pandi
2016/09/17 12:29:33
Done.
| |
| 32 assert_equals(newLength2.value + 50 == newLength3.value, true); | |
|
Srirama
2016/09/17 11:27:52
modify this as well.
Shanmuga Pandi
2016/09/17 12:29:33
Done.
| |
| 33 | |
| 34 // Check initial list state"); | |
| 35 assert_equals(list.numberOfItems, 3); | |
| 36 assert_equals(list.getItem(0).value, 500); | |
| 37 assert_equals(list.getItem(1).value, 1000); | |
| 38 assert_equals(list.getItem(2).value, 1500); | |
| 39 assert_throws("IndexSizeError", function() { list.getItem(3); }); | |
| 40 | |
| 41 // Spec: If the index is greater than or equal to numberOfItems, then the new item is appended to the end of the list. | |
| 42 // Insert item 'newLength1' at the end of the list, by using a large index. | |
| 43 assert_equals(list.insertItemBefore(newLength1, 1000).value, newLength1.value) ; | |
| 44 assert_equals(list.numberOfItems, 4); | |
| 45 assert_equals(list.getItem(0).value, 500); | |
| 46 assert_equals(list.getItem(1).value, 1000); | |
| 47 assert_equals(list.getItem(2).value, 1500); | |
| 48 assert_equals(list.getItem(3).value, 50); | |
| 49 assert_throws("IndexSizeError", function() { list.getItem(4); }); | |
| 50 | |
| 51 // Storing getItem(0/1/2) in local variables. | |
| 52 var item0 = list.getItem(0); | |
| 53 var item1 = list.getItem(1); | |
| 54 var item2 = list.getItem(2); | |
| 55 var item3 = list.getItem(3); | |
| 56 | |
| 57 // Spec: If the index is equal to 0, then the new item is inserted at the fron t of the list. | |
| 58 // Insert item 'newLength2' at the front of the list, by using index=0". | |
| 59 assert_equals(list.insertItemBefore(newLength2, 0).value, newLength2.value); | |
| 60 assert_equals(list.numberOfItems, 5); | |
| 61 assert_equals(list.getItem(0).value, 100); | |
| 62 assert_equals(list.getItem(1).value, 500); | |
| 63 assert_equals(list.getItem(2).value, 1000); | |
| 64 assert_equals(list.getItem(3).value, 1500); | |
| 65 assert_equals(list.getItem(4).value, 50); | |
| 66 assert_throws("IndexSizeError", function() { list.getItem(5); }); | |
| 67 | |
| 68 // Assure that previously saved wrappers still show the old values. | |
| 69 assert_equals(item0.value, 500); | |
| 70 assert_equals(item1.value, 1000); | |
| 71 assert_equals(item2.value, 1500); | |
| 72 assert_equals(item3.value, 50); | |
| 73 | |
| 74 // Spec: The index of the item before which the new item is to be inserted. | |
| 75 | |
| 76 // Insert item 'newLength3' at position=2, between '500' and '1000'. | |
| 77 assert_equals(list.insertItemBefore(newLength3, 2).value, newLength3.value); | |
| 78 assert_equals(list.numberOfItems, 6); | |
| 79 assert_equals(list.getItem(0).value, 100); | |
| 80 assert_equals(list.getItem(1).value, 500); | |
| 81 assert_equals(list.getItem(2).value, 150); | |
| 82 assert_equals(list.getItem(3).value, 1000); | |
| 83 assert_equals(list.getItem(4).value, 1500); | |
| 84 assert_equals(list.getItem(5).value, 50); | |
| 85 assert_throws("IndexSizeError", function() { list.getItem(6); }); | |
| 86 | |
| 87 // Spec: If newItem is already in a list, then a new object is created with th e same values as newItem and this item is inserted into the list. | |
| 88 // Otherwise, newItem itself is inserted into the list. | |
| 89 | |
| 90 // Insert item 'newLength3' at position=1, between '100' and '500', should not remove it from the old position=2 afterwards."); | |
| 91 assert_equals(list.insertItemBefore(newLength3, 1).value, newLength3.value); | |
| 92 assert_equals(list.numberOfItems, 7); | |
| 93 assert_equals(list.getItem(0).value, 100); | |
| 94 assert_equals(list.getItem(1).value, 150); | |
| 95 assert_equals(list.getItem(2).value, 500); | |
| 96 assert_equals(list.getItem(3).value, 150); | |
| 97 assert_equals(list.getItem(4).value, 1000); | |
| 98 assert_equals(list.getItem(5).value, 1500); | |
| 99 assert_equals(list.getItem(6).value, 50); | |
| 100 assert_throws("IndexSizeError", function() { list.getItem(7); }); | |
| 101 | |
| 102 // Insert item 'newLength1' at position=0, before '100', should not remove it from the old position=6 afterwards. | |
| 103 assert_equals(list.insertItemBefore(newLength1, 0).value, newLength1.value); | |
| 104 assert_equals(list.numberOfItems, 8); | |
| 105 assert_equals(list.getItem(0).value, 50); | |
| 106 assert_equals(list.getItem(1).value, 100); | |
| 107 assert_equals(list.getItem(2).value, 150); | |
| 108 assert_equals(list.getItem(3).value, 500); | |
| 109 assert_equals(list.getItem(4).value, 150); | |
| 110 assert_equals(list.getItem(5).value, 1000); | |
| 111 assert_equals(list.getItem(6).value, 1500); | |
| 112 assert_equals(list.getItem(7).value, 50); | |
| 113 assert_throws("IndexSizeError", function() { list.getItem(8); }); | |
| 114 }); | |
| 115 </script> | |
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