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1 <!doctype html> | |
2 <html> | |
3 <head> | |
4 <title>The line height calculation quirk</title> | |
5 <script src="../../../resources/testharness.js"></script> | |
6 <script src="../../../resources/testharnessreport.js"></script> | |
7 <style> iframe { width:200px; height:20px; } </style> | |
8 </head> | |
9 <body> | |
10 <div id=log></div> | |
11 <iframe id=quirks></iframe> | |
12 <iframe id=almost></iframe> | |
13 <iframe id=standards></iframe> | |
14 <script> | |
15 setup({explicit_done:true}); | |
16 | |
17 var png = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcS
JAAAACklEQVR4nGMAAQAABQABDQottAAAAABJRU5ErkJggg=="; | |
18 var preload = new Image(); | |
19 preload.src = png; | |
20 | |
21 onload = function() { | |
22 var html = "<style id=style></style>"; | |
23 var a_doctype = '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transition
al//EN" "http://www.w3.org/TR/html4/loose.dtd">'; | |
24 var s_doctype = '<!DOCTYPE HTML>'; | |
25 var q = document.getElementById('quirks').contentWindow; | |
26 var a = document.getElementById('almost').contentWindow; | |
27 var s = document.getElementById('standards').contentWindow; | |
28 q.document.open(); | |
29 q.document.write(html); | |
30 q.document.close(); | |
31 a.document.open(); | |
32 a.document.write(a_doctype + html); | |
33 a.document.close(); | |
34 s.document.open(); | |
35 s.document.write(s_doctype + html); | |
36 s.document.close(); | |
37 [q, a, s].forEach(function(win) { | |
38 ['style', 'test', 'ref', 's_ref'].forEach(function(id) { | |
39 win.__proto__.__defineGetter__(id, function() { return win.docum
ent.getElementById(id); }); | |
40 }); | |
41 }); | |
42 | |
43 var tests = [ | |
44 {style:'', body:'<div id=test><img src="{png}"></div><img id=ref src="{p
ng}"><div id=s_ref>x</div>'}, | |
45 {style:'', body:'<div id=test><img src="{png}"> <img src="{png}"></div><
div id=ref>x</div><div id=s_ref>x</div>'}, | |
46 {style:'', body:'<table><tr><td id=test><img src="{png}"><tr><td><img id
=ref src="{png}"><tr><td id=s_ref>x</table>'}, | |
47 {style:'', body:'<table><tr><td id=test><img src="{png}"> <img src="{png
}"><tr><td id=ref>x<tr><td id=s_ref>x</table>'}, | |
48 {style:'', body:'<pre id=test><img src="{png}"></pre><img id=ref src="{p
ng}"><pre id=s_ref>x</pre>'}, | |
49 {style:'', body:'<pre id=test><img src="{png}"> </pre><pre id=ref>x</pre
><pre id=s_ref>x</pre>'}, | |
50 {style:'span { margin:1px }', body:'<div id=test><span></span></div><div
id=ref></div><div id=s_ref>x</div>'}, | |
51 {style:'span { padding:1px 0 }', body:'<div id=test><span></span></div><
div id=ref></div><div id=s_ref></div>'}, | |
52 {style:'span { margin:0 1px }', body:'<div id=test><span></span></div><d
iv id=ref></div><div id=s_ref>x</div>'}, | |
53 {style:'span { margin:0 1px; padding:1px 0 }', body:'<div id=test><span>
</span></div><div id=ref></div><div id=s_ref>x</div>'}, | |
54 {style:'span { border-width:1px 0; border-style:solid }', body:'<div id=
test><span></span></div><div id=ref></div><div id=s_ref></div>'}, | |
55 {style:'span { border-width:1px; border-style:solid none }', body:'<div
id=test><span></span></div><div id=ref></div><div id=s_ref></div>'}, | |
56 {style:'span { border-width:1px; border-style:solid hidden }', body:'<di
v id=test><span></span></div><div id=ref></div><div id=s_ref></div>'}, | |
57 {style:'span { border-right:1px solid }', body:'<div id=test><span></spa
n></div><div id=ref>x</div><div id=s_ref>x</div>'}, | |
58 {style:'span { border-left:1px solid }', body:'<div id=test><span></span
></div><div id=ref>x</div><div id=s_ref>x</div>'}, | |
59 {style:'span { padding-right:1px }', body:'<div id=test><span></span></d
iv><div id=ref>x</div><div id=s_ref>x</div>'}, | |
60 {style:'span { padding-left:1px }', body:'<div id=test><span></span></di
v><div id=ref>x</div><div id=s_ref>x</div>'}, | |
61 {style:'span { display:inline-block; height:1px }', body:'<div id=test><
i><span></span> </i></div><span id=ref></span><div id=s_ref>x</div>'}, /* 16.6.1
: "If a space (U+0020) at the end of a line has 'white-space' set to 'normal', '
nowrap', or 'pre-line', it is also removed." */ | |
62 {style:'', body:'<div id=test><img src="{png}" border=1></div><img id=re
f src="{png}" height=3><div id=s_ref>x</div>'}, | |
63 {style:'#test img { padding:1px }', body:'<div id=test><img src="{png}">
</div><img id=ref src="{png}" height=3><div id=s_ref>x</div>'}, | |
64 {style:'iframe { height:1px }', body:'<div id=test><iframe></iframe></di
v><img id=ref src="{png}" height=5><div id=s_ref>x</div>'}, | |
65 {style:'#test::before { content:"" } #test::before, span { border:solid
}', body:'<div id=test></div><div id=ref><span>x</span></div><div id=s_ref><span
>x</span></div>'}, | |
66 {style:'div { line-height: 0;} span { margin:0 1px; line-height: normal;
}', body:'<div id=test>x<span></span></div><div id=ref>x</div><div id=s_ref>x<s
pan>x</span></div>'}, | |
67 ]; | |
68 | |
69 tests.forEach(function(t) { | |
70 test(function() { | |
71 var style = t.style.replace(/\{png\}/g, png); | |
72 var body = t.body.replace(/\{png\}/g, png); | |
73 q.style.textContent = style; | |
74 a.style.textContent = style; | |
75 s.style.textContent = style; | |
76 q.document.body.innerHTML = body; | |
77 a.document.body.innerHTML = body; | |
78 s.document.body.innerHTML = body; | |
79 | |
80 assert_equals(q.getComputedStyle(q.test).height, | |
81 q.getComputedStyle(q.ref).height, | |
82 'quirks mode'); | |
83 assert_equals(a.getComputedStyle(a.test).height, | |
84 a.getComputedStyle(a.ref).height, | |
85 'almost standards mode'); | |
86 assert_equals(s.getComputedStyle(s.test).height, | |
87 s.getComputedStyle(s.s_ref).height, | |
88 'standards mode'); | |
89 }, document.title+', '+t.style+t.body); | |
90 }); | |
91 | |
92 done(); | |
93 } | |
94 </script> | |
95 </body> | |
96 </html> | |
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