<!DOCTYPE HTML> <html lang="en"> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=401046 --> <head> <title>Test for Bug 401046</title> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> <style type="text/css"> #display span { margin-bottom: 1em; } </style> </head> <body> <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=401046">Mozilla Bug 401046</a> <p id="display" lang="zh-Hans"> <span id="s0" style="font-size: 0">汉字</span> <span id="s4" style="font-size: 4px">汉字</span> <span id="s12" style="font-size: 12px">汉字</span> <span id="s28" style="font-size: 28px">汉字</span> </p> <div id="content" style="display: none"> </div> <pre id="test"> <script class="testbody" type="text/javascript"> /** Test for Bug 401046 **/ SimpleTest.waitForExplicitFinish(); var elts = [ document.getElementById("s0"), document.getElementById("s4"), document.getElementById("s12"), document.getElementById("s28") ]; function fs(idx) { // The computed font size actually *doesn't* currently reflect the // minimum font size preference, but things in em units do. Not sure // if this is how it ought to be... return getComputedStyle(elts[idx], "").marginBottom; } SpecialPowers.pushPrefEnv({'clear': [['font.minimum-size.zh-CN']]}, step1); function step1() { is(fs(0), "0px", "at min font size 0, 0px should compute to 0px"); is(fs(1), "4px", "at min font size 0, 4px should compute to 4px"); is(fs(2), "12px", "at min font size 0, 12px should compute to 12px"); is(fs(3), "28px", "at min font size 0, 28px should compute to 28px"); SpecialPowers.pushPrefEnv({'set': [['font.minimum-size.zh-CN', 7]]}, step2); } function step2() { is(fs(0), "0px", "at min font size 7, 0px should compute to 0px"); is(fs(1), "7px", "at min font size 7, 4px should compute to 7px"); is(fs(2), "12px", "at min font size 7, 12px should compute to 12px"); is(fs(3), "28px", "at min font size 7, 28px should compute to 28px"); SpecialPowers.pushPrefEnv({'set': [['font.minimum-size.zh-CN', 18]]}, step3); } function step3() { is(fs(0), "0px", "at min font size 18, 0px should compute to 0px"); is(fs(1), "18px", "at min font size 18, 4px should compute to 18px"); is(fs(2), "18px", "at min font size 18, 12px should compute to 18px"); is(fs(3), "28px", "at min font size 18, 28px should compute to 28px"); SpecialPowers.pushPrefEnv({'clear': [['font.minimum-size.zh-CN']]}, SimpleTest.finish); } </script> </pre> </body> </html>