| <!DOCTYPE html> |
| <link rel="help" href="https://drafts.csswg.org/css-flexbox-1/#flex-lines"> |
| <link rel="stylesheet" type="text/css" href="/fonts/ahem.css"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <style> |
| .flex { |
| display: flex; |
| flex-direction: column; |
| flex-wrap: wrap; |
| font: 20px/1 Ahem; |
| } |
| </style> |
| |
| <!-- Test 1: single grow item fills to container height --> |
| <div class="flex" style="max-height: 100px; width: 100px"> |
| <div id="t1" style="width: 50px; height: 50px; flex-grow: 1"></div> |
| <div style="width: 50px; height: 100px"></div> |
| </div> |
| |
| <!-- Test 2: max-height on item is respected --> |
| <div class="flex" style="max-height: 100px; width: 150px"> |
| <div id="t2a" style="width: 50px; height: 20px; flex-grow: 1; max-height: 40px"></div> |
| <div id="t2b" style="width: 50px; height: 30px; flex-grow: 1"></div> |
| <div style="width: 50px; height: 100px"></div> |
| </div> |
| |
| <!-- Test 3: proportional grow --> |
| <div class="flex" style="max-height: 100px; width: 150px"> |
| <div id="t3a" style="width: 50px; height: 10px; flex-grow: 2"></div> |
| <div id="t3b" style="width: 50px; height: 10px; flex-grow: 1"></div> |
| <div style="width: 50px; height: 100px"></div> |
| </div> |
| |
| <script> |
| test(function() { |
| assert_equals(document.getElementById("t1").offsetHeight, 100, |
| "Item should grow from 50px to 100px to fill the line"); |
| }, "Single flex-grow item fills multi-line column container height"); |
| |
| test(function() { |
| assert_equals(document.getElementById("t2a").offsetHeight, 40, |
| "Item should grow but be clamped by max-height: 40px"); |
| assert_equals(document.getElementById("t2b").offsetHeight, 60, |
| "Remaining space should go to the other grow item"); |
| }, "flex-grow respects max-height on individual items"); |
| |
| test(function() { |
| var a = document.getElementById("t3a").offsetHeight; |
| var b = document.getElementById("t3b").offsetHeight; |
| assert_equals(a + b, 100, "Items should fill 100px total"); |
| assert_greater_than(a, b, "Item with flex-grow: 2 should be taller"); |
| }, "flex-grow distributes space proportionally"); |
| </script> |
