Adding column-fill-balance-orthog-block-001 (about column-fill: balan… (#33485)
* Adding column-fill-balance-orthog-block-001 (about column-fill: balance and min content inline size)
* Modified column-fill-balance-orthog-block-001 according to review comments
diff --git a/css/css-multicol/column-fill-balance-orthog-block-001.html b/css/css-multicol/column-fill-balance-orthog-block-001.html
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+<!DOCTYPE html>
+
+<meta charset="UTF-8">
+
+ <title>CSS Writing Modes Test: 'column-fill: balance' of a vertical writing mode block in orthogonal context</title>
+
+ <link rel="author" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/">
+ <link rel="help" href="https://www.w3.org/TR/css3-multicol/#cf">
+ <link rel="help" href="https://www.w3.org/TR/css-writing-modes-4/#auto-multicol">
+ <link rel="match" href="reference/column-fill-balance-orthog-block-001-ref.html">
+
+ <!--
+
+ Issue 719014: column-fill: balance of a vertical block in orthogonal context incorrectly rendered
+ https://bugs.chromium.org/p/chromium/issues/detail?id=719014
+
+ -->
+
+ <meta content="" name="flags">
+ <meta name="assert" content="This test checks if a multi-column container with 'column-fill' set to 'balance' will not break an unbreakable run of text and will honor min-content inline size of a block that has its writing mode set to 'vertical-rl'. In this test, the word 'TEXT' should not break, even if div#multi-col's 'height' is set to '49px'.">
+
+ <style>
+ div#multi-col
+ {
+ background-color: yellow; /* Not part of the test */
+ columns: 2 auto;
+ column-fill: balance; /* Balance content equally between columns, if possible. */
+ height: 250px; /* more than enough to display "TEXT" */
+ }
+
+ div#unbreakable-block
+ {
+ background-color: lime; /* Not part of the test */
+ font-size: 50px;
+ line-height: 1.2; /* Not part of the test */
+ writing-mode: vertical-rl;
+ }
+ </style>
+
+ <p>Test passes if the word "TEXT" is unbroken and rotated 90 degrees clock-wise.
+
+ <div id="multi-col">
+ <div id="unbreakable-block">TEXT</div>
+ </div>
diff --git a/css/css-multicol/reference/column-fill-balance-orthog-block-001-ref.html b/css/css-multicol/reference/column-fill-balance-orthog-block-001-ref.html
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+<!DOCTYPE html>
+
+ <meta charset="UTF-8">
+
+ <title>CSS Reftest Reference</title>
+
+ <link rel="author" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/">
+
+ <style>
+ div#outer
+ {
+ background-color: yellow;
+ height: 250px;
+ }
+
+ div#inner
+ {
+ background-color: lime;
+ font-size: 50px;
+ line-height: 1.2;
+ writing-mode: vertical-rl;
+ }
+ </style>
+
+ <p>Test passes if the word "TEXT" is unbroken and rotated 90 degrees clock-wise.
+
+ <div id="outer">
+ <div id="inner">TEXT</div>
+ </div>
