From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001 From: "Matt A. Tobin" Date: Fri, 2 Feb 2018 04:16:08 -0500 Subject: Add m-esr52 at 52.6.0 --- .../test/browser_thumbnails_bug727765.js | 29 ++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 toolkit/components/thumbnails/test/browser_thumbnails_bug727765.js (limited to 'toolkit/components/thumbnails/test/browser_thumbnails_bug727765.js') diff --git a/toolkit/components/thumbnails/test/browser_thumbnails_bug727765.js b/toolkit/components/thumbnails/test/browser_thumbnails_bug727765.js new file mode 100644 index 000000000..c4faac685 --- /dev/null +++ b/toolkit/components/thumbnails/test/browser_thumbnails_bug727765.js @@ -0,0 +1,29 @@ +/* Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ */ + +const URL = "http://mochi.test:8888/browser/toolkit/components/thumbnails/" + + "test/background_red_scroll.html"; + +function isRedThumbnailFuzz(r, g, b, expectedR, expectedB, expectedG, aFuzz) +{ + return (Math.abs(r - expectedR) <= aFuzz) && + (Math.abs(g - expectedG) <= aFuzz) && + (Math.abs(b - expectedB) <= aFuzz); +} + +// Test for black borders caused by scrollbars. +function* runTests() { + // Create a tab with a page with a red background and scrollbars. + yield addTab(URL); + yield captureAndCheckColor(255, 0, 0, "we have a red thumbnail"); + + // Check the thumbnail color of the bottom right pixel. + yield whenFileExists(URL); + yield retrieveImageDataForURL(URL, function (aData) { + let [r, g, b] = [].slice.call(aData, -4); + let fuzz = 2; // Windows 8 x64 blends with the scrollbar a bit. + var message = "Expected red thumbnail rgb(255, 0, 0), got " + r + "," + g + "," + b; + ok(isRedThumbnailFuzz(r, g, b, 255, 0, 0, fuzz), message); + next(); + }); +} -- cgit v1.2.3