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42f369953b
MozReview-Commit-ID: 7kvVsF3Wq3z --HG-- extra : rebase_source : ac838d9888fdba002008bbf788ed3c7c6743f6ed
78 lines
3.5 KiB
JavaScript
78 lines
3.5 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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* http://creativecommons.org/publicdomain/zero/1.0/
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*/
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"use strict";
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add_task(async function() {
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const scale = window.QueryInterface(Ci.nsIInterfaceRequestor)
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.getInterface(Ci.nsIDocShell).QueryInterface(Ci.nsIBaseWindow)
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.devicePixelsPerDesktopPixel;
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let rect = TestRunner._findBoundingBox(["#tabbrowser-tabs"]);
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let element = document.querySelector("#tabbrowser-tabs");
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let tabBar = element.ownerDocument.getBoxObjectFor(element);
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// Calculate expected values
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let expectedLeft = scale * (tabBar.screenX - TestRunner.croppingPadding);
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let expectedTop = scale * (tabBar.screenY - TestRunner.croppingPadding);
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let expectedRight = scale * (tabBar.width + TestRunner.croppingPadding * 2) + expectedLeft;
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let expectedBottom = scale * (tabBar.height + TestRunner.croppingPadding * 2) + expectedTop;
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// Calculate browser region
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let windowLeft = window.screenX * scale;
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let windowTop = window.screenY * scale;
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let windowRight = window.outerWidth * scale + windowLeft;
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let windowBottom = window.outerHeight * scale + windowTop;
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// Adjust values based on browser window
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expectedLeft = Math.max(expectedLeft, windowLeft);
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expectedTop = Math.max(expectedTop, windowTop);
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expectedRight = Math.min(expectedRight, windowRight);
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expectedBottom = Math.min(expectedBottom, windowBottom);
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// Check width calculation on simple example
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is(rect.width, expectedRight - expectedLeft,
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"Checking _findBoundingBox width calculation");
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// Check height calculation on simple example
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is(rect.height, expectedBottom - expectedTop,
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"Checking _findBoundingBox height caclulation");
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rect = TestRunner._findBoundingBox(["#forward-button", "#TabsToolbar"]);
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element = document.querySelector("#TabsToolbar");
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let tabToolbar = element.ownerDocument.getBoxObjectFor(element);
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element = document.querySelector("#forward-button");
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let fButton = element.ownerDocument.getBoxObjectFor(element);
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// Calculate expected values
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expectedLeft = scale * (Math.min(tabToolbar.screenX, fButton.screenX)
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- TestRunner.croppingPadding);
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expectedTop = scale * (Math.min(tabToolbar.screenY, fButton.screenY)
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- TestRunner.croppingPadding);
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expectedRight = scale * (Math.max(tabToolbar.width + tabToolbar.screenX,
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fButton.width + fButton.screenX)
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+ TestRunner.croppingPadding);
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expectedBottom = scale * (Math.max(tabToolbar.height + tabToolbar.screenY,
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fButton.height + fButton.screenY)
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+ TestRunner.croppingPadding );
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// Adjust values based on browser window
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expectedLeft = Math.max(expectedLeft, windowLeft);
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expectedTop = Math.max(expectedTop, windowTop);
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expectedRight = Math.min(expectedRight, windowRight);
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expectedBottom = Math.min(expectedBottom, windowBottom);
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// Check width calculation on union
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is(rect.width, expectedRight - expectedLeft,
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"Checking _findBoundingBox union width calculation");
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// Check height calculation on union
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is(rect.height, expectedBottom - expectedTop,
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"Checking _findBoundingBox union height calculation");
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rect = TestRunner._findBoundingBox(["#does_not_exist"]);
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// Check that 'selector not found' returns null
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is(rect, null, "Checking that selector not found returns null");
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rect = TestRunner._findBoundingBox([]);
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// Check that no selectors returns null
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is(rect, null, "Checking that no selectors returns null");
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});
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