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Test Info:
/* Any copyright is dedicated to the Public Domain.
*/
"use strict";
/* import-globals-from ../../head.js */
add_task(async function () {
const scale = window.docShell.QueryInterface(
Ci.nsIBaseWindow
).devicePixelsPerDesktopPixel;
let { bounds, rects } = TestRunner._findBoundingBox(["#tabbrowser-tabs"]);
let tabBar = document.querySelector("#tabbrowser-tabs");
let tabBarRect = tabBar.getBoundingClientRect();
// Calculate expected values
let expectedLeft = scale * (tabBar.screenX - TestRunner.croppingPadding);
let expectedTop = scale * (tabBar.screenY - TestRunner.croppingPadding);
let expectedRight =
scale * (tabBarRect.width + TestRunner.croppingPadding * 2) + expectedLeft;
let expectedBottom =
scale * (tabBarRect.height + TestRunner.croppingPadding * 2) + expectedTop;
// Calculate browser region
let windowLeft = window.screenX * scale;
let windowTop = window.screenY * scale;
let windowRight = window.outerWidth * scale + windowLeft;
let windowBottom = window.outerHeight * scale + windowTop;
// Adjust values based on browser window
expectedLeft = Math.max(expectedLeft, windowLeft);
expectedTop = Math.max(expectedTop, windowTop);
expectedRight = Math.min(expectedRight, windowRight);
expectedBottom = Math.min(expectedBottom, windowBottom);
// Check width calculation on simple example
is(
bounds.width,
expectedRight - expectedLeft,
"Checking _findBoundingBox width calculation"
);
// Check height calculation on simple example
is(
bounds.height,
expectedBottom - expectedTop,
"Checking _findBoundingBox height caclulation"
);
is(
bounds.left,
rects[0].left,
"Checking _findBoundingBox union.left and rect.left is the same for a single selector"
);
is(
bounds.right,
rects[0].right,
"Checking _findBoundingBox union.right and rect.right is the same for a single selector"
);
is(
bounds.top,
rects[0].top,
"Checking _findBoundingBox union.top and rect.top is the same for a single selector"
);
is(
bounds.bottom,
rects[0].bottom,
"Checking _findBoundingBox union.bottom and rect.bottom is the same for a single selector"
);
let result = TestRunner._findBoundingBox(["#forward-button", "#TabsToolbar"]);
bounds = result.bounds;
rects = result.rects;
let tabToolbar = document.querySelector("#TabsToolbar");
let tabToolbarRect = tabToolbar.getBoundingClientRect();
let fButton = document.querySelector("#forward-button");
let fButtonRect = fButton.getBoundingClientRect();
// Calculate expected values
expectedLeft =
scale *
(Math.min(tabToolbar.screenX, fButton.screenX) -
TestRunner.croppingPadding);
expectedTop =
scale *
(Math.min(tabToolbar.screenY, fButton.screenY) -
TestRunner.croppingPadding);
expectedRight =
scale *
(Math.max(
tabToolbarRect.width + tabToolbar.screenX,
fButtonRect.width + fButton.screenX
) +
TestRunner.croppingPadding);
expectedBottom =
scale *
(Math.max(
tabToolbarRect.height + tabToolbar.screenY,
fButtonRect.height + fButton.screenY
) +
TestRunner.croppingPadding);
// Adjust values based on browser window
expectedLeft = Math.max(expectedLeft, windowLeft);
expectedTop = Math.max(expectedTop, windowTop);
expectedRight = Math.min(expectedRight, windowRight);
expectedBottom = Math.min(expectedBottom, windowBottom);
// Check width calculation on union
is(
bounds.width,
expectedRight - expectedLeft,
"Checking _findBoundingBox union width calculation"
);
// Check height calculation on union
is(
bounds.height,
expectedBottom - expectedTop,
"Checking _findBoundingBox union height calculation"
);
// Check single selector's left position
is(
rects[0].left,
Math.max(
scale * (fButton.screenX - TestRunner.croppingPadding),
windowLeft
),
"Checking single selector's left position when _findBoundingBox has multiple selectors"
);
// Check single selector's right position
is(
rects[0].right,
Math.min(
scale *
(fButtonRect.width + fButton.screenX + TestRunner.croppingPadding),
windowRight
),
"Checking single selector's right position when _findBoundingBox has multiple selectors"
);
// Check single selector's top position
is(
rects[0].top,
Math.max(scale * (fButton.screenY - TestRunner.croppingPadding), windowTop),
"Checking single selector's top position when _findBoundingBox has multiple selectors"
);
// Check single selector's bottom position
is(
rects[0].bottom,
Math.min(
scale *
(fButtonRect.height + fButton.screenY + TestRunner.croppingPadding),
windowBottom
),
"Checking single selector's bottom position when _findBoundingBox has multiple selectors"
);
// Check that nonexistent selectors throws an exception
Assert.throws(
() => {
TestRunner._findBoundingBox(["#does_not_exist"]);
},
/No element for '#does_not_exist' found/,
"Checking that nonexistent selectors throws an exception"
);
// Check that no selectors throws an exception
Assert.throws(
() => {
TestRunner._findBoundingBox([]);
},
/No selectors specified/,
"Checking that no selectors throws an exception"
);
});