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function scaleRatio(scale) {
return {
set: [
["layout.css.devPixelsPerPx", "" + scale],
["dom.meta-viewport.enabled", true],
],
};
}
function getViewportInfo(aDisplayWidth, aDisplayHeight) {
let defaultZoom = {},
allowZoom = {},
minZoom = {},
maxZoom = {},
width = {},
height = {},
autoSize = {};
let cwu = SpecialPowers.getDOMWindowUtils(window);
cwu.getViewportInfo(
aDisplayWidth,
aDisplayHeight,
defaultZoom,
allowZoom,
minZoom,
maxZoom,
width,
height,
autoSize
);
return {
defaultZoom: defaultZoom.value,
minZoom: minZoom.value,
maxZoom: maxZoom.value,
width: width.value,
height: height.value,
autoSize: autoSize.value,
allowZoom: allowZoom.value,
};
}
function fuzzeq(a, b, msg) {
// eslint-disable-next-line mozilla/no-comparison-or-assignment-inside-ok
ok(Math.abs(a - b) < 1e-6, msg);
}
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