/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
// Test that resolution is as expected for different types of meta viewport
// settings, as the RDM pane is zoomed to different values.
const RESOLUTION_FACTOR_MIN = 0.96;
const RESOLUTION_FACTOR_MAX = 1.04;
const ZOOM_LEVELS = [
0.3, 0.5, 0.67, 0.8, 0.9, 1.0, 1.1, 1.2, 1.33, 1.5, 1.7, 2.0, 2.4, 3.0,
// TODO(emilio): These should pass.
// 0.3,
// 3.0,
];
info("--- Starting viewport test output ---");
const WIDTH = 200;
const HEIGHT = 200;
const TESTS = [
{ content: "width=600", res_target: 0.333 },
{ content: "width=600, initial-scale=1.0", res_target: 1.0 },
{ content: "width=device-width", res_target: 1.0 },
{ content: "width=device-width, initial-scale=2.0", res_target: 2.0 },
];
for (const { content, res_target } of TESTS) {
const TEST_URL =
`data:text/html;charset=utf-8,` +
`` +
`${content}
` +
``;
addRDMTask(TEST_URL, async function ({ ui, manager, browser }) {
await setViewportSize(ui, manager, WIDTH, HEIGHT);
await setTouchAndMetaViewportSupport(ui, true);
// Ensure we've reflowed the page at least once so that MVM has chosen
// the initial scale.
await promiseContentReflow(ui);
for (const zoom of ZOOM_LEVELS.concat([...ZOOM_LEVELS].reverse())) {
info(`Set zoom to ${zoom}.`);
await promiseRDMZoom(ui, browser, zoom);
const resolution = await spawnViewportTask(ui, {}, () => {
return content.windowUtils.getResolution();
});
const res_min = res_target * RESOLUTION_FACTOR_MIN;
const res_max = res_target * RESOLUTION_FACTOR_MAX;
ok(
res_min <= resolution && res_max >= resolution,
`${content} zoom ${zoom} resolution should be near ${res_target}, and we got ${resolution}.`
);
}
});
}