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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
// Test that resolution is restored to its pre-RDM value after closing RDM.
// Do this by using a chrome-only method to force resolution before opening
// RDM, then letting RDM set its own preferred resolution due to the meta
// viewport settings. When we close RDM and check resolution, we check for
// something close to what we initially set, bracketed by these scaling
// factors:
const RESOLUTION_FACTOR_MIN = 0.96;
const RESOLUTION_FACTOR_MAX = 1.04;
info("--- Starting viewport test output ---");
const WIDTH = 200;
const HEIGHT = 200;
const TESTS = [
{ content: "width=600" },
{ content: "width=600, initial-scale=1.0", res_restore: 0.782 },
{ content: "width=device-width", res_restore: 3.4 },
{ content: "width=device-width, initial-scale=2.0", res_restore: 1.1 },
];
for (const { content, res_restore } of TESTS) {
const TEST_URL =
`data:text/html;charset=utf-8,` +
`<html><head><meta name="viewport" content="${content}"></head>` +
`<body><div style="width:100%;background-color:green">${content}</div>` +
`</body></html>`;
addRDMTaskWithPreAndPost(
TEST_URL,
async function rdmPreTask({ browser }) {
if (res_restore) {
info(`Setting resolution to ${res_restore}.`);
browser.ownerGlobal.windowUtils.setResolutionAndScaleTo(res_restore);
} else {
info(`Not setting resolution.`);
}
},
async function rdmTask({ ui, manager }) {
info(`Resizing viewport and ensuring that meta viewport is on.`);
await setViewportSize(ui, manager, WIDTH, HEIGHT);
await setTouchAndMetaViewportSupport(ui, true);
},
async function rdmPostTask({ browser }) {
const resolution = browser.ownerGlobal.windowUtils.getResolution();
const res_target = res_restore ? res_restore : 1.0;
const res_min = res_target * RESOLUTION_FACTOR_MIN;
const res_max = res_target * RESOLUTION_FACTOR_MAX;
ok(
res_min <= resolution && res_max >= resolution,
`${content} resolution should be near ${res_target}, and we got ${resolution}.`
);
}
);
}
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