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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
// Check that when the viewport is resized, the computed-view refreshes.
const TEST_URI =
"data:text/html;charset=utf-8,<html><style>" +
"div {" +
" width: 500px;" +
" height: 10px;" +
" background: purple;" +
"} " +
"@media screen and (max-width: 200px) {" +
" div { " +
" width: 100px;" +
" }" +
"};" +
"</style><div></div></html>";
addRDMTask(TEST_URI, async function ({ ui, manager }) {
info("Open the responsive design mode and set its size to 500x500 to start");
await setViewportSize(ui, manager, 500, 500);
info("Open the inspector, computed-view and select the test node");
const { inspector, view } = await openComputedView();
await selectNode("div", inspector);
info("Try shrinking the viewport and checking the applied styles");
await testShrink(view, inspector, ui, manager);
info("Try growing the viewport and checking the applied styles");
await testGrow(view, inspector, ui, manager);
await closeToolbox();
});
async function testShrink(computedView, inspector, ui, manager) {
is(computedWidth(computedView), "500px", "Should show 500px initially.");
const onRefresh = inspector.once("computed-view-refreshed");
await setViewportSize(ui, manager, 100, 100);
await onRefresh;
is(computedWidth(computedView), "100px", "Should be 100px after shrinking.");
}
async function testGrow(computedView, inspector, ui, manager) {
const onRefresh = inspector.once("computed-view-refreshed");
await setViewportSize(ui, manager, 500, 500);
await onRefresh;
is(computedWidth(computedView), "500px", "Should be 500px after growing.");
}
function computedWidth(computedView) {
for (const prop of computedView.propertyViews) {
if (prop.name === "width") {
return prop.valueNode.textContent;
}
}
return null;
}
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