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Test Info:
/* Any copyright is dedicated to the Public Domain.
"use strict";
// Tests that the 'Display numbers on lines' grid highlighter setting will update
// the redux store and pref setting.
const TEST_URI = `
<style type='text/css'>
#grid {
display: grid;
}
</style>
<div id="grid">
<div id="cell1">cell1</div>
<div id="cell2">cell2</div>
</div>
`;
const SHOW_GRID_LINE_NUMBERS = "devtools.gridinspector.showGridLineNumbers";
add_task(async function () {
await addTab("data:text/html;charset=utf-8," + encodeURIComponent(TEST_URI));
const { inspector, gridInspector } = await openLayoutView();
const { document: doc } = gridInspector;
const { store } = inspector;
await selectNode("#grid", inspector);
const checkbox = doc.getElementById("grid-setting-show-grid-line-numbers");
info("Checking the initial state of the CSS grid highlighter setting.");
ok(
!Services.prefs.getBoolPref(SHOW_GRID_LINE_NUMBERS),
"'Display numbers on lines' is pref off by default."
);
info("Toggling ON the 'Display numbers on lines' setting.");
let onCheckboxChange = waitUntilState(
store,
state => state.highlighterSettings.showGridLineNumbers
);
checkbox.click();
await onCheckboxChange;
ok(
Services.prefs.getBoolPref(SHOW_GRID_LINE_NUMBERS),
"'Display numbers on lines' is pref on."
);
info("Toggling OFF the 'Display numbers on lines' setting.");
onCheckboxChange = waitUntilState(
store,
state => !state.highlighterSettings.showGridLineNumbers
);
checkbox.click();
await onCheckboxChange;
ok(
!Services.prefs.getBoolPref(SHOW_GRID_LINE_NUMBERS),
"'Display numbers on lines' is pref off."
);
Services.prefs.clearUserPref(SHOW_GRID_LINE_NUMBERS);
});