mozilla-central/browser/components/urlbar/tests/browser/browser_view_removedSelectedElement.js (file symbol)

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Test Info: Warnings

/* Any copyright is dedicated to the Public Domain.
"use strict";
// Tests that if the selectedElement is removed from the DOM, the view still
// sets a selection on the next received results.
add_task(async function () {
let view = gURLBar.view;
// We need a heuristic provider that the Muxer will prefer over other
// heuristics and that will return results after the first onQueryResults.
// Luckily TEST providers come first in the heuristic group!
let result = new UrlbarResult(
UrlbarUtils.RESULT_TYPE.URL,
UrlbarUtils.RESULT_SOURCE.OTHER_LOCAL,
{ url: "https://example.com/1", title: "example" }
);
result.heuristic = true;
// To ensure the selectedElement is removed, we use this special property that
// asks the view to generate new content for the row.
result.testForceNewContent = true;
let receivedResults = false;
let firstSelectedElement;
let delayResultsPromise = new Promise(resolve => {
gURLBar.controller.addQueryListener({
async onQueryResults() {
Assert.ok(!receivedResults, "Should execute only once");
gURLBar.controller.removeQueryListener(this);
receivedResults = true;
// Store the corrent selection.
firstSelectedElement = view.selectedElement;
Assert.ok(firstSelectedElement, "There should be a selected element");
Assert.ok(
view.selectedResult.heuristic,
"Selected result should be a heuristic"
);
Assert.notEqual(
result,
view.selectedResult,
"Should not immediately select our result"
);
resolve();
},
});
});
let delayedHeuristicProvider = new UrlbarTestUtils.TestProvider({
delayResultsPromise,
results: [result],
type: UrlbarUtils.PROVIDER_TYPE.HEURISTIC,
});
UrlbarProvidersManager.registerProvider(delayedHeuristicProvider);
registerCleanupFunction(async function () {
UrlbarProvidersManager.unregisterProvider(delayedHeuristicProvider);
await UrlbarTestUtils.promisePopupClose(window);
gURLBar.handleRevert();
});
await UrlbarTestUtils.promiseAutocompleteResultPopup({
window,
value: "exa",
});
Assert.ok(receivedResults, "Results observer was invoked");
Assert.ok(
UrlbarTestUtils.getResultCount(window) > 0,
`There should be some results in the view.`
);
Assert.ok(view.isOpen, `The view should be open.`);
Assert.ok(view.selectedElement.isConnected, "selectedElement is connected");
Assert.equal(view.selectedElementIndex, 0, "selectedElementIndex is correct");
Assert.deepEqual(
view.getResultFromElement(view.selectedElement),
result,
"result is the expected one"
);
Assert.notEqual(
view.selectedElement,
firstSelectedElement,
"Selected element should have changed"
);
Assert.ok(
!firstSelectedElement.isConnected,
"Previous selected element should be disconnected"
);
});