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Test Info:
/* Any copyright is dedicated to the Public Domain.
// Tests that passing a null title to history insert or update doesn't overwrite
// an existing title, while an empty string does.
"use strict";
async function fetchTitle(url) {
let entry;
await TestUtils.waitForCondition(async () => {
entry = await PlacesUtils.history.fetch(url);
return !!entry;
}, "fetch title for entry");
return entry.title;
}
add_task(async function () {
let title = "Mozilla";
info("Insert a visit with a title");
let result = await PlacesUtils.history.insert({
url,
title,
visits: [{ transition: PlacesUtils.history.TRANSITIONS.LINK }],
});
Assert.equal(title, result.title, "title should be stored");
Assert.equal(title, await fetchTitle(url), "title should be stored");
// This is shared by the next tests.
let promiseTitleChange = PlacesTestUtils.waitForNotification(
"page-title-changed",
() => (notified = true)
);
info("Insert a visit with a null title, should not clear the previous title");
let notified = false;
result = await PlacesUtils.history.insert({
url,
title: null,
visits: [{ transition: PlacesUtils.history.TRANSITIONS.LINK }],
});
Assert.equal(title, result.title, "title should be unchanged");
Assert.equal(title, await fetchTitle(url), "title should be unchanged");
await Promise.race([
promiseTitleChange,
new Promise(r => do_timeout(1000, r)),
]);
Assert.ok(!notified, "A title change should not be notified");
info(
"Insert a visit without specifying a title, should not clear the previous title"
);
notified = false;
result = await PlacesUtils.history.insert({
url,
visits: [{ transition: PlacesUtils.history.TRANSITIONS.LINK }],
});
Assert.equal(title, result.title, "title should be unchanged");
Assert.equal(title, await fetchTitle(url), "title should be unchanged");
await Promise.race([
promiseTitleChange,
new Promise(r => do_timeout(1000, r)),
]);
Assert.ok(!notified, "A title change should not be notified");
info("Insert a visit with an empty title, should clear the previous title");
result = await PlacesUtils.history.insert({
url,
title: "",
visits: [{ transition: PlacesUtils.history.TRANSITIONS.LINK }],
});
info("Waiting for the title change notification");
await promiseTitleChange;
Assert.equal("", result.title, "title should be empty");
Assert.equal("", await fetchTitle(url), "title should be empty");
});