/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
// Tests that the "no-results" message is displayed when selecting an invalid element or
// when all properties have been filtered out.
const TEST_URI = `
Some styled text
`;
add_task(function* () {
yield addTab("data:text/html;charset=utf-8," + encodeURIComponent(TEST_URI));
let {inspector, view} = yield openComputedView();
let propertyViews = view.propertyViews;
info("Select the #matches node");
let matchesNode = yield getNodeFront("#matches", inspector);
let onRefresh = inspector.once("computed-view-refreshed");
yield selectNode(matchesNode, inspector);
yield onRefresh;
ok(propertyViews.filter(p => p.visible).length > 0, "CSS properties are displayed");
ok(view.noResults.hasAttribute("hidden"), "no-results message is hidden");
info("Select a comment node");
let commentNode = yield inspector.walker.previousSibling(matchesNode);
yield selectNode(commentNode, inspector);
is(propertyViews.filter(p => p.visible).length, 0, "No properties displayed");
ok(!view.noResults.hasAttribute("hidden"), "no-results message is displayed");
info("Select the #matches node again");
onRefresh = inspector.once("computed-view-refreshed");
yield selectNode(matchesNode, inspector);
yield onRefresh;
ok(propertyViews.filter(p => p.visible).length > 0, "CSS properties are displayed");
ok(view.noResults.hasAttribute("hidden"), "no-results message is hidden");
info("Filter by 'will-not-match' and check the no-results message is displayed");
let searchField = view.searchField;
searchField.focus();
synthesizeKeys("will-not-match", view.styleWindow);
yield inspector.once("computed-view-refreshed");
is(propertyViews.filter(p => p.visible).length, 0, "No properties displayed");
ok(!view.noResults.hasAttribute("hidden"), "no-results message is displayed");
});