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Test Info:
/* Any copyright is dedicated to the Public Domain.
"use strict";
// Tests that the rule view marks overridden rules correctly after
// editing the selector.
const TEST_URI = `
<style type='text/css'>
div {
background-color: blue;
background-color: chartreuse;
}
</style>
<div id='testid' class='testclass'>Styled Node</div>
`;
add_task(async function () {
await addTab("data:text/html;charset=utf-8," + encodeURIComponent(TEST_URI));
const { inspector, view } = await openRuleView();
await selectNode("#testid", inspector);
await testMarkOverridden(inspector, view);
});
async function testMarkOverridden(inspector, view) {
const elementStyle = view._elementStyle;
const rule = elementStyle.rules[1];
checkProperties(rule);
const ruleEditor = getRuleViewRuleEditor(view, 1);
info("Focusing an existing selector name in the rule-view");
const editor = await focusEditableField(view, ruleEditor.selectorText);
info("Entering a new selector name and committing");
editor.input.value = "div[class]";
const onRuleViewChanged = once(view, "ruleview-changed");
info("Entering the commit key");
EventUtils.synthesizeKey("KEY_Enter");
await onRuleViewChanged;
view.searchField.focus();
checkProperties(rule);
}
// A helper to perform a repeated set of checks.
function checkProperties(rule) {
let prop = rule.textProps[0];
is(
prop.name,
"background-color",
"First property should be background-color"
);
is(prop.value, "blue", "First property value should be blue");
ok(prop.overridden, "prop should be overridden.");
prop = rule.textProps[1];
is(
prop.name,
"background-color",
"Second property should be background-color"
);
is(prop.value, "chartreuse", "First property value should be chartreuse");
ok(!prop.overridden, "prop should not be overridden.");
}