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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 in pseudo-elements when
// selecting their host node.
const TEST_URI = `
<style type='text/css'>
#testid::before {
content: 'Pseudo-element';
color: red;
color: green;
}
#testid {
color: blue;
}
</style>
<div id='testid'>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);
info(
"Check the CSS declarations for ::before in the Pseudo-elements accordion."
);
const pseudoRule = getRuleViewRuleEditor(view, 1, 0).rule;
const pseudoProp1 = pseudoRule.textProps[1];
const pseudoProp2 = pseudoRule.textProps[2];
ok(
pseudoProp1.overridden,
"First declaration of color in pseudo-element should be overridden."
);
ok(
!pseudoProp2.overridden,
"Second declaration of color in pseudo-element should not be overridden."
);
info(
"Check that pseudo-element declarations do not override the host's declarations"
);
const idProp = getTextProperty(view, 4, { color: "blue" });
ok(
!idProp.overridden,
"The single declaration of color in ID selector should not be overridden"
);
});