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Test Info:
/* Any copyright is dedicated to the Public Domain.
"use strict";
// Check that getChangesStylesheet() serializes tracked changes from nested CSS rules
// into the expected stylesheet format.
const {
getChangesStylesheet,
// Wrap multi-line string in backticks to ensure exact check in test, including new lines.
const STYLESHEET_FOR_ANCESTOR = `
@media (min-width: 50em) {
@supports (display: grid) {
body {
/* background-color: royalblue; */
background-color: red;
}
}
}
`;
// Wrap multi-line string in backticks to ensure exact check in test, including new lines.
const STYLESHEET_FOR_DESCENDANT = `
body {
/* background-color: royalblue; */
background-color: red;
}
`;
add_test(() => {
info(
"Check stylesheet generated for the first ancestor in the CSS rule tree."
);
equal(
getChangesStylesheet(CHANGES_STATE),
STYLESHEET_FOR_ANCESTOR,
"Stylesheet includes all ancestors."
);
info(
"Check stylesheet generated for the last descendant in the CSS rule tree."
);
const filter = { sourceIds: ["source1"], ruleIds: ["rule3"] };
equal(
getChangesStylesheet(CHANGES_STATE, filter),
STYLESHEET_FOR_DESCENDANT,
"Stylesheet includes just descendant."
);
run_next_test();
});