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function runTests(data) {
for (let entry of data) {
test(function() {
const left = new URLPattern(entry.left);
const right = new URLPattern(entry.right);
assert_equals(URLPattern.compareComponent(entry.component, left, right), entry.expected);
// We have to coerce to an integer here in order to avoid asserting
// that `+0` is `-0`.
const reverse_expected = ~~(entry.expected * -1);
assert_equals(URLPattern.compareComponent(entry.component, right, left), reverse_expected, "reverse order");
assert_equals(URLPattern.compareComponent(entry.component, left, left), 0, "left equality");
assert_equals(URLPattern.compareComponent(entry.component, right, right), 0, "right equality");
}, `Component: ${entry.component} ` +
`Left: ${JSON.stringify(entry.left)} ` +
`Right: ${JSON.stringify(entry.right)}`);
}
}
promise_test(async function() {
const response = await fetch('resources/urlpattern-compare-test-data.json');
const data = await response.json();
runTests(data);
}, 'Loading data...');