146 lines
3.5 KiB
HTML
146 lines
3.5 KiB
HTML
<!DOCTYPE html>
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<meta charset=utf-8>
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<title>XPathNSResolver implements callback interface</title>
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<link rel="help" href="https://www.w3.org/TR/DOM-Level-3-XPath/xpath.html#XPathEvaluator">
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<link rel="help" href="https://webidl.spec.whatwg.org/#call-a-user-objects-operation">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="resources/invalid_namespace_test.js"></script>
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<div id=log></div>
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<script>
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"use strict";
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test(() => {
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let resolverCalls = 0;
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document.evaluate("/foo:bar", document.documentElement, () => {
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resolverCalls++;
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return "";
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});
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assert_equals(resolverCalls, 1);
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}, "callable resolver");
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test(() => {
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let resolverCalls = 0;
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const resolver = () => {
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resolverCalls++;
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return "";
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};
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document.evaluate("/foo:bar", document.documentElement, resolver);
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document.evaluate("/foo:bar", document.documentElement, resolver);
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assert_equals(resolverCalls, 2);
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}, "callable resolver: result is not cached");
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promise_test(t => {
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const testError = { name: "test" };
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const resolver = () => {
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throw testError;
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};
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return promise_rejects_exactly(t, testError,
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invalid_namespace_test(t, resolver)
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);
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}, "callable resolver: abrupt completion from Call");
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test(() => {
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let resolverCalls = 0;
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const resolver = () => {
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resolverCalls++;
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return "";
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};
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let resolverGets = 0;
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Object.defineProperty(resolver, "lookupNamespaceURI", {
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get() {
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resolverGets++;
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},
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});
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document.evaluate("/foo:bar", document.documentElement, resolver);
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assert_equals(resolverCalls, 1);
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assert_equals(resolverGets, 0);
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}, "callable resolver: no 'lookupNamespaceURI' lookups");
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test(() => {
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let resolverCalls = 0;
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document.evaluate("/foo:bar", document.documentElement, {
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lookupNamespaceURI() {
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resolverCalls++;
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return "";
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},
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});
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assert_equals(resolverCalls, 1);
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}, "object resolver");
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test(() => {
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let thisValue, prefixArg;
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const resolver = {
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lookupNamespaceURI(prefix) {
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thisValue = this;
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prefixArg = prefix;
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return "";
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},
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};
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document.evaluate("/foo:bar", document.documentElement, resolver);
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assert_equals(thisValue, resolver);
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assert_equals(prefixArg, "foo");
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}, "object resolver: this value and `prefix` argument");
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test(() => {
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let resolverCalls = 0;
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const lookupNamespaceURI = () => {
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resolverCalls++;
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return "";
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};
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let resolverGets = 0;
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const resolver = {
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get lookupNamespaceURI() {
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resolverGets++;
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return lookupNamespaceURI;
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},
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};
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document.evaluate("/foo:bar", document.documentElement, resolver);
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document.evaluate("/foo:bar", document.documentElement, resolver);
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assert_equals(resolverCalls, 2);
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assert_equals(resolverGets, 2);
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}, "object resolver: 'lookupNamespaceURI' is not cached");
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promise_test(t => {
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const testError = { name: "test" };
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const resolver = {
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get lookupNamespaceURI() {
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throw testError;
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},
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};
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return promise_rejects_exactly(t, testError,
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invalid_namespace_test(t, resolver)
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);
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}, "object resolver: abrupt completion from Get");
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promise_test(t => {
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const resolver = {
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lookupNamespaceURI: {},
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};
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return promise_rejects_js(t, TypeError,
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invalid_namespace_test(t, resolver)
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);
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}, "object resolver: 'lookupNamespaceURI' is thruthy and not callable");
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promise_test(t => {
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return promise_rejects_js(t, TypeError,
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invalid_namespace_test(t, {})
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);
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}, "object resolver: 'lookupNamespaceURI' is falsy and not callable");
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</script>
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</body>
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