| Alexey Shvayka | ee44ef0 | 2020-03-22 16:49:46 | [diff] [blame] | 1 | <!DOCTYPE html> |
| 2 | <meta charset=utf-8> |
| 3 | <title>XPathNSResolver implements callback interface</title> |
| Alexey Shvayka | 0926541 | 2020-06-29 03:47:18 | [diff] [blame] | 4 | <link rel="help" href="https://www.w3.org/TR/DOM-Level-3-XPath/xpath.html#XPathEvaluator"> |
| 5 | <link rel="help" href="https://heycam.github.io/webidl/#call-a-user-objects-operation"> |
| Alexey Shvayka | ee44ef0 | 2020-03-22 16:49:46 | [diff] [blame] | 6 | <script src="/resources/testharness.js"></script> |
| 7 | <script src="/resources/testharnessreport.js"></script> |
| Alexey Shvayka | 0926541 | 2020-06-29 03:47:18 | [diff] [blame] | 8 | <script src="resources/invalid_namespace_test.js"></script> |
| Alexey Shvayka | ee44ef0 | 2020-03-22 16:49:46 | [diff] [blame] | 9 | <div id=log></div> |
| 10 | <script> |
| 11 | "use strict"; |
| Alexey Shvayka | ee44ef0 | 2020-03-22 16:49:46 | [diff] [blame] | 12 | |
| 13 | test(() => { |
| 14 | let resolverCalls = 0; |
| 15 | document.evaluate("/foo:bar", document.documentElement, () => { |
| 16 | resolverCalls++; |
| 17 | return ""; |
| 18 | }); |
| 19 | |
| 20 | assert_equals(resolverCalls, 1); |
| 21 | }, "callable resolver"); |
| 22 | |
| 23 | test(() => { |
| 24 | let resolverCalls = 0; |
| 25 | const resolver = () => { |
| 26 | resolverCalls++; |
| 27 | return ""; |
| 28 | }; |
| 29 | |
| 30 | document.evaluate("/foo:bar", document.documentElement, resolver); |
| 31 | document.evaluate("/foo:bar", document.documentElement, resolver); |
| 32 | |
| 33 | assert_equals(resolverCalls, 2); |
| 34 | }, "callable resolver: result is not cached"); |
| 35 | |
| Alexey Shvayka | ee44ef0 | 2020-03-22 16:49:46 | [diff] [blame] | 36 | promise_test(t => { |
| 37 | const testError = { name: "test" }; |
| 38 | const resolver = () => { |
| 39 | throw testError; |
| 40 | }; |
| 41 | |
| 42 | return promise_rejects_exactly(t, testError, |
| Alexey Shvayka | 0926541 | 2020-06-29 03:47:18 | [diff] [blame] | 43 | invalid_namespace_test(t, resolver) |
| Alexey Shvayka | ee44ef0 | 2020-03-22 16:49:46 | [diff] [blame] | 44 | ); |
| 45 | }, "callable resolver: abrupt completion from Call"); |
| 46 | |
| 47 | test(() => { |
| 48 | let resolverCalls = 0; |
| 49 | const resolver = () => { |
| 50 | resolverCalls++; |
| 51 | return ""; |
| 52 | }; |
| 53 | |
| 54 | let resolverGets = 0; |
| 55 | Object.defineProperty(resolver, "lookupNamespaceURI", { |
| 56 | get() { |
| 57 | resolverGets++; |
| 58 | }, |
| 59 | }); |
| 60 | |
| 61 | document.evaluate("/foo:bar", document.documentElement, resolver); |
| 62 | |
| 63 | assert_equals(resolverCalls, 1); |
| 64 | assert_equals(resolverGets, 0); |
| 65 | }, "callable resolver: no 'lookupNamespaceURI' lookups"); |
| 66 | |
| 67 | test(() => { |
| 68 | let resolverCalls = 0; |
| 69 | document.evaluate("/foo:bar", document.documentElement, { |
| 70 | lookupNamespaceURI() { |
| 71 | resolverCalls++; |
| 72 | return ""; |
| 73 | }, |
| 74 | }); |
| 75 | |
| 76 | assert_equals(resolverCalls, 1); |
| 77 | }, "object resolver"); |
| 78 | |
| 79 | test(() => { |
| Alexey Shvayka | e3d418b | 2020-06-29 14:15:04 | [diff] [blame] | 80 | let thisValue, prefixArg; |
| 81 | const resolver = { |
| 82 | lookupNamespaceURI(prefix) { |
| 83 | thisValue = this; |
| 84 | prefixArg = prefix; |
| 85 | return ""; |
| 86 | }, |
| 87 | }; |
| 88 | |
| 89 | document.evaluate("/foo:bar", document.documentElement, resolver); |
| 90 | |
| 91 | assert_equals(thisValue, resolver); |
| 92 | assert_equals(prefixArg, "foo"); |
| 93 | }, "object resolver: this value and `prefix` argument"); |
| 94 | |
| 95 | test(() => { |
| Alexey Shvayka | ee44ef0 | 2020-03-22 16:49:46 | [diff] [blame] | 96 | let resolverCalls = 0; |
| 97 | const lookupNamespaceURI = () => { |
| 98 | resolverCalls++; |
| 99 | return ""; |
| 100 | }; |
| 101 | |
| 102 | let resolverGets = 0; |
| 103 | const resolver = { |
| 104 | get lookupNamespaceURI() { |
| 105 | resolverGets++; |
| 106 | return lookupNamespaceURI; |
| 107 | }, |
| 108 | }; |
| 109 | |
| 110 | document.evaluate("/foo:bar", document.documentElement, resolver); |
| 111 | document.evaluate("/foo:bar", document.documentElement, resolver); |
| 112 | |
| 113 | assert_equals(resolverCalls, 2); |
| 114 | assert_equals(resolverGets, 2); |
| 115 | }, "object resolver: 'lookupNamespaceURI' is not cached"); |
| 116 | |
| 117 | promise_test(t => { |
| 118 | const testError = { name: "test" }; |
| 119 | const resolver = { |
| 120 | get lookupNamespaceURI() { |
| 121 | throw testError; |
| 122 | }, |
| 123 | }; |
| 124 | |
| 125 | return promise_rejects_exactly(t, testError, |
| Alexey Shvayka | 0926541 | 2020-06-29 03:47:18 | [diff] [blame] | 126 | invalid_namespace_test(t, resolver) |
| Alexey Shvayka | ee44ef0 | 2020-03-22 16:49:46 | [diff] [blame] | 127 | ); |
| 128 | }, "object resolver: abrupt completion from Get"); |
| 129 | |
| 130 | promise_test(t => { |
| 131 | const resolver = { |
| 132 | lookupNamespaceURI: {}, |
| 133 | }; |
| 134 | |
| 135 | return promise_rejects_js(t, TypeError, |
| Alexey Shvayka | 0926541 | 2020-06-29 03:47:18 | [diff] [blame] | 136 | invalid_namespace_test(t, resolver) |
| Alexey Shvayka | ee44ef0 | 2020-03-22 16:49:46 | [diff] [blame] | 137 | ); |
| 138 | }, "object resolver: 'lookupNamespaceURI' is thruthy and not callable"); |
| 139 | |
| 140 | promise_test(t => { |
| 141 | return promise_rejects_js(t, TypeError, |
| Alexey Shvayka | 0926541 | 2020-06-29 03:47:18 | [diff] [blame] | 142 | invalid_namespace_test(t, {}) |
| Alexey Shvayka | ee44ef0 | 2020-03-22 16:49:46 | [diff] [blame] | 143 | ); |
| 144 | }, "object resolver: 'lookupNamespaceURI' is falsy and not callable"); |
| 145 | </script> |
| 146 | </body> |
