| <!DOCTYPE html> |
| <html> |
| <head> |
| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| </head> |
| <body> |
| <script> |
| // To test a named property setter with [OverrideBuiltins] specified, we use DOMStringMap via element.dataset. |
| test(() => { |
| let element = document.createElement("div"); |
| element.dataset["a"] = "value1"; |
| element.dataset["b"] = "value2"; |
| |
| Object.defineProperty(element.dataset, "c", { value: "value3" }); |
| assert_equals(element.dataset["c"], "value3"); |
| assert_equals(element.getAttribute("data-c"), "value3") |
| }, "Test that the setting a non-existing named property with Object.defineProperty creates the property ([OverrideBuiltins] specified)."); |
| |
| test(() => { |
| let element = document.createElement("div"); |
| element.dataset[1] = "value1"; |
| element.dataset[2] = "value2"; |
| |
| Object.defineProperty(element.dataset, 3, { value: "value3" }); |
| assert_equals(element.dataset[3], "value3"); |
| assert_equals(element.getAttribute("data-3"), "value3") |
| }, "Test that the setting a non-existing indexed property with Object.defineProperty creates the property ([OverrideBuiltins] specified)."); |
| |
| test(() => { |
| let element = document.createElement("div"); |
| element.dataset["a"] = "value1"; |
| element.dataset["b"] = "value2"; |
| |
| Object.defineProperty(element.dataset, "a", { value: "value3" }); |
| assert_equals(element.dataset["a"], "value3"); |
| assert_equals(element.getAttribute("data-a"), "value3") |
| }, "Test that the setting an existing named property with Object.defineProperty replaces the value ([OverrideBuiltins] specified)."); |
| |
| test(() => { |
| let element = document.createElement("div"); |
| element.dataset[1] = "value1"; |
| element.dataset[2] = "value2"; |
| |
| Object.defineProperty(element.dataset, 1, { value: "value3" }); |
| assert_equals(element.dataset[1], "value3"); |
| assert_equals(element.getAttribute("data-1"), "value3") |
| }, "Test that the setting an existing indexed property with Object.defineProperty replaces the value ([OverrideBuiltins] specified)."); |
| |
| test(() => { |
| let element = document.createElement("div"); |
| element.dataset["a"] = "value1"; |
| element.dataset["b"] = "value2"; |
| |
| assert_throws_dom("SyntaxError", () => { |
| Object.defineProperty(element.dataset, "-invalid", { value: "value3" }); |
| }); |
| assert_not_equals(element.dataset["-invalid"], 'value3'); |
| assert_not_equals(element.getAttribute("data--invalid"), "value3") |
| }, "Test that the setting a non-existing but invalid named property with Object.defineProperty throws ([OverrideBuiltins] specified)."); |
| |
| test(() => { |
| let element = document.createElement("div"); |
| element.dataset["a"] = "value1"; |
| element.dataset["b"] = "value2"; |
| |
| assert_equals(element.dataset["c"], undefined); |
| Object.defineProperty(element.dataset, "c", { |
| get: function() { return 1; }, |
| set: function(newValue) { } |
| }); |
| assert_equals(element.dataset["c"], undefined); |
| }, "Test that the setting a non-data descriptor property with Object.defineProperty does not set anything ([OverrideBuiltins] specified)."); |
| |
| test((t) => { |
| t.add_cleanup(() => { |
| delete DOMStringMap.prototype["c"]; |
| }); |
| |
| let element = document.createElement("div"); |
| |
| DOMStringMap.prototype["c"] = 'prototype-value'; |
| Object.defineProperty(element.dataset, "c", { value: "map-value" }); |
| |
| assert_equals(element.dataset["c"], "map-value"); |
| assert_equals(element.getAttribute("data-c"), "map-value") |
| assert_equals(DOMStringMap.prototype["c"], "prototype-value") |
| }, "Test that the setting a named property with Object.defineProperty that shadows an existing prototype value still creates the item ([OverrideBuiltins] specified)."); |
| |
| |
| // To test a named property setter without [OverrideBuiltins] specified, we use Storage via window.sessionStorage. |
| test((t) => { |
| t.add_cleanup(() => { |
| window.sessionStorage.clear(); |
| }); |
| |
| window.sessionStorage.clear(); |
| assert_equals(window.sessionStorage.length, 0); |
| |
| window.sessionStorage["a"] = "value1"; |
| window.sessionStorage["b"] = "value2"; |
| |
| Object.defineProperty(window.sessionStorage, "c", { value: "value3" }); |
| assert_equals(window.sessionStorage["c"], "value3"); |
| assert_equals(window.sessionStorage.getItem("c"), "value3") |
| }, "Test that the setting a non-existing named property with Object.defineProperty creates the property ([OverrideBuiltins] not specified)."); |
| |
| test((t) => { |
| t.add_cleanup(() => { |
| window.sessionStorage.clear(); |
| }); |
| |
| window.sessionStorage.clear(); |
| assert_equals(window.sessionStorage.length, 0); |
| |
| window.sessionStorage["a"] = "value1"; |
| window.sessionStorage["b"] = "value2"; |
| |
| Object.defineProperty(window.sessionStorage, 3, { value: "value3" }); |
| assert_equals(window.sessionStorage[3], "value3"); |
| assert_equals(window.sessionStorage.getItem("3"), "value3") |
| }, "Test that the setting a non-existing indexed property with Object.defineProperty creates the property ([OverrideBuiltins] not specified)."); |
| |
| test((t) => { |
| t.add_cleanup(() => { |
| window.sessionStorage.clear(); |
| }); |
| |
| window.sessionStorage.clear(); |
| assert_equals(window.sessionStorage.length, 0); |
| |
| window.sessionStorage["a"] = "value1"; |
| window.sessionStorage["b"] = "value2"; |
| |
| Object.defineProperty(window.sessionStorage, "a", { value: "value3" }); |
| assert_equals(window.sessionStorage["a"], "value3"); |
| assert_equals(window.sessionStorage.getItem("a"), "value3") |
| }, "Test that the setting an existing named property with Object.defineProperty replaces the value ([OverrideBuiltins] not specified)."); |
| |
| test((t) => { |
| t.add_cleanup(() => { |
| window.sessionStorage.clear(); |
| }); |
| |
| window.sessionStorage.clear(); |
| assert_equals(window.sessionStorage.length, 0); |
| |
| window.sessionStorage["a"] = "value1"; |
| window.sessionStorage["b"] = "value2"; |
| |
| Object.defineProperty(window.sessionStorage, 1, { value: "value3" }); |
| assert_equals(window.sessionStorage[1], "value3"); |
| assert_equals(window.sessionStorage.getItem("1"), "value3") |
| }, "Test that the setting an existing indexed property with Object.defineProperty replaces the value ([OverrideBuiltins] not specified)."); |
| |
| test((t) => { |
| t.add_cleanup(() => { |
| window.sessionStorage.clear(); |
| }); |
| |
| window.sessionStorage.clear(); |
| assert_equals(window.sessionStorage.length, 0); |
| |
| window.sessionStorage["a"] = "value1"; |
| window.sessionStorage["b"] = "value2"; |
| |
| assert_equals(window.sessionStorage["c"], undefined); |
| Object.defineProperty(window.sessionStorage, "c", { |
| get: function() { return 1; }, |
| set: function(newValue) { } |
| }); |
| assert_equals(window.sessionStorage["c"], undefined); |
| }, "Test that the setting a non-data descriptor property with Object.defineProperty does not set anything ([OverrideBuiltins] not specified)."); |
| |
| test((t) => { |
| t.add_cleanup(() => { |
| window.sessionStorage.clear(); |
| delete Storage.prototype["c"]; |
| }); |
| |
| Storage.prototype["c"] = 'prototype-value'; |
| Object.defineProperty(window.sessionStorage, "c", { value: "map-value" }); |
| |
| assert_equals(window.sessionStorage["c"], "prototype-value"); |
| assert_equals(window.sessionStorage.getItem("c"), "map-value") |
| assert_equals(Storage.prototype["c"], "prototype-value") |
| }, "Test that the setting a named property with Object.defineProperty that shadows an existing prototype value still creates the item ([OverrideBuiltins] not specified)."); |
| |
| |
| test((t) => { |
| t.add_cleanup(() => { |
| window.sessionStorage.clear(); |
| }); |
| |
| window.sessionStorage.clear(); |
| assert_equals(window.sessionStorage.length, 0); |
| |
| window.sessionStorage["a"] = "value1"; |
| window.sessionStorage["b"] = "value2"; |
| |
| let currentLength = window.sessionStorage.length; |
| |
| Object.defineProperty(window.sessionStorage, "length", { value: "value3" }); |
| assert_equals(window.sessionStorage['length'], currentLength + 1); |
| assert_equals(window.sessionStorage.getItem("length"), "value3") |
| }, "Test that the trying to set a named property, matching a builtin property name, with Object.defineProperty does nothing ([OverrideBuiltins] not specified)."); |
| </script> |
| </body> |
| </html> |