diff options
Diffstat (limited to 'testing/web-platform/tests/fetch/api/headers/headers-record.any.js')
-rw-r--r-- | testing/web-platform/tests/fetch/api/headers/headers-record.any.js | 357 |
1 files changed, 357 insertions, 0 deletions
diff --git a/testing/web-platform/tests/fetch/api/headers/headers-record.any.js b/testing/web-platform/tests/fetch/api/headers/headers-record.any.js new file mode 100644 index 0000000000..fa853914f4 --- /dev/null +++ b/testing/web-platform/tests/fetch/api/headers/headers-record.any.js @@ -0,0 +1,357 @@ +// META: global=window,worker + +"use strict"; + +var log = []; +function clearLog() { + log = []; +} +function addLogEntry(name, args) { + log.push([ name, ...args ]); +} + +var loggingHandler = { +}; + +setup(function() { + for (let prop of Object.getOwnPropertyNames(Reflect)) { + loggingHandler[prop] = function(...args) { + addLogEntry(prop, args); + return Reflect[prop](...args); + } + } +}); + +test(function() { + var h = new Headers(); + assert_equals([...h].length, 0); +}, "Passing nothing to Headers constructor"); + +test(function() { + var h = new Headers(undefined); + assert_equals([...h].length, 0); +}, "Passing undefined to Headers constructor"); + +test(function() { + assert_throws_js(TypeError, function() { + var h = new Headers(null); + }); +}, "Passing null to Headers constructor"); + +test(function() { + this.add_cleanup(clearLog); + var record = { a: "b" }; + var proxy = new Proxy(record, loggingHandler); + var h = new Headers(proxy); + + assert_equals(log.length, 4); + // The first thing is the [[Get]] of Symbol.iterator to figure out whether + // we're a sequence, during overload resolution. + assert_array_equals(log[0], ["get", record, Symbol.iterator, proxy]); + // Then we have the [[OwnPropertyKeys]] from + // https://webidl.spec.whatwg.org/#es-to-record step 4. + assert_array_equals(log[1], ["ownKeys", record]); + // Then the [[GetOwnProperty]] from step 5.1. + assert_array_equals(log[2], ["getOwnPropertyDescriptor", record, "a"]); + // Then the [[Get]] from step 5.2. + assert_array_equals(log[3], ["get", record, "a", proxy]); + + // Check the results. + assert_equals([...h].length, 1); + assert_array_equals([...h.keys()], ["a"]); + assert_true(h.has("a")); + assert_equals(h.get("a"), "b"); +}, "Basic operation with one property"); + +test(function() { + this.add_cleanup(clearLog); + var recordProto = { c: "d" }; + var record = Object.create(recordProto, { a: { value: "b", enumerable: true } }); + var proxy = new Proxy(record, loggingHandler); + var h = new Headers(proxy); + + assert_equals(log.length, 4); + // The first thing is the [[Get]] of Symbol.iterator to figure out whether + // we're a sequence, during overload resolution. + assert_array_equals(log[0], ["get", record, Symbol.iterator, proxy]); + // Then we have the [[OwnPropertyKeys]] from + // https://webidl.spec.whatwg.org/#es-to-record step 4. + assert_array_equals(log[1], ["ownKeys", record]); + // Then the [[GetOwnProperty]] from step 5.1. + assert_array_equals(log[2], ["getOwnPropertyDescriptor", record, "a"]); + // Then the [[Get]] from step 5.2. + assert_array_equals(log[3], ["get", record, "a", proxy]); + + // Check the results. + assert_equals([...h].length, 1); + assert_array_equals([...h.keys()], ["a"]); + assert_true(h.has("a")); + assert_equals(h.get("a"), "b"); +}, "Basic operation with one property and a proto"); + +test(function() { + this.add_cleanup(clearLog); + var record = { a: "b", c: "d" }; + var proxy = new Proxy(record, loggingHandler); + var h = new Headers(proxy); + + assert_equals(log.length, 6); + // The first thing is the [[Get]] of Symbol.iterator to figure out whether + // we're a sequence, during overload resolution. + assert_array_equals(log[0], ["get", record, Symbol.iterator, proxy]); + // Then we have the [[OwnPropertyKeys]] from + // https://webidl.spec.whatwg.org/#es-to-record step 4. + assert_array_equals(log[1], ["ownKeys", record]); + // Then the [[GetOwnProperty]] from step 5.1. + assert_array_equals(log[2], ["getOwnPropertyDescriptor", record, "a"]); + // Then the [[Get]] from step 5.2. + assert_array_equals(log[3], ["get", record, "a", proxy]); + // Then the second [[GetOwnProperty]] from step 5.1. + assert_array_equals(log[4], ["getOwnPropertyDescriptor", record, "c"]); + // Then the second [[Get]] from step 5.2. + assert_array_equals(log[5], ["get", record, "c", proxy]); + + // Check the results. + assert_equals([...h].length, 2); + assert_array_equals([...h.keys()], ["a", "c"]); + assert_true(h.has("a")); + assert_equals(h.get("a"), "b"); + assert_true(h.has("c")); + assert_equals(h.get("c"), "d"); +}, "Correct operation ordering with two properties"); + +test(function() { + this.add_cleanup(clearLog); + var record = { a: "b", "\uFFFF": "d" }; + var proxy = new Proxy(record, loggingHandler); + assert_throws_js(TypeError, function() { + var h = new Headers(proxy); + }); + + assert_equals(log.length, 5); + // The first thing is the [[Get]] of Symbol.iterator to figure out whether + // we're a sequence, during overload resolution. + assert_array_equals(log[0], ["get", record, Symbol.iterator, proxy]); + // Then we have the [[OwnPropertyKeys]] from + // https://webidl.spec.whatwg.org/#es-to-record step 4. + assert_array_equals(log[1], ["ownKeys", record]); + // Then the [[GetOwnProperty]] from step 5.1. + assert_array_equals(log[2], ["getOwnPropertyDescriptor", record, "a"]); + // Then the [[Get]] from step 5.2. + assert_array_equals(log[3], ["get", record, "a", proxy]); + // Then the second [[GetOwnProperty]] from step 5.1. + assert_array_equals(log[4], ["getOwnPropertyDescriptor", record, "\uFFFF"]); + // The second [[Get]] never happens, because we convert the invalid name to a + // ByteString first and throw. +}, "Correct operation ordering with two properties one of which has an invalid name"); + +test(function() { + this.add_cleanup(clearLog); + var record = { a: "\uFFFF", c: "d" } + var proxy = new Proxy(record, loggingHandler); + assert_throws_js(TypeError, function() { + var h = new Headers(proxy); + }); + + assert_equals(log.length, 4); + // The first thing is the [[Get]] of Symbol.iterator to figure out whether + // we're a sequence, during overload resolution. + assert_array_equals(log[0], ["get", record, Symbol.iterator, proxy]); + // Then we have the [[OwnPropertyKeys]] from + // https://webidl.spec.whatwg.org/#es-to-record step 4. + assert_array_equals(log[1], ["ownKeys", record]); + // Then the [[GetOwnProperty]] from step 5.1. + assert_array_equals(log[2], ["getOwnPropertyDescriptor", record, "a"]); + // Then the [[Get]] from step 5.2. + assert_array_equals(log[3], ["get", record, "a", proxy]); + // Nothing else after this, because converting the result of that [[Get]] to a + // ByteString throws. +}, "Correct operation ordering with two properties one of which has an invalid value"); + +test(function() { + this.add_cleanup(clearLog); + var record = {}; + Object.defineProperty(record, "a", { value: "b", enumerable: false }); + Object.defineProperty(record, "c", { value: "d", enumerable: true }); + Object.defineProperty(record, "e", { value: "f", enumerable: false }); + var proxy = new Proxy(record, loggingHandler); + var h = new Headers(proxy); + + assert_equals(log.length, 6); + // The first thing is the [[Get]] of Symbol.iterator to figure out whether + // we're a sequence, during overload resolution. + assert_array_equals(log[0], ["get", record, Symbol.iterator, proxy]); + // Then we have the [[OwnPropertyKeys]] from + // https://webidl.spec.whatwg.org/#es-to-record step 4. + assert_array_equals(log[1], ["ownKeys", record]); + // Then the [[GetOwnProperty]] from step 5.1. + assert_array_equals(log[2], ["getOwnPropertyDescriptor", record, "a"]); + // No [[Get]] because not enumerable + // Then the second [[GetOwnProperty]] from step 5.1. + assert_array_equals(log[3], ["getOwnPropertyDescriptor", record, "c"]); + // Then the [[Get]] from step 5.2. + assert_array_equals(log[4], ["get", record, "c", proxy]); + // Then the third [[GetOwnProperty]] from step 5.1. + assert_array_equals(log[5], ["getOwnPropertyDescriptor", record, "e"]); + // No [[Get]] because not enumerable + + // Check the results. + assert_equals([...h].length, 1); + assert_array_equals([...h.keys()], ["c"]); + assert_true(h.has("c")); + assert_equals(h.get("c"), "d"); +}, "Correct operation ordering with non-enumerable properties"); + +test(function() { + this.add_cleanup(clearLog); + var record = {a: "b", c: "d", e: "f"}; + var lyingHandler = { + getOwnPropertyDescriptor: function(target, name) { + if (name == "a" || name == "e") { + return undefined; + } + return Reflect.getOwnPropertyDescriptor(target, name); + } + }; + var lyingProxy = new Proxy(record, lyingHandler); + var proxy = new Proxy(lyingProxy, loggingHandler); + var h = new Headers(proxy); + + assert_equals(log.length, 6); + // The first thing is the [[Get]] of Symbol.iterator to figure out whether + // we're a sequence, during overload resolution. + assert_array_equals(log[0], ["get", lyingProxy, Symbol.iterator, proxy]); + // Then we have the [[OwnPropertyKeys]] from + // https://webidl.spec.whatwg.org/#es-to-record step 4. + assert_array_equals(log[1], ["ownKeys", lyingProxy]); + // Then the [[GetOwnProperty]] from step 5.1. + assert_array_equals(log[2], ["getOwnPropertyDescriptor", lyingProxy, "a"]); + // No [[Get]] because no descriptor + // Then the second [[GetOwnProperty]] from step 5.1. + assert_array_equals(log[3], ["getOwnPropertyDescriptor", lyingProxy, "c"]); + // Then the [[Get]] from step 5.2. + assert_array_equals(log[4], ["get", lyingProxy, "c", proxy]); + // Then the third [[GetOwnProperty]] from step 5.1. + assert_array_equals(log[5], ["getOwnPropertyDescriptor", lyingProxy, "e"]); + // No [[Get]] because no descriptor + + // Check the results. + assert_equals([...h].length, 1); + assert_array_equals([...h.keys()], ["c"]); + assert_true(h.has("c")); + assert_equals(h.get("c"), "d"); +}, "Correct operation ordering with undefined descriptors"); + +test(function() { + this.add_cleanup(clearLog); + var record = {a: "b", c: "d"}; + var lyingHandler = { + ownKeys: function() { + return [ "a", "c", "a", "c" ]; + }, + }; + var lyingProxy = new Proxy(record, lyingHandler); + var proxy = new Proxy(lyingProxy, loggingHandler); + + // Returning duplicate keys from ownKeys() throws a TypeError. + assert_throws_js(TypeError, + function() { var h = new Headers(proxy); }); + + assert_equals(log.length, 2); + // The first thing is the [[Get]] of Symbol.iterator to figure out whether + // we're a sequence, during overload resolution. + assert_array_equals(log[0], ["get", lyingProxy, Symbol.iterator, proxy]); + // Then we have the [[OwnPropertyKeys]] from + // https://webidl.spec.whatwg.org/#es-to-record step 4. + assert_array_equals(log[1], ["ownKeys", lyingProxy]); +}, "Correct operation ordering with repeated keys"); + +test(function() { + this.add_cleanup(clearLog); + var record = { + a: "b", + [Symbol.toStringTag]: { + // Make sure the ToString conversion of the value happens + // after the ToString conversion of the key. + toString: function () { addLogEntry("toString", [this]); return "nope"; } + }, + c: "d" }; + var proxy = new Proxy(record, loggingHandler); + assert_throws_js(TypeError, + function() { var h = new Headers(proxy); }); + + assert_equals(log.length, 7); + // The first thing is the [[Get]] of Symbol.iterator to figure out whether + // we're a sequence, during overload resolution. + assert_array_equals(log[0], ["get", record, Symbol.iterator, proxy]); + // Then we have the [[OwnPropertyKeys]] from + // https://webidl.spec.whatwg.org/#es-to-record step 4. + assert_array_equals(log[1], ["ownKeys", record]); + // Then the [[GetOwnProperty]] from step 5.1. + assert_array_equals(log[2], ["getOwnPropertyDescriptor", record, "a"]); + // Then the [[Get]] from step 5.2. + assert_array_equals(log[3], ["get", record, "a", proxy]); + // Then the second [[GetOwnProperty]] from step 5.1. + assert_array_equals(log[4], ["getOwnPropertyDescriptor", record, "c"]); + // Then the second [[Get]] from step 5.2. + assert_array_equals(log[5], ["get", record, "c", proxy]); + // Then the third [[GetOwnProperty]] from step 5.1. + assert_array_equals(log[6], ["getOwnPropertyDescriptor", record, + Symbol.toStringTag]); + // Then we throw an exception converting the Symbol to a string, before we do + // the third [[Get]]. +}, "Basic operation with Symbol keys"); + +test(function() { + this.add_cleanup(clearLog); + var record = { + a: { + toString: function() { addLogEntry("toString", [this]); return "b"; } + }, + [Symbol.toStringTag]: { + toString: function () { addLogEntry("toString", [this]); return "nope"; } + }, + c: { + toString: function() { addLogEntry("toString", [this]); return "d"; } + } + }; + // Now make that Symbol-named property not enumerable. + Object.defineProperty(record, Symbol.toStringTag, { enumerable: false }); + assert_array_equals(Reflect.ownKeys(record), + ["a", "c", Symbol.toStringTag]); + + var proxy = new Proxy(record, loggingHandler); + var h = new Headers(proxy); + + assert_equals(log.length, 9); + // The first thing is the [[Get]] of Symbol.iterator to figure out whether + // we're a sequence, during overload resolution. + assert_array_equals(log[0], ["get", record, Symbol.iterator, proxy]); + // Then we have the [[OwnPropertyKeys]] from + // https://webidl.spec.whatwg.org/#es-to-record step 4. + assert_array_equals(log[1], ["ownKeys", record]); + // Then the [[GetOwnProperty]] from step 5.1. + assert_array_equals(log[2], ["getOwnPropertyDescriptor", record, "a"]); + // Then the [[Get]] from step 5.2. + assert_array_equals(log[3], ["get", record, "a", proxy]); + // Then the ToString on the value. + assert_array_equals(log[4], ["toString", record.a]); + // Then the second [[GetOwnProperty]] from step 5.1. + assert_array_equals(log[5], ["getOwnPropertyDescriptor", record, "c"]); + // Then the second [[Get]] from step 5.2. + assert_array_equals(log[6], ["get", record, "c", proxy]); + // Then the ToString on the value. + assert_array_equals(log[7], ["toString", record.c]); + // Then the third [[GetOwnProperty]] from step 5.1. + assert_array_equals(log[8], ["getOwnPropertyDescriptor", record, + Symbol.toStringTag]); + // No [[Get]] because not enumerable. + + // Check the results. + assert_equals([...h].length, 2); + assert_array_equals([...h.keys()], ["a", "c"]); + assert_true(h.has("a")); + assert_equals(h.get("a"), "b"); + assert_true(h.has("c")); + assert_equals(h.get("c"), "d"); +}, "Operation with non-enumerable Symbol keys"); |