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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /js/src/tests/non262/Symbol/enumeration-order.js
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/non262/Symbol/enumeration-order.js')
-rw-r--r--js/src/tests/non262/Symbol/enumeration-order.js40
1 files changed, 40 insertions, 0 deletions
diff --git a/js/src/tests/non262/Symbol/enumeration-order.js b/js/src/tests/non262/Symbol/enumeration-order.js
new file mode 100644
index 0000000000..8bcd1f02ff
--- /dev/null
+++ b/js/src/tests/non262/Symbol/enumeration-order.js
@@ -0,0 +1,40 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/licenses/publicdomain/ */
+
+// Symbols follow all other property keys in the result list.
+var log;
+function LoggingProxy() {
+ return new Proxy({}, {
+ defineProperty: (t, key, desc) => {
+ log.push(key);
+ return true;
+ }
+ });
+}
+
+var keys = [
+ "before",
+ Symbol(),
+ "during",
+ Symbol.for("during"),
+ Symbol.iterator,
+ "after"
+];
+var descs = {};
+for (var k of keys)
+ descs[k] = {configurable: true, value: 0};
+
+function test(descsObj) {
+ log = [];
+ Object.defineProperties(LoggingProxy(), descs);
+ assertEq(log.length, keys.length);
+ assertDeepEq(log.map(k => typeof k), ["string", "string", "string", "symbol", "symbol", "symbol"]);
+ for (var key of keys)
+ assertEq(log.indexOf(key) !== -1, true);
+}
+
+test(descs);
+test(new Proxy(descs, {}));
+
+if (typeof reportCompare === "function")
+ reportCompare(0, 0);