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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/jit-test/tests/collections/Map-iterator-remove-5.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/jit-test/tests/collections/Map-iterator-remove-5.js')
-rw-r--r--js/src/jit-test/tests/collections/Map-iterator-remove-5.js22
1 files changed, 22 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/collections/Map-iterator-remove-5.js b/js/src/jit-test/tests/collections/Map-iterator-remove-5.js
new file mode 100644
index 0000000000..d5e3c26b2e
--- /dev/null
+++ b/js/src/jit-test/tests/collections/Map-iterator-remove-5.js
@@ -0,0 +1,22 @@
+// Removing a Map entry already visited by an iterator does not cause any
+// entries to be skipped.
+
+var map = new Map();
+for (var i = 0; i < 20; i++)
+ map.set(String.fromCharCode('A'.charCodeAt(0) + i), i);
+
+var log = '';
+for (var [k, v] of map) {
+ log += k;
+ if (v % 5 === 4) {
+ // Delete all entries preceding this one.
+ for (let [k1, v1] of map) {
+ if (k1 === k)
+ break;
+ map.delete(k1);
+ }
+ }
+}
+assertEq(log, 'ABCDEFGHIJKLMNOPQRST');
+assertEq(map.size, 1); // Only the last entry remains.
+assertEq(map.get('T'), 19);