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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/tests/test262/built-ins/Proxy/has/return-false-target-prop-exists.js
parentInitial commit. (diff)
downloadfirefox-esr-upstream.tar.xz
firefox-esr-upstream.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/test262/built-ins/Proxy/has/return-false-target-prop-exists.js')
-rw-r--r--js/src/tests/test262/built-ins/Proxy/has/return-false-target-prop-exists.js27
1 files changed, 27 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Proxy/has/return-false-target-prop-exists.js b/js/src/tests/test262/built-ins/Proxy/has/return-false-target-prop-exists.js
new file mode 100644
index 0000000000..c67ea4ace0
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Proxy/has/return-false-target-prop-exists.js
@@ -0,0 +1,27 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 9.5.7
+description: >
+ The result of [[HasProperty]] is a Boolean value and will affect has
+ checkings. False returned when target property exists;
+info: |
+ [[HasProperty]] (P)
+
+ ...
+ 12. Return booleanTrapResult.
+features: [Proxy]
+---*/
+
+var target = {
+ attr: 1
+};
+var p = new Proxy(target, {
+ has: function(t, prop) {
+ return false;
+ }
+});
+
+assert.sameValue(("attr" in p), false);
+
+reportCompare(0, 0);