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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /js/src/jsapi-tests/testSameValue.cpp | |
parent | Initial commit. (diff) | |
download | firefox-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/jsapi-tests/testSameValue.cpp')
-rw-r--r-- | js/src/jsapi-tests/testSameValue.cpp | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/js/src/jsapi-tests/testSameValue.cpp b/js/src/jsapi-tests/testSameValue.cpp new file mode 100644 index 0000000000..c2e12207f2 --- /dev/null +++ b/js/src/jsapi-tests/testSameValue.cpp @@ -0,0 +1,26 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- + * vim: set ts=8 sts=2 et sw=2 tw=80: + */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "js/Equality.h" // JS::SameValue +#include "jsapi-tests/tests.h" + +BEGIN_TEST(testSameValue) { + /* + * NB: passing a double that fits in an integer jsval is API misuse. As a + * matter of defense in depth, however, JS::SameValue should return the + * correct result comparing a positive-zero double to a negative-zero + * double, and this is believed to be the only way to make such a + * comparison possible. + */ + JS::RootedValue v1(cx, JS::DoubleValue(0.0)); + JS::RootedValue v2(cx, JS::DoubleValue(-0.0)); + bool same; + CHECK(JS::SameValue(cx, v1, v2, &same)); + CHECK(!same); + return true; +} +END_TEST(testSameValue) |