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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 14:29:10 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 14:29:10 +0000 |
commit | 2aa4a82499d4becd2284cdb482213d541b8804dd (patch) | |
tree | b80bf8bf13c3766139fbacc530efd0dd9d54394c /js/src/jsapi-tests/testToSignedOrUnsignedInteger.cpp | |
parent | Initial commit. (diff) | |
download | firefox-2aa4a82499d4becd2284cdb482213d541b8804dd.tar.xz firefox-2aa4a82499d4becd2284cdb482213d541b8804dd.zip |
Adding upstream version 86.0.1.upstream/86.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/jsapi-tests/testToSignedOrUnsignedInteger.cpp')
-rw-r--r-- | js/src/jsapi-tests/testToSignedOrUnsignedInteger.cpp | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/js/src/jsapi-tests/testToSignedOrUnsignedInteger.cpp b/js/src/jsapi-tests/testToSignedOrUnsignedInteger.cpp new file mode 100644 index 0000000000..6fc82a9445 --- /dev/null +++ b/js/src/jsapi-tests/testToSignedOrUnsignedInteger.cpp @@ -0,0 +1,68 @@ +/* -*- 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 <math.h> + +#include "js/Conversions.h" + +#include "jsapi-tests/tests.h" + +using JS::ToSignedInteger; +using JS::ToUnsignedInteger; + +BEGIN_TEST(testToUint8TwiceUint8Range) { + double d = -256; + uint8_t expected = 0; + do { + CHECK(ToUnsignedInteger<uint8_t>(d) == expected); + + d++; + expected++; + } while (d <= 256); + return true; +} +END_TEST(testToUint8TwiceUint8Range) + +BEGIN_TEST(testToInt8) { + double d = -128; + int8_t expected = -128; + do { + CHECK(ToSignedInteger<int8_t>(d) == expected); + + d++; + expected++; + } while (expected < 127); + return true; +} +END_TEST(testToInt8) + +BEGIN_TEST(testToUint32Large) { + CHECK(ToUnsignedInteger<uint32_t>(pow(2.0, 83)) == 0); + CHECK(ToUnsignedInteger<uint32_t>(pow(2.0, 83) + pow(2.0, 31)) == (1U << 31)); + CHECK(ToUnsignedInteger<uint32_t>(pow(2.0, 83) + 2 * pow(2.0, 31)) == 0); + CHECK(ToUnsignedInteger<uint32_t>(pow(2.0, 83) + 3 * pow(2.0, 31)) == + (1U << 31)); + CHECK(ToUnsignedInteger<uint32_t>(pow(2.0, 84)) == 0); + CHECK(ToUnsignedInteger<uint32_t>(pow(2.0, 84) + pow(2.0, 31)) == 0); + CHECK(ToUnsignedInteger<uint32_t>(pow(2.0, 84) + pow(2.0, 32)) == 0); + return true; +} +END_TEST(testToUint32Large) + +BEGIN_TEST(testToUint64Large) { + CHECK(ToUnsignedInteger<uint64_t>(pow(2.0, 115)) == 0); + CHECK(ToUnsignedInteger<uint64_t>(pow(2.0, 115) + pow(2.0, 63)) == + (1ULL << 63)); + CHECK(ToUnsignedInteger<uint64_t>(pow(2.0, 115) + 2 * pow(2.0, 63)) == 0); + CHECK(ToUnsignedInteger<uint64_t>(pow(2.0, 115) + 3 * pow(2.0, 63)) == + (1ULL << 63)); + CHECK(ToUnsignedInteger<uint64_t>(pow(2.0, 116)) == 0); + CHECK(ToUnsignedInteger<uint64_t>(pow(2.0, 116) + pow(2.0, 63)) == 0); + CHECK(ToUnsignedInteger<uint64_t>(pow(2.0, 116) + pow(2.0, 64)) == 0); + return true; +} +END_TEST(testToUint64Large) |