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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/jit-test/tests/cacheir/fun-apply-null-undefined.js | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.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/jit-test/tests/cacheir/fun-apply-null-undefined.js')
-rw-r--r-- | js/src/jit-test/tests/cacheir/fun-apply-null-undefined.js | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/cacheir/fun-apply-null-undefined.js b/js/src/jit-test/tests/cacheir/fun-apply-null-undefined.js new file mode 100644 index 0000000000..b310df577b --- /dev/null +++ b/js/src/jit-test/tests/cacheir/fun-apply-null-undefined.js @@ -0,0 +1,36 @@ +function testBasic() { + var thisVal = {}; + var arr = [1, 2, 3]; + var f = function() { + assertEq(this, thisVal); + assertEq(arguments.length, 0); + return 456; + }; + for (var i = 0; i < 100; i++) { + // Scripted callee. + assertEq(f.apply(thisVal), 456); + assertEq(f.apply(thisVal), 456); + assertEq(f.apply(thisVal, null), 456); + assertEq(f.apply(thisVal, undefined), 456); + + // Native callee. + assertEq(Math.abs.apply(), NaN); + assertEq(Math.abs.apply(null), NaN); + assertEq(Math.abs.apply(null, null), NaN); + assertEq(Array.prototype.join.apply(arr), "1,2,3"); + assertEq(Array.prototype.join.apply(arr, null), "1,2,3"); + assertEq(Array.prototype.join.apply(arr, undefined), "1,2,3"); + } +} +testBasic(); + +function testUndefinedGuard() { + var f = function() { return arguments.length; } + var arr = [-5, 5]; + for (var i = 0; i < 100; i++) { + var args = i < 50 ? undefined : arr; + assertEq(f.apply(null, args), i < 50 ? 0 : 2); + assertEq(Math.abs.apply(null, args), i < 50 ? NaN : 5); + } +} +testUndefinedGuard(); |