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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/tests/non262/expressions/primitive-this-boxing-behavior.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 '')
-rw-r--r-- | js/src/tests/non262/expressions/primitive-this-boxing-behavior.js | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/js/src/tests/non262/expressions/primitive-this-boxing-behavior.js b/js/src/tests/non262/expressions/primitive-this-boxing-behavior.js new file mode 100644 index 0000000000..36cc0e9e8b --- /dev/null +++ b/js/src/tests/non262/expressions/primitive-this-boxing-behavior.js @@ -0,0 +1,106 @@ +// Any copyright is dedicated to the Public Domain. +// http://creativecommons.org/licenses/publicdomain/ + +//----------------------------------------------------------------------------- +var BUGNUMBER = 732669; +var summary = "Primitive values don't box correctly"; + +print(BUGNUMBER + ": " + summary); + +/************** + * BEGIN TEST * + **************/ + +var t; +function returnThis() { return this; } + +// Boolean + +Boolean.prototype.method = returnThis; +t = true.method(); +assertEq(t !== Boolean.prototype, true); +assertEq(t.toString(), "true"); + +Object.defineProperty(Boolean.prototype, "property", { get: returnThis, configurable: true }); +t = false.property; +assertEq(t !== Boolean.prototype, true); +assertEq(t.toString(), "false"); + +delete Boolean.prototype.method; +delete Boolean.prototype.property; + + +// Number + +Number.prototype.method = returnThis; +t = 5..method(); +assertEq(t !== Number.prototype, true); +assertEq(t.toString(), "5"); + +Object.defineProperty(Number.prototype, "property", { get: returnThis, configurable: true }); +t = 17..property; +assertEq(t !== Number.prototype, true); +assertEq(t.toString(), "17"); + +delete Number.prototype.method; +delete Number.prototype.property; + + +// String + +String.prototype.method = returnThis; +t = "foo".method(); +assertEq(t !== String.prototype, true); +assertEq(t.toString(), "foo"); + +Object.defineProperty(String.prototype, "property", { get: returnThis, configurable: true }); +t = "bar".property; +assertEq(t !== String.prototype, true); +assertEq(t.toString(), "bar"); + +delete String.prototype.method; +delete String.prototype.property; + + +// Object + +Object.prototype.method = returnThis; + +t = true.method(); +assertEq(t !== Object.prototype, true); +assertEq(t !== Boolean.prototype, true); +assertEq(t.toString(), "true"); + +t = 42..method(); +assertEq(t !== Object.prototype, true); +assertEq(t !== Number.prototype, true); +assertEq(t.toString(), "42"); + +t = "foo".method(); +assertEq(t !== Object.prototype, true); +assertEq(t !== String.prototype, true); +assertEq(t.toString(), "foo"); + +Object.defineProperty(Object.prototype, "property", { get: returnThis, configurable: true }); + +t = false.property; +assertEq(t !== Object.prototype, true); +assertEq(t !== Boolean.prototype, true); +assertEq(t.toString(), "false"); + +t = 8675309..property; +assertEq(t !== Object.prototype, true); +assertEq(t !== Number.prototype, true); +assertEq(t.toString(), "8675309"); + +t = "bar".property; +assertEq(t !== Object.prototype, true); +assertEq(t !== String.prototype, true); +assertEq(t.toString(), "bar"); + +/******************************************************************************/ + +if (typeof reportCompare === "function") + reportCompare(true, true); + +print("Tests complete"); |