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author | Andreas Kling <kling@serenityos.org> | 2021-01-12 12:17:30 +0100 |
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committer | Andreas Kling <kling@serenityos.org> | 2021-01-12 12:17:46 +0100 |
commit | 13d7c09125f8eec703d0a43a9a87fc8aa08f7319 (patch) | |
tree | 70fd643c429cea5c1f9362c2674511d17a53f3b5 /Userland/Libraries/LibJS/Tests/parseInt.js | |
parent | dc28c07fa526841e05e16161c74a6c23984f1dd5 (diff) | |
download | serenity-13d7c09125f8eec703d0a43a9a87fc8aa08f7319.zip |
Libraries: Move to Userland/Libraries/
Diffstat (limited to 'Userland/Libraries/LibJS/Tests/parseInt.js')
-rw-r--r-- | Userland/Libraries/LibJS/Tests/parseInt.js | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/Userland/Libraries/LibJS/Tests/parseInt.js b/Userland/Libraries/LibJS/Tests/parseInt.js new file mode 100644 index 0000000000..e4115affd0 --- /dev/null +++ b/Userland/Libraries/LibJS/Tests/parseInt.js @@ -0,0 +1,59 @@ +test("basic parseInt() functionality", () => { + expect(parseInt("0")).toBe(0); + expect(parseInt("100")).toBe(100); + expect(parseInt("1000", 16)).toBe(4096); + expect(parseInt("0xF", 16)).toBe(15); + expect(parseInt("F", 16)).toBe(15); + expect(parseInt("17", 8)).toBe(15); + expect(parseInt(021, 8)).toBe(15); + expect(parseInt("015", 10)).toBe(15); + expect(parseInt(15.99, 10)).toBe(15); + expect(parseInt("15,123", 10)).toBe(15); + expect(parseInt("FXX123", 16)).toBe(15); + expect(parseInt("1111", 2)).toBe(15); + expect(parseInt("15 * 3", 10)).toBe(15); + expect(parseInt("15e2", 10)).toBe(15); + expect(parseInt("15px", 10)).toBe(15); + expect(parseInt("12", 13)).toBe(15); + expect(parseInt("Hello", 8)).toBeNaN(); + expect(parseInt("546", 2)).toBeNaN(); + expect(parseInt("-F", 16)).toBe(-15); + expect(parseInt("-0F", 16)).toBe(-15); + expect(parseInt("-0XF", 16)).toBe(-15); + expect(parseInt(-15.1, 10)).toBe(-15); + expect(parseInt("-17", 8)).toBe(-15); + expect(parseInt("-15", 10)).toBe(-15); + expect(parseInt("-1111", 2)).toBe(-15); + expect(parseInt("-15e1", 10)).toBe(-15); + expect(parseInt("-12", 13)).toBe(-15); + expect(parseInt(4.7, 10)).toBe(4); + expect(parseInt("0e0", 16)).toBe(224); + expect(parseInt("123_456")).toBe(123); + + // FIXME: expect(parseInt(4.7 * 1e22, 10)).toBe(4); + // FIXME: expect(parseInt(0.00000000000434, 10)).toBe(4); + // FIXME: expect(parseInt(0.0000001,11)).toBe(1); + // FIXME: expect(parseInt(0.000000124,10)).toBe(1); + // FIXME: expect(parseInt(1e-7,10)).toBe(1); + // FIXME: expect(parseInt(1000000000000100000000,10)).toBe(1); + // FIXME: expect(parseInt(123000000000010000000000,10)).toBe(1); + // FIXME: expect(parseInt(1e+21,10)).toBe(1); + // FIXME: expect(parseInt('900719925474099267n')).toBe(900719925474099300) +}); + +test("parseInt() radix is coerced to a number", () => { + const obj = { + valueOf() { + return 8; + }, + }; + expect(parseInt("11", obj)).toBe(9); + obj.valueOf = function () { + return 1; + }; + expect(parseInt("11", obj)).toBeNaN(); + obj.valueOf = function () { + return Infinity; + }; + expect(parseInt("11", obj)).toBe(11); +}); |