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Diffstat (limited to 'js/src/tests/non262/Intl/NumberFormat/format-string.js')
-rw-r--r-- | js/src/tests/non262/Intl/NumberFormat/format-string.js | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/js/src/tests/non262/Intl/NumberFormat/format-string.js b/js/src/tests/non262/Intl/NumberFormat/format-string.js new file mode 100644 index 0000000000..ec83b5147a --- /dev/null +++ b/js/src/tests/non262/Intl/NumberFormat/format-string.js @@ -0,0 +1,149 @@ +// |reftest| skip-if(!this.hasOwnProperty("Intl")) + +function groupByThree(s) { + return String(s).split("").reduceRight((acc, x) => x + (acc.match(/^\d{3}/) ? "," : "") + acc, ""); +} + +const tests = [ + {value: "", expected: "0"}, + {value: "0", expected: "0"}, + {value: "+0", expected: "0"}, + {value: "-0", expected: "-0"}, + + {value: "Infinity", expected: "∞"}, + {value: "+Infinity", expected: "∞"}, + {value: "-Infinity", expected: "-∞"}, + + {value: "NaN", expected: "NaN"}, + {value: "invalid", expected: "NaN"}, + + // Integer 1 with and without fractional/exponent part. + {value: "1", expected: "1"}, + {value: "1.", expected: "1"}, + {value: "1.0", expected: "1"}, + {value: "1.00", expected: "1"}, + {value: "1e0", expected: "1"}, + {value: "1e+0", expected: "1"}, + {value: "1e-0", expected: "1"}, + + // Leading zeros. + {value: "01", expected: "1"}, + {value: "01.", expected: "1"}, + {value: "01.0", expected: "1"}, + {value: "01.00", expected: "1"}, + {value: "01e0", expected: "1"}, + {value: "01e+0", expected: "1"}, + {value: "01e-0", expected: "1"}, + + // Large values. + {value: "1e300", expected: "1" + ",000".repeat(100)}, + {value: "1e308", expected: "100" + ",000".repeat(102)}, + {value: "1e309", expected: "∞"}, + {value: "1e3000", expected: "∞"}, + {value: "1e+9999999", expected: "∞"}, + {value: "1e+99999999", expected: "∞"}, + {value: ".1e+9999999", expected: "∞"}, + {value: ".1e+99999999", expected: "∞"}, + {value: ".1e+999999999", expected: "∞"}, + {value: ".1e+9999999999", expected: "∞"}, + {value: "9007199254740991", expected: "9,007,199,254,740,991"}, + {value: "9007199254740992", expected: "9,007,199,254,740,992"}, + {value: "9007199254740993", expected: "9,007,199,254,740,993"}, + + {value: "-1e300", expected: "-1" + ",000".repeat(100)}, + {value: "-1e308", expected: "-100" + ",000".repeat(102)}, + {value: "-1e309", expected: "-∞"}, + {value: "-1e3000", expected: "-∞"}, + {value: "-1e+9999999", expected: "-∞"}, + {value: "-1e+99999999", expected: "-∞"}, + {value: "-.1e+9999999", expected: "-∞"}, + {value: "-.1e+99999999", expected: "-∞"}, + {value: "-.1e+999999999", expected: "-∞"}, + {value: "-.1e+9999999999", expected: "-∞"}, + {value: "-9007199254740991", expected: "-9,007,199,254,740,991"}, + {value: "-9007199254740992", expected: "-9,007,199,254,740,992"}, + {value: "-9007199254740993", expected: "-9,007,199,254,740,993"}, + + // Small values. + {value: "0.10000000000000000001", expected: "0.10000000000000000001"}, + {value: "0.00000000000000000001", expected: "0.00000000000000000001"}, + {value: "1e-20", expected: "0.00000000000000000001"}, + {value: "1e-30", expected: "0"}, + {value: ".1e-9999999", expected: "0"}, + {value: ".1e-99999999", expected: "0"}, + {value: ".1e-999999999", expected: "0"}, + {value: ".1e-9999999999", expected: "0"}, + + {value: "-0.10000000000000000001", expected: "-0.10000000000000000001"}, + {value: "-0.00000000000000000001", expected: "-0.00000000000000000001"}, + {value: "-1e-20", expected: "-0.00000000000000000001"}, + {value: "-1e-30", expected: "-0"}, + {value: "-.1e-9999999", expected: "-0"}, + {value: "-.1e-99999999", expected: "-0"}, + {value: "-.1e-999999999", expected: "-0"}, + {value: "-.1e-9999999999", expected: "-0"}, + + // Non-standard exponent notation. + {value: ".001e-2", expected: "0.00001"}, + {value: "123.001e-2", expected: "1.23001"}, + {value: "1000e-2", expected: "10"}, + {value: "1000e+2", expected: "100,000"}, + {value: "1000e-0", expected: "1,000"}, + + // Non-decimal strings. + {value: "0b101", expected: "5"}, + {value: "0o377", expected: "255"}, + {value: "0xdeadBEEF", expected: "3,735,928,559"}, + {value: "0B0011", expected: "3"}, + {value: "0O0777", expected: "511"}, + {value: "0X0ABC", expected: "2,748"}, + {value: "0b" + "1".repeat(1000), expected: groupByThree((2n ** 1000n) - 1n)}, + {value: "0o1" + "7".repeat(333), expected: groupByThree((2n ** 1000n) - 1n)}, + {value: "0x" + "f".repeat(250), expected: groupByThree((2n ** 1000n) - 1n)}, + + {value: "0b" + "1".repeat(1023), expected: groupByThree(0b10n ** 1023n - 1n)}, + {value: "0b" + "1".repeat(1024), expected: "∞"}, + {value: "0o" + "7".repeat(341), expected: groupByThree(0o10n ** 341n - 1n)}, + {value: "0o" + "7".repeat(342), expected: "∞"}, + {value: "0x" + "f".repeat(255), expected: groupByThree(0x10n ** 255n - 1n)}, + {value: "0x" + "f".repeat(256), expected: "∞"}, + + // Non-decimal strings don't accept a sign. + {value: "+0xbad", expected: "NaN"}, + {value: "-0xbad", expected: "NaN"}, +]; + +// https://tc39.es/ecma262/#prod-StrWhiteSpaceChar +const strWhiteSpaceChar = [ + "", + + // https://tc39.es/ecma262/#sec-white-space + "\t", "\v", "\f", " ", "\u00A0", "\uFEFF", + "\u1680", "\u2000", "\u2001", "\u2002", "\u2003", "\u2004", "\u2005", "\u2006", + "\u2007", "\u2008", "\u2009", "\u200A", "\u202F", "\u205F", "\u3000", + + // https://tc39.es/ecma262/#sec-line-terminators + "\n", "\r", "\u2028", "\u2029", +]; + +let nf = new Intl.NumberFormat("en", {maximumFractionDigits: 20}); +for (let {value, expected} of tests) { + for (let ws of strWhiteSpaceChar) { + assertEq(nf.format(ws + value), expected); + assertEq(nf.format(value + ws), expected); + assertEq(nf.format(ws + value + ws), expected); + } +} + +// Combine extreme values with other rounding modes. +{ + let nf = new Intl.NumberFormat("en", { + minimumFractionDigits: 20, + roundingMode: "ceil", + roundingIncrement: 5000, + }); + assertEq(nf.format(".1e-999999998"), "0.00000000000000000000"); +} + +if (typeof reportCompare === "function") + reportCompare(true, true); 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