146 lines
6.2 KiB
JavaScript
146 lines
6.2 KiB
JavaScript
var assert = require("assert");
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var IMPL = require("./lib/impl.json");
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var COMPARE = require("./tests/compare.json");
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var PRINTF = require("./tests/printf");
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var IMPLS = {}, IMPLA = [];
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IMPL.forEach(function(impl, i) { IMPLS[impl] = IMPLA[i] = require("./lib/" + impl); });
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IMPL.push("base"); IMPLS["base"] = IMPLA[IMPL.length-1] = require("./");
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function compare_parse(a,b) {
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assert.equal(a.length, b.length);
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for(var i = 0; i < a.length; ++i) {
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for(var j = 0; j < a[i].length; ++j) {
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if((a[i][j] || "") != (b[i][j] || "")) {
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throw i + "," + j + " " + a[i] + " " + b[i];
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}
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}
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}
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}
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describe('consensus', function() {
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it('tokenizer', function() {
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COMPARE.forEach(function(m) {
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var base = IMPLA[0]._tokenize(m);
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for(var i = 1; i < IMPLA.length; ++i) compare_parse(base, IMPLA[i]._tokenize(m));
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});
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});
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});
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describe('correctness', function() {
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IMPL.forEach(function(n,i) {
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it(n, function() {
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PRINTF.forEach(function(v) {
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assert.equal(IMPLA[i].sprintf.apply(IMPLA[i], v[0]), v[1]);
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});
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});
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});
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});
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var sprintf = IMPLS["base"].sprintf;
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var chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ !\"#$%&'()*+,-./0123456789:;<=>?@[\\]^_~{|}`".split("");
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var convs = "aAbBcCdDeEfFgGiJmnoOpsSTuUVxXyY%".split("");
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var flags = " #'+-0".split("");
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var digits = "0123456789".split("");
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var lens = "hIjlLqtwzZ".split(""); lens.push("hh"); lens.push("ll");
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var other = "$*.".split("");
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var unused = []; chars.forEach(function(c) {
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if(convs.indexOf(c) == -1 &&
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flags.indexOf(c) == -1 &&
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digits.indexOf(c) == -1 &&
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lens.indexOf(c) == -1 &&
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other.indexOf(c) == -1
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) unused.push(c);
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});
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describe('special cases', function() {
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it('fails on unrecognized format chars: ' + unused.join(""), function() {
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unused.forEach(function(c) {
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assert.throws(function() { sprintf("%" + c, 0); }, "Should fail on %" +c);
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});
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});
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it('accepts all expected conversions: ' + convs.join(""), function() {
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convs.forEach(function(c) {
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assert.doesNotThrow(function() { sprintf("%" + c, 0); }, "Should pass on %" +c);
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});
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});
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it('accepts all expected lengths: ' + lens.join(""), function() {
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lens.forEach(function(l) {
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var fmt = "%" + l + "X";
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assert.doesNotThrow(function() { sprintf(fmt, 0); }, "Should pass on "+fmt);
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});
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});
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it('accepts all expected flags: ' + flags.join(""), function() {
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flags.forEach(function(l) {
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var fmt = "%" + l + "X";
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assert.doesNotThrow(function() { sprintf(fmt, 0); }, "Should pass on "+fmt);
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});
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});
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it('correctly handles character conversions: cC', function() {
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assert.equal(sprintf("|%c %c|", "69", 69), "|6 E|");
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assert.equal(sprintf("|%c|", {toString:function() { return "69"; }, valueOf: function() { return 69; }} ), "|6|");
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});
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it('correctly handles error conversion: m', function() {
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var x = new Error("sheetjs");
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x.errno = 69; x.toString = function() { return "SHEETJS"; };
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assert.equal(sprintf("|%#m|", x), "|sheetjs|");
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delete x.message;
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assert.equal(sprintf("|%#m|", x), "|Error number 69|");
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delete x.errno;
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assert.equal(sprintf("|%#m|", x), "|Error SHEETJS|");
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});
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it('correctly handles typeof and valueOf conversions: TV', function() {
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assert.equal(sprintf("%1$T %1$#T", 1), 'number Number');
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assert.equal(sprintf("%1$T %1$#T", 'foo'), 'string String');
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assert.equal(sprintf("%1$T %1$#T", [1,2,3]), 'object Array');
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assert.equal(sprintf("%1$T %1$#T", null), 'object Null');
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assert.equal(sprintf("%1$T %1$#T", undefined), 'undefined Undefined');
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var _f = function() { return "f"; };
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var _3 = function() { return 3; };
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assert.equal(sprintf("%1$d %1$s %1$V", {toString:_f}), '0 f f');
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assert.equal(sprintf("%1$d %1$s %1$V", {valueOf:_3}), '3 [object Object] 3');
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assert.equal(sprintf("%1$d %1$s %1$V", {valueOf:_3, toString:_f}), '3 f 3');
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});
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it('correctly handles standard integer conversions: diouxXDUO', function() {
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assert.equal(sprintf("%02hhx %02hhX", 1, 1234321), "01 91");
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assert.equal(sprintf("%02hhx %-02hhX", -1, -253), "ff 3 ");
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assert.equal(sprintf("%#02llx", -3), "0xfffffffffffffffd");
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assert.equal(sprintf("%#02llX", -3), "0XFFFFFFFFFFFFFFFD");
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assert.equal(sprintf("%#02llo", -3), "01777777777777777777775");
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assert.equal(sprintf("%#02llu", -3), "18446744073709551613");
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assert.equal(sprintf("%#03lld", -3), "-03");
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assert.equal(sprintf("%.9d %.9d", 123456, -123456), "000123456 -000123456");
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});
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it('correctly handles new binary conversions: bB', function() {
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assert.equal(sprintf("%#b", -3), "0b11111111111111111111111111111101");
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assert.equal(sprintf("%#5B", 3), " 0b11");
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});
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it('recognizes IEEE754 special values', function() {
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assert.equal(sprintf("%a", Infinity), "inf");
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assert.equal(sprintf("%e", -Infinity), "-inf");
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assert.equal(sprintf("%f", 0/0), "nan");
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assert.equal(sprintf("%g", 1/-Infinity), "-0");
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});
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it('correctly handles floating point conversions: aAeEfFgG', function() {
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assert.equal(sprintf("%1$g %1$#g", 1e5), "100000 100000.");
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assert.equal(sprintf("%.3g %.3g", 1.2345e-4, 1.2345e-5), "0.000123 1.23e-05");
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assert.equal(sprintf("%f", 1.23e22), "12300000000000001048600.000000");
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assert.equal(sprintf("%a %A %a %A", 1, .2, .69, 6e20), "0x1p+0 0X1.999999999999AP-3 0x1.6147ae147ae14p-1 0X1.043561A88293P+69");
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assert.equal(sprintf("%La %LA %La %LA", 1, .2, .69, 6e20), "0x8p-3 0XC.CCCCCCCCCCCDP-6 0xb.0a3d70a3d70ap-4 0X8.21AB0D441498P+66");
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assert.equal(sprintf("|%1$4.1f|%1$04.1f|%1$-4.1f", 1.2), "| 1.2|01.2|1.2 ");
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assert.equal(sprintf("%1$.1a|%1$04.0f", -128), "-0x1.0p+7|-128");
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assert.equal(sprintf("%1$.1a|%1$04.0f", -6.9e-11), "-0x1.3p-34|-000");
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assert.equal(sprintf("%010.1a", 1.), "0x001.0p+0");
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assert.equal(sprintf("%.7a %.7a", 129, -129), "0x1.0200000p+7 -0x1.0200000p+7");
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assert.equal(sprintf("%.7a", -3.1), "-0x1.8cccccdp+1");
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});
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it('consistently handles null and undefined', function() {
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assert.equal(sprintf("|%1$a|%1$A|%1$e|%1$E|%1$f|%1$F|%1$g|%1$G|", undefined), "|nan|NAN|nan|NAN|nan|NAN|nan|NAN|");
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assert.equal(sprintf("|%1$a|%1$A|%1$e|%1$E|%1$f|%1$F|%1$g|%1$G|", null), "|nan|NAN|nan|NAN|nan|NAN|nan|NAN|");
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assert.equal(sprintf("|%1$b|%1$B|%1$d|%1$D|%1$i|%1$o|%1$O|%1$u|%1$U|%1$x|%1$X|", undefined), "|0|0|0|0|0|0|0|0|0|0|0|");
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assert.equal(sprintf("|%1$b|%1$B|%1$d|%1$D|%1$i|%1$o|%1$O|%1$u|%1$U|%1$x|%1$X|", null), "|0|0|0|0|0|0|0|0|0|0|0|");
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});
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});
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