test_sprintfjs.js (4165B)
1 /* This Source Code Form is subject to the terms of the Mozilla Public 2 * License, v. 2.0. If a copy of the MPL was not distributed with this 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 4 5 "use strict"; 6 7 /** 8 * This unit test checks that our string formatter works with different patterns and 9 * arguments. 10 * Initially copied from unit tests at https://github.com/alexei/sprintf.js 11 */ 12 13 const { sprintf } = require("resource://devtools/shared/sprintfjs/sprintf.js"); 14 const PI = 3.141592653589793; 15 16 function run_test() { 17 // Simple patterns 18 equal("%", sprintf("%%")); 19 equal("10", sprintf("%b", 2)); 20 equal("A", sprintf("%c", 65)); 21 equal("2", sprintf("%d", 2)); 22 equal("2", sprintf("%i", 2)); 23 equal("2", sprintf("%d", "2")); 24 equal("2", sprintf("%i", "2")); 25 equal('{"foo":"bar"}', sprintf("%j", { foo: "bar" })); 26 equal('["foo","bar"]', sprintf("%j", ["foo", "bar"])); 27 equal("2e+0", sprintf("%e", 2)); 28 equal("2", sprintf("%u", 2)); 29 equal("4294967294", sprintf("%u", -2)); 30 equal("2.2", sprintf("%f", 2.2)); 31 equal("3.141592653589793", sprintf("%g", PI)); 32 equal("10", sprintf("%o", 8)); 33 equal("%s", sprintf("%s", "%s")); 34 equal("ff", sprintf("%x", 255)); 35 equal("FF", sprintf("%X", 255)); 36 equal( 37 "Polly wants a cracker", 38 sprintf("%2$s %3$s a %1$s", "cracker", "Polly", "wants") 39 ); 40 equal("Hello world!", sprintf("Hello %(who)s!", { who: "world" })); 41 equal("true", sprintf("%t", true)); 42 equal("t", sprintf("%.1t", true)); 43 equal("true", sprintf("%t", "true")); 44 equal("true", sprintf("%t", 1)); 45 equal("false", sprintf("%t", false)); 46 equal("f", sprintf("%.1t", false)); 47 equal("false", sprintf("%t", "")); 48 equal("false", sprintf("%t", 0)); 49 50 equal("undefined", sprintf("%T", undefined)); 51 equal("null", sprintf("%T", null)); 52 equal("boolean", sprintf("%T", true)); 53 equal("number", sprintf("%T", 42)); 54 equal("string", sprintf("%T", "This is a string")); 55 equal("function", sprintf("%T", Math.log)); 56 equal("array", sprintf("%T", [1, 2, 3])); 57 equal("object", sprintf("%T", { foo: "bar" })); 58 59 equal("regexp", sprintf("%T", /<("[^"]*"|"[^"]*"|[^"">])*>/)); 60 61 equal("true", sprintf("%v", true)); 62 equal("42", sprintf("%v", 42)); 63 equal("This is a string", sprintf("%v", "This is a string")); 64 equal("1,2,3", sprintf("%v", [1, 2, 3])); 65 equal("[object Object]", sprintf("%v", { foo: "bar" })); 66 equal( 67 "/<(\"[^\"]*\"|'[^']*'|[^'\">])*>/", 68 sprintf("%v", /<("[^"]*"|'[^']*'|[^'">])*>/) 69 ); 70 71 // sign 72 equal("2", sprintf("%d", 2)); 73 equal("-2", sprintf("%d", -2)); 74 equal("+2", sprintf("%+d", 2)); 75 equal("-2", sprintf("%+d", -2)); 76 equal("2", sprintf("%i", 2)); 77 equal("-2", sprintf("%i", -2)); 78 equal("+2", sprintf("%+i", 2)); 79 equal("-2", sprintf("%+i", -2)); 80 equal("2.2", sprintf("%f", 2.2)); 81 equal("-2.2", sprintf("%f", -2.2)); 82 equal("+2.2", sprintf("%+f", 2.2)); 83 equal("-2.2", sprintf("%+f", -2.2)); 84 equal("-2.3", sprintf("%+.1f", -2.34)); 85 equal("-0.0", sprintf("%+.1f", -0.01)); 86 equal("3.14159", sprintf("%.6g", PI)); 87 equal("3.14", sprintf("%.3g", PI)); 88 equal("3", sprintf("%.1g", PI)); 89 equal("-000000123", sprintf("%+010d", -123)); 90 equal("______-123", sprintf("%+'_10d", -123)); 91 equal("-234.34 123.2", sprintf("%f %f", -234.34, 123.2)); 92 93 // padding 94 equal("-0002", sprintf("%05d", -2)); 95 equal("-0002", sprintf("%05i", -2)); 96 equal(" <", sprintf("%5s", "<")); 97 equal("0000<", sprintf("%05s", "<")); 98 equal("____<", sprintf("%'_5s", "<")); 99 equal("> ", sprintf("%-5s", ">")); 100 equal(">0000", sprintf("%0-5s", ">")); 101 equal(">____", sprintf("%'_-5s", ">")); 102 equal("xxxxxx", sprintf("%5s", "xxxxxx")); 103 equal("1234", sprintf("%02u", 1234)); 104 equal(" -10.235", sprintf("%8.3f", -10.23456)); 105 equal("-12.34 xxx", sprintf("%f %s", -12.34, "xxx")); 106 equal('{\n "foo": "bar"\n}', sprintf("%2j", { foo: "bar" })); 107 equal('[\n "foo",\n "bar"\n]', sprintf("%2j", ["foo", "bar"])); 108 109 // precision 110 equal("2.3", sprintf("%.1f", 2.345)); 111 equal("xxxxx", sprintf("%5.5s", "xxxxxx")); 112 equal(" x", sprintf("%5.1s", "xxxxxx")); 113 114 equal( 115 "foobar", 116 sprintf("%s", function () { 117 return "foobar"; 118 }) 119 ); 120 }