The Tor Browser / file comparison
comparison: dom/mobilemessage/tests/header_helpers.js
dom/mobilemessage/tests/header_helpers.js
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| 1 /* Any copyright is dedicated to the Public Domain. | |
| 2 http://creativecommons.org/publicdomain/zero/1.0/ */ | |
| 3 | |
| 4 "use strict"; | |
| 5 | |
| 6 const {classes: Cc, interfaces: Ci, utils: Cu, results: Cr} = Components; | |
| 7 | |
| 8 | |
| 9 let subscriptLoader = Cc["@mozilla.org/moz/jssubscript-loader;1"] | |
| 10 .getService(Ci.mozIJSSubScriptLoader); | |
| 11 | |
| 12 /** | |
| 13 * Test whether specified function throws exception with expected | |
| 14 * result. | |
| 15 * | |
| 16 * @param func | |
| 17 * Function to be tested. | |
| 18 * @param exception | |
| 19 * Expected class name of thrown exception. Use null for no throws. | |
| 20 * @param stack | |
| 21 * Optional stack object to be printed. null for Components#stack#caller. | |
| 22 */ | |
| 23 function do_check_throws(func, result, stack) | |
| 24 { | |
| 25 if (!stack) | |
| 26 stack = Components.stack.caller; | |
| 27 | |
| 28 try { | |
| 29 func(); | |
| 30 } catch (ex) { | |
| 31 if (ex.name == result) { | |
| 32 return; | |
| 33 } | |
| 34 do_throw("expected result " + result + ", caught " + ex, stack); | |
| 35 } | |
| 36 | |
| 37 if (result) { | |
| 38 do_throw("expected result " + result + ", none thrown", stack); | |
| 39 } | |
| 40 } | |
| 41 | |
| 42 /** | |
| 43 * Internal test function for comparing results. | |
| 44 * | |
| 45 * @param func | |
| 46 * A function under test. It should accept an arguement and return the | |
| 47 * result. | |
| 48 * @param data | |
| 49 * Input data for `func`. | |
| 50 * @param expect | |
| 51 * Expected result. | |
| 52 */ | |
| 53 function wsp_test_func(func, data, expect) { | |
| 54 let result_str = JSON.stringify(func(data)); | |
| 55 let expect_str = JSON.stringify(expect); | |
| 56 do_check_eq(result_str, expect_str); | |
| 57 } | |
| 58 | |
| 59 /** | |
| 60 * Test customized WSP PDU decoding. | |
| 61 * | |
| 62 * @param func | |
| 63 * Decoding func under test. It should return a decoded value if invoked. | |
| 64 * @param input | |
| 65 * Array of octets as test data. | |
| 66 * @param expect | |
| 67 * Expected decoded value, use null if expecting errors instead. | |
| 68 * @param exception | |
| 69 * Expected class name of thrown exception. Use null for no throws. | |
| 70 */ | |
| 71 function wsp_decode_test_ex(func, input, expect, exception) { | |
| 72 let data = {array: input, offset: 0}; | |
| 73 do_check_throws(wsp_test_func.bind(null, func, data, expect), exception); | |
| 74 } | |
| 75 | |
| 76 /** | |
| 77 * Test default WSP PDU decoding. | |
| 78 * | |
| 79 * @param target | |
| 80 * Target decoding object, ie. TextValue. | |
| 81 * @param input | |
| 82 * Array of octets as test data. | |
| 83 * @param expect | |
| 84 * Expected decoded value, use null if expecting errors instead. | |
| 85 * @param exception | |
| 86 * Expected class name of thrown exception. Use null for no throws. | |
| 87 */ | |
| 88 function wsp_decode_test(target, input, expect, exception) { | |
| 89 let func = function decode_func(data) { | |
| 90 return target.decode(data); | |
| 91 }; | |
| 92 | |
| 93 wsp_decode_test_ex(func, input, expect, exception); | |
| 94 } | |
| 95 | |
| 96 /** | |
| 97 * Test customized WSP PDU encoding. | |
| 98 * | |
| 99 * @param func | |
| 100 * Encoding func under test. It should return an encoded octet array if | |
| 101 * invoked. | |
| 102 * @param input | |
| 103 * An object to be encoded. | |
| 104 * @param expect | |
| 105 * Expected encoded octet array, use null if expecting errors instead. | |
| 106 * @param exception | |
| 107 * Expected class name of thrown exception. Use null for no throws. | |
| 108 */ | |
| 109 function wsp_encode_test_ex(func, input, expect, exception) { | |
| 110 let data = {array: [], offset: 0}; | |
| 111 do_check_throws(wsp_test_func.bind(null, func.bind(null, data), input, | |
| 112 expect), exception); | |
| 113 } | |
| 114 | |
| 115 /** | |
| 116 * Test default WSP PDU encoding. | |
| 117 * | |
| 118 * @param target | |
| 119 * Target decoding object, ie. TextValue. | |
| 120 * @param input | |
| 121 * An object to be encoded. | |
| 122 * @param expect | |
| 123 * Expected encoded octet array, use null if expecting errors instead. | |
| 124 * @param exception | |
| 125 * Expected class name of thrown exception. Use null for no throws. | |
| 126 */ | |
| 127 function wsp_encode_test(target, input, expect, exception) { | |
| 128 let func = function encode_func(data, input) { | |
| 129 target.encode(data, input); | |
| 130 | |
| 131 // Remove extra space consumed during encoding. | |
| 132 while (data.array.length > data.offset) { | |
| 133 data.array.pop(); | |
| 134 } | |
| 135 | |
| 136 return data.array; | |
| 137 } | |
| 138 | |
| 139 wsp_encode_test_ex(func, input, expect, exception); | |
| 140 } | |
| 141 | |
| 142 /** | |
| 143 * @param str | |
| 144 * A string. | |
| 145 * @param noAppendNull | |
| 146 * True to omit terminating NUL octet. Default false. | |
| 147 * | |
| 148 * @return A number array of char codes of characters in `str`. | |
| 149 */ | |
| 150 function strToCharCodeArray(str, noAppendNull) { | |
| 151 let result = []; | |
| 152 | |
| 153 for (let i = 0; i < str.length; i++) { | |
| 154 result.push(str.charCodeAt(i)); | |
| 155 } | |
| 156 if (!noAppendNull) { | |
| 157 result.push(0); | |
| 158 } | |
| 159 | |
| 160 return result; | |
| 161 } | |
| 162 |
