| 1 | var tape = require('../');
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| 2 | var tap = require('tap');
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| 3 | var concat = require('concat-stream');
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| 4 |
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| 5 | var stripFullStack = require('./common').stripFullStack;
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| 6 |
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| 7 | function fn() {
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| 8 | throw new TypeError('RegExp');
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| 9 | }
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| 10 |
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| 11 | function getNonFunctionMessage(fn) {
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| 12 | try {
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| 13 | fn();
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| 14 | } catch (e) {
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| 15 | return e.message;
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| 16 | }
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| 17 | }
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| 18 |
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| 19 | var getter = function () { return 'message'; };
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| 20 | var messageGetterError = Object.defineProperty(
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| 21 | { custom: 'error' },
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| 22 | 'message',
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| 23 | { configurable: true, enumerable: true, get: getter }
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| 24 | );
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| 25 | var thrower = function () { throw messageGetterError; };
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| 26 |
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| 27 | tap.test('failures', function (tt) {
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| 28 | tt.plan(1);
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| 29 |
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| 30 | var test = tape.createHarness();
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| 31 | test.createStream().pipe(concat(function (body) {
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| 32 | tt.equal(
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| 33 | stripFullStack(body.toString('utf8')),
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| 34 | 'TAP version 13\n'
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| 35 | + '# non functions\n'
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| 36 | + 'not ok 1 should throw\n'
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| 37 | + ' ---\n'
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| 38 | + ' operator: throws\n'
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| 39 | + ' expected: |-\n'
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| 40 | + ' undefined\n'
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| 41 | + ' actual: |-\n'
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| 42 | + " { [TypeError: " + getNonFunctionMessage() + "] message: '" + getNonFunctionMessage() + "' }\n"
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| 43 | + ' at: Test.<anonymous> ($TEST/throws.js:$LINE:$COL)\n'
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| 44 | + ' stack: |-\n'
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| 45 | + ' TypeError: ' + getNonFunctionMessage(undefined) + '\n'
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| 46 | + ' [... stack stripped ...]\n'
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| 47 | + ' at Test.<anonymous> ($TEST/throws.js:$LINE:$COL)\n'
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| 48 | + ' [... stack stripped ...]\n'
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| 49 | + ' ...\n'
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| 50 | + 'not ok 2 should throw\n'
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| 51 | + ' ---\n'
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| 52 | + ' operator: throws\n'
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| 53 | + ' expected: |-\n'
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| 54 | + ' undefined\n'
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| 55 | + ' actual: |-\n'
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| 56 | + " { [TypeError: " + getNonFunctionMessage(null) + "] message: '" + getNonFunctionMessage(null) + "' }\n"
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| 57 | + ' at: Test.<anonymous> ($TEST/throws.js:$LINE:$COL)\n'
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| 58 | + ' stack: |-\n'
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| 59 | + ' TypeError: ' + getNonFunctionMessage(null) + '\n'
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| 60 | + ' [... stack stripped ...]\n'
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| 61 | + ' at Test.<anonymous> ($TEST/throws.js:$LINE:$COL)\n'
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| 62 | + ' [... stack stripped ...]\n'
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| 63 | + ' ...\n'
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| 64 | + 'not ok 3 should throw\n'
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| 65 | + ' ---\n'
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| 66 | + ' operator: throws\n'
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| 67 | + ' expected: |-\n'
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| 68 | + ' undefined\n'
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| 69 | + ' actual: |-\n'
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| 70 | + " { [TypeError: " + getNonFunctionMessage(true) + "] message: '" + getNonFunctionMessage(true) + "' }\n"
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| 71 | + ' at: Test.<anonymous> ($TEST/throws.js:$LINE:$COL)\n'
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| 72 | + ' stack: |-\n'
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| 73 | + ' TypeError: ' + getNonFunctionMessage(true) + '\n'
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| 74 | + ' [... stack stripped ...]\n'
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| 75 | + ' at Test.<anonymous> ($TEST/throws.js:$LINE:$COL)\n'
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| 76 | + ' [... stack stripped ...]\n'
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| 77 | + ' ...\n'
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| 78 | + 'not ok 4 should throw\n'
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| 79 | + ' ---\n'
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| 80 | + ' operator: throws\n'
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| 81 | + ' expected: |-\n'
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| 82 | + ' undefined\n'
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| 83 | + ' actual: |-\n'
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| 84 | + " { [TypeError: " + getNonFunctionMessage(false) + "] message: '" + getNonFunctionMessage(false) + "' }\n"
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| 85 | + ' at: Test.<anonymous> ($TEST/throws.js:$LINE:$COL)\n'
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| 86 | + ' stack: |-\n'
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| 87 | + ' TypeError: ' + getNonFunctionMessage(false) + '\n'
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| 88 | + ' [... stack stripped ...]\n'
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| 89 | + ' at Test.<anonymous> ($TEST/throws.js:$LINE:$COL)\n'
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| 90 | + ' [... stack stripped ...]\n'
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| 91 | + ' ...\n'
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| 92 | + 'not ok 5 should throw\n'
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| 93 | + ' ---\n'
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| 94 | + ' operator: throws\n'
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| 95 | + ' expected: |-\n'
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| 96 | + ' undefined\n'
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| 97 | + ' actual: |-\n'
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| 98 | + " { [TypeError: " + getNonFunctionMessage('abc') + "] message: '" + getNonFunctionMessage('abc') + "' }\n"
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| 99 | + ' at: Test.<anonymous> ($TEST/throws.js:$LINE:$COL)\n'
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| 100 | + ' stack: |-\n'
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| 101 | + ' TypeError: ' + getNonFunctionMessage('abc') + '\n'
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| 102 | + ' [... stack stripped ...]\n'
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| 103 | + ' at Test.<anonymous> ($TEST/throws.js:$LINE:$COL)\n'
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| 104 | + ' [... stack stripped ...]\n'
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| 105 | + ' ...\n'
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| 106 | + 'not ok 6 should throw\n'
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| 107 | + ' ---\n'
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| 108 | + ' operator: throws\n'
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| 109 | + ' expected: |-\n'
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| 110 | + ' undefined\n'
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| 111 | + ' actual: |-\n'
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| 112 | + " { [TypeError: " + getNonFunctionMessage(/a/g) + "] message: '" + getNonFunctionMessage(/a/g) + "' }\n"
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| 113 | + ' at: Test.<anonymous> ($TEST/throws.js:$LINE:$COL)\n'
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| 114 | + ' stack: |-\n'
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| 115 | + ' TypeError: ' + getNonFunctionMessage(/a/g) + '\n'
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| 116 | + ' [... stack stripped ...]\n'
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| 117 | + ' at Test.<anonymous> ($TEST/throws.js:$LINE:$COL)\n'
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| 118 | + ' [... stack stripped ...]\n'
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| 119 | + ' ...\n'
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| 120 | + 'not ok 7 should throw\n'
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| 121 | + ' ---\n'
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| 122 | + ' operator: throws\n'
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| 123 | + ' expected: |-\n'
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| 124 | + ' undefined\n'
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| 125 | + ' actual: |-\n'
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| 126 | + " { [TypeError: " + getNonFunctionMessage([]) + "] message: '" + getNonFunctionMessage([]) + "' }\n"
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| 127 | + ' at: Test.<anonymous> ($TEST/throws.js:$LINE:$COL)\n'
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| 128 | + ' stack: |-\n'
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| 129 | + ' TypeError: ' + getNonFunctionMessage([]) + '\n'
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| 130 | + ' [... stack stripped ...]\n'
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| 131 | + ' at Test.<anonymous> ($TEST/throws.js:$LINE:$COL)\n'
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| 132 | + ' [... stack stripped ...]\n'
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| 133 | + ' ...\n'
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| 134 | + 'not ok 8 should throw\n'
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| 135 | + ' ---\n'
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| 136 | + ' operator: throws\n'
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| 137 | + ' expected: |-\n'
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| 138 | + ' undefined\n'
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| 139 | + ' actual: |-\n'
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| 140 | + " { [TypeError: " + getNonFunctionMessage({}) + "] message: '" + getNonFunctionMessage({}) + "' }\n"
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| 141 | + ' at: Test.<anonymous> ($TEST/throws.js:$LINE:$COL)\n'
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| 142 | + ' stack: |-\n'
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| 143 | + ' TypeError: ' + getNonFunctionMessage({}) + '\n'
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| 144 | + ' [... stack stripped ...]\n'
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| 145 | + ' at Test.<anonymous> ($TEST/throws.js:$LINE:$COL)\n'
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| 146 | + ' [... stack stripped ...]\n'
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| 147 | + ' ...\n'
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| 148 | + '# function\n'
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| 149 | + 'not ok 9 should throw\n'
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| 150 | + ' ---\n'
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| 151 | + ' operator: throws\n'
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| 152 | + ' expected: undefined\n'
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| 153 | + ' actual: undefined\n'
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| 154 | + ' at: Test.<anonymous> ($TEST/throws.js:$LINE:$COL)\n'
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| 155 | + ' stack: |-\n'
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| 156 | + ' Error: should throw\n'
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| 157 | + ' [... stack stripped ...]\n'
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| 158 | + ' at Test.<anonymous> ($TEST/throws.js:$LINE:$COL)\n'
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| 159 | + ' [... stack stripped ...]\n'
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| 160 | + ' ...\n'
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| 161 | + '# custom error messages\n'
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| 162 | + 'ok 10 "message" is enumerable\n'
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| 163 | + "ok 11 { custom: 'error', message: 'message' }\n"
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| 164 | + 'ok 12 getter is still the same\n'
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| 165 | + '# throws null\n'
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| 166 | + 'ok 13 throws null\n'
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| 167 | + '# wrong type of error\n'
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| 168 | + 'not ok 14 throws actual\n'
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| 169 | + ' ---\n'
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| 170 | + ' operator: throws\n'
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| 171 | + ' expected: |-\n'
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| 172 | + ' [Function: TypeError]\n'
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| 173 | + ' actual: |-\n'
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| 174 | + " { [RangeError: actual!] message: 'actual!' }\n"
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| 175 | + ' at: Test.<anonymous> ($TEST/throws.js:$LINE:$COL)\n'
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| 176 | + ' stack: |-\n'
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| 177 | + ' RangeError: actual!\n'
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| 178 | + ' at Test.<anonymous> ($TEST/throws.js:$LINE:$COL)\n'
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| 179 | + ' [... stack stripped ...]\n'
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| 180 | + ' ...\n'
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| 181 | + '\n1..14\n'
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| 182 | + '# tests 14\n'
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| 183 | + '# pass 4\n'
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| 184 | + '# fail 10\n'
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| 185 | );
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| 186 | }));
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| 187 |
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| 188 | test('non functions', function (t) {
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| 189 | t.plan(8);
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| 190 | t.throws();
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| 191 | t.throws(null);
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| 192 | t.throws(true);
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| 193 | t.throws(false);
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| 194 | t.throws('abc');
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| 195 | t.throws(/a/g);
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| 196 | t.throws([]);
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| 197 | t.throws({});
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| 198 | });
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| 199 |
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| 200 | test('function', function (t) {
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| 201 | t.plan(1);
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| 202 | t.throws(function () {});
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| 203 | });
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| 204 |
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| 205 | test('custom error messages', function (t) {
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| 206 | t.plan(3);
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| 207 | t.equal(Object.prototype.propertyIsEnumerable.call(messageGetterError, 'message'), true, '"message" is enumerable');
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| 208 | t.throws(thrower, "{ custom: 'error', message: 'message' }");
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| 209 | t.equal(Object.getOwnPropertyDescriptor(messageGetterError, 'message').get, getter, 'getter is still the same');
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| 210 | });
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| 211 |
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| 212 | test('throws null', function (t) {
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| 213 | t.plan(1);
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| 214 | t.throws(function () { throw null; }, 'throws null');
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| 215 | t.end();
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| 216 | });
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| 217 |
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| 218 | test('wrong type of error', function (t) {
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| 219 | t.plan(1);
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| 220 | var actual = new RangeError('actual!');
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| 221 | t.throws(function () { throw actual; }, TypeError, 'throws actual');
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| 222 | t.end();
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| 223 | });
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| 224 | });
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