Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1 | // Copyright 2009 the V8 project authors. All rights reserved. |
| 2 | // Redistribution and use in source and binary forms, with or without |
| 3 | // modification, are permitted provided that the following conditions are |
| 4 | // met: |
| 5 | // |
| 6 | // * Redistributions of source code must retain the above copyright |
| 7 | // notice, this list of conditions and the following disclaimer. |
| 8 | // * Redistributions in binary form must reproduce the above |
| 9 | // copyright notice, this list of conditions and the following |
| 10 | // disclaimer in the documentation and/or other materials provided |
| 11 | // with the distribution. |
| 12 | // * Neither the name of Google Inc. nor the names of its |
| 13 | // contributors may be used to endorse or promote products derived |
| 14 | // from this software without specific prior written permission. |
| 15 | // |
| 16 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | |
| 28 | assertEquals("ab", "a" + "b", "ll"); |
| 29 | |
| 30 | assertEquals("12", "1" + "2", "dd"); |
| 31 | assertEquals("123", "1" + "2" + "3", "ddd"); |
| 32 | assertEquals("123", 1 + "2" + "3", "ndd"); |
| 33 | assertEquals("123", "1" + 2 + "3", "dnd"); |
| 34 | assertEquals("123", "1" + "2" + 3, "ddn"); |
| 35 | |
| 36 | assertEquals("123", "1" + 2 + 3, "dnn"); |
| 37 | assertEquals("123", 1 + "2" + 3, "ndn"); |
| 38 | assertEquals("33", 1 + 2 + "3", "nnd"); |
| 39 | |
| 40 | var x = "1"; |
| 41 | assertEquals("12", x + 2, "vn"); |
| 42 | assertEquals("12", x + "2", "vd"); |
| 43 | assertEquals("21", 2 + x, "nv"); |
| 44 | assertEquals("21", "2" + x, "dv"); |
| 45 | |
| 46 | var y = "2"; |
| 47 | assertEquals("12", x + y, "vdvd"); |
| 48 | |
| 49 | x = 1; |
| 50 | assertEquals("12", x + y, "vnvd"); |
| 51 | |
| 52 | y = 2; |
| 53 | assertEquals(3, x + y, "vnvn"); |
| 54 | |
| 55 | x = "1"; |
| 56 | assertEquals("12", x + y, "vdvn"); |
| 57 | |
| 58 | y = "2"; |
| 59 | assertEquals("12", x + y, "vdvd2"); |
| 60 | |
| 61 | (function(x, y) { |
| 62 | var z = "3"; |
| 63 | var w = "4"; |
| 64 | |
| 65 | assertEquals("11", x + x, "xx"); |
| 66 | assertEquals("12", x + y, "xy"); |
| 67 | assertEquals("13", x + z, "xz"); |
| 68 | assertEquals("14", x + w, "xw"); |
| 69 | |
| 70 | assertEquals("21", y + x, "yx"); |
| 71 | assertEquals("22", y + y, "yy"); |
| 72 | assertEquals("23", y + z, "yz"); |
| 73 | assertEquals("24", y + w, "yw"); |
| 74 | |
| 75 | assertEquals("31", z + x, "zx"); |
| 76 | assertEquals("32", z + y, "zy"); |
| 77 | assertEquals("33", z + z, "zz"); |
| 78 | assertEquals("34", z + w, "zw"); |
| 79 | |
| 80 | assertEquals("41", w + x, "wx"); |
| 81 | assertEquals("42", w + y, "wy"); |
| 82 | assertEquals("43", w + z, "wz"); |
| 83 | assertEquals("44", w + w, "ww"); |
| 84 | |
| 85 | (function(){x = 1; z = 3;})(); |
| 86 | |
| 87 | assertEquals(2, x + x, "x'x"); |
| 88 | assertEquals("12", x + y, "x'y"); |
| 89 | assertEquals(4, x + z, "x'z'"); |
| 90 | assertEquals("14", x + w, "x'w"); |
| 91 | |
| 92 | assertEquals("21", y + x, "yx'"); |
| 93 | assertEquals("22", y + y, "yy"); |
| 94 | assertEquals("23", y + z, "yz'"); |
| 95 | assertEquals("24", y + w, "yw"); |
| 96 | |
| 97 | assertEquals(4, z + x, "z'x'"); |
| 98 | assertEquals("32", z + y, "z'y"); |
| 99 | assertEquals(6, z + z, "z'z'"); |
| 100 | assertEquals("34", z + w, "z'w"); |
| 101 | |
| 102 | assertEquals("41", w + x, "wx'"); |
| 103 | assertEquals("42", w + y, "wy"); |
| 104 | assertEquals("43", w + z, "wz'"); |
| 105 | assertEquals("44", w + w, "ww"); |
| 106 | })("1", "2"); |
| 107 | |
| 108 | assertEquals("142", "1" + new Number(42), "sN"); |
| 109 | assertEquals("421", new Number(42) + "1", "Ns"); |
| 110 | assertEquals(84, new Number(42) + new Number(42), "NN"); |
| 111 | |
| 112 | assertEquals("142", "1" + new String("42"), "sS"); |
| 113 | assertEquals("421", new String("42") + "1", "Ss"); |
| 114 | assertEquals("142", "1" + new String("42"), "sS"); |
| 115 | assertEquals("4242", new String("42") + new String("42"), "SS"); |
| 116 | |
| 117 | assertEquals("1true", "1" + true, "sb"); |
| 118 | assertEquals("true1", true + "1", "bs"); |
| 119 | assertEquals(2, true + true, "bs"); |
| 120 | |
| 121 | assertEquals("1true", "1" + new Boolean(true), "sB"); |
| 122 | assertEquals("true1", new Boolean(true) + "1", "Bs"); |
| 123 | assertEquals(2, new Boolean(true) + new Boolean(true), "Bs"); |
| 124 | |
| 125 | assertEquals("1undefined", "1" + void 0, "sv"); |
| 126 | assertEquals("undefined1", (void 0) + "1", "vs"); |
| 127 | assertTrue(isNaN(void 0 + void 0), "vv"); |
| 128 | |
| 129 | assertEquals("1null", "1" + null, "su"); |
| 130 | assertEquals("null1", null + "1", "us"); |
| 131 | assertEquals(0, null + null, "uu"); |
| 132 | |
| 133 | (function (i) { |
| 134 | // Check that incoming frames are merged correctly. |
| 135 | var x; |
| 136 | var y; |
| 137 | var z; |
| 138 | var w; |
| 139 | switch (i) { |
| 140 | case 1: x = 42; y = "stry"; z = "strz"; w = 42; break; |
| 141 | default: x = "strx", y = 42; z = "strz"; w = 42; break; |
| 142 | } |
| 143 | var resxx = x + x; |
| 144 | var resxy = x + y; |
| 145 | var resxz = x + z; |
| 146 | var resxw = x + w; |
| 147 | var resyx = y + x; |
| 148 | var resyy = y + y; |
| 149 | var resyz = y + z; |
| 150 | var resyw = y + w; |
| 151 | var reszx = z + x; |
| 152 | var reszy = z + y; |
| 153 | var reszz = z + z; |
| 154 | var reszw = z + w; |
| 155 | var reswx = w + x; |
| 156 | var reswy = w + y; |
| 157 | var reswz = w + z; |
| 158 | var resww = w + w; |
| 159 | assertEquals(84, resxx, "swxx"); |
| 160 | assertEquals("42stry", resxy, "swxy"); |
| 161 | assertEquals("42strz", resxz, "swxz"); |
| 162 | assertEquals(84, resxw, "swxw"); |
| 163 | assertEquals("stry42", resyx, "swyx"); |
| 164 | assertEquals("strystry", resyy, "swyy"); |
| 165 | assertEquals("strystrz", resyz, "swyz"); |
| 166 | assertEquals("stry42", resyw, "swyw"); |
| 167 | assertEquals("strz42", reszx, "swzx"); |
| 168 | assertEquals("strzstry", reszy, "swzy"); |
| 169 | assertEquals("strzstrz", reszz, "swzz"); |
| 170 | assertEquals("strz42", reszw, "swzw"); |
| 171 | assertEquals(84, reswx, "swwx"); |
| 172 | assertEquals("42stry", reswy, "swwy"); |
| 173 | assertEquals("42strz", reswz, "swwz"); |
| 174 | assertEquals(84, resww, "swww"); |
| 175 | })(1); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame^] | 176 | |
| 177 | // Generate ascii and non ascii strings from length 0 to 20. |
| 178 | var ascii = 'aaaaaaaaaaaaaaaaaaaa'; |
| 179 | var non_ascii = '\u1234\u1234\u1234\u1234\u1234\u1234\u1234\u1234\u1234\u1234\u1234\u1234\u1234\u1234\u1234\u1234\u1234\u1234\u1234\u1234'; |
| 180 | assertEquals(20, ascii.length); |
| 181 | assertEquals(20, non_ascii.length); |
| 182 | var a = Array(21); |
| 183 | var b = Array(21); |
| 184 | for (var i = 0; i <= 20; i++) { |
| 185 | a[i] = ascii.substring(0, i); |
| 186 | b[i] = non_ascii.substring(0, i); |
| 187 | } |
| 188 | |
| 189 | // Add ascii and non-ascii strings generating strings with length from 0 to 20. |
| 190 | for (var i = 0; i <= 20; i++) { |
| 191 | for (var j = 0; j < i; j++) { |
| 192 | assertEquals(a[i], a[j] + a[i - j]) |
| 193 | assertEquals(b[i], b[j] + b[i - j]) |
| 194 | } |
| 195 | } |