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| 1 // Copyright 2013 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 // ---------------------------------------------------------------------- |
| 29 // toString |
| 30 function testToString(a, b) { |
| 31 assertEquals(a, b.toString()); |
| 32 } |
| 33 |
| 34 function testToStringP(a, b, c) { |
| 35 assertEquals(a, b.toString(c)); |
| 36 } |
| 37 |
| 38 testToString("NaN", (NaN)); |
| 39 testToString("Infinity", (1/0)); |
| 40 testToString("-Infinity", (-1/0)); |
| 41 testToString("0", (0)); |
| 42 testToString("9", (9)); |
| 43 testToString("90", (90)); |
| 44 testToString("90.12", (90.12)); |
| 45 testToString("0.1", (0.1)); |
| 46 testToString("0.01", (0.01)); |
| 47 testToString("0.0123", (0.0123)); |
| 48 testToString("111111111111111110000", (111111111111111111111)); |
| 49 testToString("1.1111111111111111e+21", (1111111111111111111111)); |
| 50 testToString("1.1111111111111111e+22", (11111111111111111111111)); |
| 51 testToString("0.00001", (0.00001)); |
| 52 testToString("0.000001", (0.000001)); |
| 53 testToString("1e-7", (0.0000001)); |
| 54 testToString("1.2e-7", (0.00000012)); |
| 55 testToString("1.23e-7", (0.000000123)); |
| 56 testToString("1e-8", (0.00000001)); |
| 57 testToString("1.2e-8", (0.000000012)); |
| 58 testToString("1.23e-8", (0.0000000123)); |
| 59 |
| 60 testToString("0", (-0)); |
| 61 testToString("-9", (-9)); |
| 62 testToString("-90", (-90)); |
| 63 testToString("-90.12", (-90.12)); |
| 64 testToString("-0.1", (-0.1)); |
| 65 testToString("-0.01", (-0.01)); |
| 66 testToString("-0.0123", (-0.0123)); |
| 67 testToString("-111111111111111110000", (-111111111111111111111)); |
| 68 testToString("-1.1111111111111111e+21", (-1111111111111111111111)); |
| 69 testToString("-1.1111111111111111e+22", (-11111111111111111111111)); |
| 70 testToString("-0.00001", (-0.00001)); |
| 71 testToString("-0.000001", (-0.000001)); |
| 72 testToString("-1e-7", (-0.0000001)); |
| 73 testToString("-1.2e-7", (-0.00000012)); |
| 74 testToString("-1.23e-7", (-0.000000123)); |
| 75 testToString("-1e-8", (-0.00000001)); |
| 76 testToString("-1.2e-8", (-0.000000012)); |
| 77 testToString("-1.23e-8", (-0.0000000123)); |
| 78 |
| 79 testToString("1000", (1000)); |
| 80 testToString("0.00001", (0.00001)); |
| 81 testToString("1000000000000000100", (1000000000000000128)); |
| 82 testToString("1e+21", (1000000000000000012800)); |
| 83 testToString("-1e+21", (-1000000000000000012800)); |
| 84 testToString("1e-7", (0.0000001)); |
| 85 testToString("-1e-7", (-0.0000001)); |
| 86 testToString("1.0000000000000001e+21", (1000000000000000128000)); |
| 87 testToString("0.000001", (0.000001)); |
| 88 testToString("1e-7", (0.0000001)); |
| 89 |
| 90 testToStringP("NaN", (NaN), 16); |
| 91 testToStringP("Infinity", (1/0), 16); |
| 92 testToStringP("-Infinity", (-1/0), 16); |
| 93 testToStringP("0", (0), 16); |
| 94 testToStringP("9", (9), 16); |
| 95 testToStringP("5a", (90), 16); |
| 96 testToStringP("5a.1eb851eb852", (90.12), 16); |
| 97 testToStringP("0.1999999999999a", (0.1), 16); |
| 98 testToStringP("0.028f5c28f5c28f6", (0.01), 16); |
| 99 testToStringP("0.032617c1bda511a", (0.0123), 16); |
| 100 testToStringP("605f9f6dd18bc8000", (111111111111111111111), 16); |
| 101 testToStringP("3c3bc3a4a2f75c0000", (1111111111111111111111), 16); |
| 102 testToStringP("25a55a46e5da9a00000", (11111111111111111111111), 16); |
| 103 testToStringP("0.0000a7c5ac471b4788", (0.00001), 16); |
| 104 testToStringP("0.000010c6f7a0b5ed8d", (0.000001), 16); |
| 105 testToStringP("0.000001ad7f29abcaf48", (0.0000001), 16); |
| 106 testToStringP("0.000002036565348d256", (0.00000012), 16); |
| 107 testToStringP("0.0000021047ee22aa466", (0.000000123), 16); |
| 108 testToStringP("0.0000002af31dc4611874", (0.00000001), 16); |
| 109 testToStringP("0.000000338a23b87483be", (0.000000012), 16); |
| 110 testToStringP("0.00000034d3fe36aaa0a2", (0.0000000123), 16); |
| 111 |
| 112 testToStringP("0", (-0), 16); |
| 113 testToStringP("-9", (-9), 16); |
| 114 testToStringP("-5a", (-90), 16); |
| 115 testToStringP("-5a.1eb851eb852", (-90.12), 16); |
| 116 testToStringP("-0.1999999999999a", (-0.1), 16); |
| 117 testToStringP("-0.028f5c28f5c28f6", (-0.01), 16); |
| 118 testToStringP("-0.032617c1bda511a", (-0.0123), 16); |
| 119 testToStringP("-605f9f6dd18bc8000", (-111111111111111111111), 16); |
| 120 testToStringP("-3c3bc3a4a2f75c0000", (-1111111111111111111111), 16); |
| 121 testToStringP("-25a55a46e5da9a00000", (-11111111111111111111111), 16); |
| 122 testToStringP("-0.0000a7c5ac471b4788", (-0.00001), 16); |
| 123 testToStringP("-0.000010c6f7a0b5ed8d", (-0.000001), 16); |
| 124 testToStringP("-0.000001ad7f29abcaf48", (-0.0000001), 16); |
| 125 testToStringP("-0.000002036565348d256", (-0.00000012), 16); |
| 126 testToStringP("-0.0000021047ee22aa466", (-0.000000123), 16); |
| 127 testToStringP("-0.0000002af31dc4611874", (-0.00000001), 16); |
| 128 testToStringP("-0.000000338a23b87483be", (-0.000000012), 16); |
| 129 testToStringP("-0.00000034d3fe36aaa0a2", (-0.0000000123), 16); |
| 130 |
| 131 testToString("4294967296", Math.pow(2,32)); |
| 132 testToStringP("ffffffff", (Math.pow(2,32)-1), 16); |
| 133 testToStringP("11111111111111111111111111111111", (Math.pow(2,32)-1), 2); |
| 134 testToStringP("5yc1z", (10000007), 36); |
| 135 testToStringP("0", (0), 36); |
| 136 testToStringP("0", (0), 16); |
| 137 testToStringP("0", (0), 10); |
| 138 testToStringP("0", (0), 8); |
| 139 testToStringP("0", (0), 2); |
| 140 testToStringP("100000000000000000000000000000000", Math.pow(2,32), 2); |
| 141 testToStringP("100000000000000000000000000000001", (Math.pow(2,32) + 1), 2); |
| 142 testToStringP("100000000000080", (0x100000000000081), 16); |
| 143 testToStringP("1000000000000100", (-(-'0x1000000000000081')), 16); |
| 144 testToStringP("1000000000000000", (-(-'0x1000000000000080')), 16); |
| 145 testToStringP("1000000000000000", (-(-'0x100000000000007F')), 16); |
| 146 testToStringP("100000000000000000000000000000000000000000000000010000000", (0x10
0000000000081), 2); |
| 147 testToStringP("-11111111111111111111111111111111", (-(Math.pow(2,32)-1)), 2); |
| 148 testToStringP("-5yc1z", (-10000007), 36); |
| 149 testToStringP("-100000000000000000000000000000000", (-Math.pow(2,32)), 2); |
| 150 testToStringP("-100000000000000000000000000000001", (-(Math.pow(2,32) + 1)), 2); |
| 151 testToStringP("-100000000000080", (-0x100000000000081), 16); |
| 152 testToStringP("-100000000000000000000000000000000000000000000000010000000", (-0x
100000000000081), 2); |
| 153 testToStringP("8.8", (8.5), 16); |
| 154 testToStringP("-8.8", (-8.5), 16); |
| 155 |
| 156 // ---------------------------------------------------------------------- |
| 157 // toFixed |
| 158 function testToFixed(a, b, c) { |
| 159 assertEquals(a, b.toFixed(c)); |
| 160 } |
| 161 |
| 162 testToFixed("NaN", (NaN), (2)); |
| 163 testToFixed("Infinity", (1/0), (2)); |
| 164 testToFixed("-Infinity", (-1/0), (2)); |
| 165 |
| 166 testToFixed("1.1111111111111111e+21", (1111111111111111111111), (8)); |
| 167 testToFixed("0.1", (0.1), (1)); |
| 168 testToFixed("0.10", (0.1), (2)); |
| 169 testToFixed("0.100", (0.1), (3)); |
| 170 testToFixed("0.01", (0.01), (2)); |
| 171 testToFixed("0.010", (0.01), (3)); |
| 172 testToFixed("0.0100", (0.01), (4)); |
| 173 testToFixed("0.00", (0.001), (2)); |
| 174 testToFixed("0.001", (0.001), (3)); |
| 175 testToFixed("0.0010", (0.001), (4)); |
| 176 testToFixed("1.0000", (1), (4)); |
| 177 testToFixed("1.0", (1), (1)); |
| 178 testToFixed("1", (1), (0)); |
| 179 testToFixed("12", (12), (0)); |
| 180 testToFixed("1", (1.1), (0)); |
| 181 testToFixed("12", (12.1), (0)); |
| 182 testToFixed("1", (1.12), (0)); |
| 183 testToFixed("12", (12.12), (0)); |
| 184 testToFixed("0.0000006", (0.0000006), (7)); |
| 185 testToFixed("0.00000006", (0.00000006), (8)); |
| 186 testToFixed("0.000000060", (0.00000006), (9)); |
| 187 testToFixed("0.0000000600", (0.00000006), (10)); |
| 188 testToFixed("0", (0), (0)); |
| 189 testToFixed("0.0", (0), (1)); |
| 190 testToFixed("0.00", (0), (2)); |
| 191 |
| 192 testToFixed("-1.1111111111111111e+21", (-1111111111111111111111), (8)); |
| 193 testToFixed("-0.1", (-0.1), (1)); |
| 194 testToFixed("-0.10", (-0.1), (2)); |
| 195 testToFixed("-0.100", (-0.1), (3)); |
| 196 testToFixed("-0.01", (-0.01), (2)); |
| 197 testToFixed("-0.010", (-0.01), (3)); |
| 198 testToFixed("-0.0100", (-0.01), (4)); |
| 199 testToFixed("-0.00", (-0.001), (2)); |
| 200 testToFixed("-0.001", (-0.001), (3)); |
| 201 testToFixed("-0.0010", (-0.001), (4)); |
| 202 testToFixed("-1.0000", (-1), (4)); |
| 203 testToFixed("-1.0", (-1), (1)); |
| 204 testToFixed("-1", (-1), (0)); |
| 205 testToFixed("-1", (-1.1), (0)); |
| 206 testToFixed("-12", (-12.1), (0)); |
| 207 testToFixed("-1", (-1.12), (0)); |
| 208 testToFixed("-12", (-12.12), (0)); |
| 209 testToFixed("-0.0000006", (-0.0000006), (7)); |
| 210 testToFixed("-0.00000006", (-0.00000006), (8)); |
| 211 testToFixed("-0.000000060", (-0.00000006), (9)); |
| 212 testToFixed("-0.0000000600", (-0.00000006), (10)); |
| 213 testToFixed("0", (-0), (0)); |
| 214 testToFixed("0.0", (-0), (1)); |
| 215 testToFixed("0.00", (-0), (2)); |
| 216 |
| 217 testToFixed("0.00001", (0.00001), (5)); |
| 218 testToFixed("0.00000000000000000010", (0.0000000000000000001), (20)); |
| 219 testToFixed("0.00001000000000000", (0.00001), (17)); |
| 220 testToFixed("1.00000000000000000", (1), (17)); |
| 221 testToFixed("100000000000000128.0", (100000000000000128), (1)); |
| 222 testToFixed("10000000000000128.00", (10000000000000128), (2)); |
| 223 testToFixed("10000000000000128.00000000000000000000", (10000000000000128), (20))
; |
| 224 testToFixed("-42.000", (-42), (3)); |
| 225 testToFixed("-0.00000000000000000010", (-0.0000000000000000001), (20)); |
| 226 testToFixed("0.12312312312312299889", (0.123123123123123), (20)); |
| 227 |
| 228 assertEquals("-1000000000000000128", (-1000000000000000128).toFixed()); |
| 229 assertEquals("0", (0).toFixed()); |
| 230 assertEquals("1000000000000000128", (1000000000000000128).toFixed()); |
| 231 assertEquals("1000", (1000).toFixed()); |
| 232 assertEquals("0", (0.00001).toFixed()); |
| 233 // Test that we round up even when the last digit generated is even. |
| 234 // dtoa does not do this in its original form. |
| 235 assertEquals("1", 0.5.toFixed(0), "0.5.toFixed(0)"); |
| 236 assertEquals("-1", (-0.5).toFixed(0), "(-0.5).toFixed(0)"); |
| 237 assertEquals("1.3", 1.25.toFixed(1), "1.25.toFixed(1)"); |
| 238 // This is bizare, but Spidermonkey and KJS behave the same. |
| 239 assertEquals("234.2040", (234.20405).toFixed(4), "234.2040.toFixed(4)"); |
| 240 assertEquals("234.2041", (234.2040506).toFixed(4)); |
| 241 |
| 242 // ---------------------------------------------------------------------- |
| 243 // toExponential |
| 244 function testToExponential(a, b) { |
| 245 assertEquals(a, b.toExponential()); |
| 246 } |
| 247 |
| 248 function testToExponentialP(a, b, c) { |
| 249 assertEquals(a, b.toExponential(c)); |
| 250 } |
| 251 |
| 252 testToExponential("1e+0", (1)); |
| 253 testToExponential("1.1e+1", (11)); |
| 254 testToExponential("1.12e+2", (112)); |
| 255 testToExponential("1e-1", (0.1)); |
| 256 testToExponential("1.1e-1", (0.11)); |
| 257 testToExponential("1.12e-1", (0.112)); |
| 258 testToExponential("-1e+0", (-1)); |
| 259 testToExponential("-1.1e+1", (-11)); |
| 260 testToExponential("-1.12e+2", (-112)); |
| 261 testToExponential("-1e-1", (-0.1)); |
| 262 testToExponential("-1.1e-1", (-0.11)); |
| 263 testToExponential("-1.12e-1", (-0.112)); |
| 264 testToExponential("0e+0", (0)); |
| 265 testToExponential("1.12356e-4", (0.000112356)); |
| 266 testToExponential("-1.12356e-4", (-0.000112356)); |
| 267 |
| 268 testToExponentialP("1e+0", (1), (0)); |
| 269 testToExponentialP("1e+1", (11), (0)); |
| 270 testToExponentialP("1e+2", (112), (0)); |
| 271 testToExponentialP("1.0e+0", (1), (1)); |
| 272 testToExponentialP("1.1e+1", (11), (1)); |
| 273 testToExponentialP("1.1e+2", (112), (1)); |
| 274 testToExponentialP("1.00e+0", (1), (2)); |
| 275 testToExponentialP("1.10e+1", (11), (2)); |
| 276 testToExponentialP("1.12e+2", (112), (2)); |
| 277 testToExponentialP("1.000e+0", (1), (3)); |
| 278 testToExponentialP("1.100e+1", (11), (3)); |
| 279 testToExponentialP("1.120e+2", (112), (3)); |
| 280 testToExponentialP("1e-1", (0.1), (0)); |
| 281 testToExponentialP("1e-1", (0.11), (0)); |
| 282 testToExponentialP("1e-1", (0.112), (0)); |
| 283 testToExponentialP("1.0e-1", (0.1), (1)); |
| 284 testToExponentialP("1.1e-1", (0.11), (1)); |
| 285 testToExponentialP("1.1e-1", (0.112), (1)); |
| 286 testToExponentialP("1.00e-1", (0.1), (2)); |
| 287 testToExponentialP("1.10e-1", (0.11), (2)); |
| 288 testToExponentialP("1.12e-1", (0.112), (2)); |
| 289 testToExponentialP("1.000e-1", (0.1), (3)); |
| 290 testToExponentialP("1.100e-1", (0.11), (3)); |
| 291 testToExponentialP("1.120e-1", (0.112), (3)); |
| 292 |
| 293 testToExponentialP("-1e+0", (-1), (0)); |
| 294 testToExponentialP("-1e+1", (-11), (0)); |
| 295 testToExponentialP("-1e+2", (-112), (0)); |
| 296 testToExponentialP("-1.0e+0", (-1), (1)); |
| 297 testToExponentialP("-1.1e+1", (-11), (1)); |
| 298 testToExponentialP("-1.1e+2", (-112), (1)); |
| 299 testToExponentialP("-1.00e+0", (-1), (2)); |
| 300 testToExponentialP("-1.10e+1", (-11), (2)); |
| 301 testToExponentialP("-1.12e+2", (-112), (2)); |
| 302 testToExponentialP("-1.000e+0", (-1), (3)); |
| 303 testToExponentialP("-1.100e+1", (-11), (3)); |
| 304 testToExponentialP("-1.120e+2", (-112), (3)); |
| 305 testToExponentialP("-1e-1", (-0.1), (0)); |
| 306 testToExponentialP("-1e-1", (-0.11), (0)); |
| 307 testToExponentialP("-1e-1", (-0.112), (0)); |
| 308 testToExponentialP("-1.0e-1", (-0.1), (1)); |
| 309 testToExponentialP("-1.1e-1", (-0.11), (1)); |
| 310 testToExponentialP("-1.1e-1", (-0.112), (1)); |
| 311 testToExponentialP("-1.00e-1", (-0.1), (2)); |
| 312 testToExponentialP("-1.10e-1", (-0.11), (2)); |
| 313 testToExponentialP("-1.12e-1", (-0.112), (2)); |
| 314 testToExponentialP("-1.000e-1", (-0.1), (3)); |
| 315 testToExponentialP("-1.100e-1", (-0.11), (3)); |
| 316 testToExponentialP("-1.120e-1", (-0.112), (3)); |
| 317 |
| 318 testToExponentialP("NaN", (NaN), (2)); |
| 319 testToExponentialP("Infinity", (Infinity), (2)); |
| 320 testToExponentialP("-Infinity", (-Infinity), (2)); |
| 321 testToExponentialP("1e+0", (1), (0)); |
| 322 testToExponentialP("0.00e+0", (0), (2)); |
| 323 testToExponentialP("1e+1", (11.2356), (0)); |
| 324 testToExponentialP("1.1236e+1", (11.2356), (4)); |
| 325 testToExponentialP("1.1236e-4", (0.000112356), (4)); |
| 326 testToExponentialP("-1.1236e-4", (-0.000112356), (4)); |
| 327 |
| 328 // ---------------------------------------------------------------------- |
| 329 // toPrecision |
| 330 function testToPrecision(a, b, c) { |
| 331 assertEquals(a, b.toPrecision(c)); |
| 332 } |
| 333 |
| 334 testToPrecision("NaN", (NaN), (1)); |
| 335 testToPrecision("Infinity", (Infinity), (2)); |
| 336 testToPrecision("-Infinity", (-Infinity), (2)); |
| 337 testToPrecision("0.000555000000000000", (0.000555), (15)); |
| 338 testToPrecision("5.55000000000000e-7", (0.000000555), (15)); |
| 339 testToPrecision("-5.55000000000000e-7", (-0.000000555), (15)); |
| 340 testToPrecision("1e+8", (123456789), (1)); |
| 341 testToPrecision("123456789", (123456789), (9)); |
| 342 testToPrecision("1.2345679e+8", (123456789), (8)); |
| 343 testToPrecision("1.234568e+8", (123456789), (7)); |
| 344 testToPrecision("-1.234568e+8", (-123456789), (7)); |
| 345 testToPrecision("-1.2e-9", Number(-.0000000012345), (2)); |
| 346 testToPrecision("-1.2e-8", Number(-.000000012345), (2)); |
| 347 testToPrecision("-1.2e-7", Number(-.00000012345), (2)); |
| 348 testToPrecision("-0.0000012", Number(-.0000012345), (2)); |
| 349 testToPrecision("-0.000012", Number(-.000012345), (2)); |
| 350 testToPrecision("-0.00012", Number(-.00012345), (2)); |
| 351 testToPrecision("-0.0012", Number(-.0012345), (2)); |
| 352 testToPrecision("-0.012", Number(-.012345), (2)); |
| 353 testToPrecision("-0.12", Number(-.12345), (2)); |
| 354 testToPrecision("-1.2", Number(-1.2345), (2)); |
| 355 testToPrecision("-12", Number(-12.345), (2)); |
| 356 testToPrecision("-1.2e+2", Number(-123.45), (2)); |
| 357 testToPrecision("-1.2e+3", Number(-1234.5), (2)); |
| 358 testToPrecision("-1.2e+4", Number(-12345), (2)); |
| 359 testToPrecision("-1.235e+4", Number(-12345.67), (4)); |
| 360 testToPrecision("-1.234e+4", Number(-12344.67), (4)); |
| 361 // Test that we round up even when the last digit generated is even. |
| 362 // dtoa does not do this in its original form. |
| 363 assertEquals("1.3", 1.25.toPrecision(2), "1.25.toPrecision(2)"); |
| 364 assertEquals("1.4", 1.35.toPrecision(2), "1.35.toPrecision(2)"); |
| 365 |
| 366 |
| 367 |
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