1 /* 2 * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test 26 * @summary Unit test for java.lang.Runtime.Version. 27 * @bug 8072379 8144062 28 */ 29 30 import java.lang.reflect.InvocationTargetException; 31 import java.lang.reflect.Method; 32 import java.math.BigInteger; 33 import java.util.stream.Collectors; 34 import java.util.Arrays; 35 import java.util.ArrayList; 36 import java.util.List; 37 import java.util.Optional; 38 39 import java.lang.Runtime.Version; 40 import static java.lang.System.out; 41 42 public class Basic { 43 private static final Class<? extends Throwable> IAE 44 = IllegalArgumentException.class; 45 private static final Class<? extends Throwable> NPE 46 = NullPointerException.class; 47 private static final Class<? extends Throwable> NFE 48 = NumberFormatException.class; 49 private static final Class<?> VERSION = Version.class; 50 51 private static final BigInteger TOO_BIG 52 = (BigInteger.valueOf(Integer.MAX_VALUE)).add(BigInteger.ONE); 53 private static final String TOO_BIG_STR = TOO_BIG.toString(); 54 55 public static void main(String ... args) { 56 57 //// Tests for parse(), major(), minor(), security(), pre(), 58 //// build(), opt(), version(), toString() 59 // v M m sec pre bld opt 60 61 // $VNUM 62 test("9", 9, 0, 0, "", 0, ""); 63 test("9.1", 9, 1, 0, "", 0, ""); 64 test("9.0.1", 9, 0, 1, "", 0, ""); 65 test("404.1.2", 404, 1, 2, "", 0, ""); 66 test("9.1.2.3", 9, 1, 2, "", 0, ""); 67 test("1000.0.0.0.0.0.99999999", 1000, 0, 0, "", 0, ""); 68 69 tryCatch(null, NPE); 70 tryCatch("", IAE); 71 tryCatch("foo", IAE); 72 tryCatch("7a", IAE); 73 tryCatch("0", IAE); 74 tryCatch("09", IAE); 75 tryCatch("9.0", IAE); 76 tryCatch("9.0.", IAE); 77 tryCatch("1.9,1", IAE); 78 tryCatch(TOO_BIG_STR, NFE); 79 80 // $PRE 81 test("9-ea", 9, 0, 0, "ea", 0, ""); 82 test("9-internal", 9, 0, 0, "internal", 0, ""); 83 test("9-0", 9, 0, 0, "0", 0, ""); 84 test("9.2.7-8", 9, 2, 7, "8", 0, ""); 85 test("1-ALL", 1, 0, 0, "ALL", 0, ""); 86 test("2.3.4.5-1a", 2, 3, 4, "1a", 0, ""); 87 test("1-" + TOO_BIG_STR, 1, 0, 0, TOO_BIG_STR, 0, ""); 88 89 tryCatch("9:-ea", IAE); 90 tryCatch("3.14159-", IAE); 91 tryCatch("3.14159-%", IAE); 92 93 // $BUILD 94 test("9+0", 9, 0, 0, "", 0, ""); 95 test("3.14+9999900", 3, 14, 0, "", 9999900, ""); 96 test("9-pre+105", 9, 0, 0, "pre", 105, ""); 97 test("6.0.42-8beta+4", 6, 0, 42, "8beta", 4, ""); 98 99 tryCatch("9+", IAE); 100 tryCatch("7+a", IAE); 101 tryCatch("9+00", IAE); 102 tryCatch("4.2+01", IAE); 103 tryCatch("4.2+1a", IAE); 104 tryCatch("1+" + TOO_BIG_STR, NFE); 105 106 // $OPT 107 test("9+-foo", 9, 0, 0, "", 0, "foo"); 108 test("9-pre-opt", 9, 0, 0, "pre", 0, "opt"); 109 test("42+---bar", 42, 0, 0, "", 0, "--bar"); 110 test("2.91+-8061493-", 2, 91, 0, "", 0, "8061493-"); 111 test("24+-foo.bar", 24, 0, 0, "", 0, "foo.bar"); 112 test("9-ribbit+17-...", 9, 0, 0, "ribbit", 17, "..."); 113 test("7+1-" + TOO_BIG_STR, 7,0, 0, "", 1, TOO_BIG_STR); 114 115 tryCatch("9-pre+-opt", IAE); 116 tryCatch("1.4142+-", IAE); 117 tryCatch("2.9979+-%", IAE); 118 119 //// Test for current() 120 testCurrent(); 121 122 //// Test for equals{IgnoreOpt}?(), hashCode(), compareTo{IgnoreOpt}?() 123 // compare: after "<" == -1, equal == 0, before ">" == 1 124 // v0 v1 eq eqNO cmp cmpNO 125 testEHC("9", "9", true, true, 0, 0); 126 127 testEHC("8", "9", false, false, -1, -1); 128 testEHC("9", "10", false, false, -1, -1); 129 testEHC("9", "8", false, false, 1, 1); 130 131 // $OPT comparison 132 testEHC("9", "9+-oink", false, true, -1, 0); 133 testEHC("9+-ribbit", "9+-moo", false, true, 1, 0); 134 testEHC("9-quack+3-ribbit", 135 "9-quack+3-moo", false, true, 1, 0); 136 testEHC("9.1+7", "9.1+7-moo-baa-la", false, true, -1, 0); 137 138 // numeric vs. non-numeric $PRE 139 testEHC("9.1.1.2-2a", "9.1.1.2-12", false, false, 1, 1); 140 testEHC("9.1.1.2-12", "9.1.1.2-4", false, false, 1, 1); 141 142 testEHC("27.16", "27.16+120", false, false, 1, 1); 143 testEHC("10", "10-ea", false, false, 1, 1); 144 testEHC("10.1+1", "10.1-ea+1", false, false, 1, 1); 145 testEHC("10.0.1+22", "10.0.1+21", false, false, 1, 1); 146 147 // numeric vs. non-numeric $PRE 148 testEHC("9.1.1.2-12", "9.1.1.2-a2", false, false, -1, -1); 149 testEHC("9.1.1.2-1", "9.1.1.2-4", false, false, -1, -1); 150 151 testEHC("9-internal", "9", false, false, -1, -1); 152 testEHC("9-ea+120", "9+120", false, false, -1, -1); 153 testEHC("9-ea+120", "9+120", false, false, -1, -1); 154 testEHC("9+101", "9", false, false, -1, -1); 155 testEHC("9+101", "9+102", false, false, -1, -1); 156 testEHC("1.9-ea", "9-ea", false, false, -1, -1); 157 158 if (fail != 0) 159 throw new RuntimeException((fail + pass) + " tests: " 160 + fail + " failure(s), first", first); 161 else 162 out.println("all " + (fail + pass) + " tests passed"); 163 164 } 165 166 private static void test(String s, Integer major, Integer minor, 167 Integer sec, String pre, Integer build, 168 String opt) 169 { 170 Version v = testParse(s); 171 172 testStr(v.toString(), s); 173 174 testInt(v.major(), major); 175 testInt(v.minor(), minor); 176 testInt(v.security(), sec); 177 testStr((v.pre().isPresent() ? v.pre().get() : ""), pre); 178 testInt((v.build().isPresent() ? v.build().get() : 0), build); 179 testStr((v.optional().isPresent() ? v.optional().get() : ""), opt); 180 181 testVersion(v.version(), s); 182 } 183 184 private static Version testParse(String s) { 185 Version v = Version.parse(s); 186 pass(); 187 return v; 188 } 189 190 private static void testInt(int got, int exp) { 191 if (got != exp) { 192 fail("testInt()", Integer.toString(exp), Integer.toString(got)); 193 } else { 194 pass(); 195 } 196 } 197 198 private static void testStr(String got, String exp) { 199 if (!got.equals(exp)) { 200 fail("testStr()", exp, got); 201 } else { 202 pass(); 203 } 204 } 205 206 private static void tryCatch(String s, Class<? extends Throwable> ex) { 207 Throwable t = null; 208 try { 209 Version.parse(s); 210 } catch (Throwable x) { 211 if (ex.isAssignableFrom(x.getClass())) { 212 t = x; 213 } else 214 x.printStackTrace(); 215 } 216 if ((t == null) && (ex != null)) 217 fail(s, ex); 218 else 219 pass(); 220 } 221 222 private static void testCurrent() { 223 Version current = Version.current(); 224 String javaVer = System.getProperty("java.version"); 225 226 // java.version == $VNUM(\-$PRE) 227 String [] ver = javaVer.split("-"); 228 List<Integer> javaVerVNum 229 = Arrays.stream(ver[0].split("\\.")) 230 .map(v -> Integer.parseInt(v)) 231 .collect(Collectors.toList()); 232 if (!javaVerVNum.equals(current.version())) { 233 fail("testCurrent() version()", javaVerVNum.toString(), 234 current.version().toString()); 235 } else { 236 pass(); 237 } 238 239 Optional<String> javaVerPre 240 = (ver.length == 2) 241 ? Optional.ofNullable(ver[1]) 242 : Optional.empty(); 243 if (!javaVerPre.equals(current.pre())) { 244 fail("testCurrent() pre()", javaVerPre.toString(), 245 current.pre().toString()); 246 } else { 247 pass(); 248 } 249 250 testEHC(current.toString(), javaVer, true, true, 0, 0); 251 } 252 253 private static void testVersion(List<Integer> vnum, String s) { 254 List<Integer> svnum = new ArrayList<Integer>(); 255 StringBuilder sb = new StringBuilder(); 256 for (int i = 0; i < s.length(); i++) { 257 Character c = s.charAt(i); 258 if (Character.isDigit(c)) { 259 sb.append(c); 260 } else { 261 svnum.add(Integer.parseInt(sb.toString())); 262 sb = new StringBuilder(); 263 if (c == '+' || c == '-') { 264 break; 265 } 266 } 267 } 268 if (sb.length() > 0) { 269 svnum.add(Integer.parseInt(sb.toString())); 270 } 271 272 if (!svnum.equals(vnum)) { 273 fail("testVersion() equals()", svnum.toString(), vnum.toString()); 274 } else { 275 pass(); 276 } 277 } 278 279 private static void testEHC(String s0, String s1, boolean eq, boolean eqNO, 280 int cmp, int cmpNO) 281 { 282 Version v0 = Version.parse(s0); 283 Version v1 = Version.parse(s1); 284 285 testEquals(v0, v1, eq); 286 testEqualsNO(v0, v1, eqNO); 287 288 testHashCode(v0, v1, eq); 289 290 testCompare(v0, v1, cmp); 291 testCompareNO(v0, v1, cmpNO); 292 } 293 294 private static void testEqualsNO(Version v0, Version v1, boolean eq) { 295 if ((eq && !v0.equalsIgnoreOpt(v1)) 296 || (!eq && v0.equalsIgnoreOpt(v1))) { 297 fail("equalsIgnoreOpt() " + Boolean.toString(eq), 298 v0.toString(), v1.toString()); 299 } else { 300 pass(); 301 } 302 } 303 304 private static void testEquals(Version v0, Version v1, boolean eq) { 305 if ((eq && !v0.equals(v1)) || (!eq && v0.equals(v1))) { 306 fail("equals() " + Boolean.toString(eq), 307 v0.toString(), v1.toString()); 308 } else { 309 pass(); 310 } 311 } 312 313 private static void testHashCode(Version v0, Version v1, boolean eq) { 314 int h0 = v0.hashCode(); 315 int h1 = v1.hashCode(); 316 if (eq) { 317 testInt(h0, h1); 318 } else if (h0 == h1) { 319 fail(String.format("hashCode() %s", h0), 320 Integer.toString(h0), 321 Integer.toString(h1)); 322 } else { // !eq && (h0 != h1) 323 pass(); 324 } 325 } 326 327 private static void testCompareNO(Version v0, Version v1, int compare) 328 { 329 try { 330 Method m = VERSION.getMethod("compareToIgnoreOpt", VERSION); 331 int cmp = (int) m.invoke(v0, v1); 332 checkCompare(v0, v1, compare, cmp); 333 } catch (IllegalAccessException | InvocationTargetException | 334 NoSuchMethodException ex) { 335 fail(String.format("compareToIgnoreOpt() invocation: %s", 336 ex.getClass()), 337 null); 338 } 339 } 340 341 private static void testCompare(Version v0, Version v1, int compare) { 342 try { 343 Method m = VERSION.getMethod("compareTo", VERSION); 344 int cmp = (int) m.invoke(v0, v1); 345 checkCompare(v0, v1, compare, cmp); 346 } catch (IllegalAccessException | InvocationTargetException | 347 NoSuchMethodException ex) { 348 fail(String.format("compareTo() invocation: %s", ex.getClass()), 349 null); 350 } 351 } 352 353 private static void checkCompare(Version v0, Version v1, 354 int compare, int cmp) 355 { 356 if (((cmp == 0) && (compare == 0)) 357 || (compare == (cmp / Math.abs(cmp == 0 ? 1 : cmp)))) { 358 pass(); 359 } else { 360 fail(String.format("compare() (cmp = %s) (compare = %s)", 361 cmp, compare), 362 v0.toString(), v1.toString()); 363 } 364 } 365 366 private static int fail = 0; 367 private static int pass = 0; 368 369 private static Throwable first; 370 371 static void pass() { 372 pass++; 373 } 374 375 static void fail(String fs, Class ex) { 376 String s = "'" + fs + "'"; 377 if (ex != null) 378 s += ": " + ex.getName() + " not thrown"; 379 if (first == null) 380 setFirst(s); 381 System.err.println("FAILED: " + s); 382 fail++; 383 } 384 385 static void fail(String t, String exp, String got) { 386 String s = t + ": Expected '" + exp + "', got '" + got + "'"; 387 if (first == null) 388 setFirst(s); 389 System.err.println("FAILED: " + s); 390 fail++; 391 } 392 393 private static void setFirst(String s) { 394 try { 395 throw new RuntimeException(s); 396 } catch (RuntimeException x) { 397 first = x; 398 } 399 } 400 }