1 /* 2 * Copyright (c) 2015, 2017, 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 8161236 8160956 28 */ 29 30 import java.lang.reflect.InvocationTargetException; 31 import java.lang.reflect.Method; 32 import java.lang.Runtime.Version; 33 import java.math.BigInteger; 34 import java.util.stream.Collectors; 35 import java.util.Arrays; 36 import java.util.ArrayList; 37 import java.util.List; 38 import java.util.Optional; 39 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(), optional(), 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 Runtime.version() 120 testVersion(); 121 122 //// Test for equals{IgnoreOptional}?(), hashCode(), 123 //// compareTo{IgnoreOptional}?() 124 // compare: after "<" == -1, equal == 0, before ">" == 1 125 // v0 v1 eq eqNO cmp cmpNO 126 testEHC("9", "9", true, true, 0, 0); 127 128 testEHC("8", "9", false, false, -1, -1); 129 testEHC("9", "10", false, false, -1, -1); 130 testEHC("9", "8", false, false, 1, 1); 131 132 // $OPT comparison 133 testEHC("9", "9+-oink", false, true, -1, 0); 134 testEHC("9+-ribbit", "9+-moo", false, true, 1, 0); 135 testEHC("9-quack+3-ribbit", 136 "9-quack+3-moo", false, true, 1, 0); 137 testEHC("9.1+7", "9.1+7-moo-baa-la", false, true, -1, 0); 138 139 // numeric vs. non-numeric $PRE 140 testEHC("9.1.1.2-2a", "9.1.1.2-12", false, false, 1, 1); 141 testEHC("9.1.1.2-12", "9.1.1.2-4", false, false, 1, 1); 142 143 testEHC("27.16", "27.16+120", false, false, -1, -1); 144 testEHC("10", "10-ea", false, false, 1, 1); 145 testEHC("10.1+1", "10.1-ea+1", false, false, 1, 1); 146 testEHC("10.0.1+22", "10.0.1+21", false, false, 1, 1); 147 148 // numeric vs. non-numeric $PRE 149 testEHC("9.1.1.2-12", "9.1.1.2-a2", false, false, -1, -1); 150 testEHC("9.1.1.2-1", "9.1.1.2-4", false, false, -1, -1); 151 152 testEHC("9-internal", "9", false, false, -1, -1); 153 testEHC("9-ea+120", "9+120", false, false, -1, -1); 154 testEHC("9-ea+120", "9+120", false, false, -1, -1); 155 testEHC("9+101", "9", false, false, 1, 1); 156 testEHC("9+101", "9+102", false, false, -1, -1); 157 testEHC("1.9-ea", "9-ea", false, false, -1, -1); 158 159 if (fail != 0) 160 throw new RuntimeException((fail + pass) + " tests: " 161 + fail + " failure(s), first", first); 162 else 163 out.println("all " + (fail + pass) + " tests passed"); 164 165 } 166 167 private static void test(String s, Integer major, Integer minor, 168 Integer sec, String pre, Integer build, 169 String opt) 170 { 171 Version v = testParse(s); 172 173 testStr(v.toString(), s); 174 175 testInt(v.major(), major); 176 testInt(v.minor(), minor); 177 testInt(v.security(), sec); 178 testStr((v.pre().isPresent() ? v.pre().get() : ""), pre); 179 testInt((v.build().isPresent() ? v.build().get() : 0), build); 180 testStr((v.optional().isPresent() ? v.optional().get() : ""), opt); 181 182 testVersion(v.version(), s); 183 } 184 185 private static Version testParse(String s) { 186 Version v = Version.parse(s); 187 pass(); 188 return v; 189 } 190 191 private static void testInt(int got, int exp) { 192 if (got != exp) { 193 fail("testInt()", Integer.toString(exp), Integer.toString(got)); 194 } else { 195 pass(); 196 } 197 } 198 199 private static void testStr(String got, String exp) { 200 if (!got.equals(exp)) { 201 fail("testStr()", exp, got); 202 } else { 203 pass(); 204 } 205 } 206 207 private static void tryCatch(String s, Class<? extends Throwable> ex) { 208 Throwable t = null; 209 try { 210 Version.parse(s); 211 } catch (Throwable x) { 212 if (ex.isAssignableFrom(x.getClass())) { 213 t = x; 214 } else 215 x.printStackTrace(); 216 } 217 if ((t == null) && (ex != null)) 218 fail(s, ex); 219 else 220 pass(); 221 } 222 223 private static void testVersion() { 224 Version current = Runtime.version(); 225 String javaVer = System.getProperty("java.runtime.version"); 226 227 // java.runtime.version == $VNUM(\-$PRE)?(\+$BUILD)?(-$OPT)? 228 String [] jv = javaVer.split("\\+"); 229 String [] ver = jv[0].split("-"); 230 List<Integer> javaVerVNum 231 = Arrays.stream(ver[0].split("\\.")) 232 .map(v -> Integer.parseInt(v)) 233 .collect(Collectors.toList()); 234 if (!javaVerVNum.equals(current.version())) { 235 fail("Runtime.version()", javaVerVNum.toString(), 236 current.version().toString()); 237 } else { 238 pass(); 239 } 240 241 Optional<String> javaVerPre 242 = (ver.length == 2) 243 ? Optional.ofNullable(ver[1]) 244 : Optional.empty(); 245 if (!javaVerPre.equals(current.pre())) { 246 fail("testCurrent() pre()", javaVerPre.toString(), 247 current.pre().toString()); 248 } else { 249 pass(); 250 } 251 252 testEHC(current.toString(), javaVer, true, true, 0, 0); 253 } 254 255 private static void testVersion(List<Integer> vnum, String s) { 256 List<Integer> svnum = new ArrayList<Integer>(); 257 StringBuilder sb = new StringBuilder(); 258 for (int i = 0; i < s.length(); i++) { 259 Character c = s.charAt(i); 260 if (Character.isDigit(c)) { 261 sb.append(c); 262 } else { 263 svnum.add(Integer.parseInt(sb.toString())); 264 sb = new StringBuilder(); 265 if (c == '+' || c == '-') { 266 break; 267 } 268 } 269 } 270 if (sb.length() > 0) { 271 svnum.add(Integer.parseInt(sb.toString())); 272 } 273 274 if (!svnum.equals(vnum)) { 275 fail("testVersion() equals()", svnum.toString(), vnum.toString()); 276 } else { 277 pass(); 278 } 279 } 280 281 private static void testEHC(String s0, String s1, boolean eq, boolean eqNO, 282 int cmp, int cmpNO) 283 { 284 Version v0 = Version.parse(s0); 285 Version v1 = Version.parse(s1); 286 287 testEquals(v0, v1, eq); 288 testEqualsNO(v0, v1, eqNO); 289 290 testHashCode(v0, v1, eq); 291 292 testCompare(v0, v1, cmp); 293 testCompareNO(v0, v1, cmpNO); 294 } 295 296 private static void testEqualsNO(Version v0, Version v1, boolean eq) { 297 if ((eq && !v0.equalsIgnoreOptional(v1)) 298 || (!eq && v0.equalsIgnoreOptional(v1))) { 299 fail("equalsIgnoreOptional() " + Boolean.toString(eq), 300 v0.toString(), v1.toString()); 301 } else { 302 pass(); 303 } 304 } 305 306 private static void testEquals(Version v0, Version v1, boolean eq) { 307 if ((eq && !v0.equals(v1)) || (!eq && v0.equals(v1))) { 308 fail("equals() " + Boolean.toString(eq), 309 v0.toString(), v1.toString()); 310 } else { 311 pass(); 312 } 313 } 314 315 private static void testHashCode(Version v0, Version v1, boolean eq) { 316 int h0 = v0.hashCode(); 317 int h1 = v1.hashCode(); 318 if (eq) { 319 testInt(h0, h1); 320 } else if (h0 == h1) { 321 fail(String.format("hashCode() %s", h0), 322 Integer.toString(h0), 323 Integer.toString(h1)); 324 } else { // !eq && (h0 != h1) 325 pass(); 326 } 327 } 328 329 private static void testCompareNO(Version v0, Version v1, int compare) 330 { 331 try { 332 Method m = VERSION.getMethod("compareToIgnoreOptional", VERSION); 333 int cmp = (int) m.invoke(v0, v1); 334 checkCompare(v0, v1, compare, cmp); 335 } catch (IllegalAccessException | InvocationTargetException | 336 NoSuchMethodException ex) { 337 fail(String.format("compareToIgnoreOptional() invocation: %s", 338 ex.getClass()), 339 null); 340 } 341 } 342 343 private static void testCompare(Version v0, Version v1, int compare) { 344 try { 345 Method m = VERSION.getMethod("compareTo", VERSION); 346 int cmp = (int) m.invoke(v0, v1); 347 checkCompare(v0, v1, compare, cmp); 348 } catch (IllegalAccessException | InvocationTargetException | 349 NoSuchMethodException ex) { 350 fail(String.format("compareTo() invocation: %s", ex.getClass()), 351 null); 352 } 353 } 354 355 private static void checkCompare(Version v0, Version v1, 356 int compare, int cmp) 357 { 358 if (((cmp == 0) && (compare == 0)) 359 || (compare == (cmp / Math.abs(cmp == 0 ? 1 : cmp)))) { 360 pass(); 361 } else { 362 fail(String.format("compare() (cmp = %s) (compare = %s)", 363 cmp, compare), 364 v0.toString(), v1.toString()); 365 } 366 } 367 368 private static int fail = 0; 369 private static int pass = 0; 370 371 private static Throwable first; 372 373 static void pass() { 374 pass++; 375 } 376 377 static void fail(String fs, Class ex) { 378 String s = "'" + fs + "'"; 379 if (ex != null) 380 s += ": " + ex.getName() + " not thrown"; 381 if (first == null) 382 setFirst(s); 383 System.err.println("FAILED: " + s); 384 fail++; 385 } 386 387 static void fail(String t, String exp, String got) { 388 String s = t + ": Expected '" + exp + "', got '" + got + "'"; 389 if (first == null) 390 setFirst(s); 391 System.err.println("FAILED: " + s); 392 fail++; 393 } 394 395 private static void setFirst(String s) { 396 try { 397 throw new RuntimeException(s); 398 } catch (RuntimeException x) { 399 first = x; 400 } 401 } 402 }