1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 package org.apache.harmony.tests.java.util; 19 20 import java.io.BufferedReader; 21 import java.io.ByteArrayInputStream; 22 import java.io.ByteArrayOutputStream; 23 import java.io.CharArrayReader; 24 import java.io.IOException; 25 import java.io.InputStream; 26 import java.io.InputStreamReader; 27 import java.io.OutputStreamWriter; 28 import java.io.PrintStream; 29 import java.io.PrintWriter; 30 import java.io.Reader; 31 import java.io.Writer; 32 import java.util.ArrayList; 33 import java.util.Arrays; 34 import java.util.Collections; 35 import java.util.Enumeration; 36 import java.util.HashSet; 37 import java.util.InvalidPropertiesFormatException; 38 import java.util.Iterator; 39 import java.util.List; 40 import java.util.Properties; 41 import java.util.Scanner; 42 import java.util.Set; 43 import tests.support.resource.Support_Resources; 44 45 public class PropertiesTest extends junit.framework.TestCase { 46 47 Properties tProps; 48 49 byte[] propsFile; 50 51 /** 52 * java.util.Properties#Properties() 53 */ 54 public void test_Constructor() { 55 // Test for method java.util.Properties() 56 Properties p = new Properties(); 57 // do something to avoid getting a variable unused warning 58 p.clear(); 59 assertTrue("Created incorrect Properties", true); 60 } 61 62 public void test_loadLjava_io_InputStream_NPE() throws Exception { 63 Properties p = new Properties(); 64 try { 65 p.load((InputStream) null); 66 fail("should throw NullPointerException"); 67 } catch (NullPointerException e) { 68 // Expected 69 } 70 } 71 72 public void test_loadsave() throws Exception { 73 Properties p = new Properties(); 74 try { 75 p.load((InputStream) null); 76 fail("should throw NPE"); 77 } catch (NullPointerException npe) { 78 // expected 79 } 80 } 81 82 /** 83 * java.util.Properties#Properties(java.util.Properties) 84 */ 85 public void test_ConstructorLjava_util_Properties() { 86 Properties systemProperties = System.getProperties(); 87 Properties properties = new Properties(systemProperties); 88 Enumeration<?> propertyNames = systemProperties.propertyNames(); 89 String propertyName = null; 90 while (propertyNames.hasMoreElements()) { 91 propertyName = (String) propertyNames.nextElement(); 92 assertEquals("failed to construct correct properties", 93 systemProperties.getProperty(propertyName), 94 properties.getProperty(propertyName)); 95 } 96 } 97 98 /** 99 * java.util.Properties#getProperty(java.lang.String) 100 */ 101 public void test_getPropertyLjava_lang_String() { 102 // Test for method java.lang.String 103 // java.util.Properties.getProperty(java.lang.String) 104 assertEquals("Did not retrieve property", "this is a test property", 105 ((String) tProps.getProperty("test.prop"))); 106 } 107 108 /** 109 * java.util.Properties#getProperty(java.lang.String, 110 *java.lang.String) 111 */ 112 public void test_getPropertyLjava_lang_StringLjava_lang_String() { 113 // Test for method java.lang.String 114 // java.util.Properties.getProperty(java.lang.String, java.lang.String) 115 assertEquals("Did not retrieve property", "this is a test property", 116 ((String) tProps.getProperty("test.prop", "Blarg"))); 117 assertEquals("Did not return default value", "Gabba", ((String) tProps 118 .getProperty("notInThere.prop", "Gabba"))); 119 } 120 121 /** 122 * java.util.Properties#getProperty(java.lang.String) 123 */ 124 public void test_getPropertyLjava_lang_String2() { 125 // regression test for HARMONY-3518 126 MyProperties props = new MyProperties(); 127 assertNull(props.getProperty("key")); 128 } 129 130 /** 131 * java.util.Properties#getProperty(java.lang.String, 132 *java.lang.String) 133 */ 134 public void test_getPropertyLjava_lang_StringLjava_lang_String2() { 135 // regression test for HARMONY-3518 136 MyProperties props = new MyProperties(); 137 assertEquals("defaultValue", props.getProperty("key", "defaultValue")); 138 } 139 140 // regression testing for HARMONY-3518 141 static class MyProperties extends Properties { 142 public synchronized Object get(Object key) { 143 return getProperty((String) key); // assume String 144 } 145 } 146 147 /** 148 * java.util.Properties#list(java.io.PrintStream) 149 */ 150 public void test_listLjava_io_PrintStream() { 151 ByteArrayOutputStream baos = new ByteArrayOutputStream(); 152 PrintStream ps = new PrintStream(baos); 153 Properties myProps = new Properties(); 154 myProps.setProperty("Abba", "Cadabra"); 155 myProps.setProperty("Open", "Sesame"); 156 myProps.setProperty("LongProperty", 157 "a long long long long long long long property"); 158 myProps.list(ps); 159 ps.flush(); 160 String propList = baos.toString(); 161 assertTrue("Property list innacurate", 162 propList.indexOf("Abba=Cadabra") >= 0); 163 assertTrue("Property list innacurate", 164 propList.indexOf("Open=Sesame") >= 0); 165 assertTrue("property list do not conatins \"...\"", propList 166 .indexOf("...") != -1); 167 168 ps = null; 169 try { 170 myProps.list(ps); 171 fail("should throw NullPointerException"); 172 } catch (NullPointerException e) { 173 // expected 174 } 175 } 176 177 /** 178 * java.util.Properties#list(java.io.PrintWriter) 179 */ 180 public void test_listLjava_io_PrintWriter() { 181 ByteArrayOutputStream baos = new ByteArrayOutputStream(); 182 PrintWriter pw = new PrintWriter(baos); 183 Properties myProps = new Properties(); 184 myProps.setProperty("Abba", "Cadabra"); 185 myProps.setProperty("Open", "Sesame"); 186 myProps.setProperty("LongProperty", 187 "a long long long long long long long property"); 188 myProps.list(pw); 189 pw.flush(); 190 String propList = baos.toString(); 191 assertTrue("Property list innacurate", 192 propList.indexOf("Abba=Cadabra") >= 0); 193 assertTrue("Property list innacurate", 194 propList.indexOf("Open=Sesame") >= 0); 195 pw = null; 196 try { 197 myProps.list(pw); 198 fail("should throw NullPointerException"); 199 } catch (NullPointerException e) { 200 // expected 201 } 202 } 203 204 /** 205 * java.util.Properties#load(java.io.InputStream) 206 */ 207 public void test_loadLjava_io_InputStream() { 208 // Test for method void java.util.Properties.load(java.io.InputStream) 209 Properties prop = null; 210 try { 211 InputStream is; 212 prop = new Properties(); 213 prop.load(is = new ByteArrayInputStream(writeProperties())); 214 is.close(); 215 } catch (Exception e) { 216 fail("Exception during load test : " + e.getMessage()); 217 } 218 assertEquals("Failed to load correct properties", "harmony.tests", prop 219 .getProperty("test.pkg")); 220 assertNull("Load failed to parse incorrectly", prop 221 .getProperty("commented.entry")); 222 223 prop = new Properties(); 224 try { 225 prop.load(new ByteArrayInputStream("=".getBytes())); 226 } catch (IOException e) { 227 // expected 228 } 229 assertTrue("Failed to add empty key", prop.get("").equals("")); 230 231 prop = new Properties(); 232 try { 233 prop.load(new ByteArrayInputStream(" = ".getBytes())); 234 } catch (IOException e) { 235 // expected 236 } 237 assertTrue("Failed to add empty key2", prop.get("").equals("")); 238 239 prop = new Properties(); 240 try { 241 prop.load(new ByteArrayInputStream(" a= b".getBytes())); 242 } catch (IOException e) { 243 // expected 244 } 245 assertEquals("Failed to ignore whitespace", "b", prop.get("a")); 246 247 prop = new Properties(); 248 try { 249 prop.load(new ByteArrayInputStream(" a b".getBytes())); 250 } catch (IOException e) { 251 // expected 252 } 253 assertEquals("Failed to interpret whitespace as =", "b", prop.get("a")); 254 255 prop = new Properties(); 256 try { 257 prop.load(new ByteArrayInputStream("#\u008d\u00d2\na=\u008d\u00d3" 258 .getBytes("ISO8859_1"))); 259 } catch (IOException e) { 260 // expected 261 } 262 assertEquals("Failed to parse chars >= 0x80", "\u008d\u00d3", prop 263 .get("a")); 264 265 prop = new Properties(); 266 try { 267 prop.load(new ByteArrayInputStream( 268 "#properties file\r\nfred=1\r\n#last comment" 269 .getBytes("ISO8859_1"))); 270 } catch (IOException e) { 271 // expected 272 } catch (IndexOutOfBoundsException e) { 273 fail("IndexOutOfBoundsException when last line is a comment with no line terminator"); 274 } 275 assertEquals("Failed to load when last line contains a comment", "1", 276 prop.get("fred")); 277 } 278 279 /** 280 * java.util.Properties#load(java.io.InputStream) 281 */ 282 public void test_loadLjava_io_InputStream_subtest0() { 283 try { 284 InputStream is = Support_Resources 285 .getStream("hyts_PropertiesTest.properties"); 286 Properties props = new Properties(); 287 props.load(is); 288 is.close(); 289 assertEquals("1", "\n \t \f", props.getProperty(" \r")); 290 assertEquals("2", "a", props.getProperty("a")); 291 assertEquals("3", "bb as,dn ", props.getProperty("b")); 292 assertEquals("4", ":: cu", props.getProperty("c\r \t\nu")); 293 assertEquals("5", "bu", props.getProperty("bu")); 294 assertEquals("6", "d\r\ne=e", props.getProperty("d")); 295 assertEquals("7", "fff", props.getProperty("f")); 296 assertEquals("8", "g", props.getProperty("g")); 297 assertEquals("9", "", props.getProperty("h h")); 298 assertEquals("10", "i=i", props.getProperty(" ")); 299 assertEquals("11", " j", props.getProperty("j")); 300 assertEquals("12", " c", props.getProperty("space")); 301 assertEquals("13", "\\", props.getProperty("dblbackslash")); 302 } catch (IOException e) { 303 fail("Unexpected: " + e); 304 } 305 } 306 307 /** 308 * @throws IOException 309 * java.util.Properties#load(java.io.Reader) 310 * @since 1.6 311 */ 312 public void test_loadLjava_io_Reader() throws IOException { 313 Properties prop = null; 314 try { 315 InputStream is; 316 prop = new Properties(); 317 is = new ByteArrayInputStream(writeProperties()); 318 prop.load(new InputStreamReader(is)); 319 is.close(); 320 } catch (Exception e) { 321 fail("Exception during load test : " + e.getMessage()); 322 } 323 assertEquals("Failed to load correct properties", "harmony.tests", prop 324 .getProperty("test.pkg")); 325 assertNull("Load failed to parse incorrectly", prop 326 .getProperty("commented.entry")); 327 328 prop = new Properties(); 329 prop.load(new ByteArrayInputStream("=".getBytes())); 330 assertEquals("Failed to add empty key", "", prop.get("")); 331 332 prop = new Properties(); 333 prop.load(new ByteArrayInputStream(" = ".getBytes())); 334 assertEquals("Failed to add empty key2", "", prop.get("")); 335 336 prop = new Properties(); 337 prop.load(new ByteArrayInputStream(" a= b".getBytes())); 338 assertEquals("Failed to ignore whitespace", "b", prop.get("a")); 339 340 prop = new Properties(); 341 prop.load(new ByteArrayInputStream(" a b".getBytes())); 342 assertEquals("Failed to interpret whitespace as =", "b", prop.get("a")); 343 344 prop = new Properties(); 345 prop.load(new ByteArrayInputStream("#comment\na=value" 346 .getBytes("UTF-8"))); 347 assertEquals("value", prop.getProperty("a")); 348 349 prop = new Properties(); 350 prop.load(new InputStreamReader(new ByteArrayInputStream( 351 "#\u008d\u00d2\na=\u008d\u00d3".getBytes("UTF-8")))); 352 try { 353 prop 354 .load(new InputStreamReader(new ByteArrayInputStream( 355 "#\u008d\u00d2\na=\\\\u008d\\\\\\uu00d3" 356 .getBytes("UTF-8")))); 357 fail("Should throw IllegalArgumentException"); 358 } catch (IllegalArgumentException e) { 359 // expected 360 } 361 362 prop = new Properties(); 363 try { 364 prop.load(new InputStreamReader(new ByteArrayInputStream( 365 "#properties file\r\nfred=1\r\n#last comment" 366 .getBytes("ISO8859_1")))); 367 } catch (IndexOutOfBoundsException e) { 368 fail("IndexOutOfBoundsException when last line is a comment with no line terminator"); 369 } 370 assertEquals("Failed to load when last line contains a comment", "1", 371 prop.get("fred")); 372 373 // Regression tests for HARMONY-5414 374 prop = new Properties(); 375 prop.load(new ByteArrayInputStream("a=\\u1234z".getBytes())); 376 377 prop = new Properties(); 378 try { 379 prop.load(new ByteArrayInputStream("a=\\u123".getBytes())); 380 fail("should throw IllegalArgumentException"); 381 } catch (IllegalArgumentException e) { 382 // Expected 383 } 384 385 prop = new Properties(); 386 try { 387 prop.load(new ByteArrayInputStream("a=\\u123z".getBytes())); 388 fail("should throw IllegalArgumentException"); 389 } catch (IllegalArgumentException expected) { 390 // Expected 391 } 392 393 prop = new Properties(); 394 Properties expected = new Properties(); 395 expected.put("a", ""); 396 prop.load(new ByteArrayInputStream("a=\\".getBytes())); 397 assertEquals("Failed to trim trailing slash value", expected, prop); 398 399 prop = new Properties(); 400 expected = new Properties(); 401 expected.put("a", "\u1234"); 402 prop.load(new ByteArrayInputStream("a=\\u1234\\".getBytes())); 403 assertEquals("Failed to trim trailing slash value #2", expected, prop); 404 405 prop = new Properties(); 406 expected = new Properties(); 407 expected.put("a", "q"); 408 prop.load(new ByteArrayInputStream("a=\\q".getBytes())); 409 assertEquals("Failed to skip slash value #3", expected, prop); 410 } 411 412 /** 413 * java.util.Properties#load(java.io.InputStream) 414 */ 415 public void test_loadLjava_io_InputStream_Special() throws IOException { 416 // Test for method void java.util.Properties.load(java.io.InputStream) 417 Properties prop = null; 418 prop = new Properties(); 419 prop.load(new ByteArrayInputStream("=".getBytes())); 420 assertTrue("Failed to add empty key", prop.get("").equals("")); 421 422 prop = new Properties(); 423 prop.load(new ByteArrayInputStream("=\r\n".getBytes())); 424 assertTrue("Failed to add empty key", prop.get("").equals("")); 425 426 prop = new Properties(); 427 prop.load(new ByteArrayInputStream("=\n\r".getBytes())); 428 assertTrue("Failed to add empty key", prop.get("").equals("")); 429 } 430 431 /** 432 * @throws IOException 433 * java.util.Properties#load(java.io.Reader) 434 * @since 1.6 435 */ 436 public void test_loadLjava_io_Reader_subtest0() throws IOException { 437 InputStream is = Support_Resources 438 .getStream("hyts_PropertiesTest.properties"); 439 Properties props = new Properties(); 440 props.load(new InputStreamReader(is)); 441 is.close(); 442 assertEquals("1", "\n \t \f", props.getProperty(" \r")); 443 assertEquals("2", "a", props.getProperty("a")); 444 assertEquals("3", "bb as,dn ", props.getProperty("b")); 445 assertEquals("4", ":: cu", props.getProperty("c\r \t\nu")); 446 assertEquals("5", "bu", props.getProperty("bu")); 447 assertEquals("6", "d\r\ne=e", props.getProperty("d")); 448 assertEquals("7", "fff", props.getProperty("f")); 449 assertEquals("8", "g", props.getProperty("g")); 450 assertEquals("9", "", props.getProperty("h h")); 451 assertEquals("10", "i=i", props.getProperty(" ")); 452 assertEquals("11", " j", props.getProperty("j")); 453 assertEquals("12", " c", props.getProperty("space")); 454 assertEquals("13", "\\", props.getProperty("dblbackslash")); 455 } 456 457 /** 458 * {@link java.util.Properties#stringPropertyNames()} 459 * @since 1.6 460 */ 461 public void test_stringPropertyNames() { 462 Set<String> set = tProps.stringPropertyNames(); 463 assertEquals(2, set.size()); 464 assertTrue(set.contains("test.prop")); 465 assertTrue(set.contains("bogus.prop")); 466 assertNotSame(set, tProps.stringPropertyNames()); 467 468 set = new Properties().stringPropertyNames(); 469 assertEquals(0, set.size()); 470 471 set = new Properties(System.getProperties()).stringPropertyNames(); 472 assertTrue(set.size() > 0); 473 474 tProps = new Properties(tProps); 475 tProps.put("test.prop", "anotherValue"); 476 tProps.put("3rdKey", "3rdValue"); 477 set = tProps.stringPropertyNames(); 478 assertEquals(3, set.size()); 479 assertTrue(set.contains("test.prop")); 480 assertTrue(set.contains("bogus.prop")); 481 assertTrue(set.contains("3rdKey")); 482 483 tProps.put(String.class, "valueOfNonStringKey"); 484 set = tProps.stringPropertyNames(); 485 assertEquals(3, set.size()); 486 assertTrue(set.contains("test.prop")); 487 assertTrue(set.contains("bogus.prop")); 488 assertTrue(set.contains("3rdKey")); 489 490 tProps.put("4thKey", "4thValue"); 491 assertEquals(4, tProps.size()); 492 assertEquals(3, set.size()); 493 494 try { 495 set.add("another"); 496 fail("Should throw UnsupportedOperationException"); 497 } catch (UnsupportedOperationException e) { 498 // expected 499 } 500 } 501 502 /** 503 * {@link java.util.Properties#stringPropertyNames()} 504 * @since 1.6 505 */ 506 public void test_stringPropertyNames_scenario1() { 507 String[] keys = new String[] { "key1", "key2", "key3" }; 508 String[] values = new String[] { "value1", "value2", "value3" }; 509 List<String> keyList = Arrays.asList(keys); 510 511 Properties properties = new Properties(); 512 for (int index = 0; index < keys.length; index++) { 513 properties.setProperty(keys[index], values[index]); 514 } 515 516 properties = new Properties(properties); 517 Set<String> nameSet = properties.stringPropertyNames(); 518 assertEquals(keys.length, nameSet.size()); 519 Iterator<String> iterator = nameSet.iterator(); 520 while (iterator.hasNext()) { 521 assertTrue(keyList.contains(iterator.next())); 522 } 523 524 Enumeration<?> nameEnum = properties.propertyNames(); 525 int count = 0; 526 while (nameEnum.hasMoreElements()) { 527 count++; 528 assertTrue(keyList.contains(nameEnum.nextElement())); 529 } 530 assertEquals(keys.length, count); 531 532 properties = new Properties(properties); 533 nameSet = properties.stringPropertyNames(); 534 assertEquals(keys.length, nameSet.size()); 535 iterator = nameSet.iterator(); 536 while (iterator.hasNext()) { 537 assertTrue(keyList.contains(iterator.next())); 538 } 539 540 nameEnum = properties.propertyNames(); 541 count = 0; 542 while (nameEnum.hasMoreElements()) { 543 count++; 544 assertTrue(keyList.contains(nameEnum.nextElement())); 545 } 546 assertEquals(keys.length, count); 547 } 548 549 /** 550 * {@link java.util.Properties#stringPropertyNames()} 551 * @since 1.6 552 */ 553 public void test_stringPropertyNames_scenario2() { 554 String[] defaultKeys = new String[] { "defaultKey1", "defaultKey2", 555 "defaultKey3", "defaultKey4", "defaultKey5", "defaultKey6" }; 556 String[] defaultValues = new String[] { "defaultValue1", 557 "defaultValue2", "defaultValue3", "defaultValue4", 558 "defaultValue5", "defaultValue6" }; 559 List<String> keyList = new ArrayList<String>(); 560 Properties defaults = new Properties(); 561 for (int index = 0; index < 3; index++) { 562 defaults.setProperty(defaultKeys[index], defaultValues[index]); 563 keyList.add(defaultKeys[index]); 564 } 565 566 String[] keys = new String[] { "key1", "key2", "key3" }; 567 String[] values = new String[] { "value1", "value2", "value3" }; 568 Properties properties = new Properties(defaults); 569 for (int index = 0; index < keys.length; index++) { 570 properties.setProperty(keys[index], values[index]); 571 keyList.add(keys[index]); 572 } 573 574 Set<String> nameSet = properties.stringPropertyNames(); 575 assertEquals(keyList.size(), nameSet.size()); 576 Iterator<String> iterator = nameSet.iterator(); 577 while (iterator.hasNext()) { 578 assertTrue(keyList.contains(iterator.next())); 579 } 580 581 Enumeration<?> nameEnum = properties.propertyNames(); 582 int count = 0; 583 while (nameEnum.hasMoreElements()) { 584 count++; 585 assertTrue(keyList.contains(nameEnum.nextElement())); 586 } 587 assertEquals(keyList.size(), count); 588 589 for (int index = 3; index < defaultKeys.length; index++) { 590 defaults.setProperty(defaultKeys[index], defaultValues[index]); 591 keyList.add(defaultKeys[index]); 592 } 593 594 nameSet = properties.stringPropertyNames(); 595 assertEquals(keyList.size(), nameSet.size()); 596 iterator = nameSet.iterator(); 597 while (iterator.hasNext()) { 598 assertTrue(keyList.contains(iterator.next())); 599 } 600 601 nameEnum = properties.propertyNames(); 602 count = 0; 603 while (nameEnum.hasMoreElements()) { 604 count++; 605 assertTrue(keyList.contains(nameEnum.nextElement())); 606 } 607 assertEquals(keyList.size(), count); 608 } 609 610 /** 611 * java.util.Properties#save(java.io.OutputStream, java.lang.String) 612 */ 613 public void test_saveLjava_io_OutputStreamLjava_lang_String() { 614 // Test for method void java.util.Properties.save(java.io.OutputStream, 615 // java.lang.String) 616 Properties myProps = new Properties(); 617 Properties myProps2 = new Properties(); 618 619 myProps.setProperty("Property A", "aye"); 620 myProps.setProperty("Property B", "bee"); 621 myProps.setProperty("Property C", "see"); 622 623 try { 624 ByteArrayOutputStream out = new ByteArrayOutputStream(); 625 myProps.save(out, "A Header"); 626 out.close(); 627 ByteArrayInputStream in = new ByteArrayInputStream(out 628 .toByteArray()); 629 myProps2.load(in); 630 in.close(); 631 } catch (IOException ioe) { 632 fail("IOException occurred reading/writing file : " 633 + ioe.getMessage()); 634 } 635 636 Enumeration e = myProps.propertyNames(); 637 String nextKey; 638 while (e.hasMoreElements()) { 639 nextKey = (String) e.nextElement(); 640 assertEquals("Stored property list not equal to original", myProps 641 .getProperty(nextKey), myProps2.getProperty(nextKey)); 642 } 643 } 644 645 /** 646 * java.util.Properties#setProperty(java.lang.String, 647 *java.lang.String) 648 */ 649 public void test_setPropertyLjava_lang_StringLjava_lang_String() { 650 // Test for method java.lang.Object 651 // java.util.Properties.setProperty(java.lang.String, java.lang.String) 652 Properties myProps = new Properties(); 653 myProps.setProperty("Yoink", "Yabba"); 654 assertEquals("Failed to set property", "Yabba", myProps 655 .getProperty("Yoink")); 656 myProps.setProperty("Yoink", "Gab"); 657 assertEquals("Failed to reset property", "Gab", myProps 658 .getProperty("Yoink")); 659 } 660 661 /** 662 * java.util.Properties#store(java.io.OutputStream, java.lang.String) 663 */ 664 public void test_storeLjava_io_OutputStreamLjava_lang_String() { 665 // Test for method void java.util.Properties.store(java.io.OutputStream, 666 // java.lang.String) 667 Properties myProps = new Properties(); 668 Properties myProps2 = new Properties(); 669 Enumeration e; 670 String nextKey; 671 672 myProps.put("Property A", " aye\\\f\t\n\r\b"); 673 myProps.put("Property B", "b ee#!=:"); 674 myProps.put("Property C", "see"); 675 676 try { 677 ByteArrayOutputStream out = new ByteArrayOutputStream(); 678 myProps.store(out, "A Header"); 679 out.close(); 680 ByteArrayInputStream in = new ByteArrayInputStream(out 681 .toByteArray()); 682 myProps2.load(in); 683 in.close(); 684 } catch (IOException ioe) { 685 fail("IOException occurred reading/writing file : " 686 + ioe.getMessage()); 687 } 688 689 e = myProps.propertyNames(); 690 while (e.hasMoreElements()) { 691 nextKey = (String) e.nextElement(); 692 assertTrue("Stored property list not equal to original", myProps2 693 .getProperty(nextKey).equals(myProps.getProperty(nextKey))); 694 } 695 696 } 697 698 /** 699 * @throws IOException 700 * java.util.Properties#store(java.io.Writer, java.lang.String) 701 * @since 1.6 702 */ 703 public void test_storeLjava_io_WriterLjava_lang_String() throws IOException { 704 Properties myProps = new Properties(); 705 Properties myProps2 = new Properties(); 706 707 myProps.put("Property A", " aye\\\f\t\n\r\b"); 708 myProps.put("Property B", "b ee#!=:"); 709 myProps.put("Property C", "see"); 710 711 ByteArrayOutputStream out = new ByteArrayOutputStream(); 712 myProps.store(new OutputStreamWriter(out), "A Header"); 713 Scanner scanner = new Scanner(out.toString()); 714 assertTrue(scanner.nextLine().startsWith("#A Header")); 715 assertTrue(scanner.nextLine().startsWith("#")); 716 out.close(); 717 ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray()); 718 myProps2.load(in); 719 in.close(); 720 721 Enumeration e = myProps.propertyNames(); 722 String nextKey; 723 while (e.hasMoreElements()) { 724 nextKey = (String) e.nextElement(); 725 assertTrue("Stored property list not equal to original", myProps2 726 .getProperty(nextKey).equals(myProps.getProperty(nextKey))); 727 } 728 729 try { 730 myProps.store((Writer) null, "some comments"); 731 fail("Should throw NullPointerException"); 732 } catch (NullPointerException e1) { 733 // expected 734 } 735 736 myProps.put(String.class, "wrong type"); 737 try { 738 myProps.store(new OutputStreamWriter(new ByteArrayOutputStream()), 739 "some comments"); 740 fail("Should throw ClassCastException"); 741 } catch (ClassCastException e1) { 742 // expected 743 } 744 myProps.remove(String.class); 745 myProps.store(new OutputStreamWriter(new ByteArrayOutputStream()), 746 "some comments"); 747 // it is OK 748 myProps.put("wrong type", String.class); 749 try { 750 myProps.store(new OutputStreamWriter(new ByteArrayOutputStream()), 751 "some comments"); 752 fail("Should throw ClassCastException"); 753 } catch (ClassCastException e1) { 754 // expected 755 } 756 } 757 758 /** 759 * java.util.Properties#loadFromXML(java.io.InputStream) 760 */ 761 public void test_loadFromXMLLjava_io_InputStream() throws Exception { 762 // Test for method void 763 // java.util.Properties.loadFromXML(java.io.InputStream) 764 Properties prop = null; 765 try { 766 InputStream is; 767 prop = new Properties(); 768 prop.loadFromXML(is = new ByteArrayInputStream( 769 writePropertiesXMLUTF_8())); 770 is.close(); 771 } catch (Exception e) { 772 fail("Exception during load test : " + e.getMessage()); 773 } 774 assertEquals("Failed to load correct properties", "value3", prop 775 .getProperty("key3")); 776 assertEquals("Failed to load correct properties", "value1", prop 777 .getProperty("key1")); 778 779 try { 780 InputStream is; 781 prop = new Properties(); 782 prop.loadFromXML(is = new ByteArrayInputStream( 783 writePropertiesXMLISO_8859_1())); 784 is.close(); 785 } catch (Exception e) { 786 fail("Exception during load test : " + e.getMessage()); 787 } 788 assertEquals("Failed to load correct properties", "value2", prop 789 .getProperty("key2")); 790 assertEquals("Failed to load correct properties", "value1", prop 791 .getProperty("key1")); 792 793 try { 794 prop.loadFromXML(null); 795 fail("should throw NullPointerException"); 796 } catch (NullPointerException e) { 797 // expected 798 } 799 } 800 801 /** 802 * java.util.Properties#storeToXML(java.io.OutputStream, 803 *java.lang.String, java.lang.String) 804 */ 805 public void test_storeToXMLLjava_io_OutputStreamLjava_lang_StringLjava_lang_String() 806 throws Exception { 807 // Test for method void 808 // java.util.Properties.storeToXML(java.io.OutputStream, 809 // java.lang.String, java.lang.String) 810 Properties myProps = new Properties(); 811 Properties myProps2 = new Properties(); 812 Enumeration e; 813 String nextKey; 814 815 myProps.setProperty("key1", "value1"); 816 myProps.setProperty("key2", "value2"); 817 myProps.setProperty("key3", "value3"); 818 myProps.setProperty("<a>key4</a>", "\"value4"); 819 myProps.setProperty("key5 ", "<h>value5</h>"); 820 myProps.setProperty("<a>key6</a>", " <h>value6</h> "); 821 myProps.setProperty("<comment>key7</comment>", "value7"); 822 myProps.setProperty(" key8 ", "<comment>value8</comment>"); 823 myProps.setProperty("<key9>", "\u0027value9"); 824 myProps.setProperty("key10\"", "<value10>"); 825 myProps.setProperty("&key11&", "value11"); 826 myProps.setProperty("key12", "&value12&"); 827 myProps.setProperty("<a>&key13<</a>", 828 "&&value13<b>&</b>"); 829 830 try { 831 ByteArrayOutputStream out = new ByteArrayOutputStream(); 832 833 // store in UTF-8 encoding 834 myProps.storeToXML(out, "comment"); 835 out.close(); 836 ByteArrayInputStream in = new ByteArrayInputStream(out 837 .toByteArray()); 838 myProps2.loadFromXML(in); 839 in.close(); 840 } catch (InvalidPropertiesFormatException ipfe) { 841 fail("InvalidPropertiesFormatException occurred reading file: " 842 + ipfe.getMessage()); 843 } catch (IOException ioe) { 844 fail("IOException occurred reading/writing file : " 845 + ioe.getMessage()); 846 } 847 848 e = myProps.propertyNames(); 849 while (e.hasMoreElements()) { 850 nextKey = (String) e.nextElement(); 851 assertTrue("Stored property list not equal to original", myProps2 852 .getProperty(nextKey).equals(myProps.getProperty(nextKey))); 853 } 854 855 try { 856 ByteArrayOutputStream out = new ByteArrayOutputStream(); 857 858 // store in ISO-8859-1 encoding 859 myProps.storeToXML(out, "comment", "ISO-8859-1"); 860 out.close(); 861 ByteArrayInputStream in = new ByteArrayInputStream(out 862 .toByteArray()); 863 myProps2 = new Properties(); 864 myProps2.loadFromXML(in); 865 in.close(); 866 } catch (InvalidPropertiesFormatException ipfe) { 867 fail("InvalidPropertiesFormatException occurred reading file: " 868 + ipfe.getMessage()); 869 } catch (IOException ioe) { 870 fail("IOException occurred reading/writing file : " 871 + ioe.getMessage()); 872 } 873 874 e = myProps.propertyNames(); 875 while (e.hasMoreElements()) { 876 nextKey = (String) e.nextElement(); 877 assertTrue("Stored property list not equal to original", myProps2 878 .getProperty(nextKey).equals(myProps.getProperty(nextKey))); 879 } 880 881 try { 882 ByteArrayOutputStream out = new ByteArrayOutputStream(); 883 myProps.storeToXML(out, null, null); 884 fail("should throw nullPointerException"); 885 } catch (NullPointerException ne) { 886 // expected 887 } 888 } 889 890 /** 891 * if loading from single line like "hello" without "\n\r" neither "=", it 892 * should be same as loading from "hello=" 893 */ 894 public void testLoadSingleLine() throws Exception { 895 Properties props = new Properties(); 896 InputStream sr = new ByteArrayInputStream("hello".getBytes()); 897 props.load(sr); 898 assertEquals(1, props.size()); 899 } 900 901 public void test_propertyNames() { 902 Properties parent = new Properties(); 903 parent.setProperty("parent.a.key", "parent.a.value"); 904 parent.setProperty("parent.b.key", "parent.b.value"); 905 906 Enumeration<?> names = parent.propertyNames(); 907 assertPropertyEnumeration(names, "parent.a.key", "parent.b.key"); 908 909 Properties current = new Properties(parent); 910 current.setProperty("current.a.key", "current.a.value"); 911 current.setProperty("current.b.key", "current.b.value"); 912 913 names = current.propertyNames(); 914 assertPropertyEnumeration(names, 915 "parent.a.key", 916 "parent.b.key", 917 "current.a.key", 918 "current.b.key"); 919 920 Properties child = new Properties(current); 921 child.setProperty("child.a.key", "child.a.value"); 922 child.setProperty("child.b.key", "child.b.value"); 923 924 names = child.propertyNames(); 925 assertPropertyEnumeration(names, 926 "parent.a.key", 927 "parent.b.key", 928 "current.a.key", 929 "current.b.key", 930 "child.a.key", 931 "child.b.key"); 932 } 933 934 public void assertPropertyEnumeration(Enumeration<?> propNames, 935 String... expected) { 936 Set<String> propsSet = new HashSet<String>(); 937 while (propNames.hasMoreElements()) { 938 String next = (String) propNames.nextElement(); 939 assertFalse(propsSet.contains(next)); 940 propsSet.add(next); 941 } 942 943 assertEquals(expected.length, propsSet.size()); 944 assertTrue(propsSet.containsAll(Arrays.asList(expected))); 945 } 946 947 private String comment1 = "comment1"; 948 949 private String comment2 = "comment2"; 950 951 private void validateOutput(String[] expectStrings, byte[] output) 952 throws IOException { 953 ByteArrayInputStream bais = new ByteArrayInputStream(output); 954 BufferedReader br = new BufferedReader(new InputStreamReader(bais, 955 "ISO8859_1")); 956 for (String expectString : expectStrings) { 957 assertEquals(expectString, br.readLine()); 958 } 959 br.readLine(); 960 assertNull(br.readLine()); 961 br.close(); 962 } 963 964 public void testStore_scenario0() throws IOException { 965 ByteArrayOutputStream baos = new ByteArrayOutputStream(); 966 Properties props = new Properties(); 967 props.store(baos, comment1 + '\r' + comment2); 968 validateOutput(new String[] { "#comment1", "#comment2" }, 969 baos.toByteArray()); 970 baos.close(); 971 } 972 973 public void testStore_scenario1() throws IOException { 974 ByteArrayOutputStream baos = new ByteArrayOutputStream(); 975 Properties props = new Properties(); 976 props.store(baos, comment1 + '\n' + comment2); 977 validateOutput(new String[] { "#comment1", "#comment2" }, 978 baos.toByteArray()); 979 baos.close(); 980 } 981 982 public void testStore_scenario2() throws IOException { 983 ByteArrayOutputStream baos = new ByteArrayOutputStream(); 984 Properties props = new Properties(); 985 props.store(baos, comment1 + '\r' + '\n' + comment2); 986 validateOutput(new String[] { "#comment1", "#comment2" }, 987 baos.toByteArray()); 988 baos.close(); 989 } 990 991 public void testStore_scenario3() throws IOException { 992 ByteArrayOutputStream baos = new ByteArrayOutputStream(); 993 Properties props = new Properties(); 994 props.store(baos, comment1 + '\n' + '\r' + comment2); 995 validateOutput(new String[] { "#comment1", "#", "#comment2" }, 996 baos.toByteArray()); 997 baos.close(); 998 } 999 1000 public void testStore_scenario4() throws IOException { 1001 ByteArrayOutputStream baos = new ByteArrayOutputStream(); 1002 Properties props = new Properties(); 1003 props.store(baos, comment1 + '\r' + '#' + comment2); 1004 validateOutput(new String[] { "#comment1", "#comment2" }, 1005 baos.toByteArray()); 1006 baos.close(); 1007 } 1008 1009 public void testStore_scenario5() throws IOException { 1010 ByteArrayOutputStream baos = new ByteArrayOutputStream(); 1011 Properties props = new Properties(); 1012 props.store(baos, comment1 + '\r' + '!' + comment2); 1013 validateOutput(new String[] { "#comment1", "!comment2" }, 1014 baos.toByteArray()); 1015 baos.close(); 1016 } 1017 1018 public void testStore_scenario6() throws IOException { 1019 ByteArrayOutputStream baos = new ByteArrayOutputStream(); 1020 Properties props = new Properties(); 1021 props.store(baos, comment1 + '\n' + '#' + comment2); 1022 validateOutput(new String[] { "#comment1", "#comment2" }, 1023 baos.toByteArray()); 1024 baos.close(); 1025 } 1026 1027 public void testStore_scenario7() throws IOException { 1028 ByteArrayOutputStream baos = new ByteArrayOutputStream(); 1029 Properties props = new Properties(); 1030 props.store(baos, comment1 + '\n' + '!' + comment2); 1031 validateOutput(new String[] { "#comment1", "!comment2" }, 1032 baos.toByteArray()); 1033 baos.close(); 1034 } 1035 1036 public void testStore_scenario8() throws IOException { 1037 ByteArrayOutputStream baos = new ByteArrayOutputStream(); 1038 Properties props = new Properties(); 1039 props.store(baos, comment1 + '\r' + '\n' + '#' + comment2); 1040 validateOutput(new String[] { "#comment1", "#comment2" }, 1041 baos.toByteArray()); 1042 baos.close(); 1043 } 1044 1045 public void testStore_scenario9() throws IOException { 1046 ByteArrayOutputStream baos = new ByteArrayOutputStream(); 1047 Properties props = new Properties(); 1048 props.store(baos, comment1 + '\n' + '\r' + '#' + comment2); 1049 validateOutput(new String[] { "#comment1", "#", "#comment2" }, 1050 baos.toByteArray()); 1051 baos.close(); 1052 } 1053 1054 public void testStore_scenario10() throws IOException { 1055 ByteArrayOutputStream baos = new ByteArrayOutputStream(); 1056 Properties props = new Properties(); 1057 props.store(baos, comment1 + '\r' + '\n' + '!' + comment2); 1058 validateOutput(new String[] { "#comment1", "!comment2" }, 1059 baos.toByteArray()); 1060 baos.close(); 1061 } 1062 1063 public void testStore_scenario11() throws IOException { 1064 ByteArrayOutputStream baos = new ByteArrayOutputStream(); 1065 Properties props = new Properties(); 1066 props.store(baos, comment1 + '\n' + '\r' + '!' + comment2); 1067 validateOutput(new String[] { "#comment1", "#", "!comment2" }, 1068 baos.toByteArray()); 1069 baos.close(); 1070 } 1071 1072 public void testLoadReader() throws IOException { 1073 InputStream inputStream = new ByteArrayInputStream( 1074 "\u3000key=value".getBytes("UTF-8")); 1075 Properties props = new Properties(); 1076 props.load(inputStream); 1077 Enumeration<Object> keyEnum = props.keys(); 1078 assertFalse("\u3000key".equals(keyEnum.nextElement())); 1079 assertFalse(keyEnum.hasMoreElements()); 1080 inputStream.close(); 1081 1082 inputStream = new ByteArrayInputStream( 1083 "\u3000key=value".getBytes("UTF-8")); 1084 props = new Properties(); 1085 props.load(new InputStreamReader(inputStream, "UTF-8")); 1086 keyEnum = props.keys(); 1087 assertEquals("key", keyEnum.nextElement()); 1088 assertFalse(keyEnum.hasMoreElements()); 1089 inputStream.close(); 1090 } 1091 1092 /** 1093 * Checks the example given in the documentation of a single property split over 1094 * multiple lines separated by a backslash and newline character. 1095 */ 1096 public void testSingleProperty_multipleLinesJoinedByBackslash() throws Exception { 1097 String propertyString = "fruits apple, banana, pear, \\\n" 1098 + " cantaloupe, watermelon, \\\n" 1099 + " kiwi, mango"; 1100 checkSingleProperty("fruits", "apple, banana, pear, cantaloupe, watermelon, kiwi, mango", 1101 propertyString); 1102 } 1103 1104 /** 1105 * Checks that a trailing backslash at the end of the single line of input is ignored. 1106 * This is similar to a check in {@link #test_loadLjava_io_Reader()} that uses an 1107 * InputStream and {@link Properties#equals(Object)} . 1108 */ 1109 public void testSingleProperty_oneLineWithTrailingBackslash() throws Exception { 1110 checkSingleProperty("key", "value", "key=value\\"); 1111 } 1112 1113 /** 1114 * Checks that a trailing backslash at the end of the single line of input is ignored, 1115 * even when that line has a newline. 1116 */ 1117 public void testSingleProperty_oneLineWithTrailingBackslash_newline() throws Exception { 1118 checkSingleProperty("key", "value", "key=value\\\r"); 1119 checkSingleProperty("key", "value", "key=value\\\n"); 1120 checkSingleProperty("key", "value", "key=value\\\r\n"); 1121 } 1122 1123 private static void checkSingleProperty(String key, String value, String serialized) 1124 throws IOException { 1125 Properties properties = new Properties(); 1126 try (Reader reader = new CharArrayReader(serialized.toCharArray())) { 1127 properties.load(reader); 1128 assertEquals(Collections.singleton(key), properties.keySet()); 1129 assertEquals(value, properties.getProperty(key)); 1130 } 1131 } 1132 1133 /** 1134 * Sets up the fixture, for example, open a network connection. This method 1135 * is called before a test is executed. 1136 */ 1137 protected void setUp() { 1138 1139 tProps = new Properties(); 1140 tProps.put("test.prop", "this is a test property"); 1141 tProps.put("bogus.prop", "bogus"); 1142 } 1143 1144 /** 1145 * Tears down the fixture, for example, close a network connection. This 1146 * method is called after a test is executed. 1147 */ 1148 protected void tearDown() { 1149 } 1150 1151 /** 1152 * Tears down the fixture, for example, close a network connection. This 1153 * method is called after a test is executed. 1154 */ 1155 protected byte[] writeProperties() throws IOException { 1156 PrintStream ps = null; 1157 ByteArrayOutputStream bout = new ByteArrayOutputStream(); 1158 ps = new PrintStream(bout); 1159 ps.println("#commented.entry=Bogus"); 1160 ps.println("test.pkg=harmony.tests"); 1161 ps.println("test.proj=Automated Tests"); 1162 ps.close(); 1163 return bout.toByteArray(); 1164 } 1165 1166 protected byte[] writePropertiesXMLUTF_8() throws IOException { 1167 PrintStream ps = null; 1168 ByteArrayOutputStream bout = new ByteArrayOutputStream(); 1169 ps = new PrintStream(bout, true, "UTF-8"); 1170 ps.println("<?xml version=\"1.0\" encoding=\"UTF-8\"?>"); 1171 ps 1172 .println("<!DOCTYPE properties SYSTEM \"http://java.sun.com/dtd/properties.dtd\">"); 1173 ps.println("<properties>"); 1174 ps.println("<comment>comment</comment>"); 1175 ps.println("<entry key=\"key4\">value4</entry>"); 1176 ps.println("<entry key=\"key3\">value3</entry>"); 1177 ps.println("<entry key=\"key2\">value2</entry>"); 1178 ps.println("<entry key=\"key1\"><!-- xml comment -->value1</entry>"); 1179 ps.println("</properties>"); 1180 ps.close(); 1181 return bout.toByteArray(); 1182 } 1183 1184 protected byte[] writePropertiesXMLISO_8859_1() throws IOException { 1185 PrintStream ps = null; 1186 ByteArrayOutputStream bout = new ByteArrayOutputStream(); 1187 ps = new PrintStream(bout, true, "ISO-8859-1"); 1188 ps.println("<?xml version=\"1.0\" encoding=\"ISO-8859-1\"?>"); 1189 ps 1190 .println("<!DOCTYPE properties SYSTEM \"http://java.sun.com/dtd/properties.dtd\">"); 1191 ps.println("<properties>"); 1192 ps.println("<comment>comment</comment>"); 1193 ps.println("<entry key=\"key4\">value4</entry>"); 1194 ps.println("<entry key=\"key3\">value3</entry>"); 1195 ps.println("<entry key=\"key2\">value2</entry>"); 1196 ps.println("<entry key=\"key1\"><!-- xml comment -->value1</entry>"); 1197 ps.println("</properties>"); 1198 ps.close(); 1199 return bout.toByteArray(); 1200 } 1201 } 1202