public void testEquals(){
  int version=1;
  int rounds=5;
  int wordSize=16;
  byte[] iv={1,2,3,4,5,6};
  RC5ParameterSpec ps1=new RC5ParameterSpec(version,rounds,wordSize,iv);
  RC5ParameterSpec ps2=new RC5ParameterSpec(version,rounds,wordSize,iv);
  RC5ParameterSpec ps3=new RC5ParameterSpec(version,rounds,wordSize,new byte[]{1,2,3,4});
  assertTrue("The equivalence relation should be reflexive.",ps1.equals(ps1));
  assertTrue("Objects built on the same parameters should be equal.",ps1.equals(ps2));
  assertTrue("The equivalence relation should be symmetric.",ps2.equals(ps1));
  assertTrue("Objects built on the equal parameters should be equal.",ps2.equals(ps3));
  assertTrue("The equivalence relation should be transitive.",ps1.equals(ps3));
  assertFalse("Should return not be equal to null object.",ps1.equals(null));
  ps2=new RC5ParameterSpec(version + 1,rounds,wordSize,iv);
  assertFalse("Objects should not be equal.",ps1.equals(ps2));
  ps2=new RC5ParameterSpec(version,rounds + 1,wordSize,iv);
  assertFalse("Objects should not be equal.",ps1.equals(ps2));
  ps2=new RC5ParameterSpec(version,rounds,wordSize / 2,iv);
  assertFalse("Objects should not be equal.",ps1.equals(ps2));
  ps2=new RC5ParameterSpec(version,rounds,wordSize,new byte[]{4,3,2,1});
  assertFalse("Objects should not be equal.",ps1.equals(ps2));
}

public void testEquals ( ) { int version = 1 ; int rounds = 5 ; int wordSize = 16 ; byte [ ] iv = { 1 , 2 , 3 , 4 , 5 , 6 } ; RC5ParameterSpec ps1 = new RC5ParameterSpec ( version , rounds , wordSize , iv ) ; RC5ParameterSpec ps2 = new RC5ParameterSpec ( version , rounds , wordSize , iv ) ; RC5ParameterSpec ps3 = new RC5ParameterSpec ( version , rounds , wordSize , new byte [ ] { 1 , 2 , 3 , 4 } ) ; assertTrue ( "The equivalence relation should be reflexive." , ps1 . equals ( ps1 ) ) ; assertTrue ( "Objects built on the same parameters should be equal." , ps1 . equals ( ps2 ) ) ; assertTrue ( "The equivalence relation should be symmetric." , ps2 . equals ( ps1 ) ) ; assertTrue ( "Objects built on the equal parameters should be equal." , ps2 . equals ( ps3 ) ) ; assertTrue ( "The equivalence relation should be transitive." , ps1 . equals ( ps3 ) ) ; assertFalse ( "Should return not be equal to null object." , ps1 . equals ( null ) ) ; ps2 = new RC5ParameterSpec ( version + 1 , rounds , wordSize , iv ) ; assertFalse ( "Objects should not be equal." , ps1 . equals ( ps2 ) ) ; ps2 = new RC5ParameterSpec ( version , rounds + 1 , wordSize , iv ) ; assertFalse ( "Objects should not be equal." , ps1 . equals ( ps2 ) ) ; ps2 = new RC5ParameterSpec ( version , rounds , wordSize / 2 , iv ) ; assertFalse ( "Objects should not be equal." , ps1 . equals ( ps2 ) ) ; ps2 = new RC5ParameterSpec ( version , rounds , wordSize , new byte [ ] { 4 , 3 , 2 , 1 } ) ; assertFalse ( "Objects should not be equal." , ps1 . equals ( ps2 ) ) ; }
equals ( object obj ) method testing . tests the correctness of equal operation : it should be reflexive , symmetric , transitive , consistent and should be false on null object .
