| 1 | |
import java.util.Random; |
| 2 | |
|
| 3 | |
public class TestDriver { |
| 4 | |
public static void main (String [] arg) { |
| 5 | 1 | TestDriver td = new TestDriver (arg); |
| 6 | 1 | } |
| 7 | |
private final static boolean TRACE = true; |
| 8 | |
|
| 9 | |
private void trace (String s) { |
| 10 | |
if (TRACE) { |
| 11 | 866 | System.err.print ("Driver "+callsNumber+"-"+selection+": "+ s); |
| 12 | |
} |
| 13 | 866 | } |
| 14 | 657 | private void traceln (String s) { trace (s+"\n"); } |
| 15 | |
|
| 16 | 1 | private int callsNumber = 1000; |
| 17 | 1 | private Random random = new Random (0); |
| 18 | |
private Vector vector; |
| 19 | |
private int selection; |
| 20 | |
|
| 21 | |
class Vobject { |
| 22 | |
int x; |
| 23 | 371 | Vobject () { x = range (0,10); } |
| 24 | 1624 | public String toString () { return ""+x; } |
| 25 | |
public boolean equals (Object o) { |
| 26 | 7003 | return o != null && o instanceof Vobject && x == ((Vobject)o).x; |
| 27 | |
} |
| 28 | |
} |
| 29 | |
|
| 30 | 1 | TestDriver (String [] arg) { |
| 31 | |
|
| 32 | 1 | if (arg.length == 1) |
| 33 | 0 | try { callsNumber = Integer.parseInt (arg [0]); } |
| 34 | 0 | catch (NumberFormatException er) { |
| 35 | 0 | traceln ("Wrong number of calls " + arg [0]); |
| 36 | 0 | } |
| 37 | 1 | else if (arg.length > 1) { |
| 38 | 0 | traceln ("Wrong number of arguments " + arg.length); |
| 39 | |
} |
| 40 | |
|
| 41 | |
|
| 42 | 1 | int size = range (10, 20); |
| 43 | 1 | int increment = range (10, 20); |
| 44 | 1 | traceln("new Vector("+size+","+increment+")"); |
| 45 | 1 | vector = new Vector(size, increment); |
| 46 | |
|
| 47 | 1001 | while (callsNumber-- > 0) { |
| 48 | 1000 | selection = range (0, 24); |
| 49 | |
try { |
| 50 | 1000 | switch (selection) { |
| 51 | |
case 0: |
| 52 | |
|
| 53 | 31 | break; |
| 54 | |
case 1: { |
| 55 | |
|
| 56 | 40 | break; } |
| 57 | |
case 2: { |
| 58 | |
|
| 59 | 38 | traceln ("trimToSize()"); |
| 60 | 38 | vector.trimToSize(); |
| 61 | 38 | break; } |
| 62 | |
case 3: { |
| 63 | |
|
| 64 | 30 | break; } |
| 65 | |
case 4: { |
| 66 | |
|
| 67 | 39 | break; } |
| 68 | |
case 5: { |
| 69 | |
|
| 70 | 41 | traceln ("capacity() = "+vector.capacity()); |
| 71 | 41 | break; } |
| 72 | |
case 6: { |
| 73 | |
|
| 74 | 46 | traceln ("size() = "+vector.size()); |
| 75 | 46 | break; } |
| 76 | |
case 7: { |
| 77 | |
|
| 78 | 44 | traceln ("isEmpty() = "+vector.isEmpty()); |
| 79 | 44 | break; } |
| 80 | |
|
| 81 | |
case 8: { |
| 82 | 38 | break; } |
| 83 | |
case 9: { |
| 84 | |
|
| 85 | 39 | Vobject o = new Vobject (); |
| 86 | 39 | traceln ("contains("+o.toString()+") = "+vector.contains(o)); |
| 87 | 39 | break; } |
| 88 | |
case 10: { |
| 89 | |
|
| 90 | 43 | Vobject o = new Vobject (); |
| 91 | 43 | traceln ("indexOf("+o.toString()+") = "+vector.indexOf(o)); |
| 92 | 43 | break; } |
| 93 | |
case 11: { |
| 94 | |
|
| 95 | 49 | Vobject o = new Vobject (); |
| 96 | 49 | int x = range (0, 1000); |
| 97 | 49 | traceln ("indexOf("+o.toString()+","+x+") = "+vector.indexOf(o,x)); |
| 98 | 49 | break; } |
| 99 | |
case 12: { |
| 100 | |
|
| 101 | 45 | Vobject o = new Vobject (); |
| 102 | 45 | traceln ("lastIndexOf("+o.toString()+") = "+vector.lastIndexOf(o)); |
| 103 | 45 | break; } |
| 104 | |
case 13: { |
| 105 | |
|
| 106 | 45 | Vobject o = new Vobject (); |
| 107 | 45 | int x = range (0, 1000); |
| 108 | 45 | trace ("lastIndexOf("+o.toString()+","+x+") = "); |
| 109 | 45 | traceln (""+vector.lastIndexOf(o,x)); |
| 110 | 1 | break; } |
| 111 | |
case 14: { |
| 112 | |
|
| 113 | 41 | int x = range (0, 1000); |
| 114 | 41 | trace ("elementAt("+x+") = "); |
| 115 | 41 | traceln (""+vector.elementAt(x)); |
| 116 | 0 | break; } |
| 117 | |
case 15: { |
| 118 | |
|
| 119 | 36 | trace ("firstElement() = "); |
| 120 | 36 | traceln (""+vector.firstElement()); |
| 121 | 36 | break; } |
| 122 | |
case 16: { |
| 123 | |
|
| 124 | 45 | trace ("lastElement() = "); |
| 125 | 45 | traceln (""+vector.lastElement()); |
| 126 | 43 | break; } |
| 127 | |
case 17: { |
| 128 | |
|
| 129 | 39 | Vobject o = new Vobject (); |
| 130 | 39 | int x = range (0, 1000); |
| 131 | 39 | traceln ("setElementAt("+o.toString()+","+x+")"); |
| 132 | 39 | vector.setElementAt(o, x); |
| 133 | 0 | break; } |
| 134 | |
case 18: { |
| 135 | |
|
| 136 | 39 | int x = range (0, 1000); |
| 137 | 39 | traceln ("removeElementAt("+x+")"); |
| 138 | 39 | vector.removeElementAt(x); |
| 139 | 0 | break; } |
| 140 | |
case 19: { |
| 141 | |
|
| 142 | 39 | Vobject o = new Vobject (); |
| 143 | 39 | int x = range (0, 1000); |
| 144 | 39 | traceln ("insertElementAt("+o.toString()+","+x+")"); |
| 145 | 39 | vector.insertElementAt(o, x); |
| 146 | 0 | break; } |
| 147 | |
case 20: { |
| 148 | |
|
| 149 | 31 | Vobject o = new Vobject (); |
| 150 | 31 | traceln ("addElement("+o.toString()+")"); |
| 151 | 31 | vector.addElement(o); |
| 152 | 31 | break; } |
| 153 | |
case 21: { |
| 154 | |
|
| 155 | 41 | Vobject o = new Vobject (); |
| 156 | 41 | traceln ("removeElement("+o.toString()+")"); |
| 157 | 41 | vector.removeElement(o); |
| 158 | 41 | break; } |
| 159 | |
case 22: { |
| 160 | |
|
| 161 | 32 | break; } |
| 162 | |
case 23: { |
| 163 | |
|
| 164 | 47 | break; } |
| 165 | |
case 24: { |
| 166 | |
|
| 167 | 42 | trace ("toString() = "); |
| 168 | 42 | traceln (vector.toString()); |
| 169 | 42 | break; } |
| 170 | |
default: |
| 171 | 0 | traceln ("skipping "+selection); |
| 172 | |
} |
| 173 | 796 | } catch (Exception x) { System.err.println (" ***"+selection+"*** "+x); } |
| 174 | |
} |
| 175 | 1 | } |
| 176 | |
|
| 177 | |
int range (int min, int max) { |
| 178 | 1625 | return min+ Math.abs (random.nextInt()) % (max - min + 1); |
| 179 | |
} |
| 180 | |
|
| 181 | |
} |