CS61B_project_gold

题目描述

 1 import static org.junit.Assert.*;
 2 import org.junit.Test;
 3 
 4 public class TestArrayDequeGold {
 5     @Test
 6     public void testStudentArrayDeque() {
 7         StudentArrayDeque<Integer> testArray = new StudentArrayDeque<>();
 8         ArrayDequeSolution<Integer> stdArray = new ArrayDequeSolution<>();
 9         String log = "";
10         for (int i = 0; i < 1000; i++) {
11             if (stdArray.size() == 0) {
12                 int addNumber = StdRandom.uniform(1000);
13                 int headOrBack = StdRandom.uniform(2);
14                 if (headOrBack == 0) {
15                     log = log + "addFirst(" + addNumber + ")\n";
16                     testArray.addFirst(addNumber);
17                     stdArray.addFirst(addNumber);
18                 } else {
19                     log = log + "addLast(" + addNumber + ")\n";
20                     testArray.addLast(addNumber);
21                     stdArray.addLast(addNumber);
22                 }
23             } else {
24                 int x = StdRandom.uniform(4);
25                 int addNumber = StdRandom.uniform(1000);
26                 Integer testremoveNumber = 1;
27                 Integer stdremoveNumber = 1;
28                 switch (x) {
29                     case 0:
30                         log = log + "addFirst(" + addNumber + ")\n";
31                         testArray.addFirst(addNumber);
32                         stdArray.addFirst(addNumber);
33                         break;
34                     case 1:
35                         log = log + "addLast(" + addNumber + ")\n";
36                         testArray.addLast(addNumber);
37                         stdArray.addLast(addNumber);
38                         break;
39                     case 2:
40                         log = log + "removeFirst()\n";
41                         testremoveNumber = testArray.removeFirst();
42                         stdremoveNumber = stdArray.removeFirst();
43                         break;
44                     case 3:
45                         log = log + "removeLast()\n";
46                         testremoveNumber = testArray.removeLast();
47                         stdremoveNumber = stdArray.removeLast();
48                         break;
49                     default:
50                 }
51                 assertEquals(log, stdremoveNumber, testremoveNumber);
52             }
53         }
54 
55     }
56 }