xref: /OK3568_Linux_fs/external/xserver/test/hashtabletest.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1 #ifdef HAVE_DIX_CONFIG_H
2 #include <dix-config.h>
3 #endif
4 
5 #include <misc.h>
6 #include <stdlib.h>
7 #include <stdio.h>
8 #include "hashtable.h"
9 #include "resource.h"
10 
11 #include "tests-common.h"
12 
13 static void
print_xid(void * ptr,void * v)14 print_xid(void* ptr, void* v)
15 {
16     XID *x = v;
17     printf("%ld", (long)(*x));
18 }
19 
20 static void
print_int(void * ptr,void * v)21 print_int(void* ptr, void* v)
22 {
23     int *x = v;
24     printf("%d", *x);
25 }
26 
27 static int
test1(void)28 test1(void)
29 {
30     HashTable h;
31     int c;
32     int ok = 1;
33     const int numKeys = 420;
34 
35     printf("test1\n");
36     h = ht_create(sizeof(XID), sizeof(int), ht_resourceid_hash, ht_resourceid_compare, NULL);
37 
38     for (c = 0; c < numKeys; ++c) {
39       int *dest;
40       XID id = c;
41       dest = ht_add(h, &id);
42       if (dest) {
43         *dest = 2 * c;
44       }
45     }
46 
47     printf("Distribution after insertion\n");
48     ht_dump_distribution(h);
49     ht_dump_contents(h, print_xid, print_int, NULL);
50 
51     for (c = 0; c < numKeys; ++c) {
52       XID id = c;
53       int* v = ht_find(h, &id);
54       if (v) {
55         if (*v == 2 * c) {
56           // ok
57         } else {
58           printf("Key %d doesn't have expected value %d but has %d instead\n",
59                  c, 2 * c, *v);
60           ok = 0;
61         }
62       } else {
63         ok = 0;
64         printf("Cannot find key %d\n", c);
65       }
66     }
67 
68     if (ok) {
69       printf("%d keys inserted and found\n", c);
70 
71       for (c = 0; c < numKeys; ++c) {
72         XID id = c;
73         ht_remove(h, &id);
74       }
75 
76       printf("Distribution after deletion\n");
77       ht_dump_distribution(h);
78     }
79 
80     ht_destroy(h);
81 
82     return ok;
83 }
84 
85 static int
test2(void)86 test2(void)
87 {
88     HashTable h;
89     int c;
90     int ok = 1;
91     const int numKeys = 420;
92 
93     printf("test2\n");
94     h = ht_create(sizeof(XID), 0, ht_resourceid_hash, ht_resourceid_compare, NULL);
95 
96     for (c = 0; c < numKeys; ++c) {
97       XID id = c;
98       ht_add(h, &id);
99     }
100 
101     for (c = 0; c < numKeys; ++c) {
102       XID id = c;
103       if (!ht_find(h, &id)) {
104         ok = 0;
105         printf("Cannot find key %d\n", c);
106       }
107     }
108 
109     {
110         XID id = c + 1;
111         if (ht_find(h, &id)) {
112             ok = 0;
113             printf("Could find a key that shouldn't be there\n");
114         }
115     }
116 
117     ht_destroy(h);
118 
119     if (ok) {
120         printf("Test with empty keys OK\n");
121     } else {
122         printf("Test with empty keys FAILED\n");
123     }
124 
125     return ok;
126 }
127 
128 static int
test3(void)129 test3(void)
130 {
131     int ok = 1;
132     HtGenericHashSetupRec hashSetup = {
133         .keySize = 4
134     };
135     HashTable h;
136     printf("test3\n");
137     h = ht_create(4, 0, ht_generic_hash, ht_generic_compare, &hashSetup);
138 
139     if (!ht_add(h, "helo") ||
140         !ht_add(h, "wrld")) {
141         printf("Could not insert keys\n");
142     }
143 
144     if (!ht_find(h, "helo") ||
145         !ht_find(h, "wrld")) {
146         ok = 0;
147         printf("Could not find inserted keys\n");
148     }
149 
150     printf("Hash distribution with two strings\n");
151     ht_dump_distribution(h);
152 
153     ht_destroy(h);
154 
155     return ok;
156 }
157 
158 int
hashtabletest_test(void)159 hashtabletest_test(void)
160 {
161     int ok = test1();
162     ok = ok && test2();
163     ok = ok && test3();
164 
165     return ok ? 0 : 1;
166 }
167