summaryrefslogtreecommitdiff
path: root/lib/ntdb/test/api-firstkey-nextkey.c
blob: 5e83e6bf77d988cade2b6df69430eb2ab0baf19e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
#include "config.h"
#include "ntdb.h"
#include "tap-interface.h"
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <stdlib.h>
#include "logging.h"

#define NUM_RECORDS 1000

static bool store_records(struct ntdb_context *ntdb)
{
	int i;
	NTDB_DATA key = { (unsigned char *)&i, sizeof(i) };
	NTDB_DATA data = { (unsigned char *)&i, sizeof(i) };

	for (i = 0; i < NUM_RECORDS; i++)
		if (ntdb_store(ntdb, key, data, NTDB_REPLACE) != 0)
			return false;
	return true;
}

struct trav_data {
	unsigned int records[NUM_RECORDS];
	unsigned int calls;
};

static int trav(struct ntdb_context *ntdb, NTDB_DATA key, NTDB_DATA dbuf, void *p)
{
	struct trav_data *td = p;
	int val;

	memcpy(&val, dbuf.dptr, dbuf.dsize);
	td->records[td->calls++] = val;
	return 0;
}

/* Since ntdb_nextkey frees dptr, we need to clone it. */
static NTDB_DATA dup_key(NTDB_DATA key)
{
	void *p = malloc(key.dsize);
	memcpy(p, key.dptr, key.dsize);
	key.dptr = p;
	return key;
}

int main(int argc, char *argv[])
{
	unsigned int i, j;
	int num;
	struct trav_data td;
	NTDB_DATA k;
	struct ntdb_context *ntdb;
	union ntdb_attribute seed_attr;
	enum NTDB_ERROR ecode;
	int flags[] = { NTDB_INTERNAL, NTDB_DEFAULT, NTDB_NOMMAP,
			NTDB_INTERNAL|NTDB_CONVERT, NTDB_CONVERT,
			NTDB_NOMMAP|NTDB_CONVERT };

	seed_attr.base.attr = NTDB_ATTRIBUTE_SEED;
	seed_attr.base.next = &tap_log_attr;
	seed_attr.seed.seed = 6334326220117065685ULL;

	plan_tests(sizeof(flags) / sizeof(flags[0])
		   * (NUM_RECORDS*6 + (NUM_RECORDS-1)*3 + 22) + 1);
	for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
		ntdb = ntdb_open("api-firstkey-nextkey.ntdb",
				 flags[i]|MAYBE_NOSYNC,
				 O_RDWR|O_CREAT|O_TRUNC, 0600,
				 &seed_attr);
		ok1(ntdb);
		if (!ntdb)
			continue;

		ok1(ntdb_firstkey(ntdb, &k) == NTDB_ERR_NOEXIST);

		/* One entry... */
		k.dptr = (unsigned char *)&num;
		k.dsize = sizeof(num);
		num = 0;
		ok1(ntdb_store(ntdb, k, k, NTDB_INSERT) == 0);
		ok1(ntdb_firstkey(ntdb, &k) == NTDB_SUCCESS);
		ok1(k.dsize == sizeof(num));
		ok1(memcmp(k.dptr, &num, sizeof(num)) == 0);
		ok1(ntdb_nextkey(ntdb, &k) == NTDB_ERR_NOEXIST);

		/* Two entries. */
		k.dptr = (unsigned char *)&num;
		k.dsize = sizeof(num);
		num = 1;
		ok1(ntdb_store(ntdb, k, k, NTDB_INSERT) == 0);
		ok1(ntdb_firstkey(ntdb, &k) == NTDB_SUCCESS);
		ok1(k.dsize == sizeof(num));
		memcpy(&num, k.dptr, sizeof(num));
		ok1(num == 0 || num == 1);
		ok1(ntdb_nextkey(ntdb, &k) == NTDB_SUCCESS);
		ok1(k.dsize == sizeof(j));
		memcpy(&j, k.dptr, sizeof(j));
		ok1(j == 0 || j == 1);
		ok1(j != num);
		ok1(ntdb_nextkey(ntdb, &k) == NTDB_ERR_NOEXIST);

		/* Clean up. */
		k.dptr = (unsigned char *)&num;
		k.dsize = sizeof(num);
		num = 0;
		ok1(ntdb_delete(ntdb, k) == 0);
		num = 1;
		ok1(ntdb_delete(ntdb, k) == 0);

		/* Now lots of records. */
		ok1(store_records(ntdb));
		td.calls = 0;

		num = ntdb_traverse(ntdb, trav, &td);
		ok1(num == NUM_RECORDS);
		ok1(td.calls == NUM_RECORDS);

		/* Simple loop should match ntdb_traverse */
		for (j = 0, ecode = ntdb_firstkey(ntdb, &k); j < td.calls; j++) {
			int val;

			ok1(ecode == NTDB_SUCCESS);
			ok1(k.dsize == sizeof(val));
			memcpy(&val, k.dptr, k.dsize);
			ok1(td.records[j] == val);
			ecode = ntdb_nextkey(ntdb, &k);
		}

		/* But arbitrary orderings should work too. */
		for (j = td.calls-1; j > 0; j--) {
			k.dptr = (unsigned char *)&td.records[j-1];
			k.dsize = sizeof(td.records[j-1]);
			k = dup_key(k);
			ok1(ntdb_nextkey(ntdb, &k) == NTDB_SUCCESS);
			ok1(k.dsize == sizeof(td.records[j]));
			ok1(memcmp(k.dptr, &td.records[j], k.dsize) == 0);
			free(k.dptr);
		}

		/* Even delete should work. */
		for (j = 0, ecode = ntdb_firstkey(ntdb, &k);
		     ecode != NTDB_ERR_NOEXIST;
		     j++) {
			ok1(ecode == NTDB_SUCCESS);
			ok1(k.dsize == 4);
			ok1(ntdb_delete(ntdb, k) == 0);
			ecode = ntdb_nextkey(ntdb, &k);
		}

		diag("delete using first/nextkey gave %u of %u records",
		     j, NUM_RECORDS);
		ok1(j == NUM_RECORDS);
		ntdb_close(ntdb);
	}

	ok1(tap_log_messages == 0);
	return exit_status();
}