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comparison: test/memstream_tests.c

test/memstream_tests.c

changeset 56
76caac0da4a0
child 58
733f22fca61a
equal deleted inserted replaced
55:180bc6b18fec 56:76caac0da4a0
1 /*
2 *
3 */
4
5 #include "memstream_tests.h"
6
7 UCX_TEST_IMPLEMENT(test_ucx_memseektell) {
8 char *buffer = malloc(16);
9 memset(buffer, 32, 7);
10 buffer[7] = 0;
11
12 UcxMemstream *m = ucx_memopen(buffer, 16);
13 int r;
14
15 UCX_TEST_BEGIN
16
17 r = ucx_memseek(m, 5, SEEK_SET);
18 UCX_TEST_ASSERT(r == 0, "seek SET+5 failed");
19 UCX_TEST_ASSERT(ucx_memtell(m) == 5, "seek SET+5 set wrong position");
20
21 r = ucx_memseek(m, 20, SEEK_SET);
22 UCX_TEST_ASSERT(r != 0, "seek beyond bounds shall fail");
23 UCX_TEST_ASSERT(ucx_memtell(m) == 5,
24 "failed seek shall leave pos unchanged");
25
26 r = ucx_memseek(m, 5, SEEK_CUR);
27 UCX_TEST_ASSERT(r == 0, "seek CUR+5 failed");
28 UCX_TEST_ASSERT(ucx_memtell(m) == 10, "seek CUR+5 set wrong position");
29
30 r = ucx_memseek(m, 10, SEEK_CUR);
31 UCX_TEST_ASSERT(r != 0, "seek CUR beyond bounds shall fail");
32 UCX_TEST_ASSERT(ucx_memtell(m) == 10,
33 "failed seek shall leave pos unchanged");
34
35 r = ucx_memseek(m, -5, SEEK_END);
36 UCX_TEST_ASSERT(r == 0, "seek END-5 failed");
37 UCX_TEST_ASSERT(ucx_memtell(m) == 2, "seek END-5 set wrong position");
38
39 r = ucx_memseek(m, -10, SEEK_END);
40 UCX_TEST_ASSERT(r != 0, "seek END beyond bounds shall fail");
41 UCX_TEST_ASSERT(ucx_memtell(m) == 2,
42 "failed seek shall leave pos unchanged");
43
44 UCX_TEST_END
45
46 ucx_memclose(m);
47 free(buffer);
48 }
49
50 UCX_TEST_IMPLEMENT(test_ucx_memputc) {
51 char *buffer = malloc(16);
52 memset(buffer, 32, 16);
53
54 UcxMemstream *m = ucx_memopen(buffer, 16);
55 int r;
56
57 UCX_TEST_BEGIN
58
59 ucx_memputc(m, 48); ucx_memputc(m, 48); ucx_memputc(m, 48);
60 UCX_TEST_ASSERT(ucx_memtell(m) == 3, "pos wrong after first 3 puts");
61 ucx_memseek(m, 10, SEEK_CUR);
62 ucx_memputc(m, 48); ucx_memputc(m, 48); ucx_memputc(m, 48);
63 UCX_TEST_ASSERT(ucx_memtell(m) == 16, "pos wrong after last 3 puts");
64 UCX_TEST_ASSERT(ucx_memeof(m), "eof not set");
65 UCX_TEST_ASSERT(!ucx_memoverflow(m), "overflow shall not be set");
66 UCX_TEST_ASSERT(ucx_memputc(m, 48) == EOF, "put shall return EOF on memof");
67 UCX_TEST_ASSERT(memcmp(buffer, "000 000", 16) == 0,
68 "buffer contains incorrect content");
69
70 UCX_TEST_END
71
72 ucx_memclose(m);
73 free(buffer);
74 }
75
76 UCX_TEST_IMPLEMENT(test_ucx_memgetc) {
77 char *buffer = malloc(16);
78 memset(buffer, 32, 8);
79 for (int i = 8; i < 16 ; i++) {
80 buffer[i] = 40+i;
81 }
82
83 UcxMemstream *m = ucx_memopen(buffer, 16);
84 int r;
85
86 UCX_TEST_BEGIN
87
88 char rb[16];
89 for (int i = 0 ; i < 16 ; i++) {
90 UCX_TEST_ASSERT(ucx_memtell(m) == i, "pos wrong during read loop");
91 UCX_TEST_ASSERT(!ucx_memeof(m),
92 "EOF shall not be set during read loop");
93 rb[i] = ucx_memgetc(m);
94 }
95 UCX_TEST_ASSERT(ucx_memtell(m) == 16, "pos wrong after read loop");
96 UCX_TEST_ASSERT(ucx_memeof(m), "EOF not set");
97 UCX_TEST_ASSERT(memcmp(rb, " 01234567", 16) == 0,
98 "read data incorrect");
99
100 UCX_TEST_END
101
102 ucx_memclose(m);
103 free(buffer);
104 }
105
106 UCX_TEST_IMPLEMENT(test_ucx_memwrite) {
107 char *buffer = malloc(16);
108 memset(buffer, 32, 8);
109 for (int i = 8; i < 16 ; i++) {
110 buffer[i] = 40+i;
111 }
112
113 UcxMemstream *m = ucx_memopen(buffer, 16);
114 int r;
115
116 UCX_TEST_BEGIN
117
118 char* teststring = "this is way too much";
119 r = ucx_memwrite(teststring, 1, 20, m);
120 UCX_TEST_ASSERT(r == 16, "string not correctly trimed");
121 UCX_TEST_ASSERT(memcmp(buffer, teststring, 16) == 0,
122 "buffer data incorrect");
123 UCX_TEST_ASSERT(ucx_memeof(m), "eof shall be set");
124 UCX_TEST_ASSERT(!ucx_memoverflow(m), "no overflow shall be caused");
125
126 ucx_memseek(m, 8, SEEK_SET);
127 r = ucx_memwrite("not", 1, 3, m);
128 UCX_TEST_ASSERT(r == 3, "three bytes should be replace");
129 UCX_TEST_ASSERT(memcmp(buffer, "this is not too much", 16) == 0,
130 "modified buffer is incorrect");
131
132 char* threebytestring = " t h r e e ";
133 memset(buffer, 49, 16);
134 ucx_memseek(m, 0, SEEK_SET);
135 r = ucx_memwrite(threebytestring, 3, 6, m);
136 UCX_TEST_ASSERT(r == 15, "three byte string not correctly trimed");
137 UCX_TEST_ASSERT(ucx_memtell(m) == 15,
138 "position after write of three byte string incorrect");
139 UCX_TEST_ASSERT(!ucx_memeof(m), "eof shall not be set");
140 UCX_TEST_ASSERT(memcmp(buffer, " t h r e e1", 16) == 0,
141 "bufer is incorrect after three byte string has been written");
142
143 UCX_TEST_END
144
145 ucx_memclose(m);
146 free(buffer);
147 }
148
149 UCX_TEST_IMPLEMENT(test_ucx_memread) {
150 char *buffer = malloc(16);
151 memset(buffer, 56, 8);
152 for (int i = 8; i < 16 ; i++) {
153 buffer[i] = 40+i;
154 }
155
156 UcxMemstream *m = ucx_memopen(buffer, 16);
157 int r;
158
159 UCX_TEST_BEGIN
160
161 char rb[16];
162 memset(rb, 32, 16);
163
164 ucx_memseek(m, 8, SEEK_SET);
165 r = ucx_memread(rb, 1, 16, m);
166 UCX_TEST_ASSERT(r == 8, "read did not stop at buffer end");
167 UCX_TEST_ASSERT(memcmp(rb, "01234567 ", 16) == 0,
168 "buffer incorrect after first read");
169 UCX_TEST_ASSERT(ucx_memeof(m), "eof shall be set");
170
171 ucx_memseek(m, 0, SEEK_SET);
172 r = ucx_memread(rb+8, 1, 8, m);
173 UCX_TEST_ASSERT(r == 8, "read did not read the specified amount of bytes");
174 UCX_TEST_ASSERT(memcmp(rb, "0123456788888888", 16) == 0,
175 "buffer incorrect after second read");
176
177 ucx_memseek(m, 0, SEEK_SET);
178 r = ucx_memread(rb, 3, 6, m);
179 UCX_TEST_ASSERT(r == 15,
180 "three byte read did not read the desired amount of bytes");
181 UCX_TEST_ASSERT(memcmp(rb, "8888888801234568", 16) == 0,
182 "buffer incorrect after three byte read");
183
184 UCX_TEST_END
185
186 ucx_memclose(m);
187 free(buffer);
188 }
189
190 UCX_TEST_IMPLEMENT(test_ucx_memprintf) {
191 char *buffer = malloc(32);
192 UcxMemstream *m = ucx_memopen(buffer, 16);
193
194 UCX_TEST_BEGIN
195 int r = ucx_memprintf(m, "number: %d char: %c", 15, '6');
196 UCX_TEST_ASSERT(r == 18, "incorrect number of bytes written");
197 UCX_TEST_ASSERT(ucx_memoverflow(m), "overflow shall be detected");
198 UCX_TEST_ASSERT(memcmp(buffer, "number: 15 char:", 16) == 0,
199 "incorrect buffer content");
200
201 ucx_memseek(m, 0, SEEK_SET);
202 ucx_memprintf(m, "a: %d - b: %d", 1, 2);
203 UCX_TEST_ASSERT(!ucx_memoverflow(m), "no overflow shall be deteceted");
204 UCX_TEST_ASSERT(memcmp(buffer, "a: 1 - b: 2char:", 16),
205 "incorrect modified buffer content");
206 UCX_TEST_ASSERT(ucx_memtell(m) == 11, "incorrect position");
207
208 UCX_TEST_END
209
210 ucx_memclose(m);
211 free(buffer);
212 }
213
214 UCX_TEST_IMPLEMENT(test_ucx_memscanf) {
215 char *buffer = "string 3.5 1 stuff";
216 UcxMemstream *m = ucx_memopen(buffer, 16);
217
218 char s[6];
219 float f;
220 int d;
221 UCX_TEST_BEGIN
222 int r = ucx_memscanf(m, "%s %f %d", s, &f, &d);
223 UCX_TEST_ASSERT(r == 3, "3 arguments shall be read");
224 UCX_TEST_ASSERT(strncmp(s, "string", 6) == 0, "incorrect string");
225 UCX_TEST_ASSERT(f == 3.5, "incorrect float");
226 UCX_TEST_ASSERT(d == 1, "incorrect integer");
227 UCX_TEST_ASSERT(ucx_memtell(m) == 12, "incorrect position");
228 UCX_TEST_END
229
230 ucx_memclose(m);
231 }

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