1 /* See LICENSE file for copyright and license details. */
2 #include <stdbool.h>
3 #include <stddef.h>
4 #include <stdint.h>
5 #include <stdio.h>
6 #include <string.h>
7 
8 #include "../grapheme.h"
9 #include "../gen/types.h"
10 #include "util.h"
11 
12 int
13 run_break_tests(size_t (*next_break)(const uint_least32_t *, size_t),
14                 const struct break_test *test, size_t testlen, const char *argv0)
15 {
16 	size_t i, j, off, res, failed;
17 
18 	/* character break test */
19 	for (i = 0, failed = 0; i < testlen; i++) {
20 		for (j = 0, off = 0; off < test[i].cplen; off += res) {
21 			res = next_break(test[i].cp + off, test[i].cplen - off);
22 
23 			/* check if our resulting offset matches */
24 			if (j == test[i].lenlen ||
25 			    res != test[i].len[j++]) {
26 				fprintf(stderr, "%s: Failed conformance test %zu \"%s\".\n",
27 				        argv0, i, test[i].descr);
28 				fprintf(stderr, "J=%zu: EXPECTED len %zu, got %zu\n", j-1, test[i].len[j-1], res);
29 				failed++;
30 				break;
31 			}
32 		}
33 	}
34 	printf("%s: %zu/%zu conformance tests passed.\n", argv0,
35 	       testlen - failed, testlen);
36 
37 	return (failed > 0) ? 1 : 0;
38 }
39 
40 int
41 run_unit_tests(int (*unit_test_callback)(const void *, size_t, const char *,
42                const char *), const void *test, size_t testlen, const char *name,
43                const char *argv0)
44 {
45 	size_t i, failed;
46 
47 	for (i = 0, failed = 0; i < testlen; i++) {
48 		failed += (unit_test_callback(test, i, name, argv0) == 0) ? 0 : 1;
49 	}
50 
51 	printf("%s: %s: %zu/%zu unit tests passed.\n", argv0, name,
52 	       testlen - failed, testlen);
53 
54 	return (failed > 0) ? 1 : 0;
55 }
56 
57 int
58 unit_test_callback_next_break(const struct unit_test_next_break *t, size_t off,
59                                    size_t (*next_break)(const uint_least32_t *, size_t),
60                                    const char *name, const char *argv0)
61 {
62 	const struct unit_test_next_break *test = t + off;
63 
64 	size_t ret = next_break(test->input.src, test->input.srclen);
65 
66 	if (ret != test->output.ret) {
67 		goto err;
68 	}
69 
70 	return 0;
71 err:
72 	fprintf(stderr, "%s: %s: Failed unit test %zu \"%s\" "
73 	        "(returned %zu instead of %zu).\n", argv0,
74 	        name, off, test->description, ret, test->output.ret);
75 	return 1;
76 }
77 
78 int
79 unit_test_callback_next_break_utf8(const struct unit_test_next_break_utf8 *t,
80                                    size_t off,
81                                    size_t (*next_break_utf8)(const char *, size_t),
82                                    const char *name, const char *argv0)
83 {
84 	const struct unit_test_next_break_utf8 *test = t + off;
85 
86 	size_t ret = next_break_utf8(test->input.src, test->input.srclen);
87 
88 	if (ret != test->output.ret) {
89 		goto err;
90 	}
91 
92 	return 0;
93 err:
94 	fprintf(stderr, "%s: %s: Failed unit test %zu \"%s\" "
95 	        "(returned %zu instead of %zu).\n", argv0,
96 	        name, off, test->description, ret, test->output.ret);
97 	return 1;
98 }