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1 | /* -*-c-*- |
2 | * | |
3 | * Main test machinery | |
4 | * | |
5 | * (c) 2023 Mark Wooding | |
6 | */ | |
7 | ||
8 | /*----- Licensing notice --------------------------------------------------* | |
9 | * | |
10 | * This file is part of the `Finally' package. | |
11 | * | |
12 | * Finally is free software: you can redistribute it and/or modify it | |
13 | * under the terms of the GNU Library General Public License as published | |
14 | * by the Free Software Foundation; either version 2 of the License, or | |
15 | * (at your option) any later version. | |
16 | * | |
17 | * Finally is distributed in the hope that it will be useful, but WITHOUT | |
18 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
19 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public | |
20 | * License for more details. | |
21 | * | |
22 | * You should have received a copy of the GNU Library General Public | |
23 | * License along with Finally. If not, write to the Free Software | |
24 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, | |
25 | * USA. | |
26 | */ | |
27 | ||
28 | /*----- Header files ------------------------------------------------------*/ | |
29 | ||
30 | #include <stdio.h> | |
31 | #include <stdlib.h> | |
32 | #include <string.h> | |
33 | ||
34 | #include "finally-test.h" | |
35 | ||
36 | /*----- Global variables --------------------------------------------------*/ | |
37 | ||
38 | const int secretly_true = 1; | |
39 | ||
40 | /*----- Static variables --------------------------------------------------*/ | |
41 | ||
42 | static const char *curr; | |
43 | static unsigned nrun = 0, nskip = 0, nlose = 0; | |
44 | static unsigned flags = 0; | |
45 | enum { HUMAN, TAP }; static unsigned outform = HUMAN; | |
46 | #define f_failthis 1u | |
47 | ||
48 | static int step; | |
49 | ||
50 | /*----- Main code ---------------------------------------------------------*/ | |
51 | ||
52 | void init_test(void) | |
53 | { | |
54 | const char *p; | |
55 | ||
56 | p = getenv("TEST_OUTFORM"); | |
57 | if (!p || strcmp(p, "human") == 0) outform = HUMAN; | |
58 | else if (strcmp(p, "tap") == 0) outform = TAP; | |
59 | else { fprintf(stderr, "unknown output format `%s'\n", p); exit(2); } | |
60 | } | |
61 | ||
62 | void begin_test(const char *name) | |
63 | { step = 0; flags &= ~f_failthis; curr = name; } | |
64 | ||
65 | void check_step(int s, const char *where) | |
66 | { | |
67 | FILE *fp; | |
68 | ||
69 | if (step != s) { | |
70 | switch (outform) { | |
71 | case HUMAN: fp = stderr; break; | |
72 | case TAP: fp = stdout; fputs("# ", stdout); break; | |
73 | default: abort(); | |
74 | } | |
75 | fprintf(fp, "%s (%s): misstep: expected %d but found %d\n", | |
76 | where, curr, step, s); | |
77 | flags |= f_failthis; | |
78 | } | |
79 | step++; | |
80 | } | |
81 | ||
82 | void end_test(void) | |
83 | { | |
84 | nrun++; if (flags&f_failthis) nlose++; | |
85 | ||
86 | switch (outform) { | |
87 | case HUMAN: | |
88 | printf("%s: %s\n", curr, flags&f_failthis ? "FAILED" : "ok"); | |
89 | break; | |
90 | case TAP: | |
91 | printf("%s %u %s\n", flags&f_failthis ? "not ok" : "ok", nrun, curr); | |
92 | break; | |
93 | default: | |
94 | abort(); | |
95 | } | |
96 | } | |
97 | ||
98 | void skip_test(const char *name, const char *excuse) | |
99 | { | |
100 | nrun++; nskip++; | |
101 | ||
102 | switch (outform) { | |
103 | case HUMAN: printf("%s: (skipped: %s)\n", name, excuse); break; | |
104 | case TAP: printf("ok %u %s # skip (%s)\n", nrun, name, excuse); break; | |
105 | default: abort(); | |
106 | } | |
107 | } | |
108 | ||
109 | int test_report(void) | |
110 | { | |
111 | #define TESTS(n) ((n) == 1 ? "test" : "tests") | |
112 | ||
113 | switch (outform) { | |
114 | case HUMAN: | |
115 | if (nlose) | |
116 | printf("FAILED %u out of %u %s", nlose, nrun, TESTS(nrun)); | |
117 | else if (nskip) | |
118 | printf("passed %u out of %u %s", | |
119 | nrun - nlose - nskip, nrun, TESTS(nrun)); | |
120 | else | |
121 | printf("passed all %u %s", nrun, TESTS(nrun)); | |
122 | if (nskip) printf(" (skipped %u %s)", nskip, TESTS(nskip)); | |
123 | putchar('\n'); | |
124 | return (nlose ? 2 : 0); | |
125 | case TAP: | |
126 | printf("1..%u\n", nrun); | |
127 | return (0); | |
128 | default: | |
129 | abort(); | |
130 | } | |
131 | ||
132 | #undef TESTS | |
133 | } | |
134 | ||
135 | /*----- That's all, folks -------------------------------------------------*/ |