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Function main

test/charwidth.c:17–91  ·  view source on GitHub ↗

Source from the content-addressed store, hash-verified

15}
16
17int main(int argc, char **argv)
18{
19 int c, error = 0, updates = 0;
20
21 (void) argc; /* unused */
22 (void) argv; /* unused */
23
24 /* some simple sanity tests of the character widths */
25 for (c = 0; c <= 0x110000; ++c) {
26 int cat = utf8proc_get_property(c)->category;
27 int w = utf8proc_charwidth(c);
28 int ambiguous = utf8proc_charwidth_ambiguous(c);
29 if ((cat == UTF8PROC_CATEGORY_MN || cat == UTF8PROC_CATEGORY_ME) && w > 0) {
30 fprintf(stderr, "nonzero width %d for combining char %x\n", w, c);
31 error += 1;
32 }
33 if (w == 0 &&
34 ((cat >= UTF8PROC_CATEGORY_LU && cat <= UTF8PROC_CATEGORY_LO) ||
35 (cat >= UTF8PROC_CATEGORY_ND && cat <= UTF8PROC_CATEGORY_SC) ||
36 (cat >= UTF8PROC_CATEGORY_SO && cat <= UTF8PROC_CATEGORY_ZS))) {
37 fprintf(stderr, "zero width for symbol-like char %x\n", c);
38 error += 1;
39 }
40 if (c <= 127 && ((!isprint(c) && w > 0) || (isprint(c) && wcwidth(c) != w))) {
41 fprintf(stderr, "wcwidth %d mismatch %d for %s ASCII %x\n",
42 wcwidth(c), w,
43 isprint(c) ? "printable" : "non-printable", c);
44 error += 1;
45 }
46 if (c <= 127 && utf8proc_charwidth_ambiguous(c)) {
47 fprintf(stderr, "ambiwith set for ASCII %x\n", c);
48 error += 1;
49 }
50 if (!my_isprint(c) && w > 0) {
51 fprintf(stderr, "non-printing %x had width %d\n", c, w);
52 error += 1;
53 }
54 if (my_unassigned(c) && w != 1) {
55 fprintf(stderr, "unexpected width %d for unassigned char %x\n", w, c);
56 error += 1;
57 }
58 if (ambiguous && w >= 2) {
59 fprintf(stderr, "char %x is both doublewidth and ambiguous\n", c);
60 error += 1;
61 }
62 }
63 check(!error, "utf8proc_charwidth FAILED %d tests.", error);
64
65 check(utf8proc_charwidth(0x00ad) == 1, "incorrect width for U+00AD (soft hyphen)");
66 check(utf8proc_charwidth_ambiguous(0x00ad) , "incorrect ambiguous width for U+00AD (soft hyphen)");
67 check(utf8proc_charwidth(0xe000) == 1, "incorrect width for U+e000 (PUA)");
68 check(utf8proc_charwidth_ambiguous(0xe000), "incorrect ambiguous width for U+e000 (PUA)");
69
70 check(utf8proc_charwidth_ambiguous(0x00A1), "incorrect ambiguous width for U+00A1 (inverted exclamation mark)");
71 check(!utf8proc_charwidth_ambiguous(0x00A2), "incorrect ambiguous width for U+00A2 (cent sign)");
72
73 /* print some other information by compariing with system wcwidth */
74 printf("Mismatches with system wcwidth (not necessarily errors):\n");

Callers

nothing calls this directly

Calls 6

utf8proc_get_propertyFunction · 0.85
utf8proc_charwidthFunction · 0.85
my_isprintFunction · 0.85
my_unassignedFunction · 0.85
checkFunction · 0.85

Tested by

no test coverage detected