scc

commit 5bc57804faae91164edcd9f3aec054da4825b423
parent 1136d831017b0b7052b45899d08093d8f4034ce8
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Tue, 11 Mar 2025 14:28:07 +0100

tests/libc: Add 0039-mbrtowc

Diffstat:
M
tests/libc/execute/.gitignore
 | 
1
+
A
tests/libc/execute/0039-mbrtowc.c
 | 
126
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
M
tests/libc/execute/libc-tests.lst
 | 
1
+

3 files changed, 128 insertions(+), 0 deletions(-)
diff --git a/tests/libc/execute/.gitignore b/tests/libc/execute/.gitignore
@@ -36,4 +36,5 @@
 0036-localeconv
 0037-malloc
 0038-mbsinit
+0039-mbrtowc
 test.log
diff --git a/tests/libc/execute/0039-mbrtowc.c b/tests/libc/execute/0039-mbrtowc.c
@@ -0,0 +1,126 @@
+#include <assert.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <wchar.h>
+
+/*
+output:
+testing
+testing mbrtowc1
+testing mbrtowc2
+testing mbtowc
+done
+end:
+*/
+
+#define NELEM(x) (sizeof(x)/sizeof(x[0]))
+
+static wchar_t wc;
+static struct mbtest {
+	char *s;
+	int l;
+	int r;
+	int mbstate;
+	int syserr;
+	wchar_t *pwc;
+	wchar_t wc;
+} tests[] = {
+	{"\0",                             2,  0, 1, 0,      &wc,  0},
+	{"\x21",                           2,  1, 1, 0,      &wc,  0x21},
+	{"\xc2\xa1",                       3,  2, 1, 0,      &wc,  0x00A1},
+	{"\xc2\xa1",                       2,  2, 1, 0,      &wc,  0x00A1},
+	{"\xe2\x80\x94",                   4,  3, 1, 0,      &wc,  0x2014},
+	{"\xf0\x9f\x92\xa9",               5,  4, 1, 0,      &wc,  0x01F4A9},
+	{"\xf0\x9f\x92\xa9",               5,  4, 1, 0,      NULL, -1},
+	{"\xf0\x9f\x92\xa9",              -1,  4, 1, 0,      &wc,  0x01F4A9},
+
+	{NULL,                             4,  0, 1, 0,      NULL, -1},
+	{"\xed\x9f\xbf",                   4,  3, 1, 0,      &wc,  0xd7ff},
+	{"\xed\xa0\x80",                   4, -1, 1, EILSEQ, &wc,  -1},
+	{"\xed\xb3\xbf",                   4, -1, 1, EILSEQ, &wc,  -1},
+	{"\xed\xb4\x80",                   4,  3, 1, 0,      &wc,  0xdd00},
+
+	{"\xf0\x9f\x92\xa9",               3, -2, 0, 0,      &wc, -1},
+	{"\xa9",                           2,  1, 1, 0,      &wc, 0x01F4A9},
+	{"\xf0\x9f\x92\xa9",               3, -2, 0, 0,      &wc, -1},
+	{NULL,                             4, -1, 1, EILSEQ, &wc, -1},
+	{"\xa9",                           2, -1, 1, EILSEQ, &wc, -1},
+	{"\xf0\x9f\x92\xa9",               3, -2, 0, 0,      &wc, -1},
+	{NULL,                             4, -1, 1, EILSEQ, &wc, -1},
+	{"\x21",                           2,  1, 1, 0,      &wc,  0x21},
+	{"\xf0\x9f\x92\xa9",               2, -2, 0, 0,      &wc, -1},
+	{"\xf0\x9f\x92\xa9",               0, -2, 0, 0,      &wc, -1},
+	{"\x92\xa9",                       2,  2, 1, 0,      &wc, 0x01F4A9},
+
+	{"\x80",                           2, -1, 1, EILSEQ, &wc, -1},
+	{"\xc0\x80",                       2, -1, 1, EILSEQ, &wc, -1},
+	{"\xc0\x00",                       2, -1, 1, EILSEQ, &wc, -1},
+	{"\xf8\x81\x82\x83\x84\x85",      -1, -1, 1, EILSEQ, &wc, -1},
+	{"\xfe\x81\x82\x83\x84\x85\x86",   8, -1, 1, EILSEQ, &wc, -1},
+};
+
+void
+tests_mbrtowc(void)
+{
+	struct mbtest *tp;
+	int r;
+	mbstate_t s;
+
+	puts("testing mbrtowc1");
+	for (tp = tests; tp < &tests[NELEM(tests)]; ++tp) {
+		wc = -1;
+		errno = 0;
+		r = mbrtowc(tp->pwc, tp->s, tp->l, NULL);
+		assert(tp->r == r);
+		assert(tp->syserr == errno);
+		if (tp->r != -1)
+			assert(tp->wc == wc);
+	}
+
+	puts("testing mbrtowc2");
+	memset(&s, 0, sizeof(s));
+	for (tp = tests; tp < &tests[NELEM(tests)]; ++tp) {
+		wc = -1;
+		errno = 0;
+		r = mbrtowc(tp->pwc, tp->s, tp->l, &s);
+		assert(tp->r == r);
+		assert(tp->syserr == errno);
+		if (tp->r != -1)
+			assert(tp->wc == wc);
+		assert(mbsinit(&s) != 0 == tp->mbstate);
+	}
+}
+
+void
+tests_mbtowc(void)
+{
+	struct mbtest *tp;
+	int r, rt;
+
+	puts("testing mbtowc");
+	for (tp = tests; tp < &tests[NELEM(tests)]; ++tp) {
+		wc = -1;
+		errno = 0;
+		r = mbtowc(tp->pwc, tp->s, tp->l);
+		assert(tp->syserr == errno);
+		if (tp->r >= 0) {
+			rt = tp->r;
+			assert(tp->wc == wc);
+		} else {
+			rt = -1;
+		}
+		assert(rt == r);
+	}
+}
+
+int
+main()
+{
+	puts("testing");
+	tests_mbrtowc();
+	tests_mbtowc();
+	puts("done");
+	return 0;
+}
diff --git a/tests/libc/execute/libc-tests.lst b/tests/libc/execute/libc-tests.lst
@@ -35,3 +35,4 @@
 0036-localeconv
 0037-malloc [TODO]
 0038-mbsinit
+0039-mbrtowc