Add regression tests for sgetrune() and sputrune().

3 files changed, 269 insertions, 1 deletions

diff --git a/tools/regression/lib/libc/locale/Makefile b/tools/regression/lib/libc/locale/Makefile
index e05e38b..fcff6b2 100644
--- a/tools/regression/lib/libc/locale/Makefile
+++ b/tools/regression/lib/libc/locale/Makefile
@@ -12,7 +12,9 @@ TESTS=	test-mbrtowc	\
 	test-wcstombs	\
 	test-mblen	\
 	test-iswctype	\
-	test-towctrans
+	test-towctrans	\
+	test-sgetrune	\
+	test-sputrune
 
 .PHONY: tests
 tests: ${TESTS}
diff --git a/tools/regression/lib/libc/locale/test-sgetrune.c b/tools/regression/lib/libc/locale/test-sgetrune.c
new file mode 100644
index 0000000..feb6edf
--- /dev/null
+++ b/tools/regression/lib/libc/locale/test-sgetrune.c
@@ -0,0 +1,133 @@
+/*-
+ * Copyright (c) 2002, 2003 Tim J. Robbins
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+/*
+ * Test program for the 4.4BSD sgetrune() function.
+ *
+ * The function is tested with both the "C" ("POSIX") LC_CTYPE setting and
+ * "ja_JP.eucJP". Other encodings are not tested.
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <assert.h>
+#include <limits.h>
+#include <locale.h>
+#include <rune.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+int
+main(int argc, char *argv[])
+{
+	size_t len;
+	rune_t r;
+	const char *cres;
+	char buf[MB_LEN_MAX + 1];
+
+	/*
+	 * C/POSIX locale.
+	 */
+
+	assert(MB_CUR_MAX == 1);
+
+	/* Incomplete character sequence. */
+	memset(buf, 0xcc, sizeof(buf));
+	assert(sgetrune(buf, 0, &cres) == _INVALID_RUNE);
+	assert(cres == buf);
+	assert(sgetrune(buf, 0, NULL) == _INVALID_RUNE);
+
+	/* Null wide character. */
+	buf[0] = '\0';
+	assert(sgetrune(buf, 0, &cres) == _INVALID_RUNE);
+	assert(cres == buf);
+	assert(sgetrune(buf, 0, NULL) == _INVALID_RUNE);
+	assert(sgetrune(buf, 1, &cres) == 0);
+	assert(cres == buf + 1);
+	assert(sgetrune(buf, 2, &cres) == 0);
+	assert(cres == buf + 1);
+	assert(sgetrune(buf, 1, NULL) == 0);
+
+	/* Latin letter A. */
+	buf[0] = 'A';
+	assert(sgetrune(buf, 1, &cres) == 'A');
+	assert(cres == buf + 1);
+	assert(sgetrune(buf, 2, &cres) == 'A');
+	assert(cres == buf + 1);
+	assert(sgetrune(buf, 1, NULL) == 'A');
+
+	/*
+	 * Japanese (EUC) locale.
+	 */
+
+	assert(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0);
+	assert(MB_CUR_MAX > 1);
+
+	/* Incomplete character sequence (zero length). */
+	memset(buf, 0xcc, sizeof(buf));
+	assert(sgetrune(buf, 0, &cres) == _INVALID_RUNE);
+	assert(cres == buf);
+	assert(sgetrune(buf, 0, NULL) == _INVALID_RUNE);
+
+	/* Null wide character. */
+	buf[0] = '\0';
+	assert(sgetrune(buf, 0, &cres) == _INVALID_RUNE);
+	assert(cres == buf);
+	assert(sgetrune(buf, 0, NULL) == _INVALID_RUNE);
+	assert(sgetrune(buf, 1, &cres) == 0);
+	assert(cres == buf + 1);
+	assert(sgetrune(buf, 2, &cres) == 0);
+	assert(cres == buf + 1);
+	assert(sgetrune(buf, 1, NULL) == 0);
+
+	/* Latin letter A. */
+	buf[0] = 'A';
+	assert(sgetrune(buf, 1, &cres) == 'A');
+	assert(cres == buf + 1);
+	assert(sgetrune(buf, 2, &cres) == 'A');
+	assert(cres == buf + 1);
+	assert(sgetrune(buf, 1, NULL) == 'A');
+
+	/* Incomplete character sequence (truncated double-byte). */
+	memset(buf, 0xcc, sizeof(buf));
+	buf[0] = 0xa3;
+	buf[1] = 0x00;
+	assert(sgetrune(buf, 1, &cres) == _INVALID_RUNE);
+	assert(cres == buf);
+	assert(sgetrune(buf, 1, NULL) == _INVALID_RUNE);
+
+	/* Same as above, but complete. */
+	buf[1] = 0xc1;
+	assert(sgetrune(buf, 2, &cres) == 0xa3c1);
+	assert(cres == buf + 2);
+	assert(sgetrune(buf, 2, NULL) == 0xa3c1);
+
+	printf("PASS sgetrune()\n");
+
+	return (0);
+}
diff --git a/tools/regression/lib/libc/locale/test-sputrune.c b/tools/regression/lib/libc/locale/test-sputrune.c
new file mode 100644
index 0000000..dc910e3
--- /dev/null
+++ b/tools/regression/lib/libc/locale/test-sputrune.c
@@ -0,0 +1,133 @@
+/*-
+ * Copyright (c) 2002, 2003 Tim J. Robbins
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+/*
+ * Test program for the 4.4BSD sputrune() function.
+ *
+ * The function is tested with both the "C" ("POSIX") LC_CTYPE setting and
+ * "ja_JP.eucJP". Other encodings are not tested.
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <assert.h>
+#include <errno.h>
+#include <limits.h>
+#include <locale.h>
+#include <rune.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+int
+main(int argc, char *argv[])
+{
+	size_t len;
+	char *res;
+	char buf[MB_LEN_MAX + 1];
+
+	/*
+	 * C/POSIX locale.
+	 */
+
+	assert(MB_CUR_MAX == 1);
+
+	/* Null wide character. */
+	memset(buf, 0xcc, sizeof(buf));
+	assert(sputrune(L'\0', buf, 1, &res) == 1);
+	assert(res == buf + 1);
+	assert((unsigned char)buf[0] == 0 && (unsigned char)buf[1] == 0xcc);
+	assert(sputrune(L'\0', buf, 1, NULL) == 1);
+	assert(sputrune(L'\0', buf, 2, &res) == 1);
+	assert(res == buf + 1);
+
+	/* Latin letter A. */
+	memset(buf, 0xcc, sizeof(buf));
+	assert(sputrune(L'A', buf, 1, &res) == 1);
+	assert(res == buf + 1);
+	assert((unsigned char)buf[0] == 'A' && (unsigned char)buf[1] == 0xcc);
+
+	/* Invalid code. */
+	assert(sputrune(UCHAR_MAX + 1, buf, 1, &res) == 0);
+	assert(res == NULL);
+	assert(sputrune(UCHAR_MAX + 1, buf, 2, &res) == 0);
+	assert(res == NULL);
+	assert(sputrune(UCHAR_MAX + 1, buf, 1, NULL) == 0);
+
+	/*
+	 * Compute space required for MB char. This only ever worked in the
+	 * C/POSIX locale.
+	 */
+	assert(sputrune(L'a', NULL, MB_CUR_MAX, &res) == 1);
+	assert(res == (char *)1);
+	assert(sputrune(L'a', NULL, MB_CUR_MAX, NULL) == 1);
+
+	/*
+	 * Japanese (EUC) locale.
+	 */
+
+	assert(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0);
+	assert(MB_CUR_MAX == 3);
+
+	/* Null wide character. */
+	memset(buf, 0xcc, sizeof(buf));
+	assert(sputrune(L'\0', buf, 1, &res) == 1);
+	assert(res == buf + 1);
+	assert((unsigned char)buf[0] == 0 && (unsigned char)buf[1] == 0xcc);
+	assert(sputrune(L'\0', buf, 1, NULL) == 1);
+	assert(sputrune(L'\0', buf, 2, &res) == 1);
+	assert(res == buf + 1);
+
+	/* Latin letter A. */
+	memset(buf, 0xcc, sizeof(buf));
+	assert(sputrune(L'A', buf, 1, &res) == 1);
+	assert(res == buf + 1);
+	assert((unsigned char)buf[0] == 'A' && (unsigned char)buf[1] == 0xcc);
+
+	/* Full width letter A. */
+	memset(buf, 0xcc, sizeof(buf));
+	assert(sputrune(0xa3c1, buf, 2, &res) == 2);
+	assert(res == buf + 2);
+	assert((unsigned char)buf[0] == 0xa3 &&
+		(unsigned char)buf[1] == 0xc1 &&
+		(unsigned char)buf[2] == 0xcc);
+	memset(buf, 0xcc, sizeof(buf));
+	assert(sputrune(0xa3c1, buf, 2, NULL) == 2);
+	assert((unsigned char)buf[0] == 0xa3 &&
+		(unsigned char)buf[1] == 0xc1 &&
+		(unsigned char)buf[2] == 0xcc);
+
+	memset(buf, 0xcc, sizeof(buf));
+	assert(sputrune(0xa3c1, buf, 1, &res) == 2);
+	assert(res == NULL);
+	assert((unsigned char)buf[0] == 0xcc);
+
+
+	printf("PASS sputrune()\n");
+
+	return (0);
+}