Module Name: src
Committed By: christos
Date: Thu Nov 24 01:46:40 UTC 2011
Modified Files:
src/tests/kernel: Makefile
Added Files:
src/tests/kernel: gen_t_subr_prf
Log Message:
Add a test for the kernel snprintf.
To generate a diff of this commit:
cvs rdiff -u -r1.21 -r1.22 src/tests/kernel/Makefile
cvs rdiff -u -r0 -r1.1 src/tests/kernel/gen_t_subr_prf
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/tests/kernel/Makefile
diff -u src/tests/kernel/Makefile:1.21 src/tests/kernel/Makefile:1.22
--- src/tests/kernel/Makefile:1.21 Sat Oct 15 03:00:49 2011
+++ src/tests/kernel/Makefile Wed Nov 23 20:46:40 2011
@@ -1,4 +1,4 @@
-# $NetBSD: Makefile,v 1.21 2011/10/15 07:00:49 jruoho Exp $
+# $NetBSD: Makefile,v 1.22 2011/11/24 01:46:40 christos Exp $
NOMAN= # defined
@@ -14,6 +14,7 @@ TESTS_C+= t_pty
TESTS_C+= t_rnd
TESTS_C+= t_extattrctl
TESTS_C+= t_filedesc
+TESTS_C+= t_subr_prf
TESTS_SH= t_umount
TESTS_SH+= t_ps_strings
@@ -23,7 +24,7 @@ PROGS= h_ps_strings1
PROGS+= h_ps_strings2
LDADD.t_rnd+= -lrumpvfs -lrumpdev_rnd -lrumpdev -lrump -lrumpuser -lpthread
-LDADD.t_filedesc+= -lrumpvfs -lrumpdev_rnd -lrumpdev -lrump -lrumpuser -lpthread
+LDADD.t_filedesc+= ${LDADD.t_rnd}
LDADD.t_extattrctl+= -lrumpvfs -lrump -lrumpuser -lpthread
.PATH: ${NETBSDSRCDIR}/sys/kern
@@ -32,4 +33,9 @@ SRCS.t_extent= t_extent.c subr_extent.c
CPPFLAGS.t_extent.c= -D_EXTENT_TESTING -D__POOL_EXPOSE
CPPFLAGS.subr_extent.c= -D_EXTENT_TESTING -D__POOL_EXPOSE
+t_subr_prf.c: gen_t_subr_prf ${NETBSDSRCDIR}/sys/kern/subr_prf.c
+ ${HOST_SH} ${.ALLSRC} ${.TARGET}
+
+CLEANFILES+= t_subr_prf.c
+
.include <bsd.test.mk>
Added files:
Index: src/tests/kernel/gen_t_subr_prf
diff -u /dev/null src/tests/kernel/gen_t_subr_prf:1.1
--- /dev/null Wed Nov 23 20:46:41 2011
+++ src/tests/kernel/gen_t_subr_prf Wed Nov 23 20:46:40 2011
@@ -0,0 +1,118 @@
+#!/bin/sh
+
+cat << _EOF > $2
+#include <sys/types.h>
+#include <stdio.h>
+#include <stdarg.h>
+#include <stdint.h>
+#include <string.h>
+
+#include <atf-c.h>
+
+#define KPRINTF_BUFSIZE 1024
+#undef putchar
+#define putchar xputchar
+static int putchar(char c, int foo, void *b)
+{
+ return fputc(c, stderr);
+}
+
+#define TOBUFONLY 1
+static const char HEXDIGITS[] = "0123456789ABCDEF";
+static const char hexdigits[] = "0123456789abcdef";
+
+typedef int device_t;
+
+#define device_xname(a) ""
+int kprintf(const char *, int, void *, char *, va_list);
+void device_printf(device_t, const char *, ...);
+
+static void
+empty(void)
+{
+}
+
+static void (*v_flush)(void) = empty;
+
+ATF_TC(snprintf_print);
+ATF_TC_HEAD(snprintf_print, tc)
+{
+ atf_tc_set_md_var(tc, "descr", "checks snprintf print");
+}
+
+ATF_TC_BODY(snprintf_print, tc)
+{
+ char buf[10];
+ int i;
+
+ memset(buf, 'x', sizeof(buf));
+ i = snprintf(buf, sizeof(buf), "number %d", 10);
+ ATF_CHECK_EQ(i, 9);
+ ATF_CHECK_STREQ(buf, "number 10");
+}
+
+ATF_TC(snprintf_print_overflow);
+ATF_TC_HEAD(snprintf_print_overflow, tc)
+{
+ atf_tc_set_md_var(tc, "descr", "checks snprintf print with overflow");
+}
+
+ATF_TC_BODY(snprintf_print_overflow, tc)
+{
+ char buf[10];
+ int i;
+
+ memset(buf, 'x', sizeof(buf));
+ i = snprintf(buf, sizeof(buf), "fjsdfsdjfsdf %d\n", 10);
+ ATF_CHECK_EQ(i, 16);
+ ATF_CHECK_STREQ(buf, "fjsdfsdjf");
+}
+
+ATF_TC(snprintf_count);
+ATF_TC_HEAD(snprintf_count, tc)
+{
+ atf_tc_set_md_var(tc, "descr", "checks snprintf count");
+}
+
+ATF_TC_BODY(snprintf_count, tc)
+{
+ int i;
+
+ i = snprintf(NULL, 20, "number %d", 10);
+ ATF_CHECK_EQ(i, 9);
+}
+
+ATF_TC(snprintf_count_overflow);
+ATF_TC_HEAD(snprintf_count_overflow, tc)
+{
+ atf_tc_set_md_var(tc, "descr", "checks snprintf count with overflow");
+}
+
+ATF_TC_BODY(snprintf_count_overflow, tc)
+{
+ int i;
+
+ i = snprintf(NULL, 10, "fjsdfsdjfsdf %d\n", 10);
+ ATF_CHECK_EQ(i, 16);
+}
+
+ATF_TP_ADD_TCS(tp)
+{
+ ATF_TP_ADD_TC(tp, snprintf_print);
+ ATF_TP_ADD_TC(tp, snprintf_print_overflow);
+ ATF_TP_ADD_TC(tp, snprintf_count);
+ ATF_TP_ADD_TC(tp, snprintf_count_overflow);
+
+ return atf_no_error();
+}
+_EOF
+
+awk '
+/^snprintf\(/ {
+ print prevline
+ out = 1
+}
+{
+ if (out) print
+ else prevline = $0
+}' $1 >>$2
