2 files changed, 68 insertions, 0 deletions
diff --git a/regress/unittests/conversion/Makefile b/regress/unittests/conversion/Makefile
new file mode 100644
index 0000000..5793c49
--- /dev/null
+++ b/regress/unittests/conversion/Makefile
@@ -0,0 +1,16 @@
+#	$OpenBSD: Makefile,v 1.4 2021/01/09 12:24:30 dtucker Exp $
+
+PROG=test_conversion
+SRCS=tests.c
+
+# From usr.bin/ssh
+SRCS+=sshbuf-getput-basic.c sshbuf-getput-crypto.c sshbuf-misc.c sshbuf.c
+SRCS+=atomicio.c misc.c xmalloc.c log.c uidswap.c cleanup.c fatal.c ssherr.c
+SRCS+=match.c addr.c addrmatch.c
+
+REGRESS_TARGETS=run-regress-${PROG}
+
+run-regress-${PROG}: ${PROG}
+	env ${TEST_ENV} ./${PROG}
+
+.include <bsd.regress.mk>
diff --git a/regress/unittests/conversion/tests.c b/regress/unittests/conversion/tests.c
new file mode 100644
index 0000000..5b526f7
--- /dev/null
+++ b/regress/unittests/conversion/tests.c
@@ -0,0 +1,52 @@
+/* 	$OpenBSD: tests.c,v 1.4 2021/12/14 21:25:27 deraadt Exp $ */
+/*
+ * Regress test for conversions
+ *
+ * Placed in the public domain
+ */
+
+#include "includes.h"
+
+#include <sys/types.h>
+#include <stdio.h>
+#ifdef HAVE_STDINT_H
+#include <stdint.h>
+#endif
+#include <stdlib.h>
+#include <string.h>
+
+#include "../test_helper/test_helper.h"
+
+#include "misc.h"
+
+void
+tests(void)
+{
+	char buf[1024];
+
+	TEST_START("conversion_convtime");
+	ASSERT_INT_EQ(convtime("0"), 0);
+	ASSERT_INT_EQ(convtime("1"), 1);
+	ASSERT_INT_EQ(convtime("1S"), 1);
+	/* from the examples in the comment above the function */
+	ASSERT_INT_EQ(convtime("90m"), 5400);
+	ASSERT_INT_EQ(convtime("1h30m"), 5400);
+	ASSERT_INT_EQ(convtime("2d"), 172800);
+	ASSERT_INT_EQ(convtime("1w"), 604800);
+
+	/* negative time is not allowed */
+	ASSERT_INT_EQ(convtime("-7"), -1);
+	ASSERT_INT_EQ(convtime("-9d"), -1);
+	
+	/* overflow */
+	snprintf(buf, sizeof buf, "%llu", (unsigned long long)INT_MAX);
+	ASSERT_INT_EQ(convtime(buf), INT_MAX);
+	snprintf(buf, sizeof buf, "%llu", (unsigned long long)INT_MAX + 1);
+	ASSERT_INT_EQ(convtime(buf), -1);
+
+	/* overflow with multiplier */
+	snprintf(buf, sizeof buf, "%lluM", (unsigned long long)INT_MAX/60 + 1);
+	ASSERT_INT_EQ(convtime(buf), -1);
+	ASSERT_INT_EQ(convtime("1000000000000000000000w"), -1);
+	TEST_DONE();
+}