1 files changed, 68 insertions, 0 deletions
diff --git a/unit/test-suffix-binary-parse.c b/unit/test-suffix-binary-parse.c
new file mode 100644
index 0000000..5f6ac4a
--- /dev/null
+++ b/unit/test-suffix-binary-parse.c
@@ -0,0 +1,68 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <errno.h>
+
+#include "../util/suffix.h"
+#include "../util/types.h"
+
+#define ARRAY_SIZE(a) (sizeof(a) / sizeof(a[0]))
+
+static int test_rc;
+
+static void check_num(const char *val, __u64 exp, __u64 num)
+{
+	if (exp == num)
+		return;
+
+	printf("ERROR: printing {%s},  got '%llu', expected '%llu'\n",
+	       val, (unsigned long long)num, (unsigned long long)exp);
+
+	test_rc = 1;
+}
+
+struct tonum_test {
+	const char *val;
+	const uint64_t exp;
+	int ret;
+};
+
+static struct tonum_test tonum_tests[] = {
+	{ "1234", 1234, 0 },
+	{ "1Ki", 1024, 0},
+	{ "34Gi", 36507222016, 0 },
+	{ "34.9Ki", 0, -EINVAL},
+	{ "32Gii", 0, -EINVAL },
+};
+
+void tonum_test(struct tonum_test *test)
+{
+	char *endptr;
+	uint64_t num;
+	int ret;
+
+	ret = suffix_binary_parse(test->val, &endptr, &num);
+	if (ret != test->ret) {
+		printf("ERROR: converting {%s} failed\n", test->val);
+		test_rc = 1;
+		return;
+	}
+	if (ret)
+		return;
+
+	check_num(test->val, test->exp, num);
+}
+
+int main(void)
+{
+	unsigned int i;
+
+	test_rc = 0;
+
+	for (i = 0; i < ARRAY_SIZE(tonum_tests); i++)
+		tonum_test(&tonum_tests[i]);
+
+	return test_rc ? EXIT_FAILURE : EXIT_SUCCESS;
+}