3 files changed, 30 insertions, 0 deletions
diff --git a/src/geometry/geometry.c b/src/geometry/geometry.c
index ba1ca58..5e93c55 100644
--- a/src/geometry/geometry.c
+++ b/src/geometry/geometry.c
@@ -2,4 +2,16 @@
 
 #include <kalmia.h>
 #include "util/util.h"
+#include "xml/xml.h"
 #include "geometry.h"
+
+
+int kai_read_float_array(struct ka_float_array_t *dest, struct kai_tag_t *src)
+{
+	if (strcmp(src->type, "float_array") != 0) {
+		/* incorrect tag type */
+		return -1;
+	}
+
+	return 0;
+}
diff --git a/src/geometry/geometry.h b/src/geometry/geometry.h
index da089c1..1672ffa 100644
--- a/src/geometry/geometry.h
+++ b/src/geometry/geometry.h
@@ -2,5 +2,8 @@
 #define KALMIA_GEOMETRY_H
 
 #include <kalmia.h>
+#include "xml/xml.h"
+
+int kai_read_float_array(struct ka_float_array_t *dest, struct kai_tag_t *src);
 
 #endif
diff --git a/src/geometry/geometry.test.c b/src/geometry/geometry.test.c
index fe4421e..b724ee7 100644
--- a/src/geometry/geometry.test.c
+++ b/src/geometry/geometry.test.c
@@ -8,5 +8,20 @@
 LILY_FILE_BEGIN(geometry_suite)
 
 
+LILY_TEST("fail to read non-float_array")
+{
+	struct kai_tag_t *t = kai_parse_string(
+		"<non_float_array></non_float_array>"
+	);
+
+	struct ka_float_array_t arr;
+	int result = kai_read_float_array(&arr, t);
+	CHECK_EQF(result, -1, "%d");
+
+	kai_tag_destroy(t);
+}
+#include LILY_PUSH_TEST()
+
+
 #define LILY_FILE_END
 #include LILY_REGISTER_TESTS()