1 files changed, 6 insertions, 0 deletions
diff --git a/test/tvlstr.c b/test/tvlstr.c
index 87008aa..02bd59d 100644
--- a/test/tvlstr.c
+++ b/test/tvlstr.c
@@ -388,6 +388,7 @@ static void test_vlstring_type(void)
     hid_t               tid_vlstr;
     H5T_cset_t          cset;
     H5T_str_t           pad;
+    htri_t              vl_str;         /* Whether string is VL */
     herr_t              ret;
 
     /* Output message about test being performed */
@@ -417,6 +418,11 @@ static void test_vlstring_type(void)
     ret = H5Tis_variable_str(tid_vlstr);
     VERIFY(ret, TRUE, "H5Tis_variable_str");
 
+    /* Verify that the class detects as a string */
+    vl_str = H5Tdetect_class(tid_vlstr, H5T_STRING);
+    CHECK(vl_str, FAIL, "H5Tdetect_class");
+    VERIFY(vl_str, TRUE, "H5Tdetect_class");
+
     /* Check default character set and padding */
     cset = H5Tget_cset(tid_vlstr);
     VERIFY(cset, H5T_CSET_ASCII, "H5Tget_cset");