diff --git a/test/shell/error-usage.sh b/test/shell/error-usage.sh
index 59502480c..f8a561a37 100644
--- a/test/shell/error-usage.sh
+++ b/test/shell/error-usage.sh
@@ -32,4 +32,15 @@ check lv_field $vg/$lv1 seg_size_pe "4"   # 4 * 512 => 2M
 # FIXME should we print info we are ignoring stripping?
 lvextend -L+1 -I64 -i2 $vg/$lv1
 
+# We support mixing error with zero & linear targets
+lvextend -L+1 --type zero $vg/$lv1
+lvextend -L+1 --type linear $vg/$lv1
+lvextend -L+1 --type striped $vg/$lv1
+lvextend -L+1 --type error $vg/$lv1
+
+# 4 segments:  error 3m, zero 1m, linear 2m, error 1m
+lvs -o+segtype,seg_size $vg
+check lv_field $vg/$lv1 seg_count "4"
+check lv_field $vg/$lv1 size "7.00m"
+
 vgremove -ff $vg
diff --git a/test/shell/zero-usage.sh b/test/shell/zero-usage.sh
index 53ffbe499..063f01818 100644
--- a/test/shell/zero-usage.sh
+++ b/test/shell/zero-usage.sh
@@ -34,4 +34,13 @@ check lv_field $vg/$lv1 segtype "zero"
 check lv_field $vg/$lv1 seg_count "1"
 check lv_field $vg/$lv1 seg_size_pe "4"   # 4 * 512
 
+lvextend -L+1 --type error $vg/$lv1
+lvextend -L+1 --type linear $vg/$lv1
+lvextend -L+1 --type striped $vg/$lv1
+lvextend -L+1 --type zero $vg/$lv1
+
+lvs -o+segtype,seg_size $vg
+check lv_field $vg/$lv1 seg_count "4"
+check lv_field $vg/$lv1 size "6.00m"
+
 vgremove -ff $vg