tests: add host sets CLI tests (#643)

internal/tests/cli/boundary/_host_sets.bash

@@ -0,0 +1,49 @@
+function create_host_set() {
+  local hcid=$1
+  local name=$2
+  boundary host-sets create static \
+    -host-catalog-id $hcid \
+    -name $name \
+    -description 'test group'
+}
+
+function read_host_set() {
+  boundary host-sets read -id $1 -format json
+}
+
+function delete_host_set() {
+  boundary host-sets delete -id $1 -format json
+}
+
+function list_host_sets() {
+  boundary host-sets list -host-catalog-id $1 -format json
+}
+
+function assoc_host_set_host() {
+  boundary host-sets add-hosts -host $1 -id $2
+}
+
+function host_set_id() {
+  local name=$1
+  local hcid=$2
+  strip $(list_host_sets $hcid | jq -c ".[] | select(.name | contains(\"$name\")) | .[\"id\"]")
+}
+
+function host_set_host_ids() {
+  local id=$1
+  ids=$(read_host_set $id | jq '.["host_ids"]')
+  echo "ids $ids"
+}
+
+function host_set_has_host_id() {
+  local hid=$1
+  local hsid=$2
+  ids=$(host_set_host_ids $hsid)
+  echo "ids $ids hid $hid hsid $hsid"
+  for id in $ids; do
+    if [ $(strip "$id") == "$hid" ]; then
+      return 0 
+    fi
+  done
+  return 1 
+}