Fix(gcp): fixing regional eq true instances type list, fixing test and adding test (backport #10166)

packages/google/src/instance/gceInstanceType.service.js

@@ -400,9 +400,16 @@ module(GOOGLE_INSTANCE_GCEINSTANCETYPE_SERVICE, []).factory('gceInstanceTypeServ
     }
 
     function getAvailableTypesForLocations(locationToInstanceTypesMap, selectedLocations) {
-      // This function is only ever called with one location.
-      const [location] = selectedLocations;
-      return locationToInstanceTypesMap[location].instanceTypes;
+      if (!locationToInstanceTypesMap || !selectedLocations || selectedLocations.length === 0) {
+        console.error('Invalid input parameters');
+        return [];
+      }
+
+      const availableTypes = selectedLocations
+        .filter((location) => locationToInstanceTypesMap[location])
+        .flatMap((location) => locationToInstanceTypesMap[location].instanceTypes || []);
+
+      return availableTypes;
     }
 
     const getAvailableTypesForRegions = getAvailableTypesForLocations;

packages/google/src/serverGroup/configure/serverGroupConfiguration.service.js

@@ -234,7 +234,7 @@ angular
         const c = command;
         const result = { dirty: {} };
 
-        const locations = c.regional ? [c.region] : [c.zone];
+        const locations = c.regional ? c.distributionPolicy.zones : [c.zone];
         const { credentialsKeyedByAccount } = c.backingData;
         const { locationToInstanceTypesMap } = credentialsKeyedByAccount[c.credentials];