Resolve "Delete the store files after the unit testing"

Description

Fixed issue described in #221 (closed). Also fixed an additional issue with pnds and a toml file after running the whole test suite.

controller/nucleus/sbiFilesystemStore_test.go

@@ -9,9 +9,13 @@ import (
 	"github.com/google/uuid"
 )
 
+func ensureStoreFilesForTestsAreRemoved() {
+	ensureStoreFileForTestsIsRemoved(store.SbiFilenameSuffix)
+	ensureStoreFileForTestsIsRemoved(store.DeviceFilenameSuffix)
+}
+
 func TestAddSbi(t *testing.T) {
-	defer ensureStoreFileForTestsIsRemoved(store.SbiFilenameSuffix)
-	defer ensureStoreFileForTestsIsRemoved(store.DeviceFilenameSuffix)
+	defer ensureStoreFilesForTestsAreRemoved()
 
 	pndID, _ := uuid.Parse("b4016412-eec5-45a1-aa29-f59915357bad")
 	sbiStore := NewSbiStore(pndID)
@@ -27,8 +31,7 @@ func TestAddSbi(t *testing.T) {
 }
 
 func TestGetAllSbis(t *testing.T) {
-	defer ensureStoreFileForTestsIsRemoved(store.SbiFilenameSuffix)
-	defer ensureStoreFileForTestsIsRemoved(store.DeviceFilenameSuffix)
+	defer ensureStoreFilesForTestsAreRemoved()
 
 	pndID, _ := uuid.Parse("b4016412-eec5-45a1-aa29-f59915357bad")
 	sbiStore := NewSbiStore(pndID)
@@ -66,8 +69,7 @@ func TestGetAllSbis(t *testing.T) {
 }
 
 func TestGetSbi(t *testing.T) {
-	defer ensureStoreFileForTestsIsRemoved(store.SbiFilenameSuffix)
-	defer ensureStoreFileForTestsIsRemoved(store.DeviceFilenameSuffix)
+	defer ensureStoreFilesForTestsAreRemoved()
 
 	pndID, _ := uuid.Parse("b4016412-eec5-45a1-aa29-f59915357bad")
 
@@ -99,8 +101,7 @@ func TestGetSbi(t *testing.T) {
 }
 
 func TestDeleteAllSbis(t *testing.T) {
-	defer ensureStoreFileForTestsIsRemoved(store.SbiFilenameSuffix)
-	defer ensureStoreFileForTestsIsRemoved(store.DeviceFilenameSuffix)
+	defer ensureStoreFilesForTestsAreRemoved()
 
 	pndID, _ := uuid.Parse("b4016412-eec5-45a1-aa29-f59915357bad")
 	sbiStore := NewSbiStore(pndID)