Added plan by id route and error handling and organisation

routes/route_model_test.go

@@ -10,11 +10,23 @@ type multiStore struct {
 	plans   []*models.Plan
 }
 
+type testNotFoundError struct {
+	error
+}
+
+func (t *testNotFoundError) NotFound() bool {
+	return true
+}
+
 func (ms *multiStore) SelectActions() ([]*models.Action, error) {
 	return ms.actions, nil
 }
 
 func (ms *multiStore) SelectActionByID(id int) (*models.Action, error) {
+	if len(ms.actions) < 1 {
+		err := &testNotFoundError{fmt.Errorf("too small")}
+		return nil, err
+	}
 	return ms.actions[0], nil
 }
 
@@ -23,6 +35,10 @@ func (ms *multiStore) SelectPlans() ([]*models.Plan, error) {
 }
 
 func (ms *multiStore) SelectPlanByID(id int) (*models.Plan, error) {
+	if len(ms.plans) < 1 {
+		err := &testNotFoundError{fmt.Errorf("too small")}
+		return nil, err
+	}
 	return ms.plans[0], nil
 }