test: moar integration tests [ci skip]

tests/integration/version.bats

@@ -1,9 +1,8 @@
 #!/usr/bin/env bash
 
 setup() {
-  DIR="$( cd "$( dirname "$BATS_TEST_FILENAME" )" >/dev/null 2>&1 && pwd )"
-  source "$DIR/helpers.sh"
-  _setup_env
+  load "$PWD/tests/integration/helpers/common"
+  _common_setup
 }
 
 @test "abra version" {
@@ -11,7 +10,3 @@ setup() {
   assert_success
   assert_output --partial 'dev'
 }
-
-teardown(){
-  _default_teardown
-}