test: int suite fixes

tests/integration/app_rollback.bats

@@ -58,18 +58,18 @@ teardown(){
 }
 
 @test "ensure recipe not up to date if --offline" {
-  wantHash=$(_get_n_hash 3)
+  _ensure_env_version "0.1.0+1.20.0"
+  latestRelease=$(_latest_release)
 
-  run git -C "$ABRA_DIR/recipes/$TEST_RECIPE" reset --hard HEAD~3
+  run git -C "$ABRA_DIR/recipes/$TEST_RECIPE" tag -d "$latestRelease"
   assert_success
 
-  assert_equal $(_get_current_hash) "$wantHash"
-
   run $ABRA app rollback "$TEST_APP_DOMAIN" \
     --no-input --no-converge-checks --offline
   assert_failure
 
-  assert_equal $(_get_current_hash) $wantHash
+  run git -C "$ABRA_DIR/recipes/$TEST_RECIPE" tag -l
+  refute_output --partial "$latestRelease"
 }
 
 @test "error if not already deployed" {