diff --git a/post-processor/vagrant/aws_test.go b/post-processor/vagrant/aws_test.go
index <HASH>..<HASH> 100644
--- a/post-processor/vagrant/aws_test.go
+++ b/post-processor/vagrant/aws_test.go
@@ -7,3 +7,11 @@ import (
 func TestAWSProvider_impl(t *testing.T) {
 	var _ Provider = new(AWSProvider)
 }
+
+func TestAWSProvider_KeepInputArtifact(t *testing.T) {
+	p := new(AWSProvider)
+
+	if !p.KeepInputArtifact() {
+		t.Fatal("should keep input artifact")
+	}
+}
post-processor/vagrant: tests on input artifact