add mock so we can test full provision flow

provisioner/ansible/mock_ansible.go

@@ -0,0 +1,31 @@
+// +build !windows
+
+package ansible
+
+import (
+	"fmt"
+
+	"github.com/hashicorp/packer/packer"
+)
+
+type provisionLogicTracker struct {
+	setupAdapterCalled   bool
+	executeAnsibleCalled bool
+	happyPath            bool
+}
+
+func (l *provisionLogicTracker) setupAdapter(ui packer.Ui, comm packer.Communicator) (string, error) {
+	l.setupAdapterCalled = true
+	if l.happyPath {
+		return "fakeKeyString", nil
+	}
+	return "", fmt.Errorf("chose sadpath")
+}
+
+func (l *provisionLogicTracker) executeAnsible(ui packer.Ui, comm packer.Communicator, privKeyFile string) error {
+	l.executeAnsibleCalled = true
+	if l.happyPath {
+		return fmt.Errorf("Chose sadpath")
+	}
+	return nil
+}