From 3a79a1ca1a465071aefcf452f5161a20d0c71df3 Mon Sep 17 00:00:00 2001
From: Mitchell Hashimoto <mitchell.hashimoto@gmail.com>
Date: Thu, 10 Jul 2014 09:46:21 -0700
Subject: [PATCH] terraform: add ResourceProviderFactoryFixed

---
 terraform/resource_provider.go      |  8 ++++++++
 terraform/resource_provider_test.go | 12 ++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/terraform/resource_provider.go b/terraform/resource_provider.go
index 88f0eeac25..39942d8a2f 100644
--- a/terraform/resource_provider.go
+++ b/terraform/resource_provider.go
@@ -69,6 +69,14 @@ type ResourceType struct {
 // of a resource provider.
 type ResourceProviderFactory func() (ResourceProvider, error)
 
+// ResourceProviderFactoryFixed is a helper that creates a
+// ResourceProviderFactory that just returns some fixed provider.
+func ResourceProviderFactoryFixed(p ResourceProvider) ResourceProviderFactory {
+	return func() (ResourceProvider, error) {
+		return p, nil
+	}
+}
+
 func ProviderSatisfies(p ResourceProvider, n string) bool {
 	for _, rt := range p.Resources() {
 		if rt.Name == n {
diff --git a/terraform/resource_provider_test.go b/terraform/resource_provider_test.go
index f2952c1928..a1b7b40e55 100644
--- a/terraform/resource_provider_test.go
+++ b/terraform/resource_provider_test.go
@@ -175,3 +175,15 @@ func TestResourceConfig_IsSet_nil(t *testing.T) {
 		t.Fatal("bad")
 	}
 }
+
+func TestResourceProviderFactoryFixed(t *testing.T) {
+	p := new(MockResourceProvider)
+	var f ResourceProviderFactory = ResourceProviderFactoryFixed(p)
+	actual, err := f()
+	if err != nil {
+		t.Fatalf("err: %s", err)
+	}
+	if actual != p {
+		t.Fatal("should be identical")
+	}
+}