add destroy provisioner test with locals, outputs

Add a complex destroy provisioner testcase using locals, outputs and
variables.

Add that pesky "id" attribute to the instance states for interpolation.

terraform/context_apply_test.go

@@ -7623,7 +7623,7 @@ func TestContext2Apply_destroyProvisionerWithLocals(t *testing.T) {
 		State: &State{
 			Modules: []*ModuleState{
 				&ModuleState{
-					Path: rootModulePath,
+					Path: []string{"root", "mod"},
 					Resources: map[string]*ResourceState{
 						"aws_instance.foo": resourceState("aws_instance", "1234"),
 					},
@@ -7646,6 +7646,68 @@ func TestContext2Apply_destroyProvisionerWithLocals(t *testing.T) {
 	}
 }
 
+func TestContext2Apply_destroyProvisionerWithOutput(t *testing.T) {
+	m := testModule(t, "apply-provisioner-destroy-outputs")
+	p := testProvider("aws")
+	p.ApplyFn = testApplyFn
+	p.DiffFn = testDiffFn
+
+	pr := testProvisioner()
+	pr.ApplyFn = func(is *InstanceState, rc *ResourceConfig) error {
+		cmd, ok := rc.Get("command")
+		if !ok || cmd != "3" {
+			fmt.Printf("%#v\n", rc.Config)
+			return fmt.Errorf("provisioner for %s got %v:%s", is.ID, ok, cmd)
+		}
+		return nil
+	}
+
+	ctx := testContext2(t, &ContextOpts{
+		Module: m,
+		ProviderResolver: ResourceProviderResolverFixed(
+			map[string]ResourceProviderFactory{
+				"aws": testProviderFuncFixed(p),
+			},
+		),
+		Provisioners: map[string]ResourceProvisionerFactory{
+			"shell": testProvisionerFuncFixed(pr),
+		},
+		State: &State{
+			Modules: []*ModuleState{
+				&ModuleState{
+					Path: []string{"root"},
+					Resources: map[string]*ResourceState{
+						"aws_instance.foo": resourceState("aws_instance", "1"),
+					},
+				},
+				&ModuleState{
+					Path: []string{"root", "mod"},
+					Resources: map[string]*ResourceState{
+						"aws_instance.baz": resourceState("aws_instance", "3"),
+					},
+					// state needs to be properly initialized
+					Outputs: map[string]*OutputState{},
+				},
+				&ModuleState{
+					Path: []string{"root", "mod2"},
+					Resources: map[string]*ResourceState{
+						"aws_instance.bar": resourceState("aws_instance", "2"),
+					},
+				},
+			},
+		},
+		Destroy: true,
+	})
+
+	if _, err := ctx.Plan(); err != nil {
+		t.Fatal(err)
+	}
+
+	if _, err := ctx.Apply(); err != nil {
+		t.Fatal(err)
+	}
+}
+
 func TestContext2Apply_targetedDestroyCountDeps(t *testing.T) {
 	m := testModule(t, "apply-destroy-targeted-count")
 	p := testProvider("aws")

terraform/context_test.go

@@ -375,6 +375,9 @@ func resourceState(resourceType, resourceID string) *ResourceState {
 		Type: resourceType,
 		Primary: &InstanceState{
 			ID: resourceID,
+			Attributes: map[string]string{
+				"id": resourceID,
+			},
 		},
 	}
 }

terraform/test-fixtures/apply-provisioner-destroy-outputs/main.tf

@@ -0,0 +1,19 @@
+module "mod" {
+  source = "./mod"
+}
+
+locals {
+  value = "${module.mod.value}"
+}
+
+resource "aws_instance" "foo" {
+    provisioner "shell" {
+        command  = "${local.value}"
+        when = "destroy"
+    }
+}
+
+module "mod2" {
+  source = "./mod2"
+  value = "${module.mod.value}"
+}

terraform/test-fixtures/apply-provisioner-destroy-outputs/mod/main.tf

@@ -0,0 +1,5 @@
+output "value" {
+  value = "${aws_instance.baz.id}"
+}
+
+resource "aws_instance" "baz" {}

terraform/test-fixtures/apply-provisioner-destroy-outputs/mod2/main.tf

@@ -0,0 +1,10 @@
+variable "value" {
+}
+
+resource "aws_instance" "bar" {
+    provisioner "shell" {
+        command  = "${var.value}"
+        when = "destroy"
+    }
+}
+