terraform: test static var being passed into grandchild for count

terraform/context_plan_test.go

@@ -1511,6 +1511,40 @@ STATE:
 	}
 }
 
+func TestContext2Plan_countModuleStaticGrandchild(t *testing.T) {
+	m := testModule(t, "plan-count-module-static-grandchild")
+	p := testProvider("aws")
+	p.DiffFn = testDiffFn
+	ctx := testContext2(t, &ContextOpts{
+		Module: m,
+		Providers: map[string]ResourceProviderFactory{
+			"aws": testProviderFuncFixed(p),
+		},
+	})
+
+	plan, err := ctx.Plan()
+	if err != nil {
+		t.Fatalf("err: %s", err)
+	}
+
+	actual := strings.TrimSpace(plan.String())
+	expected := strings.TrimSpace(`
+DIFF:
+
+module.child.child:
+  CREATE: aws_instance.foo.0
+  CREATE: aws_instance.foo.1
+  CREATE: aws_instance.foo.2
+
+STATE:
+
+<no state>
+`)
+	if actual != expected {
+		t.Fatalf("bad:\n%s", actual)
+	}
+}
+
 func TestContext2Plan_countIndex(t *testing.T) {
 	m := testModule(t, "plan-count-index")
 	p := testProvider("aws")

terraform/test-fixtures/plan-count-module-static-grandchild/child/child/main.tf

@@ -0,0 +1,5 @@
+variable "value" {}
+
+resource "aws_instance" "foo" {
+    count = "${var.value}"
+}

terraform/test-fixtures/plan-count-module-static-grandchild/child/main.tf

@@ -0,0 +1,6 @@
+variable "value" {}
+
+module "child" {
+    source = "./child"
+    value = "${var.value}"
+}

terraform/test-fixtures/plan-count-module-static-grandchild/main.tf

@@ -0,0 +1,6 @@
+variable "foo" { default = "3" }
+
+module "child" {
+    source = "./child"
+    value = "${var.foo}"
+}