terraform: test apply with modules

terraform/context_test.go

@@ -524,6 +524,34 @@ func TestContextApply_compute(t *testing.T) {
 	}
 }
 
+func TestContextApply_module(t *testing.T) {
+	m := testModule(t, "apply-module")
+	p := testProvider("aws")
+	p.ApplyFn = testApplyFn
+	p.DiffFn = testDiffFn
+	ctx := testContext(t, &ContextOpts{
+		Module: m,
+		Providers: map[string]ResourceProviderFactory{
+			"aws": testProviderFuncFixed(p),
+		},
+	})
+
+	if _, err := ctx.Plan(nil); err != nil {
+		t.Fatalf("err: %s", err)
+	}
+
+	state, err := ctx.Apply()
+	if err != nil {
+		t.Fatalf("err: %s", err)
+	}
+
+	actual := strings.TrimSpace(state.String())
+	expected := strings.TrimSpace(testTerraformApplyModuleStr)
+	if actual != expected {
+		t.Fatalf("bad: \n%s", actual)
+	}
+}
+
 func TestContextApply_nilDiff(t *testing.T) {
 	m := testModule(t, "apply-good")
 	p := testProvider("aws")

terraform/terraform_test.go

@@ -152,6 +152,23 @@ aws_instance.foo:
   ID = foo
 `
 
+const testTerraformApplyModuleStr = `
+aws_instance.bar:
+  ID = foo
+  foo = bar
+  type = aws_instance
+aws_instance.foo:
+  ID = foo
+  num = 2
+  type = aws_instance
+
+module.child:
+  aws_instance.baz:
+    ID = foo
+    foo = bar
+    type = aws_instance
+`
+
 const testTerraformApplyProvisionerStr = `
 aws_instance.bar:
   ID = foo

terraform/test-fixtures/apply-module/child/main.tf

@@ -0,0 +1,3 @@
+resource "aws_instance" "baz" {
+    foo = "bar"
+}

terraform/test-fixtures/apply-module/main.tf

@@ -0,0 +1,11 @@
+module "child" {
+    source = "./child"
+}
+
+resource "aws_instance" "foo" {
+    num = "2"
+}
+
+resource "aws_instance" "bar" {
+    foo = "bar"
+}