helper/schema: test ImportState

helper/schema/provider.go

@@ -214,6 +214,34 @@ func (p *Provider) Resources() []terraform.ResourceType {
 	return result
 }
 
-func (p *Provider) ImportState(info *terraform.InstanceInfo) ([]*terraform.InstanceState, error) {
-	return nil, nil
+func (p *Provider) ImportState(
+	info *terraform.InstanceInfo) ([]*terraform.InstanceState, error) {
+	// Find the resource
+	r, ok := p.ResourcesMap[info.Type]
+	if !ok {
+		return nil, fmt.Errorf("unknown resource type: %s", info.Type)
+	}
+
+	// If it doesn't support import, error
+	if r.Importer == nil {
+		return nil, fmt.Errorf("resource %s doesn't support import", info.Type)
+	}
+
+	// Create the data
+	data := r.Data(nil)
+	data.SetType(info.Type)
+
+	// Call the import function
+	results, err := r.Importer.State(data, p.meta)
+	if err != nil {
+		return nil, err
+	}
+
+	// Convert the results to InstanceState values and return it
+	states := make([]*terraform.InstanceState, len(results))
+	for i, r := range results {
+		states[i] = r.State()
+	}
+
+	return states, nil
 }

helper/schema/provider_test.go

@@ -201,6 +201,36 @@ func TestProviderValidateResource(t *testing.T) {
 	}
 }
 
+func TestProviderImportState_setsType(t *testing.T) {
+	var tVal string
+	stateFunc := func(d *ResourceData, meta interface{}) ([]*ResourceData, error) {
+		d.SetId("foo")
+		tVal = d.State().Ephemeral.Type
+		return []*ResourceData{d}, nil
+	}
+
+	p := &Provider{
+		ResourcesMap: map[string]*Resource{
+			"foo": &Resource{
+				Importer: &ResourceImporter{
+					State: stateFunc,
+				},
+			},
+		},
+	}
+
+	_, err := p.ImportState(&terraform.InstanceInfo{
+		Type: "foo",
+	})
+	if err != nil {
+		t.Fatalf("err: %s", err)
+	}
+
+	if tVal != "foo" {
+		t.Fatal("should set type")
+	}
+}
+
 func TestProviderMeta(t *testing.T) {
 	p := new(Provider)
 	if v := p.Meta(); v != nil {