Rename codecgen "testdata" dir so ugorji works

Go mistreats "testdata" and can't find vendor/ dirs.

cmd/libs/go2idl/client-gen/main.go

@@ -26,9 +26,10 @@ import (
 	"k8s.io/kubernetes/cmd/libs/go2idl/client-gen/generators"
 	"k8s.io/kubernetes/pkg/api/unversioned"
 
+	"strings"
+
 	"github.com/golang/glog"
 	flag "github.com/spf13/pflag"
-	"strings"
 )
 
 var (
@@ -105,12 +106,12 @@ func main() {
 
 	if *test {
 		arguments.InputDirs = append(dependencies, []string{
-			"k8s.io/kubernetes/cmd/libs/go2idl/client-gen/testdata/apis/testgroup.k8s.io",
+			"k8s.io/kubernetes/cmd/libs/go2idl/client-gen/test_apis/testgroup.k8s.io",
 		}...)
 		arguments.CustomArgs = clientgenargs.Args{
 			GroupVersions: []unversioned.GroupVersion{{Group: "testgroup.k8s.io", Version: ""}},
 			GroupVersionToInputPath: map[unversioned.GroupVersion]string{
-				unversioned.GroupVersion{Group: "testgroup.k8s.io", Version: ""}: "k8s.io/kubernetes/cmd/libs/go2idl/client-gen/testdata/apis/testgroup.k8s.io",
+				unversioned.GroupVersion{Group: "testgroup.k8s.io", Version: ""}: "k8s.io/kubernetes/cmd/libs/go2idl/client-gen/test_apis/testgroup.k8s.io",
 			},
 			ClientsetName:       "test_internalclientset",
 			ClientsetOutputPath: "k8s.io/kubernetes/cmd/libs/go2idl/client-gen/testoutput/clientset_generated/",

cmd/libs/go2idl/client-gen/test_apis/README

@@ -0,0 +1,4 @@
+This dir can not be named "testdata" because of the way ugorji gnerates code.
+Specifically, it emits a .go file and then calls `go run` on it.  Because
+"testdata" is a special name to Go, it decides NOT to find the vendor dir, and
+therefore fails to compile.  Just name it something else.

cmd/libs/go2idl/client-gen/test_apis/testgroup.k8s.io/install/install.go

@@ -23,8 +23,8 @@ import (
 
 	"github.com/golang/glog"
 
-	"k8s.io/kubernetes/cmd/libs/go2idl/client-gen/testdata/apis/testgroup.k8s.io"
+	"k8s.io/kubernetes/cmd/libs/go2idl/client-gen/test_apis/testgroup.k8s.io"
-	"k8s.io/kubernetes/cmd/libs/go2idl/client-gen/testdata/apis/testgroup.k8s.io/v1"
+	"k8s.io/kubernetes/cmd/libs/go2idl/client-gen/test_apis/testgroup.k8s.io/v1"
 	"k8s.io/kubernetes/pkg/api"
 	"k8s.io/kubernetes/pkg/api/meta"
 	"k8s.io/kubernetes/pkg/api/unversioned"
@@ -34,7 +34,7 @@ import (
 	"k8s.io/kubernetes/pkg/util/sets"
 )
 
-const importPrefix = "k8s.io/kubernetes/cmd/libs/go2idl/client-gen/testdata/apis/testgroup.k8s.io"
+const importPrefix = "k8s.io/kubernetes/cmd/libs/go2idl/client-gen/test_apis/testgroup.k8s.io"
 
 var accessor = meta.NewAccessor()
 

cmd/libs/go2idl/client-gen/testoutput/clientset_generated/test_internalclientset/typed/testgroup.k8s.io/unversioned/fake/fake_testtype.go

@@ -17,7 +17,7 @@ limitations under the License.
 package fake
 
 import (
-	testgroup_k8s_io "k8s.io/kubernetes/cmd/libs/go2idl/client-gen/testdata/apis/testgroup.k8s.io"
+	testgroup_k8s_io "k8s.io/kubernetes/cmd/libs/go2idl/client-gen/test_apis/testgroup.k8s.io"
 	api "k8s.io/kubernetes/pkg/api"
 	unversioned "k8s.io/kubernetes/pkg/api/unversioned"
 	core "k8s.io/kubernetes/pkg/client/testing/core"

cmd/libs/go2idl/client-gen/testoutput/clientset_generated/test_internalclientset/typed/testgroup.k8s.io/unversioned/testgroup_test.go

@@ -21,8 +21,8 @@ import (
 	"net/url"
 	"testing"
 
-	testgroup "k8s.io/kubernetes/cmd/libs/go2idl/client-gen/testdata/apis/testgroup.k8s.io"
+	testgroup "k8s.io/kubernetes/cmd/libs/go2idl/client-gen/test_apis/testgroup.k8s.io"
-	_ "k8s.io/kubernetes/cmd/libs/go2idl/client-gen/testdata/apis/testgroup.k8s.io/install"
+	_ "k8s.io/kubernetes/cmd/libs/go2idl/client-gen/test_apis/testgroup.k8s.io/install"
 	. "k8s.io/kubernetes/cmd/libs/go2idl/client-gen/testoutput/clientset_generated/test_internalclientset/typed/testgroup.k8s.io/unversioned"
 	"k8s.io/kubernetes/pkg/api"
 	"k8s.io/kubernetes/pkg/api/testapi"

cmd/libs/go2idl/client-gen/testoutput/clientset_generated/test_internalclientset/typed/testgroup.k8s.io/unversioned/testtype.go

@@ -17,7 +17,7 @@ limitations under the License.
 package unversioned
 
 import (
-	testgroup_k8s_io "k8s.io/kubernetes/cmd/libs/go2idl/client-gen/testdata/apis/testgroup.k8s.io"
+	testgroup_k8s_io "k8s.io/kubernetes/cmd/libs/go2idl/client-gen/test_apis/testgroup.k8s.io"
 	api "k8s.io/kubernetes/pkg/api"
 	watch "k8s.io/kubernetes/pkg/watch"
 )

examples/apiserver/apiserver.go

@@ -20,7 +20,7 @@ import (
 	"fmt"
 	"net"
 
-	"k8s.io/kubernetes/cmd/libs/go2idl/client-gen/testdata/apis/testgroup.k8s.io/v1"
+	"k8s.io/kubernetes/cmd/libs/go2idl/client-gen/test_apis/testgroup.k8s.io/v1"
 	testgroupetcd "k8s.io/kubernetes/examples/apiserver/rest"
 	"k8s.io/kubernetes/pkg/api"
 	"k8s.io/kubernetes/pkg/api/rest"
@@ -30,7 +30,7 @@ import (
 	"k8s.io/kubernetes/pkg/storage/storagebackend"
 
 	// Install the testgroup API
-	_ "k8s.io/kubernetes/cmd/libs/go2idl/client-gen/testdata/apis/testgroup.k8s.io/install"
+	_ "k8s.io/kubernetes/cmd/libs/go2idl/client-gen/test_apis/testgroup.k8s.io/install"
 )
 
 const (

examples/apiserver/apiserver_test.go

@@ -24,7 +24,7 @@ import (
 	"testing"
 	"time"
 
-	"k8s.io/kubernetes/cmd/libs/go2idl/client-gen/testdata/apis/testgroup.k8s.io/v1"
+	"k8s.io/kubernetes/cmd/libs/go2idl/client-gen/test_apis/testgroup.k8s.io/v1"
 
 	"github.com/stretchr/testify/assert"
 	"k8s.io/kubernetes/pkg/api/unversioned"

examples/apiserver/rest/reststorage.go

@@ -17,7 +17,7 @@ limitations under the License.
 package rest
 
 import (
-	"k8s.io/kubernetes/cmd/libs/go2idl/client-gen/testdata/apis/testgroup.k8s.io"
+	"k8s.io/kubernetes/cmd/libs/go2idl/client-gen/test_apis/testgroup.k8s.io"
 	"k8s.io/kubernetes/pkg/api"
 	"k8s.io/kubernetes/pkg/fields"
 	"k8s.io/kubernetes/pkg/labels"