Fix 1.8 CI gate (#9423)

.travis.yml

@@ -7,14 +7,18 @@ install:
 - export PATH=$GOPATH/bin:$PATH
 - mkdir -p $HOME/gopath/src/k8s.io
 - mv $TRAVIS_BUILD_DIR $HOME/gopath/src/k8s.io/website
+- cd $HOME/gopath/src/k8s.io/website
 
 # (1) Fetch dependencies for us to run the tests in test/examples_test.go
-- go get -t -v k8s.io/website/test
+- pushd $GOPATH/src/k8s.io && git clone https://github.com/kubernetes/kubernetes && popd
+- pushd $GOPATH/src/k8s.io/kubernetes && git checkout release-1.8 && popd
 
-# Simplified deduplication of dependencies.
+# (2) Simplified deduplication of dependencies.
 - cp -L -R $GOPATH/src/k8s.io/kubernetes/vendor/ $GOPATH/src/
 - rm -r $GOPATH/src/k8s.io/kubernetes/vendor/
 
+- go get -t -v k8s.io/website/test
+
 script:
 - go test -v k8s.io/website/test
 - ./verify-docs-format.sh

test/examples_test.go

@@ -39,8 +39,8 @@ import (
 	autoscaling_validation "k8s.io/kubernetes/pkg/apis/autoscaling/validation"
 	"k8s.io/kubernetes/pkg/apis/batch"
 	batch_validation "k8s.io/kubernetes/pkg/apis/batch/validation"
-	api "k8s.io/kubernetes/pkg/apis/core"
-	"k8s.io/kubernetes/pkg/apis/core/validation"
+	api "k8s.io/kubernetes/pkg/api"
+	"k8s.io/kubernetes/pkg/api/validation"
 	"k8s.io/kubernetes/pkg/apis/extensions"
 	ext_validation "k8s.io/kubernetes/pkg/apis/extensions/validation"
 	"k8s.io/kubernetes/pkg/apis/policy"
@@ -49,7 +49,7 @@ import (
 	storagevalidation "k8s.io/kubernetes/pkg/apis/storage/validation"
 	"k8s.io/kubernetes/pkg/capabilities"
 	"k8s.io/kubernetes/pkg/registry/batch/job"
-	schedulerapilatest "k8s.io/kubernetes/pkg/scheduler/api/latest"
+	schedulerapilatest "k8s.io/kubernetes/plugin/pkg/scheduler/api/latest"
 )
 
 func validateObject(obj runtime.Object) (errors field.ErrorList) {