Update test of examples against new releases.

hack/testExamplesAgainstKustomize.sh

@@ -12,11 +12,22 @@ version=$1
 # All hack scripts should run from top level.
 . hack/shellHelpers.sh
 
+echo "Installing kustomize ${version}"
+
+# Always rebuild, never assume the installed verion is
+# the right one to test.
+rm -f $(go env GOPATH)/bin/kustomize
+if [ "$version" == "HEAD" ]; then
+  (cd kustomize; go install .)
+else
+  GO111MODULE=on go get sigs.k8s.io/kustomize/kustomize/v3@${version}
+fi
+
 # TODO: change the label?
 # We test against the latest release, and HEAD, and presumably
 # any branch using this label, so it should probably get
 # a new value.
-mdrip --mode test --blockTimeOut 9m \
+mdrip --mode test --blockTimeOut 15m \
     --label testAgainstLatestRelease examples
 
 # TODO: make work for non-linux
@@ -28,4 +39,10 @@ if onLinuxAndNotOnRemoteCI; then
   mdrip --mode test --label helmtest examples/chart.md
 fi
 
+# Force outside logic to rebuild kustomize rather than
+# rely on whatever this script just did.  Tests should
+# be order independent.
+echo "Removing kustomize ${version}"
+rm $(go env GOPATH)/bin/kustomize
+
 echo "Example tests passed against ${version}."