[test] Runs cross platform build to ensure all the checks pass

 - Test PR for knative#157
 /hold

openshift/e2e-tests-openshift.sh

@@ -25,7 +25,8 @@ readonly SERVING_NAMESPACE="knative-serving"
 readonly SERVICEMESH_NAMESPACE="istio-system"
 readonly E2E_TIMEOUT="60m"
 readonly E2E_PARALLEL="1"
-
+readonly CS_NS="openshift-marketplace"
+readonly OPERATOR_NS="openshift-operators"
 env
 
 function scale_up_workers(){
@@ -196,7 +197,21 @@ EOF
 }
 
 function deploy_serverless_operator(){
-  oc apply -f openshift/serverless/operator-install.yaml
+  git clone https://github.com/openshift-knative/serverless-operator.git /tmp/serverless-operator
+  /tmp/serverless-operator/hack/catalog.sh | oc apply -n $CS_NS -f -
+  cat <<-EOF | kubectl apply -f -
+apiVersion: operators.coreos.com/v1alpha1
+kind: Subscription
+metadata:
+  name: serverless-operator-sub
+  generateName: serverless-operator-
+  namespace: $OPERATOR_NS
+spec:
+  source: serverless-operator
+  sourceNamespace: $CS_NS
+  name: serverless-operator
+  channel: techpreview
+EOF
 }
 
 function enable_knative_interaction_with_registry() {
@@ -213,7 +228,13 @@ function enable_knative_interaction_with_registry() {
 
 function build_knative_client() {
   failed=0
-  ./hack/build.sh -f || failed=1
+  # run this cross platform build to ensure all the checks pass (as this is done while building artifacts)
+  ./hack/build.sh -x || failed=1
+
+  if [[ $failed -eq 0 ]]; then
+    mv kn-linux-amd64 kn
+  fi
+
   return $failed
 }
 

openshift/serverless/operator-install.yaml

@@ -1,3 +1,17 @@
+# Copyright 2019 The OpenShift Knative Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 apiVersion: operators.coreos.com/v1
 kind: CatalogSourceConfig
 metadata: