Generate xUnit compatible test results for unit and integration tests (…

…elastic#1724)

* Add xUnit compatible output for unit and integration tests

* Add example of output to test on Jenkins

* Create integration-tests.xml

* Update make target for CI

* Add xUnit compatible test reports to PR job

* Revert "Create integration-tests.xml"

This reverts commit 313d8a6.

* Revert "Add example of output to test on Jenkins"

This reverts commit bdd7664.

Makefile

@@ -101,10 +101,19 @@ clean:
 unit: clean
 	go test ./pkg/... ./cmd/... -coverprofile cover.out
 
+unit_xml: clean
+	go test --json ./pkg/... ./cmd/... -coverprofile cover.out > unit-tests.json
+	gotestsum --junitfile unit-tests.xml --raw-command cat unit-tests.json
+
 integration: GO_TAGS += integration
 integration: clean generate
 	go test -tags='$(GO_TAGS)' ./pkg/... ./cmd/... -coverprofile cover.out
 
+integration_xml: GO_TAGS += integration
+integration_xml: clean generate
+	go test -tags='$(GO_TAGS)' --json ./pkg/... ./cmd/... -coverprofile cover.out > integration-tests.json
+	gotestsum --junitfile integration-tests.xml --raw-command cat integration-tests.json
+
 check-fmt:
 ifneq ($(shell goimports -l pkg cmd),)
 	$(error Invalid go formatting. Please run `make fmt`)
@@ -338,7 +347,7 @@ e2e-local:
 ##  --    Continuous integration    --  ##
 ##########################################
 
-ci: dep-vendor-only check-fmt lint generate check-local-changes unit integration e2e-compile docker-build
+ci: dep-vendor-only check-fmt lint generate check-local-changes unit_xml integration_xml e2e-compile docker-build
 
 # Run e2e tests in a dedicated cluster.
 ci-e2e: dep-vendor-only run-deployer install-crds apply-psp e2e

build/ci/Dockerfile

@@ -6,6 +6,7 @@ ENV GCLOUD_VERSION=232.0.0
 ENV KUBECTL_VERSION=1.13.6
 ENV DOCKER_VERSION=18.03.1-ce
 ENV GOLANGCILINT_VERSION=1.17.1
+ENV GOTESTSUM_VERSION=0.3.5
 
 # Download required golang tools
 RUN go get github.com/golang/dep/cmd/dep golang.org/x/tools/cmd/goimports
@@ -50,6 +51,12 @@ RUN apt-get update && apt-get --no-install-recommends -y install \
 # Download Azure CLI
 RUN curl -sSL https://aka.ms/InstallAzureCLIDeb | bash
 
+# Install gotestsum to generate xUnit compatible XML for tests
+RUN curl -fsSLO https://github.com/gotestyourself/gotestsum/releases/download/v${GOTESTSUM_VERSION}/gotestsum_${GOTESTSUM_VERSION}_linux_amd64.tar.gz && \
+    tar xzf gotestsum_${GOTESTSUM_VERSION}_linux_amd64.tar.gz && \
+    mv gotestsum /usr/local/bin/gotestsum && chmod +x /usr/local/bin/gotestsum && \
+    rm gotestsum_${GOTESTSUM_VERSION}_linux_amd64.tar.gz
+
 # Add Go dependencies to Docker image
 WORKDIR /go/src/github.com/elastic/cloud-on-k8s
 COPY Gopkg.lock .

build/ci/pr/Jenkinsfile

@@ -41,6 +41,8 @@ pipeline {
                     steps {
                         createConfig()
                         sh 'make -C build/ci TARGET=ci ci'
+                        junit "unit-tests.xml"
+                        junit "integration-tests.xml"
                     }
                 }
                 stage("Run smoke E2E tests") {