test(docker, kubernetes): execute integration tests

Signed-off-by: Jacob LeGrone <git@jacob.work>

.gitignore

@@ -6,3 +6,9 @@ vendor/
 __pycache__/
 /duffle
 .vscode/settings.json
+
+# Test Output
+kind-kubeconfig.yaml
+coverage.*
+report.xml
+go_test.log

Makefile

@@ -16,17 +16,14 @@ build:
 test:
 	go test ./...
 
-.PHONY: integration-test
-integration-test:
-	go test -tags integration ./...
-
 .PHONY: lint
 lint:
 	golangci-lint run --config ./golangci.yml
 
-HAS_GOLANGCI     := $(shell $(CHECK) golangci-lint)
+HAS_GOLANGCI := $(shell $(CHECK) golangci-lint)
 GOLANGCI_VERSION := v1.21.0
-
+HAS_KIND := $(shell $(CHECK) kind)
+HAS_KUBECTL := $(shell $(CHECK) kubectl)
 HAS_GOCOV_XML := $(shell command -v gocov-xml;)
 HAS_GOCOV := $(shell command -v gocov;)
 HAS_GO_JUNIT_REPORT := $(shell command -v go-junit-report;)
@@ -38,6 +35,12 @@ bootstrap:
 ifndef HAS_GOLANGCI
 	curl -sfL https://install.goreleaser.com/github.com/golangci/golangci-lint.sh | sh -s -- -b $(GOPATH)/bin $(GOLANGCI_VERSION)
 endif
+ifndef HAS_KIND
+	go get sigs.k8s.io/kind@v0.6.0
+endif
+ifndef HAS_KUBECTL
+	echo "Follow instructions at https://kubernetes.io/docs/tasks/tools/install-kubectl/ to install kubectl."
+endif
 ifndef HAS_GOCOV_XML
 	go get github.com/AlekSi/gocov-xml
 endif
@@ -50,6 +53,4 @@ endif
 
 .PHONY: coverage
 coverage:
-	go test -v -coverprofile=coverage.txt -covermode count ./... 2>&1 | go-junit-report > report.xml
-	gocov convert coverage.txt > coverage.json
-	gocov-xml < coverage.json > coverage.xml
+	./e2e-kind.sh

azure-pipelines.yml

@@ -20,16 +20,18 @@ steps:
 
 - script: |
     go version
-    make bootstrap build test lint coverage
+    go get sigs.k8s.io/kind@v0.6.0
+    make bootstrap build lint coverage
   workingDirectory: '$(modulePath)'
   displayName: 'Get dependencies, build, test'
 
 - task: PublishTestResults@2
   inputs:
     testRunner: JUnit
     testResultsFiles: $(System.DefaultWorkingDirectory)/**/report.xml
+    failTaskOnFailedTests: true
 
 - task: PublishCodeCoverageResults@1
   inputs:
     codeCoverageTool: Cobertura 
-    summaryFileLocation: $(System.DefaultWorkingDirectory)/**/coverage.xml
+    summaryFileLocation: $(System.DefaultWorkingDirectory)/**/coverage.xml

driver/kubernetes/kubernetes_integration_test.go

@@ -4,6 +4,7 @@ package kubernetes
 
 import (
 	"bytes"
+	"os"
 	"testing"
 
 	"github.com/cnabio/cnab-go/bundle"
@@ -12,10 +13,10 @@ import (
 )
 
 func TestDriver_Run_Integration(t *testing.T) {
-	namespace := "default"
 	k := &Driver{}
 	k.SetConfig(map[string]string{
-		"KUBE_NAMESPACE": namespace,
+		"KUBE_NAMESPACE": "default",
+		"KUBECONFIG":     os.Getenv("KUBECONFIG"),
 	})
 	k.ActiveDeadlineSeconds = 60
 

e2e-kind.sh

@@ -0,0 +1,73 @@
+#!/usr/bin/env bash
+
+# Adapted from https://github.com/helm/chart-testing/blob/b8572749f073372c64323618ca13255677376e0d/e2e-kind.sh
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+CLUSTER_NAME=cnab-go-testing
+readonly CLUSTER_NAME
+
+K8S_VERSION=v1.15.3
+readonly K8S_VERSION
+
+KIND_KUBECONFIG="$PWD/kind-kubeconfig.yaml"
+readonly KIND_KUBECONFIG
+
+GO_TEST_COMMAND="go test -tags=integration -v -coverprofile=coverage.txt -covermode count ./..."
+readonly GO_TEST_COMMAND
+
+GO_TEST_LOG="go_test.log"
+readonly GO_TEST_LOG
+
+create_kind_cluster() {
+    kind create cluster \
+      --name "$CLUSTER_NAME" \
+      --image "kindest/node:$K8S_VERSION" \
+      --kubeconfig "$KIND_KUBECONFIG" \
+      --wait 300s
+
+    kubectl cluster-info --kubeconfig $KIND_KUBECONFIG
+    echo
+
+    kubectl get nodes --kubeconfig $KIND_KUBECONFIG
+    echo
+
+    echo 'Cluster ready!'
+    echo
+}
+
+test_e2e() {
+    echo "Running $GO_TEST_COMMAND"
+
+    KUBECONFIG="$KIND_KUBECONFIG" $GO_TEST_COMMAND >"$GO_TEST_LOG" 2>&1
+    echo
+}
+
+print_versions() {
+    echo "kind version: $(kind version)"
+    echo "kubectl version: $(kubectl version)"
+}
+
+cleanup() {
+    cat "$GO_TEST_LOG"
+    echo
+
+    cat "$GO_TEST_LOG" | go-junit-report > report.xml
+    gocov convert coverage.txt > coverage.json
+    gocov-xml < coverage.json > coverage.xml
+
+    kind delete cluster --name "$CLUSTER_NAME"
+    echo 'Done!'
+}
+
+main() {
+    trap cleanup EXIT
+
+    print_versions
+    create_kind_cluster
+    test_e2e
+}
+
+main