Circle 2.0 Integration Tests With Docker Compose

circle.yml

docker:
  - image: keen/build-scala:master
# Setup docker now that we need it.
- setup_remote_docker
- run:
    name: Dockerhub login
    command: docker login -e $DOCKER_EMAIL -u $DOCKER_USER -p $DOCKER_PASS

# Setup and run integration tests.
- run:
    name: Start integration envrionment.
    command: make compose-it
- run:
    name: Integration tests
    command: make it-ci
- store_test_results:
    path: target/it/test-reports/

Makefile

compose-it: #: Compose dependencies for integration tests.
	docker-compose -f docker-compose.yaml up -d
	# Give the services a chance to start up.
	sleep 45
  
it: #: Run integration tests
	sbt ci:test
  
it-ci: #: Setup up and run integration tests in ci.
	docker create --name it \
	# Run on the compose network.
	--network dependencies_default \
	# Link to the containers you depend on.
	--link api1 \
	--link api2 \
	# Pass required environment variables.
	-e AWS_ACCESS_KEY_ID -e AWS_SECRET_ACCESS_KEY \
	# Change working directory
	-w /build \
	# Use the same build image we are using for the parent.
	keen/build-scala:master \
	# Run the integration tests.
	make it
	# Copy the entire build context into the container.
	docker cp . it:/build
	# Copy the caches from the parent since we already did a compile and unit tests.
	docker cp ~/.sbt it:/root
	docker cp ~/.ivy2 it:/root
	# Now that everything is configured and copied, execute the container.
	docker start -a it
	# Copy out the test results.
	docker cp it:/build/target/test-reports target/it/