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Postgres and Redis container services for e2e tests in Github actions

September 8, 2021

For e2e testing we need database connection, provisioning container service for Postgres database can be automated using Github actions. Environment variable for connection string for newly created database can be set in the step for running e2e tests. The same goes for Redis instance.

# ...
jobs:
build:
# Container must run in Linux-based operating systems
runs-on: ubuntu-latest
# Image from Docker hub
container: node:16.3.0-alpine3.13
# ...
strategy:
matrix:
# ...
database-name:
- e2e-testing-db
database-user:
- username
database-password:
- password
database-host:
- postgres
database-port:
- 5432
redis-host:
- redis
redis-port:
- 6379
services:
postgres:
image: postgres:latest
env:
POSTGRES_DB: ${{ matrix.database-name }}
POSTGRES_USER: ${{ matrix.database-user }}
POSTGRES_PASSWORD: ${{ matrix.database-password }}
ports:
- ${{ matrix.database-port }}:${{ matrix.database-port }}
# Set health checks to wait until postgres has started
options:
--health-cmd pg_isready
--health-interval 10s
--health-timeout 5s
--health-retries 5
redis:
image: redis
# Set health checks to wait until redis has started
options: >-
--health-cmd "redis-cli ping"
--health-interval 10s
--health-timeout 5s
--health-retries 5
steps:
# ...
- run: npm run test:e2e
env:
DATABASE_URL: postgres://${{ matrix.database-user }}:${{ matrix.database-password }}@${{ matrix.database-host }}:${{ matrix.database-port }}/${{ matrix.database-name }}
REDIS_URL: redis://${{ matrix.redis-host }}:${{ matrix.redis-port }}
# ...
2020

 

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