DAO integration test with TestContainers , Spring boot , Liquibase and PostgresSQL

We will cover here how to do DAO integration test when you have spring boot application with PostgreSQL DB and liquibase for schema versioning , last time we have explained how to do the same without liquibase using embedded PostgreSQL in this post but this time we will do the same but using docker with test containers which will apply your liquibase changes and making sure you DAO integration test has the same environment as production database environment if you are using docker for your data base in production .

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Spring boot with embedded PostgreSQL for DAO integration/unit testing and local development

Here we will go through how to use embedded PostgreSQL in you local development environment plus how to use it for DAO integration/unit testing if you have are using PostgreSQL as your production database , you DAO testing should use the same database as your production one to have behavior consistency and same environment precondition.

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