dhilst · May 25, 2021

Faster tests with tmpfs Database and Docker

0Sign in to vote or save

This page cannot be shown here. You can still read it on the original site — the toolbar below keeps your place in the directory.

Here is how to creating a Postgres database in memory for testing! On your docker-compose replace the volume folder by a tmpfs entry, and you’re done. diff --git a/src/docker-compose-dev.yml b/src/docker-compose-dev.yml index ead4090..7a10881 100644 --- a/src/docker-compose-dev.yml +++ b/src/docker-compose-dev.yml @@ -82,4 +82,5 @@ services: volumes: - - pg_dbdata:/var/lib/postgresql/data -…

Here is how to creating a Postgres database in memory for testing!

On your docker-compose replace the volume folder by a tmpfs entry, and you’re done.

diff --git a/src/docker-compose-dev.yml b/src/docker-compose-dev.yml
index ead4090..7a10881 100644
--- a/src/docker-compose-dev.yml
+++ b/src/docker-compose-dev.yml
@@ -82,4 +82,5 @@ services:
     volumes:
-      - pg_dbdata:/var/lib/postgresql/data
       - ${PWD}/scripts/db/init/:/docker-entrypoint-initdb.d/
+    tmpfs:
+      - /var/lib/postgresql/data
     networks:

There are some drawbacks, the database will be reseted when the host machine is rebooted, but for automating test this is okay! :)

Cheers!

Read on dhilst.github.com ↗

Comments

Nothing yet. Say the first thing.