using env vars in testing config to resolve issues with local dev vs …

…ci testing

.devcontainer/Dockerfile

@@ -1,9 +1,2 @@
 FROM elixir:1.17
-
-RUN <<EOF
-apt-get update
-apt-get install -y --no-install-recommends inotify-tools
-rm -rf /var/lib/apt/lists/*
-EOF
-
 WORKDIR /code

.devcontainer/docker-compose.yml

@@ -5,11 +5,17 @@ services:
     environment:
       - POSTGRES_USER=pgranges
       - POSTGRES_PASSWORD=pgranges
+      - POSTGRES_DB=pgranges
   code:
     build:
       context: ..
       dockerfile: .devcontainer/Dockerfile
     command: sleep infinity
+    environment:
+      - POSTGRES_USERNAME=pgranges
+      - POSTGRES_PASSWORD=pgranges
+      - POSTGRES_DATABASE=pgranges
+      - POSTGRES_HOSTNAME=db
     volumes:
       - ..:/code:cached
     depends_on:

.github/workflows/elixir.yml

@@ -28,6 +28,7 @@ jobs:
         env:
           POSTGRES_USER: pgranges
           POSTGRES_PASSWORD: pgranges
+          POSTGRES_DB: pgranges
         options: >-
           --health-cmd pg_isready
           --health-interval 10s
@@ -97,3 +98,8 @@ jobs:
     # Step: Execute the tests.
     - name: Run tests
       run: mix test
+      env:
+        POSTGRES_USERNAME: pgranges
+        POSTGRES_PASSWORD: pgranges
+        POSTGRES_DATABASE: pgranges
+        POSTGRES_HOSTNAME: localhost

config/test.exs

@@ -3,10 +3,10 @@ import Config
 config :elixir, :time_zone_database, Tzdata.TimeZoneDatabase
 
 config :pg_ranges, PgRanges.Repo,
-  username: "pgranges",
-  password: "pgranges",
-  database: "pgranges",
-  hostname: "db",
+  username: System.get_env("POSTGRES_USERNAME", "postgres"),
+  password: System.get_env("POSTGRES_PASSWORD", "postgres"),
+  database: System.get_env("POSTGRES_DATABASE", "postgres"),
+  hostname: System.get_env("POSTGRES_HOSTNAME", "localhost"),
   pool_size: 10,
   pool: Ecto.Adapters.SQL.Sandbox