Create GitHub action

.github/workflows/mix-test.yml

@@ -0,0 +1,49 @@
+name: Elixir CI
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+
+    name: Build and test
+    runs-on: ubuntu-latest
+
+    services:
+      postgres:
+        image: postgres
+        env:
+          POSTGRES_PASSWORD: postgres
+        options: >-
+          --health-cmd pg_isready
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 5
+        ports:
+          - 5432:5432
+
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Elixir
+      uses: actions/setup-elixir@v1
+      with:
+        elixir-version: '1.10.3' # Define the elixir version [required]
+        otp-version: '22.3' # Define the OTP version [required]
+    - name: Restore dependencies cache
+      uses: actions/cache@v2
+      with:
+        path: deps
+        key: ${{ runner.os }}-mix-${{ hashFiles('**/mix.lock') }}
+        restore-keys: ${{ runner.os }}-mix-
+    - name: Install dependencies
+      run: mix deps.get
+    - name: Create DB
+      run: mix ecto.create
+      env:
+        MIX_ENV: test
+    - name: Run tests
+      run: mix test

test/support/repo_case.ex

@@ -1,20 +1,23 @@
 defmodule EctoResource.RepoCase do
   use ExUnit.CaseTemplate
 
+  alias Ecto.Integration.TestRepo
+
   using do
     quote do
-      alias EctoResource.TestRepo, as: Repo
+      alias Ecto.Integration.TestRepo, as: Repo
+      # alias EctoResource.TestRepo, as: Repo
       import Ecto
       import Ecto.Query
       import EctoResource.RepoCase
     end
   end
 
   setup tags do
-    :ok = Ecto.Adapters.SQL.Sandbox.checkout(EctoResource.TestRepo)
+    :ok = Ecto.Adapters.SQL.Sandbox.checkout(TestRepo)
 
     unless tags[:async] do
-      Ecto.Adapters.SQL.Sandbox.mode(EctoResource.TestRepo, {:shared, self()})
+      Ecto.Adapters.SQL.Sandbox.mode(TestRepo, {:shared, self()})
     end
 
     :ok

test/test_helper.exs

@@ -1,2 +1,31 @@
 ExUnit.start()
-Ecto.Adapters.SQL.Sandbox.mode(EctoResource.TestRepo, :manual)
+# Ecto.Adapters.SQL.Sandbox.mode(EctoResource.TestRepo, :manual)
+
+alias Ecto.Integration.TestRepo
+
+Application.put_env(
+  :ecto,
+  TestRepo,
+  adapter: Ecto.Adapters.Postgres,
+  url: System.get_env("DATABASE_URL", "ecto://localhost/ecto_network_test"),
+  pool: Ecto.Adapters.SQL.Sandbox
+)
+
+defmodule Ecto.Integration.TestRepo do
+  use Ecto.Repo,
+    otp_app: :ecto,
+    adapter: Ecto.Adapters.Postgres
+end
+
+{:ok, _} = Ecto.Adapters.Postgres.ensure_all_started(TestRepo, :temporary)
+
+_ = Ecto.Adapters.Postgres.storage_down(TestRepo.config())
+:ok = Ecto.Adapters.Postgres.storage_up(TestRepo.config())
+
+{:ok, _pid} = TestRepo.start_link()
+
+Code.require_file("ecto_migration.exs", __DIR__)
+
+:ok = Ecto.Migrator.up(TestRepo, 0, Ecto.Integration.Migration, log: false)
+Ecto.Adapters.SQL.Sandbox.mode(TestRepo, :manual)
+Process.flag(:trap_exit, true)