Migration tests

.github/workflows/build_and_test.yml

@@ -6,11 +6,28 @@ on:
 jobs:
   build:
     runs-on: ubuntu-latest
-    
+
     env:
       Solution_Name: ReplayBrowser.sln
-
+
+    services:
+      postgres:
+        image: postgres:latest
+        env:
+          POSTGRES_USER: postgres
+          POSTGRES_PASSWORD: postgres
+          POSTGRES_DB: ReplayBrowser
+        ports:
+          - 5432:5432
+        options: >-
+          --health-cmd pg_isready
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 5
+
     steps:
+      # SETUP
+
       - name: Checkout
         uses: actions/checkout@v3
 
@@ -22,8 +39,30 @@ jobs:
       - name: Verify .NET Core version
         run: dotnet --version
 
+      - name: Install dotnet-ef
+        run: dotnet tool install --global dotnet-ef
+
+      - name: Verify dotnet-ef version
+        run: dotnet ef --version
+
+      - name: Setup Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: '3.x'
+
       - name: Restore NuGet Packages
         run: dotnet restore ./ReplayBrowser/ReplayBrowser.csproj
 
+      - name: Write appsettings.Secret.json file # This file is used to store the connection string for the database
+        run: echo "{\"ConnectionStrings\":{\"DefaultConnection\":\"Host=postgres;Port=5432;Database=ReplayBrowser;Username=postgres;Password=postgres\"}}" > ./ReplayBrowser/appsettings.Secret.json
+
+      # BUILD AND TEST
+
       - name: Build Solution
-        run: dotnet build ./ReplayBrowser/ReplayBrowser.csproj
+        run: dotnet build ./ReplayBrowser/ReplayBrowser.csproj
+
+      - name: Check pending migrations
+        run: python ./Tools/check_model_pending_changes.py # Exits with 1 if there are pending migrations
+
+      - name: Run Migrations
+        run: dotnet ef database update --project ./ReplayBrowser/ReplayBrowser.csproj

Tools/check_model_pending_changes.py

@@ -0,0 +1,23 @@
+# This script checks if there are any pending changes in the model and if so, it will fail.
+# This is useful to prevent committing changes to the model that are not intended.
+# It uses "dotnet ef migrations has-pending-model-changes"
+# If it exits with "No changes have been made to the model since the last migration.", it means there are no pending changes. Hooraay!
+# If anything else, it means there are pending changes and the script will fail. Booo!
+# Note: The command will output some other output as well, but we are only interested in the message above.
+
+import subprocess
+import sys
+
+def main():
+    command = ['dotnet', 'ef', 'migrations', 'has-pending-model-changes']
+    result = subprocess.run(command, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+    if result.returncode != 0:
+        print(f'Error: {result.stderr.decode("utf-8")}')
+        sys.exit(1)
+
+    output = result.stdout.decode("utf-8")
+    if 'No changes have been made to the model since the last migration.' not in output:
+        print(f'Error: There are pending changes in the model.')
+        sys.exit(1)
+
+    print('No pending changes in the model. Good to go!')