[n/a] Update testing docs. Add codecept helpers (#86)

* [n/a] Update testing docs. Add codecept helpers

* [n/a] Lock Mysql version to fix failing codecept action

See: craftcms/.github@923aaf7

.ddev/commands/web/codecept.sh

@@ -0,0 +1,3 @@
+## Usage: codecept
+## Description: Run codeception for this project
+vendor/bin/codecept "$@"

.github/workflows/codecept.yml

@@ -31,7 +31,7 @@ jobs:
         options: --health-cmd pg_isready --health-interval 10s --health-timeout 5s --health-retries 3
       # Install MySQL
       mysql:
-        image: bitnami/mysql:latest
+        image: bitnami/mysql:8.0.37
         env:
           MYSQL_ROOT_PASSWORD: mysecretpassword
           MYSQL_DATABASE: craft_test

codeception.yml

@@ -21,3 +21,13 @@ modules:
       cleanup: true
       transaction: true
       dbSetup: { clean: true, setupCraft: true }
+env:
+  # Call codecept run <command> --env fast
+  # Skips slow DB tasks. Test must be run without the --env
+  # flag at least once before this will work properly.
+  fast:
+    modules:
+      config:
+        \craft\test\Craft:
+          # Don't clean out the database
+          dbSetup: { clean: false, setupCraft: false, applyMigrations: false }

docs/testing.md

@@ -6,18 +6,32 @@ nav_order: 7
 
 # Testing
 
-This repo utilizes Docker in order to run the test suite.
+This repo utilizes DDEV in order to run the test suite locally. 
 
-1. Install [Docker Desktop for Mac](https://docs.docker.com/docker-for-mac/install/).
+Tests are run in GitHub Actions when PRs are opened.  
 
-2. Build the containers
+### Install DDEV
+ [DDEV](https://ddev.com/).
 
-    Run `docker-compose build`. This will take a little while.
+### Launch DDEV
+```
+ddev start
+```
 
-3. Run the app
+### Run the tests
 
-    Run `docker-compose up`.
+```
+# Run all tests
+ddev codecept run unit
 
-4. Run the tests
+# Run specific test
+ddev codecept run unit PartsKitTest
 
-    Run `bin/codecept run`
+# Run without database setup (must run without env flag first)
+ddev codecept run unit PartsKitTest --env fast
+
+```
+
+Run specific tests 
+```
+```