Run project-specific Drall during tests

.docker/main/.profile

@@ -0,0 +1 @@
+PATH=$(echo "$PATH" | sed -e "s/:\/opt\/drupal\/vendor\/bin//")

.docker/main/Dockerfile

@@ -13,8 +13,10 @@ RUN cp "$PHP_INI_DIR/php.ini-development" "$PHP_INI_PATH" \
 RUN docker-php-ext-configure pcntl --enable-pcntl \
   && docker-php-ext-install pcntl
 
-# Provision Drall.
 COPY . /opt/drall
-
-# Provision Drupal.
 COPY Makefile /opt/drupal/Makefile
+COPY Makefile /opt/no-drupal/Makefile
+COPY Makefile /opt/empty-drupal/Makefile
+
+RUN echo ". /opt/drall/.docker/main/.profile" >> /root/.profile
+RUN echo ". /opt/drall/.docker/main/.profile" >> /root/.bashrc

.docker/main/composer.json → .docker/main/drupal/composer.json

@@ -1,13 +1,7 @@
 {
-    "name": "jigarius/drall-demo",
-    "description": "A Drupal demo site for developing and testing Drall.",
+    "description": "A Drupal multi-site installation for developing and testing Drall.",
     "type": "project",
     "license": "GPL-2.0-or-later",
-    "homepage": "https://www.drupal.org/project/drupal",
-    "support": {
-        "docs": "https://www.drupal.org/docs/user_guide/en/index.html",
-        "chat": "https://www.drupal.org/node/314178"
-    },
     "repositories": [
         {
             "type": "composer",

.docker/main/drupal/web/sites/sites.bad.php

@@ -0,0 +1,9 @@
+<?php
+
+/**
+ * @file
+ * Site group containing sites that don't exist.
+ */
+
+$sites['shredder.com'] = 'shredder';
+$sites['foot.com'] = 'foot';

.docker/main/empty-drupal/composer.json

@@ -0,0 +1,76 @@
+{
+    "description": "A Drupal installation with no sites.",
+    "type": "project",
+    "license": "GPL-2.0-or-later",
+    "repositories": [
+        {
+            "type": "composer",
+            "url": "https://packages.drupal.org/8"
+        },
+        {
+            "type": "path",
+            "url": "/opt/drall",
+            "options": {
+                "symlink": false
+            }
+        }
+    ],
+    "require": {
+        "composer/installers": "^2",
+        "drupal/core-composer-scaffold": "*",
+        "drupal/core-recommended": "^11",
+        "drupal/core-vendor-hardening": "*",
+        "jigarius/drall": "*"
+    },
+    "conflict": {
+        "drupal/drupal": "*"
+    },
+    "minimum-stability": "dev",
+    "prefer-stable": true,
+    "config": {
+        "sort-packages": true,
+        "allow-plugins": {
+            "composer/installers": true,
+            "drupal/core-composer-scaffold": true,
+            "drupal/core-project-message": true,
+            "drupal/core-vendor-hardening": true,
+            "dealerdirect/phpcodesniffer-composer-installer": true
+        }
+    },
+    "extra": {
+        "drupal-scaffold": {
+            "locations": {
+                "web-root": "web/"
+            }
+        },
+        "installer-paths": {
+            "web/core": [
+                "type:drupal-core"
+            ],
+            "web/libraries/{$name}": [
+                "type:drupal-library"
+            ],
+            "web/modules/contrib/{$name}": [
+                "type:drupal-module"
+            ],
+            "web/profiles/contrib/{$name}": [
+                "type:drupal-profile"
+            ],
+            "web/themes/contrib/{$name}": [
+                "type:drupal-theme"
+            ],
+            "drush/Commands/contrib/{$name}": [
+                "type:drupal-drush"
+            ],
+            "web/modules/custom/{$name}": [
+                "type:drupal-custom-module"
+            ],
+            "web/profiles/custom/{$name}": [
+                "type:drupal-custom-profile"
+            ],
+            "web/themes/custom/{$name}": [
+                "type:drupal-custom-theme"
+            ]
+        }
+    }
+}

.docker/main/empty-drupal/web/sites/sites.php

@@ -0,0 +1,3 @@
+<?php
+
+$sites = [];

.docker/main/no-drupal/composer.json

@@ -0,0 +1,29 @@
+{
+  "description": "Project that contains Drall without Drupal.",
+  "type": "project",
+  "license": "GPL-2.0-or-later",
+  "repositories": [
+    {
+      "type": "composer",
+      "url": "https://packages.drupal.org/8"
+    },
+    {
+      "type": "path",
+      "url": "/opt/drall",
+      "options": {
+        "symlink": false
+      }
+    }
+  ],
+  "require": {
+    "jigarius/drall": "*"
+  },
+  "minimum-stability": "dev",
+  "prefer-stable": true,
+  "config": {
+    "sort-packages": true,
+    "allow-plugins": {
+      "composer/installers": true
+    }
+  }
+}

.github/workflows/validation.yml

@@ -15,9 +15,6 @@ jobs:
       - uses: shivammathur/setup-php@v2
         with:
           php-version: ${{ matrix.php-versions }}
-      - name: Path Setup
-        run: |
-          echo "/opt/drupal/vendor/bin" >> $GITHUB_PATH
       - name: Determine Composer Cache Directory
         id: composer-cache
         run: |

Makefile

@@ -4,18 +4,23 @@ ssh:
 
 
 .PHONY: provision
-provision: provision/drall provision/drupal
+provision: provision/env provision/drall provision/no-drupal provision/empty-drupal provision/drupal
+
+
+.PHONY: provision/env
+provision/env:
+	cp /opt/drall/bin/drall-launcher /usr/local/bin/drall
 
 
 .PHONY: provision/drupal
 provision/drupal:
 	mkdir -p /opt/drupal
-	cp /opt/drall/.docker/main/composer.json /opt/drupal/ || echo "Skipping drupal/composer.json"
+
+	cp /opt/drall/.docker/main/drupal/composer.json /opt/drupal/ || echo "Skipping: drupal/composer.json"
 	rm -f /opt/drupal/composer.lock
 	composer --working-dir=/opt/drupal install --no-progress
-
-	cp -r /opt/drall/.docker/main/drush /opt/drupal/ || echo "Skipping drush directory."
-	cp -r /opt/drall/.docker/main/sites /opt/drupal/web/ || echo "Skipping sites directory."
+	cp -r /opt/drall/.docker/main/drupal/drush /opt/drupal/ || echo "Skipping: drupal/drush"
+	cp -r /opt/drall/.docker/main/drupal/web/sites /opt/drupal/web/ || echo "Skipping: drupal/web/sites"
 
 	mkdir -p /opt/drupal/web/sites/default
 	mkdir -p /opt/drupal/web/sites/donnie
@@ -29,9 +34,27 @@ provision/drupal:
 	cp /opt/drupal/web/sites/default/default.settings.php /opt/drupal/web/sites/mikey/settings.php
 	cp /opt/drupal/web/sites/default/default.settings.php /opt/drupal/web/sites/ralph/settings.php
 
+	@echo ''
 	@echo 'Drupal databases can be provisioned with: make provision/drupal/database'
 
 
+.PHONY: provision/no-drupal
+provision/no-drupal:
+	mkdir -p /opt/no-drupal
+	cp /opt/drall/.docker/main/no-drupal/composer.json /opt/no-drupal/ || echo "Skipping: no-drupal/composer.json"
+	rm -f /opt/no-drupal/composer.lock
+	composer --working-dir=/opt/no-drupal install --no-progress
+
+
+.PHONY: provision/empty-drupal
+provision/empty-drupal:
+	mkdir -p /opt/empty-drupal
+	cp /opt/drall/.docker/main/empty-drupal/composer.json /opt/empty-drupal/ || echo "Skipping: empty-drupal/composer.json"
+	rm -f /opt/empty-drupal/composer.lock
+	composer --working-dir=/opt/empty-drupal install --no-progress
+	cp /opt/drall/.docker/main/empty-drupal/web/sites/sites.php /opt/empty-drupal/web/sites/sites.php
+
+
 .PHONY: provision/drupal/database
 provision/drupal/database:
 	rm -f web/sites/*/settings.php
@@ -56,17 +79,14 @@ provision/drupal/database:
 provision/drall:
 	composer install --working-dir=/opt/drall --no-progress
 
-	# The GitHub Action shivammathur/setup-php@v2 gives higher priority to
-  # the executables present in /opt/drall/vendor/bin. Thus, we remove
-  # Drush from this directory to force /opt/drupal/vendor/bin/drush.
-	rm -f /opt/drall/vendor/bin/drush
-
 
 # Due to the way Composer works, jigarius/drall cannot be symlinked into
 # the Drupal setup used for development. Thus, after every change made to
 # Drall, it must be re-installed inside the Drupal installation.
 .PHONY: refresh
 refresh:
+	rsync -Ervu --inplace --delete --exclude=.coverage --exclude=.phpunit.cache --exclude=.idea --exclude=.git --exclude=vendor /opt/drall/ /opt/no-drupal/vendor/jigarius/drall/
+	rsync -Ervu --inplace --delete --exclude=.coverage --exclude=.phpunit.cache --exclude=.idea --exclude=.git --exclude=vendor /opt/drall/ /opt/empty-drupal/vendor/jigarius/drall/
 	rsync -Ervu --inplace --delete --exclude=.coverage --exclude=.phpunit.cache --exclude=.idea --exclude=.git --exclude=vendor /opt/drall/ /opt/drupal/vendor/jigarius/drall/
 
 
@@ -92,17 +112,8 @@ test:
 
 .PHONY: info
 info:
-	@cd $(DRUPAL_PATH)
+	@echo "Path: $(PATH)"
+	@echo "PWD: $(PWD)"
 	@echo "Drupal path: $(DRUPAL_PATH)"
-
-	which php
-	@php --version
-
-	which composer
 	@composer --version
-
-	which drush
-	@drush --version
-
 	which drall
-	@drall --version

bin/drall-launcher

@@ -0,0 +1,17 @@
+#!/usr/bin/env bash
+
+set -e
+
+dir=$(pwd)
+while [ "$dir" != "/" ]; do
+    if [ -x "$dir/vendor/bin/drall" ]; then
+        "$dir/vendor/bin/drall" "$@"
+        break
+    fi
+    dir=$(dirname "$dir")
+done
+
+if [ "$dir" == "/" ]; then
+  echo "Drall executable not found."
+  exit 1
+fi

docker-compose.yml

@@ -11,11 +11,9 @@ services:
       - "8080:80"
     volumes:
       - .:/opt/drall
-      - .docker/main/sites/sites.php:/opt/drupal/web/sites/sites.php
-      - .docker/main/sites/sites.reddish.php:/opt/drupal/web/sites/sites.reddish.php
-      - .docker/main/sites/sites.bluish.php:/opt/drupal/web/sites/sites.bluish.php
-      - .docker/main/composer.json:/opt/drupal/composer.json
-      - .docker/main/drush:/opt/drupal/drush
+      - .docker/main/drupal/composer.json:/opt/drupal/composer.json
+      - ./Makefile:/opt/no-drupal/Makefile
+      - ./Makefile:/opt/empty-drupal/Makefile
       - ./Makefile:/opt/drupal/Makefile
     environment:
       - DRALL_ENVIRONMENT=development

src/Service/SiteDetector.php

@@ -105,6 +105,10 @@ public function getSiteAliases(
     ?string $group = NULL,
     ?string $filter = NULL,
   ): array {
+    // Use Drupal Finder to ensure that the Drupal is installed. This ensures
+    // consistency in errors raised by methods that depend on sites.*.php.
+    $this->drupalFinder()->getDrupalRoot();
+
     $result = array_values($this->siteAliasManager()->getMultiple());
 
     if ($group) {
@@ -158,13 +162,7 @@ public function getSiteAliasNames(
    *   Path/to/drush.
    */
   public function getDrushPath(): string {
-    if (!$vendorDir = $this->drupalFinder->getVendorDir()) {
-      // This should only happen when drall is installed globally and not in a
-      // specific Drupal project.
-      return 'drush';
-    }
-
-    return "$vendorDir/bin/drush";
+    return $this->drupalFinder->getVendorDir() . "/bin/drush";
   }
 
   private function getSitesFile($group = NULL): ?SitesFile {