Switch tests to SQLite to remove the need for MySQL server

.github/workflows/build-ci.yml

@@ -22,15 +22,6 @@ jobs:
                 php:
                     - '8.1'
                     - '8.2'
-        services:
-            mysql:
-                image: mysql:8.0
-                ports:
-                    - 3307:3306
-                env:
-                    MYSQL_ALLOW_EMPTY_PASSWORD: 'yes'
-                    MYSQL_DATABASE: 'unittest'
-                    MYSQL_ROOT_PASSWORD:
 
         steps:
             -   uses: actions/checkout@v4
@@ -77,8 +68,6 @@ jobs:
                     ./vendor/bin/phpunit --coverage-clover coverage.xml
                 env:
                     MONGODB_URI: 'mongodb://127.0.0.1/?replicaSet=rs'
-                    MYSQL_HOST: 0.0.0.0
-                    MYSQL_PORT: 3307
             -   uses: codecov/codecov-action@v3
                 with:
                     token: ${{ secrets.CODECOV_TOKEN }}

CONTRIBUTING.md

@@ -39,11 +39,10 @@ Before submitting a pull request:
 ## Run Tests
 
 The full test suite requires PHP cli with mongodb extension, a running MongoDB server and a running MySQL server.
-Tests requiring MySQL will be skipped if it is not running.
 Duplicate the `phpunit.xml.dist` file to `phpunit.xml` and edit the environment variables to match your setup.
 
 ```bash
-$ docker-compose up -d mongodb mysql
+$ docker-compose up -d mongodb
 $ docker-compose run tests
 ```
 

Dockerfile

@@ -6,7 +6,7 @@ RUN apt-get update && \
     apt-get install -y autoconf pkg-config libssl-dev git unzip libzip-dev zlib1g-dev && \
     pecl install mongodb && docker-php-ext-enable mongodb && \
     pecl install xdebug && docker-php-ext-enable xdebug && \
-    docker-php-ext-install -j$(nproc) pdo_mysql zip
+    docker-php-ext-install -j$(nproc) zip
 
 COPY --from=composer:2.6.2 /usr/bin/composer /usr/local/bin/composer
 

docker-compose.yml

@@ -12,22 +12,9 @@ services:
         working_dir: /code
         environment:
             MONGODB_URI: 'mongodb://mongodb/'
-            MYSQL_HOST: 'mysql'
         depends_on:
             mongodb:
                 condition: service_healthy
-            mysql:
-                condition: service_started
-
-    mysql:
-        container_name: mysql
-        image: mysql:8.0
-        ports:
-            - "3306:3306"
-        environment:
-            MYSQL_ROOT_PASSWORD:
-            MYSQL_DATABASE: unittest
-            MYSQL_ALLOW_EMPTY_PASSWORD: 'yes'
 
     mongodb:
         container_name: mongodb

docs/eloquent-models.md

@@ -427,7 +427,7 @@ If you want this functionality to work both ways, your SQL-models will need to u
 
 **This functionality only works for `hasOne`, `hasMany` and `belongsTo`.**
 
-The MySQL model should use the `HybridRelations` trait:
+The SQL model should use the `HybridRelations` trait:
 
 ```php
 use MongoDB\Laravel\Eloquent\HybridRelations;

phpunit.xml.dist

@@ -11,44 +11,14 @@
 >
     <coverage/>
     <testsuites>
-        <testsuite name="all">
+        <testsuite name="Test Suite">
             <directory>tests/</directory>
         </testsuite>
-        <testsuite name="schema">
-            <file>tests/SchemaTest.php</file>
-        </testsuite>
-        <testsuite name="seeder">
-            <file>tests/SeederTest.php</file>
-        </testsuite>
-        <testsuite name="builder">
-            <file>tests/QueryBuilderTest.php</file>
-            <file>tests/QueryTest.php</file>
-        </testsuite>
-        <testsuite name="transaction">
-            <file>tests/TransactionTest.php</file>
-        </testsuite>
-        <testsuite name="model">
-            <file>tests/ModelTest.php</file>
-            <file>tests/RelationsTest.php</file>
-        </testsuite>
-        <testsuite name="relations">
-            <file>tests/RelationsTest.php</file>
-            <file>tests/EmbeddedRelationsTest.php</file>
-        </testsuite>
-        <testsuite name="mysqlrelations">
-            <file>tests/RelationsTest.php</file>
-        </testsuite>
-        <testsuite name="validation">
-            <file>tests/ValidationTest.php</file>
-        </testsuite>
     </testsuites>
     <php>
         <env name="MONGODB_URI" value="mongodb://mongodb/"/>
         <env name="MONGODB_DATABASE" value="unittest"/>
-        <env name="MYSQL_HOST" value="mysql"/>
-        <env name="MYSQL_PORT" value="3306"/>
-        <env name="MYSQL_DATABASE" value="unittest"/>
-        <env name="MYSQL_USERNAME" value="root"/>
+        <env name="SQLITE_DATABASE" value=":memory:"/>
         <env name="QUEUE_CONNECTION" value="database"/>
     </php>
     <source>

src/Query/Builder.php

@@ -276,7 +276,7 @@ public function toMql(): array
                     $group['_id'][$column] = '$' . $column;
 
                     // When grouping, also add the $last operator to each grouped field,
-                    // this mimics MySQL's behaviour a bit.
+                    // this mimics SQL's behaviour a bit.
                     $group[$column] = ['$last' => '$' . $column];
                 }
 

tests/HybridRelationsTest.php

@@ -4,13 +4,13 @@
 
 namespace MongoDB\Laravel\Tests;
 
-use Illuminate\Database\MySqlConnection;
+use Illuminate\Database\SQLiteConnection;
 use Illuminate\Support\Facades\DB;
 use MongoDB\Laravel\Tests\Models\Book;
-use MongoDB\Laravel\Tests\Models\MysqlBook;
-use MongoDB\Laravel\Tests\Models\MysqlRole;
-use MongoDB\Laravel\Tests\Models\MysqlUser;
 use MongoDB\Laravel\Tests\Models\Role;
+use MongoDB\Laravel\Tests\Models\SqlBook;
+use MongoDB\Laravel\Tests\Models\SqlRole;
+use MongoDB\Laravel\Tests\Models\SqlUser;
 use MongoDB\Laravel\Tests\Models\User;
 use PDOException;
 
@@ -21,90 +21,90 @@ public function setUp(): void
         parent::setUp();
 
         try {
-            DB::connection('mysql')->select('SELECT 1');
+            DB::connection('sqlite')->select('SELECT 1');
         } catch (PDOException) {
-            $this->markTestSkipped('MySQL connection is not available.');
+            $this->markTestSkipped('SQLite connection is not available.');
         }
 
-        MysqlUser::executeSchema();
-        MysqlBook::executeSchema();
-        MysqlRole::executeSchema();
+        SqlUser::executeSchema();
+        SqlBook::executeSchema();
+        SqlRole::executeSchema();
     }
 
     public function tearDown(): void
     {
-        MysqlUser::truncate();
-        MysqlBook::truncate();
-        MysqlRole::truncate();
+        SqlUser::truncate();
+        SqlBook::truncate();
+        SqlRole::truncate();
     }
 
-    public function testMysqlRelations()
+    public function testSqlRelations()
     {
-        $user = new MysqlUser();
-        $this->assertInstanceOf(MysqlUser::class, $user);
-        $this->assertInstanceOf(MySqlConnection::class, $user->getConnection());
+        $user = new SqlUser();
+        $this->assertInstanceOf(SqlUser::class, $user);
+        $this->assertInstanceOf(SQLiteConnection::class, $user->getConnection());
 
-        // Mysql User
+        // SQL User
         $user->name = 'John Doe';
         $user->save();
         $this->assertIsInt($user->id);
 
         // SQL has many
         $book = new Book(['title' => 'Game of Thrones']);
         $user->books()->save($book);
-        $user = MysqlUser::find($user->id); // refetch
+        $user = SqlUser::find($user->id); // refetch
         $this->assertCount(1, $user->books);
 
         // MongoDB belongs to
         $book = $user->books()->first(); // refetch
-        $this->assertEquals('John Doe', $book->mysqlAuthor->name);
+        $this->assertEquals('John Doe', $book->sqlAuthor->name);
 
         // SQL has one
         $role = new Role(['type' => 'admin']);
         $user->role()->save($role);
-        $user = MysqlUser::find($user->id); // refetch
+        $user = SqlUser::find($user->id); // refetch
         $this->assertEquals('admin', $user->role->type);
 
         // MongoDB belongs to
         $role = $user->role()->first(); // refetch
-        $this->assertEquals('John Doe', $role->mysqlUser->name);
+        $this->assertEquals('John Doe', $role->sqlUser->name);
 
         // MongoDB User
         $user       = new User();
         $user->name = 'John Doe';
         $user->save();
 
         // MongoDB has many
-        $book = new MysqlBook(['title' => 'Game of Thrones']);
-        $user->mysqlBooks()->save($book);
+        $book = new SqlBook(['title' => 'Game of Thrones']);
+        $user->sqlBooks()->save($book);
         $user = User::find($user->_id); // refetch
-        $this->assertCount(1, $user->mysqlBooks);
+        $this->assertCount(1, $user->sqlBooks);
 
         // SQL belongs to
-        $book = $user->mysqlBooks()->first(); // refetch
+        $book = $user->sqlBooks()->first(); // refetch
         $this->assertEquals('John Doe', $book->author->name);
 
         // MongoDB has one
-        $role = new MysqlRole(['type' => 'admin']);
-        $user->mysqlRole()->save($role);
+        $role = new SqlRole(['type' => 'admin']);
+        $user->sqlRole()->save($role);
         $user = User::find($user->_id); // refetch
-        $this->assertEquals('admin', $user->mysqlRole->type);
+        $this->assertEquals('admin', $user->sqlRole->type);
 
         // SQL belongs to
-        $role = $user->mysqlRole()->first(); // refetch
+        $role = $user->sqlRole()->first(); // refetch
         $this->assertEquals('John Doe', $role->user->name);
     }
 
     public function testHybridWhereHas()
     {
-        $user      = new MysqlUser();
-        $otherUser = new MysqlUser();
-        $this->assertInstanceOf(MysqlUser::class, $user);
-        $this->assertInstanceOf(MySqlConnection::class, $user->getConnection());
-        $this->assertInstanceOf(MysqlUser::class, $otherUser);
-        $this->assertInstanceOf(MySqlConnection::class, $otherUser->getConnection());
-
-        //MySql User
+        $user      = new SqlUser();
+        $otherUser = new SqlUser();
+        $this->assertInstanceOf(SqlUser::class, $user);
+        $this->assertInstanceOf(SQLiteConnection::class, $user->getConnection());
+        $this->assertInstanceOf(SqlUser::class, $otherUser);
+        $this->assertInstanceOf(SQLiteConnection::class, $otherUser->getConnection());
+
+        // SQL User
         $user->name = 'John Doe';
         $user->id   = 2;
         $user->save();
@@ -130,19 +130,19 @@ public function testHybridWhereHas()
             new Book(['title' => 'Harry Planter']),
         ]);
 
-        $users = MysqlUser::whereHas('books', function ($query) {
+        $users = SqlUser::whereHas('books', function ($query) {
             return $query->where('title', 'LIKE', 'Har%');
         })->get();
 
         $this->assertEquals(2, $users->count());
 
-        $users = MysqlUser::whereHas('books', function ($query) {
+        $users = SqlUser::whereHas('books', function ($query) {
             return $query->where('title', 'LIKE', 'Harry%');
         }, '>=', 2)->get();
 
         $this->assertEquals(1, $users->count());
 
-        $books = Book::whereHas('mysqlAuthor', function ($query) {
+        $books = Book::whereHas('sqlAuthor', function ($query) {
             return $query->where('name', 'LIKE', 'Other%');
         })->get();
 
@@ -151,14 +151,14 @@ public function testHybridWhereHas()
 
     public function testHybridWith()
     {
-        $user      = new MysqlUser();
-        $otherUser = new MysqlUser();
-        $this->assertInstanceOf(MysqlUser::class, $user);
-        $this->assertInstanceOf(MySqlConnection::class, $user->getConnection());
-        $this->assertInstanceOf(MysqlUser::class, $otherUser);
-        $this->assertInstanceOf(MySqlConnection::class, $otherUser->getConnection());
-
-        //MySql User
+        $user      = new SqlUser();
+        $otherUser = new SqlUser();
+        $this->assertInstanceOf(SqlUser::class, $user);
+        $this->assertInstanceOf(SQLiteConnection::class, $user->getConnection());
+        $this->assertInstanceOf(SqlUser::class, $otherUser);
+        $this->assertInstanceOf(SQLiteConnection::class, $otherUser->getConnection());
+
+        // SQL User
         $user->name = 'John Doe';
         $user->id   = 2;
         $user->save();
@@ -171,18 +171,18 @@ public function testHybridWith()
         $this->assertIsInt($otherUser->id);
         // Clear to start
         Book::truncate();
-        MysqlBook::truncate();
+        SqlBook::truncate();
         // Create books
-        // Mysql relation
-        $user->mysqlBooks()->saveMany([
-            new MysqlBook(['title' => 'Game of Thrones']),
-            new MysqlBook(['title' => 'Harry Potter']),
+        // SQL relation
+        $user->sqlBooks()->saveMany([
+            new SqlBook(['title' => 'Game of Thrones']),
+            new SqlBook(['title' => 'Harry Potter']),
         ]);
 
-        $otherUser->mysqlBooks()->saveMany([
-            new MysqlBook(['title' => 'Harry Plants']),
-            new MysqlBook(['title' => 'Harveys']),
-            new MysqlBook(['title' => 'Harry Planter']),
+        $otherUser->sqlBooks()->saveMany([
+            new SqlBook(['title' => 'Harry Plants']),
+            new SqlBook(['title' => 'Harveys']),
+            new SqlBook(['title' => 'Harry Planter']),
         ]);
         // SQL has many Hybrid
         $user->books()->saveMany([
@@ -196,12 +196,12 @@ public function testHybridWith()
             new Book(['title' => 'Harry Planter']),
         ]);
 
-        MysqlUser::with('books')->get()
+        SqlUser::with('books')->get()
             ->each(function ($user) {
                 $this->assertEquals($user->id, $user->books->count());
             });
 
-        MysqlUser::whereHas('mysqlBooks', function ($query) {
+        SqlUser::whereHas('sqlBooks', function ($query) {
             return $query->where('title', 'LIKE', 'Harry%');
         })
             ->with('books')

tests/Models/Book.php

@@ -24,8 +24,8 @@ public function author(): BelongsTo
         return $this->belongsTo(User::class, 'author_id');
     }
 
-    public function mysqlAuthor(): BelongsTo
+    public function sqlAuthor(): BelongsTo
     {
-        return $this->belongsTo(MysqlUser::class, 'author_id');
+        return $this->belongsTo(SqlUser::class, 'author_id');
     }
 }

tests/Models/Role.php

@@ -18,8 +18,8 @@ public function user(): BelongsTo
         return $this->belongsTo(User::class);
     }
 
-    public function mysqlUser(): BelongsTo
+    public function sqlUser(): BelongsTo
     {
-        return $this->belongsTo(MysqlUser::class);
+        return $this->belongsTo(SqlUser::class);
     }
 }