1 files changed, 146 insertions, 0 deletions
diff --git a/tests/Unit/Database/DatabaseTest.php b/tests/Unit/Database/DatabaseTest.php
new file mode 100644
index 00000000..91d6a6c7
--- /dev/null
+++ b/tests/Unit/Database/DatabaseTest.php
@@ -0,0 +1,146 @@
+<?php
+
+namespace Engelsystem\Test\Unit\Database;
+
+use Engelsystem\Database\Database;
+use Illuminate\Database\Capsule\Manager as CapsuleManager;
+use Illuminate\Database\Connection as DatabaseConnection;
+use PDO;
+use PHPUnit\Framework\TestCase;
+use PHPUnit_Framework_MockObject_MockObject as MockObject;
+
+class DatabaseTest extends TestCase
+{
+    /** @var DatabaseConnection */
+    protected $connection;
+
+    /**
+     * @covers \Engelsystem\Database\Database::__construct()
+     * @covers \Engelsystem\Database\Database::getPdo()
+     * @covers \Engelsystem\Database\Database::getConnection()
+     */
+    public function testInit()
+    {
+        /** @var Pdo|MockObject $pdo */
+        $pdo = $this->getMockBuilder(Pdo::class)
+            ->disableOriginalConstructor()
+            ->getMock();
+
+        /** @var DatabaseConnection|MockObject $databaseConnection */
+        $databaseConnection = $this->getMockBuilder(DatabaseConnection::class)
+            ->disableOriginalConstructor()
+            ->getMock();
+        $databaseConnection->expects($this->atLeastOnce())
+            ->method('getPdo')
+            ->willReturn($pdo);
+
+        $db = new Database($databaseConnection);
+
+        $this->assertEquals($databaseConnection, $db->getConnection());
+        $this->assertEquals($pdo, $db->getPdo());
+        $this->assertInstanceOf(PDO::class, $db->getPdo());
+    }
+
+    /**
+     * @covers \Engelsystem\Database\Database::select()
+     */
+    public function testSelect()
+    {
+        $db = new Database($this->connection);
+
+        $return = $db->select('SELECT * FROM test_data');
+        $this->assertTrue(count($return) > 3);
+
+        $return = $db->select('SELECT * FROM test_data WHERE id = ?', [2]);
+        $this->assertCount(1, $return);
+    }
+
+    /**
+     * @covers \Engelsystem\Database\Database::selectOne()
+     */
+    public function testSelectOne()
+    {
+        $db = new Database($this->connection);
+
+        $return = $db->selectOne('SELECT * FROM test_data');
+        $this->assertEquals('Foo', $return->data);
+
+        $return = $db->selectOne('SELECT * FROM test_data WHERE id = -1');
+        $this->assertEmpty($return);
+
+        $return = $db->selectOne('SELECT * FROM test_data WHERE id = ?', [3]);
+        $this->assertTrue(!is_array($return));
+    }
+
+    /**
+     * @covers \Engelsystem\Database\Database::insert()
+     */
+    public function testInsert()
+    {
+        $db = new Database($this->connection);
+
+        $result = $db->insert("INSERT INTO test_data (id, data) VALUES (5, 'Some random text'), (6, 'another text')");
+        $this->assertTrue($result);
+    }
+
+    /**
+     * @covers \Engelsystem\Database\Database::update()
+     */
+    public function testUpdate()
+    {
+        $db = new Database($this->connection);
+
+        $count = $db->update("UPDATE test_data SET data='NOPE' WHERE data LIKE '%Replaceme%'");
+        $this->assertEquals(3, $count);
+
+        $count = $db->update("UPDATE test_data SET data=? WHERE data LIKE '%NOPE%'", ['Some random text!']);
+        $this->assertEquals(3, $count);
+    }
+
+    /**
+     * @covers \Engelsystem\Database\Database::delete()
+     */
+    public function testDelete()
+    {
+        $db = new Database($this->connection);
+
+        $count = $db->delete('DELETE FROM test_data WHERE id=1');
+        $this->assertEquals(1, $count);
+
+        $count = $db->delete('DELETE FROM test_data WHERE data LIKE ?', ['%Replaceme%']);
+        $this->assertEquals(3, $count);
+    }
+
+    /**
+     * Setup in memory database
+     */
+    protected function setUp()
+    {
+        $dbManager = new CapsuleManager();
+        $dbManager->addConnection(['driver' => 'sqlite', 'database' => ':memory:']);
+
+        $connection = $dbManager->getConnection();
+        $this->connection = $connection;
+
+        $connection->getPdo()->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
+        $connection->statement(
+            '
+            CREATE TABLE test_data(
+                id INT PRIMARY KEY NOT NULL,
+                data TEXT NOT NULL
+            );
+        ');
+        $connection->statement('CREATE UNIQUE INDEX test_data_id_uindex ON test_data (id);');
+        $connection->insert("
+            INSERT INTO test_data (id, data)
+                VALUES
+                    (1, 'Foo'),
+                    (2, 'Bar'),
+                    (3, 'Batz'),
+                    (4, 'Lorem ipsum dolor sit'),
+                    (10, 'Replaceme ipsum dolor sit amet'),
+                    (11, 'Lorem Replaceme dolor sit amet'),
+                    (12, 'Lorem ipsum Replaceme sit amet')
+            ;");
+    }
+}