Add tests for SQL based api cache

src/Aviat/Ion/Cache/Driver/SQLDriver.php

@@ -33,17 +33,8 @@ class SQLDriver extends DB implements \Aviat\Ion\Cache\CacheDriverInterface  {
 	public function __construct(ContainerInterface $container)
 	{
 		parent::__construct($container);
-	
-		try
-		{
 		$this->db = \Query($this->db_config['collection']);
 	}
-		catch (\PDOException $e)
-		{
-			$this->valid_database = FALSE;
-			return FALSE;
-		}
-	}
 
 	/**
 	 * Retreive a value from the cache backend

tests/Ion/Cache/Driver/CacheDriverBase.php

@@ -0,0 +1,41 @@
+<?php
+
+trait CacheDriverBase {
+	
+	protected $foo = [
+		'bar' => [
+			'baz' => 'foobar'
+		]
+	];
+	
+	protected $bar = 'secondvalue';
+	
+	public function testHasCacheDriver()
+	{
+		$this->assertTrue((bool) $this->driver);
+	}
+	
+	public function testDriverGetSet()
+	{
+		$this->driver->set('foo', $this->foo);
+		$this->assertEquals($this->driver->get('foo'), $this->foo);
+	}
+	
+	public function testInvalidate()
+	{
+		$this->driver->set('foo', $this->foo);
+		$this->driver->invalidate('foo');
+		$this->assertEmpty($this->driver->get('foo'));
+	}
+	
+	public function testInvalidateAll()
+	{
+		$this->driver->set('foo', $this->foo);
+		$this->driver->set('bar', $this->bar);
+		
+		$this->driver->invalidateAll();
+		
+		$this->assertEmpty($this->driver->get('foo'));
+		$this->assertEmpty($this->driver->get('bar'));
+	}
+}

tests/Ion/Cache/Driver/SQLDriverTest.php

@@ -0,0 +1,20 @@
+<?php
+
+require('CacheDriverBase.php');
+
+use Aviat\Ion\Friend;
+use Aviat\Ion\Cache\Driver\SQLDriver;
+
+class CacheSQLDriverTest extends AnimeClient_TestCase {
+	use CacheDriverBase;
+	
+	protected $driver;
+	
+	public function setUp()
+	{
+		parent::setUp();
+		$this->driver = new SQLDriver($this->container);
+		$friend = new Friend($this->driver);
+		$friend->db->query('CREATE TABLE IF NOT EXISTS "cache" ("key" TEXT NULL, "value" TEXT NULL, PRIMARY KEY ("key"))');
+	}
+}