Refactor ConfigLib and remove outdated tests

tests/ConfigLib/ConfigurationTest.php

@@ -0,0 +1,100 @@
+<?php
+
+namespace ConfigLib;
+
+use PHPUnit\Framework\TestCase;
+
+class ConfigurationTest extends TestCase
+{
+    public static function setUpBeforeClass(): void
+    {
+        $config = new Configuration('test');
+        unlink($config->getPath());
+    }
+
+    public function testConstruct(): void
+    {
+        $config = new Configuration();
+        $this->assertInstanceOf(Configuration::class, $config);
+    }
+
+    public function testSetExists(): void
+    {
+        $config = new Configuration('test');
+
+        $this->assertTrue($config->set('key1.key2', 'value', true));
+        $this->assertEquals('value', $config->get('key1.key2'));
+    }
+
+    public function testSetNotExists(): void
+    {
+        $config = new Configuration('test');
+        $this->assertFalse($config->set('key1.key3', 'value'));
+    }
+
+    public function testSetInvalidKey(): void
+    {
+        $config = new Configuration('test');
+        $this->assertFalse($config->set('invalid\key', 'value'));
+    }
+
+    public function testGetExists(): void
+    {
+        $config = new Configuration('test');
+        $config->set('key1.key2', 'value');
+        $this->assertEquals('value', $config->get('key1.key2'));
+    }
+
+    /**
+     * @test
+     * Test get method when provided with existing key
+     */
+    public function testGetMethodWithValidKey(): void
+    {
+        $config = new Configuration('test');
+        $config->set('key1.key2', 'value');
+        $this->assertEquals('value', $config->get('key1.key2'));
+    }
+
+    /**
+     * @test
+     * Test get method when provided with non-existing key
+     */
+    public function testGetMethodWithInvalidKey(): void
+    {
+        $config = new Configuration('test');
+        $this->assertNull($config->get('non.existing.key'));
+    }
+
+    /**
+     * @test
+     * Test get method when key format is not valid
+     */
+    public function testGetMethodWithIncorrectKeyFormat(): void
+    {
+        $config = new Configuration('test');
+        $this->assertNull($config->get('incorrect\format'));
+    }
+
+    /**
+     * @test
+     * Test get method when provided with existing key and expecting the default value to be returned
+     */
+    public function testGetMethodWithValidKeyExpectingDefaultValue(): void
+    {
+        $config = new Configuration('test');
+        $config->set('key1.key2', null);
+        $this->assertEquals('default', $config->get('key1.key2', 'default'));
+    }
+
+    /**
+     * @test
+     * Test setDefault method when non-existing key is provided
+     */
+    public function testSetDefaultWithNonExistingKey(): void
+    {
+        $config = new Configuration('test');
+        $this->assertTrue($config->setDefault('non.existing.key', 'default'));
+        $this->assertEquals('default', $config->get('non.existing.key'));
+    }
+}

tests/default.php

@@ -1,14 +0,0 @@
-<?php
-
-    require 'ncc';
-    import('net.nosial.configlib');
-
-    $config = new \ConfigLib\Configuration('test');
-
-    $config->setDefault('database.host', '127.0.0.1');
-    $config->setDefault('database.port', 3306);
-    $config->setDefault('database.username', 'root');
-    $config->setDefault('database.password', null);
-    $config->setDefault('database.name', 'test');
-
-    $config->save();

tests/edit_test.php

@@ -1,11 +0,0 @@
-<?php
-
-    require 'ncc';
-    import('net.nosial.configlib');
-
-    $config = new \ConfigLib\Configuration('test');
-
-    $config->set('database.host', '192.168.1.1');
-    $config->set('database.username', 'super_root');
-
-    $config->save();

tests/load.php

@@ -1,8 +0,0 @@
-<?php
-
-    require 'ncc';
-    import('net.nosial.configlib');
-
-    $config = new \ConfigLib\Configuration('test');
-
-    var_dump($config->getConfiguration());