diff --git a/tests/phpunit/TestPluginTest.php b/tests/phpunit/TestPluginTest.php
new file mode 100644
index 0000000..6122e51
--- /dev/null
+++ b/tests/phpunit/TestPluginTest.php
@@ -0,0 +1,79 @@
+<?php
+/**
+ * Class EDECU_Plugin_Test
+ *
+ * @package Enable_Contributor_Uploads
+ */
+
+use EqualizeDigital\EnableContributorUploads\Plugin;
+
+/**
+ * Plugin test case.
+ */
+class TestPluginTest extends WP_UnitTestCase {
+
+	/**
+	 * Plugin instance.
+	 *
+	 * @var Plugin
+	 */
+	private $plugin;
+
+	/**
+	 * Test setup.
+	 */
+	public function setUp(): void {
+		parent::setUp();
+		$this->plugin = new Plugin();
+	}
+
+	/**
+	 * Test teardown.
+	 */
+	public function tearDown(): void {
+		parent::tearDown();
+		unset( $this->plugin );
+	}
+
+	/**
+	 * Test initialization of the plugin.
+	 */
+	public function test_init() {
+		$this->plugin->init();
+		$this->assertNotNull( $this->plugin, 'Plugin should be initialized.' );
+	}
+
+	/**
+	 * Test plugin activation.
+	 * 
+	 * Activating the plugin should add the 'upload_files' capability to the 'contributor' role.
+	 */
+	public function test_activate() {
+		$this->plugin->activate();
+		$contributor = get_role( 'contributor' );
+		$this->assertTrue( $contributor->has_cap( 'upload_files' ), 'Contributor role should have the upload_files capability after activation' );
+	}
+
+	/**
+	 * Test plugin deactivation.
+	 * 
+	 * Deactivating the plugin should remove the 'upload_files' capability from the 'contributor' role.
+	 */
+	public function test_deactivate() {
+		$this->plugin->activate();
+		$this->plugin->deactivate();
+		$contributor = get_role( 'contributor' );
+		$this->assertFalse( $contributor->has_cap( 'upload_files' ), 'Contributor role should not have the upload_files capability after deactivation' );
+	}
+
+	/**
+	 * Test plugin uninstallation.
+	 * 
+	 * Uninstalling the plugin should remove the 'upload_files' capability from the 'contributor' role.
+	 */
+	public function test_uninstall() {
+		Plugin::uninstall();
+		$contributor = get_role( 'contributor' );
+		$this->assertFalse( $contributor->has_cap( 'upload_files' ), 'Contributor role should not have the upload_files capability after uninstallation' );
+	}
+}