Tests: Add Resource Tests

tests/Integration/ResourceCustomFieldsNoDataTest.php

@@ -0,0 +1,196 @@
+<?php
+
+namespace Tests;
+
+use lucatume\WPBrowser\TestCase\WPTestCase;
+
+/**
+ * Tests for the Integrate_ConvertKit_WPForms_Resource_Custom_Fields class when no data is present in the API.
+ *
+ * @since   1.8.9
+ */
+class ResourceCustomFieldsNoDataTest extends \Codeception\TestCase\WPTestCase
+{
+	/**
+	 * The testing implementation.
+	 *
+	 * @var \WpunitTester
+	 */
+	protected $tester;
+
+	/**
+	 * Holds the API instance.
+	 *
+	 * @since   1.8.9
+	 *
+	 * @var     Integrate_ConvertKit_WPForms_API
+	 */
+	private $api;
+
+	/**
+	 * Holds the ConvertKit Resource class.
+	 *
+	 * @since   1.8.9
+	 *
+	 * @var     Integrate_ConvertKit_WPForms_Resource_Custom_Fields
+	 */
+	private $resource;
+
+	/**
+	 * Holds the WPForms Account ID to store the Access Token and Refresh Token in WPForms's settings.
+	 *
+	 * @since   1.8.9
+	 *
+	 * @var     string
+	 */
+	protected $wpforms_account_id = 'kit-unit-test';
+
+	/**
+	 * Performs actions before each test.
+	 *
+	 * @since   1.8.9
+	 */
+	public function setUp(): void
+	{
+		parent::setUp();
+
+		// Activate Plugin, to include the Plugin's constants in tests.
+		activate_plugins('wpforms-lite/wpforms.php');
+		activate_plugins('convertkit-wpforms/integrate-convertkit-wpforms.php');
+
+		// Include classes from /includes to test, as they won't be loaded by the Plugin
+		// because WPForms is not active.
+		require_once 'includes/class-integrate-convertkit-wpforms-api.php';
+		require_once 'includes/class-integrate-convertkit-wpforms-resource-custom-fields.php';
+
+		// Storing Access Token and Refresh Token in WPForms's settings.
+		wpforms_update_providers_options(
+			'convertkit',
+			array(
+				'access_token'  => $_ENV['CONVERTKIT_OAUTH_ACCESS_TOKEN_NO_DATA'],
+				'refresh_token' => $_ENV['CONVERTKIT_OAUTH_REFRESH_TOKEN_NO_DATA'],
+				'token_expires' => time() + 10000,
+				'label'         => 'ConvertKit WordPress',
+				'date'          => time(),
+			),
+			$this->wpforms_account_id
+		);
+
+		// Initialize the API instance.
+		$this->api = new \Integrate_ConvertKit_WPForms_API(
+			$_ENV['CONVERTKIT_OAUTH_CLIENT_ID'],
+			$_ENV['CONVERTKIT_OAUTH_REDIRECT_URI'],
+			$_ENV['CONVERTKIT_OAUTH_ACCESS_TOKEN_NO_DATA'],
+			$_ENV['CONVERTKIT_OAUTH_REFRESH_TOKEN_NO_DATA']
+		);
+
+		// Initialize the resource class we want to test with the API instance and WPForms Account ID.
+		$this->resource = new \Integrate_ConvertKit_WPForms_Resource_Custom_Fields( $this->api, $this->wpforms_account_id );
+		$this->assertNotInstanceOf(\WP_Error::class, $this->resource->resources);
+
+		// Initialize the resource class, fetching resources from the API and caching them in the options table.
+		$result = $this->resource->init();
+
+		// Confirm calling init() didn't result in an error.
+		$this->assertNotInstanceOf(\WP_Error::class, $result);
+	}
+
+	/**
+	 * Performs actions after each test.
+	 *
+	 * @since   1.8.9
+	 */
+	public function tearDown(): void
+	{
+		// Disable integration, removing Access Token and Refresh Token from Plugin's settings.
+		wpforms_update_providers_options(
+			'convertkit',
+			array(
+				'access_token'  => '',
+				'refresh_token' => '',
+				'token_expires' => 0,
+				'label'         => 'ConvertKit WordPress',
+				'date'          => time(),
+			),
+			$this->wpforms_account_id
+		);
+
+		// Delete Resources from options table.
+		delete_option($this->resource->settings_name . '_' . $this->wpforms_account_id);
+		delete_option($this->resource->settings_name . '_' . $this->wpforms_account_id . '_last_queried');
+
+		// Destroy the classes we tested.
+		unset($this->api);
+		unset($this->resource);
+
+		parent::tearDown();
+	}
+
+	/**
+	 * Test that the refresh() function performs as expected.
+	 *
+	 * @since   1.8.9
+	 */
+	public function testRefresh()
+	{
+		// Confirm that no resources exist in the stored options table data.
+		$result = $this->resource->refresh();
+		$this->assertNotInstanceOf(\WP_Error::class, $result);
+		$this->assertIsArray($result);
+		$this->assertCount(0, $result);
+	}
+
+	/**
+	 * Test that the expiry timestamp is set and returns the expected value.
+	 *
+	 * @since   1.8.9
+	 */
+	public function testExpiry()
+	{
+		// Define the expected expiry date based on the resource class' $cache_duration setting.
+		$expectedExpiryDate = date('Y-m-d', time() + $this->resource->cache_duration);
+
+		// Fetch the actual expiry date set when the resource class was initialized.
+		$expiryDate = date('Y-m-d', $this->resource->last_queried + $this->resource->cache_duration);
+
+		// Confirm both dates match.
+		$this->assertEquals($expectedExpiryDate, $expiryDate);
+	}
+
+	/**
+	 * Test that the get() function performs as expected.
+	 *
+	 * @since   1.8.9
+	 */
+	public function testGet()
+	{
+		// Confirm that no resources exist in the stored options table data.
+		$result = $this->resource->get();
+		$this->assertNotInstanceOf(\WP_Error::class, $result);
+		$this->assertIsArray($result);
+		$this->assertCount(0, $result);
+	}
+
+	/**
+	 * Test that the count() function returns the number of resources.
+	 *
+	 * @since   1.8.9
+	 */
+	public function testCount()
+	{
+		$result = $this->resource->get();
+		$this->assertEquals($this->resource->count(), count($result));
+	}
+
+	/**
+	 * Test that the exist() function performs as expected.
+	 *
+	 * @since   1.8.9
+	 */
+	public function testExist()
+	{
+		// Confirm that the function returns false, because resources do not exist.
+		$result = $this->resource->exist();
+		$this->assertSame($result, false);
+	}
+}