Add additional helper function tests.

tests/test-helper-functions.php

@@ -0,0 +1,145 @@
+<?php
+/**
+ * GoDaddy Reseller Store Base Tests
+ */
+
+namespace Reseller_Store;
+
+final class TestHelperFunctions extends TestCase {
+
+	/**
+	 * Setup.
+	 */
+	function setUp() {
+
+		parent::setUp();
+
+	}
+
+	/**
+	 * Test the rstore_prefix() method, without underscores.
+	 */
+	public function test_rstore_prefix_no_dashes() {
+
+		$string = rstore_prefix( 'string' );
+
+		$this->assertEquals( 'rstore_string', $string );
+
+	}
+
+	/**
+	 * Test the rstore_prefix() method, with dashes.
+	 */
+	public function test_rstore_prefix_dashes() {
+
+		$string = rstore_prefix( 'string', true );
+
+		$this->assertEquals( 'rstore-string', $string );
+
+	}
+
+	/**
+	 * Test the rstore_is_setup() method.
+	 */
+	public function test_rstore_is_setup() {
+
+		$this->assertFalse( rstore_is_setup() );
+
+		rstore_update_option( 'pl_id', 1234 );
+
+		$this->assertTrue( rstore_is_setup() );
+
+	}
+
+	/**
+	 * Test the rstore_add_to_cart_vars() method.
+	 */
+	public function test_rstore_add_to_cart_vars() {
+
+		$defaults = [
+			'id',
+			'quantity',
+			'redirect',
+			'label',
+			'permalink',
+		];
+
+		$vars = rstore_get_add_to_cart_vars( Tests\Helper::create_product() );
+
+		array_map( function( $key ) use ( $vars ) {
+
+			$this->assertArrayHasKey( $key, $vars );
+
+		}, $defaults );
+
+	}
+
+	/**
+	 * Test the rstore_get_option() method.
+	 */
+	public function test_rstore_get_option() {
+
+		$this->assertFalse( rstore_get_option( 'random_option' ) );
+
+		$now = strtotime( 'now' );
+
+		update_option( 'rstore_last_sync', $now );
+
+		$this->assertEquals( $now, rstore_get_option( 'last_sync' ) );
+
+	}
+
+	/**
+	 * Test the rstore_update_option() method.
+	 */
+	public function test_rstore_update_option() {
+
+		$this->assertFalse( get_option( 'rstore_random_option' ) );
+
+		rstore_update_option( 'random_option', 'string' );
+
+		$this->assertEquals( 'string', get_option( 'rstore_random_option' ) );
+
+	}
+
+	/**
+	 * Test the rstore_delete_option() method.
+	 */
+	public function test_rstore_delete_option() {
+
+		$this->assertFalse( get_option( 'rstore_random_option' ) );
+
+		update_option( 'rstore_random_option', 'string' );
+
+		$this->assertEquals( 'string', get_option( 'rstore_random_option' ) );
+
+		rstore_delete_option( 'random_option' );
+
+		$this->assertFalse( get_option( 'rstore_random_option' ) );
+
+	}
+
+	/**
+	 * Test the rstore_get_transient() method.
+	 */
+	public function test_rstore_get_transient() {
+
+		$this->assertFalse( get_transient( 'rstore_products' ) );
+
+		// Test a non-existing transient with no callback function.
+		$rstore_transient = rstore_get_transient( 'products' );
+
+		$this->assertNull( $rstore_transient );
+
+		// Test a non-existing transient with a callback.
+		$test_transient = rstore_get_transient( 'products', [], function() {
+
+			return 'transient results';
+
+		} );
+
+		$this->assertEquals( 'transient results', $test_transient );
+
+	}
+
+}