Add tests for Admin_Settings::admin_enqueue_scripts(). (#237)

tests/phpunit/tests/AdminSettings/AdminSettings_AdminEnqueueScriptsTest.php

@@ -0,0 +1,101 @@
+<?php
+/**
+ * Class AdminSettings_AdminEnqueueScriptsTest
+ *
+ * @package AspireUpdate
+ */
+
+/**
+ * Tests for Admin_Settings::admin_enqueue_scripts()
+ *
+ * @covers \AspireUpdate\Admin_Settings::admin_enqueue_scripts
+ */
+class AdminSettings_AdminEnqueueScriptsTest extends AdminSettings_UnitTestCase {
+
+	/**
+	 * Dequeues assets before each test runs.
+	 *
+	 * @return void
+	 */
+	public function set_up() {
+		parent::set_up();
+
+		wp_dequeue_style( 'aspire_update_settings_css' );
+		wp_dequeue_script( 'aspire_update_settings_js' );
+	}
+	/**
+	 * Test that the stylesheet is enqueued on the settings screen.
+	 */
+	public function test_should_enqueue_style() {
+		$admin_settings = new AspireUpdate\Admin_Settings();
+
+		if ( is_multisite() ) {
+			$hook = 'index_page_aspireupdate-settings';
+		} else {
+			$hook = 'dashboard_page_aspireupdate-settings';
+		}
+
+		$admin_settings->admin_enqueue_scripts( $hook );
+
+		$this->assertTrue( wp_style_is( 'aspire_update_settings_css' ) );
+	}
+
+	/**
+	 * Test that the stylesheet is not enqueued on other screens.
+	 */
+	public function test_should_not_enqueue_style() {
+		$admin_settings = new AspireUpdate\Admin_Settings();
+
+		if ( is_multisite() ) {
+			$hook = 'plugins-network';
+		} else {
+			$hook = 'plugins';
+		}
+
+		$admin_settings->admin_enqueue_scripts( $hook );
+
+		$this->assertFalse( wp_style_is( 'aspire_update_settings_css' ) );
+	}
+
+	/**
+	 * Test that the script is enqueued and localized on the settings screen.
+	 */
+	public function test_should_enqueue_and_localize_script() {
+		$admin_settings = new AspireUpdate\Admin_Settings();
+
+		if ( is_multisite() ) {
+			$hook = 'index_page_aspireupdate-settings';
+		} else {
+			$hook = 'dashboard_page_aspireupdate-settings';
+		}
+
+		$admin_settings->admin_enqueue_scripts( $hook );
+
+		$this->assertTrue(
+			wp_script_is( 'aspire_update_settings_js' ),
+			'The script is not enqueued.'
+		);
+
+		$this->assertNotEmpty(
+			$GLOBALS['wp_scripts']->get_data( 'aspire_update_settings_js', 'data' ),
+			'The script is not localized.'
+		);
+	}
+
+	/**
+	 * Test that the script is not enqueued on other screens.
+	 */
+	public function test_should_not_enqueue_script() {
+		$admin_settings = new AspireUpdate\Admin_Settings();
+
+		if ( is_multisite() ) {
+			$hook = 'plugins-network';
+		} else {
+			$hook = 'plugins';
+		}
+
+		$admin_settings->admin_enqueue_scripts( $hook );
+
+		$this->assertFalse( wp_script_is( 'aspire_update_settings_js' ) );
+	}
+}