Added unit tests for Dropdown_Item block class.

Author: mauteri

test/unit/php/includes/core/classes/blocks/class-test-dropdown-item.php

@@ -0,0 +1,120 @@
+<?php
+/**
+ * Class handles unit tests for GatherPress\Core\Blocks\Dropdown_Item.
+ *
+ * @package GatherPress\Core
+ * @since 1.0.0
+ */
+
+namespace GatherPress\Tests\Core\Blocks;
+
+use GatherPress\Core\Blocks\Dropdown_Item;
+use PMC\Unit_Test\Base;
+
+/**
+ * Class Test_Dropdown_Item.
+ *
+ * @coversDefaultClass \GatherPress\Core\Blocks\Dropdown_Item
+ */
+class Test_Dropdown_Item extends Base {
+	/**
+	 * Tests the setup_hooks method.
+	 *
+	 * Verifies that the appropriate filters are registered during setup,
+	 * ensuring the hooks are properly configured for the Dropdown_Item block.
+	 *
+	 * @since 1.0.0
+	 * @covers ::__construct
+	 * @covers ::setup_hooks
+	 *
+	 * @return void
+	 */
+	public function test_setup_hooks(): void {
+		$instance          = Dropdown_Item::get_instance();
+		$render_block_hook = sprintf( 'render_block_%s', Dropdown_Item::BLOCK_NAME );
+		$hooks             = array(
+			array(
+				'type'     => 'filter',
+				'name'     => $render_block_hook,
+				'priority' => 10,
+				'callback' => array( $instance, 'apply_dropdown_attributes' ),
+			),
+		);
+
+		$this->assert_hooks( $hooks, $instance );
+	}
+
+	/**
+	 * Tests apply_dropdown_attributes with an empty href.
+	 *
+	 * @since 1.0.0
+	 * @covers ::apply_dropdown_attributes
+	 *
+	 * @return void
+	 */
+	public function test_apply_dropdown_attributes_empty_href(): void {
+		$instance      = Dropdown_Item::get_instance();
+		$block_content = '<a href="" class="dropdown-link">Click me</a>';
+		$result        = $instance->apply_dropdown_attributes( $block_content );
+
+		$this->assertStringContainsString( 'data-wp-interactive="gatherpress"', $result );
+		$this->assertStringContainsString( 'data-wp-on--click="actions.linkHandler"', $result );
+		$this->assertStringContainsString( 'tabindex="0"', $result );
+		$this->assertStringContainsString( 'role="button"', $result );
+	}
+
+	/**
+	 * Tests apply_dropdown_attributes with a hash href.
+	 *
+	 * @since 1.0.0
+	 * @covers ::apply_dropdown_attributes
+	 *
+	 * @return void
+	 */
+	public function test_apply_dropdown_attributes_hash_href(): void {
+		$instance      = Dropdown_Item::get_instance();
+		$block_content = '<a href="#" class="dropdown-link">Click me</a>';
+		$result        = $instance->apply_dropdown_attributes( $block_content );
+
+		$this->assertStringContainsString( 'data-wp-interactive="gatherpress"', $result );
+		$this->assertStringContainsString( 'data-wp-on--click="actions.linkHandler"', $result );
+		$this->assertStringContainsString( 'tabindex="0"', $result );
+		$this->assertStringContainsString( 'role="button"', $result );
+	}
+
+	/**
+	 * Tests apply_dropdown_attributes with a valid URL href.
+	 *
+	 * @since 1.0.0
+	 * @covers ::apply_dropdown_attributes
+	 *
+	 * @return void
+	 */
+	public function test_apply_dropdown_attributes_valid_href(): void {
+		$instance      = Dropdown_Item::get_instance();
+		$block_content = '<a href="https://example.com" class="dropdown-link">Click me</a>';
+		$result        = $instance->apply_dropdown_attributes( $block_content );
+
+		$this->assertStringNotContainsString( 'data-wp-interactive', $result );
+		$this->assertStringNotContainsString( 'data-wp-on--click', $result );
+		$this->assertStringNotContainsString( 'tabindex="0"', $result );
+		$this->assertStringNotContainsString( 'role="button"', $result );
+		$this->assertStringContainsString( 'href="https://example.com"', $result );
+	}
+
+	/**
+	 * Tests apply_dropdown_attributes with no anchor tag.
+	 *
+	 * @since 1.0.0
+	 * @covers ::apply_dropdown_attributes
+	 *
+	 * @return void
+	 */
+	public function test_apply_dropdown_attributes_no_anchor(): void {
+		$instance      = Dropdown_Item::get_instance();
+		$block_content = '<div class="dropdown-link">Click me</div>';
+		$result        = $instance->apply_dropdown_attributes( $block_content );
+
+		$this->assertSame( $block_content, $result );
+	}
+}