test: add WP-CLI mock helper for unit tests

- Add wordpress-cli.php helper file with mock WP_CLI class
- Include WP-CLI mock in TinyTestCase for all test files
- Provides mock implementations for WP_CLI methods like log, success, warning
- Includes WP_CLI\Utils\make_progress_bar mock with MockProgressBar class

Author: tijmenbruggeman

test/helpers/wordpress-cli.php

@@ -0,0 +1,29 @@
+<?php
+
+/**
+ * Mock WP_CLI to be used in php unit tests
+ */
+class WP_CLI
+{
+    public static function log($message) {}
+
+    public static function success($message) {}
+
+    public static function warning($message) {}
+
+    public static function add_command($name, $command) {}
+}
+
+namespace WP_CLI\Utils {
+    class MockProgressBar
+    {
+        public function tick() {}
+
+        public function finish() {}
+    }
+
+    function make_progress_bar($label, $count)
+    {
+        return new MockProgressBar();
+    }
+}

test/unit/TinyTestCase.php

@@ -3,6 +3,7 @@
 require_once dirname( __FILE__ ) . '/../helpers/mock-http-stream-wrapper.php';
 require_once dirname( __FILE__ ) . '/../helpers/mock-tinify-client.php';
 require_once dirname( __FILE__ ) . '/../helpers/wordpress.php';
+require_once dirname( __FILE__ ) . '/../helpers/wordpress-cli.php';
 require_once dirname( __FILE__ ) . '/../../src/config/class-tiny-config.php';
 require_once 'vendor/autoload.php';