Force slug in wp cli command to ensure that it get's the correct one by default

includes/CLI/Plugin_Check_Command.php

@@ -190,6 +190,13 @@ static function ( $dirs ) use ( $excluded_files ) {
 			);
 		}
 
+		// Ensure the correct slug.
+		if ( is_dir( $plugin ) && empty( $options['slug'] ) ) {
+			$options['slug'] = basename( $plugin );
+		} elseif ( filter_var( $plugin, FILTER_VALIDATE_URL ) && empty( $options['slug'] ) ) {
+			$options['slug'] = Plugin_Request_Utility::get_slug_from_url( $plugin );
+		}
+
 		try {
 			$runner->set_experimental_flag( $options['include-experimental'] );
 			$runner->set_check_slugs( $checks );

includes/Utilities/Plugin_Request_Utility.php

@@ -82,6 +82,26 @@ public static function get_plugin_basename_from_input( $plugin_slug ) {
 		);
 	}
 
+	/**
+	 * Returns the plugin slug based on the input provided.
+	 *
+	 * @since 1.3.0
+	 *
+	 * @param string $plugin_url The plugin url.
+	 * @return string The plugin slug.
+	 */
+	public static function get_slug_from_url( $plugin_url ) {
+		$plugin_slug = '';
+
+		if ( false !== strpos( $plugin_url, '#wporgapi:' ) ) {
+			$plugin_url = substr( $plugin_url, 0, strpos( $plugin_url, '#' ) );
+		}
+		$plugin_slug = basename( $plugin_url );
+		$plugin_slug = str_replace( '.zip', '', $plugin_slug );
+
+		return $plugin_slug;
+	}
+
 	/**
 	 * Initializes the runner classes.
 	 *

tests/phpunit/tests/Utilities/Plugin_Request_Utility_Tests.php

@@ -57,6 +57,12 @@ public function test_get_plugin_basename_from_input_with_invalid_input() {
 		Plugin_Request_Utility::get_plugin_basename_from_input( 'invalid' );
 	}
 
+	public function test_get_slug_from_url() {
+		$slug = Plugin_Request_Utility::get_slug_from_url( 'http://example.com/wp-content/plugins/plugin-check/' );
+
+		$this->assertSame( 'plugin-check', $slug );
+	}
+
 	/**
 	 * @runInSeparateProcess
 	 * @preserveGlobalState disabled