Issue #3230507: Create build tests for case where site is using core recommended Composer project

tests/src/Build/AttendedUpdateTestBase.php

@@ -110,7+110,7 @@
    *
    * @param string $command
    *   The command to run, excluding the 'composer' prefix.
    */
   protected function runComposer(string $command): void {
     $this->executeCommand("composer $command");
     $this->assertCommandSuccessful();
@@ -149,7+149,7 @@
    * Uses our already-installed dependencies to build a test site to update.
    */
   protected function createTestSite(): void {
-    // The project-level composer.json should live in workspace root directory,
-    // which may or may not be the same directory as the web root (i.e., where
-    // Drupal itself lives).
+    // The project-level composer.json lives in the workspace root directory,
+    // which may or may not be the same directory as the web root (where Drupal
+    // itself lives).
     $composer = $this->getWorkspaceDirectory() . DIRECTORY_SEPARATOR . 'composer.json';
     $this->writeJson($composer, $this->getInitialConfiguration());
     $this->runComposer('update');