Address Playground CLI test failures

Author: brandonpayton

packages/playground/cli/src/run-cli.ts

@@ -587,14 +587,13 @@ export async function runCLI(args: RunCLIArgs): Promise<RunCLIServer> {
 				'home',
 			];
 
-			if (args['mount-before-install'] === undefined) {
-				args['mount-before-install'] = [];
-			}
-
 			for (const subdirName of userProvidableNativeSubdirs) {
-				const thisSubdirDoesNotHaveAMount = !args[
-					'mount-before-install'
-				].some(isMountingVfsDirName(subdirName));
+				const isMountingSubdirName = (mount: Mount) =>
+					mount.vfsPath === `/${subdirName}`;
+				const thisSubdirDoesNotHaveAMount = !(
+					args['mount-before-install']?.some(isMountingSubdirName) ||
+					args['mount']?.some(isMountingSubdirName)
+				);
 				if (thisSubdirDoesNotHaveAMount) {
 					// The user isn't already mounting a native dir for this,
 					// so let's create a mount from within our native temp dir.
@@ -604,6 +603,10 @@ export async function runCLI(args: RunCLIArgs): Promise<RunCLIServer> {
 					);
 					mkdirSync(nativeSubdirPath);
 
+					if (args['mount-before-install'] === undefined) {
+						args['mount-before-install'] = [];
+					}
+
 					// Make the real mount first so any further subdirs are mounted into it.
 					args['mount-before-install'].unshift({
 						vfsPath: `/${subdirName}`,
@@ -927,12 +930,6 @@ async function zipSite(
 	fs.writeFileSync(outfile, zip);
 }
 
-function isMountingVfsDirName(dirName: string) {
-	return function matchesDirName(mount: Mount) {
-		return mount.vfsPath === `/${dirName}`;
-	};
-}
-
 const tempDirNameDelimiter = '-playground-cli-site-';
 
 function generateTempDirPrefix() {

packages/playground/cli/tests/run-cli.spec.ts

@@ -531,7 +531,7 @@ describe.each(blueprintVersions)(
 							'Running the Blueprint...',
 							'Finished running the blueprint',
 							expect.stringMatching(
-								/^WordPress is running on http:\/\/127\.0\.0\.1:\d+$/
+								/^WordPress is running on http:\/\/127\.0\.0\.1:\d+ with \d+ worker\(s\)$/
 							),
 						])
 					);