fix: add support for ${workspaceFolder} in --configuration argument (#411)

Author: rserry

packages/phpunit/src/Configuration/Configuration.test.ts

@@ -59,4 +59,13 @@ describe('Configuration Test', () => {
 
         expect(await configuration.getConfigurationFile()).toBeUndefined();
     });
+
+    it('get phpunit.xml with ${workspaceFolder} in --configuration arg', async () => {
+        const root = phpUnitProject('');
+        const configuration = new Configuration({
+            args: [`--configuration=\${workspaceFolder}/phpunit.xml`],
+        });
+
+        expect(await configuration.getConfigurationFile(root)).toEqual(join(root, 'phpunit.xml'));
+    });
 });

packages/phpunit/src/Configuration/Configuration.ts

@@ -1,4 +1,5 @@
 import { join } from 'node:path';
+import { VAR_WORKSPACE_FOLDER } from '../constants';
 import { checkFileExists, findAsyncSequential, parseArguments } from '../utils';
 import { BinaryDetector } from './BinaryDetector';
 
@@ -50,7 +51,9 @@ export abstract class BaseConfiguration implements IConfiguration {
             parameter.startsWith('--configuration'),
         );
         if (configuration) {
-            const configurationFile = configuration.replace('--configuration=', '');
+            const configurationFile = configuration
+                .replace('--configuration=', '')
+                .replace(VAR_WORKSPACE_FOLDER, root);
             files = [configurationFile, join(root, configurationFile), ...files];
         }