diff --git a/src/goDocumentSymbols.ts b/src/goDocumentSymbols.ts
index cb18669e92..7e98392b30 100644
--- a/src/goDocumentSymbols.ts
+++ b/src/goDocumentSymbols.ts
@@ -60,7 +60,7 @@ export class GoplsDocumentSymbolProvider implements vscode.DocumentSymbolProvide
 			const start = text.indexOf(packageDecl);
 			pkgDeclRng = new vscode.Range(document.positionAt(start), document.positionAt(start + packageDecl.length));
 			pkgName = packageDecl[1];
-		} else if (document.fileName.endsWith('_test.gop')) {
+		} else if (document.fileName.endsWith('_test.gop') || document.fileName.endsWith('test.gox')) {
 			pkgName = 'main'; // goxls: default test pkg
 		}
 		const packageSymbol = new vscode.DocumentSymbol(
diff --git a/src/goTest.ts b/src/goTest.ts
index 9c3e624d47..d7438a7940 100644
--- a/src/goTest.ts
+++ b/src/goTest.ts
@@ -48,7 +48,11 @@ async function _testAtCursor(
 	if (!editor) {
 		throw new NotFoundError('No editor is active.');
 	}
-	if (!editor.document.fileName.endsWith('_test.go') && !editor.document.fileName.endsWith('_test.gop')) {
+	if (
+		!editor.document.fileName.endsWith('_test.go') &&
+		!editor.document.fileName.endsWith('_test.gop') &&
+		!editor.document.fileName.endsWith('test.gox')
+	) {
 		throw new NotFoundError('No tests found. Current file is not a test file.');
 	}
 
@@ -210,9 +214,8 @@ async function runTestAtCursor(
 	if (cmd !== 'benchmark' && extractInstanceTestName(testFunctionName)) {
 		testConfigFns.push(...findAllTestSuiteRuns(editor.document, testFunctions).map((t) => t.name));
 	}
-
 	const isMod = await isModSupported(editor.document.uri);
-	const isGop = editor.document.fileName.endsWith('.gop'); // goxls: isGop
+	const isGop = editor.document.fileName.endsWith('.gop') || editor.document.fileName.endsWith('.gox'); // goxls: isGop
 	const testConfig: TestConfig = {
 		goConfig,
 		dir: path.dirname(editor.document.fileName),
@@ -381,7 +384,11 @@ export function testCurrentFile(isBenchmark: boolean, getConfig = getGoConfig):
 			vscode.window.showInformationMessage('No editor is active.');
 			return false;
 		}
-		if (!editor.document.fileName.endsWith('_test.go') && !editor.document.fileName.endsWith('_test.gop')) {
+		if (
+			!editor.document.fileName.endsWith('_test.go') &&
+			!editor.document.fileName.endsWith('_test.gop') &&
+			!editor.document.fileName.endsWith('test.gox')
+		) {
 			vscode.window.showInformationMessage('No tests found. Current file is not a test file.');
 			return false;
 		}