fix: snapshot locking fails when snapshot first is getting created (#19)

Signed-off-by: Chapman Pendery <[email protected]>
microsoft · Mar 7, 2024 · daf7c68 · daf7c68
1 parent 1e740bf
commit daf7c68
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/src/test/matchers/toMatchSnapshot.ts b/src/test/matchers/toMatchSnapshot.ts
@@ -52,9 +52,12 @@ const updateSnapshot = async (
   snapshot: string
 ): Promise<void> => {
   const snapPath = snapshotPath(testPath);
-  if (!fs.existsSync(snapPath)) {
+  if (!fs.existsSync(path.dirname(snapPath))) {
     await fsAsync.mkdir(path.dirname(snapPath), { recursive: true });
   }
+  if (!fs.existsSync(snapPath)) {
+    await fsAsync.appendFile(snapPath, "");
+  }
 
   const unlock = await lockfile.lock(snapPath, {
     stale: 5_000,
@@ -180,6 +183,7 @@ export async function toMatchSnapshot(
   } else {
     emitResult();
   }
+
   return {
     pass: !snapshotsDifferent,
     message: !snapshotsDifferent