Add undo/redo check (#3893)

* add check for other browsers

* [autofix.ci] apply automated fixes

* add command + zand y test

---------

Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>

src/frontend/playwright.config.ts

@@ -55,7 +55,37 @@ export default defineConfig({
         },
       },
     },
-
+    // {
+    //   name: "firefox",
+    //   use: {
+    //     ...devices["Desktop Firefox"],
+    //     launchOptions: {
+    //       // headless: false,
+    //       firefoxUserPrefs: {
+    //         "dom.events.asyncClipboard.readText": true,
+    //         "dom.events.testing.asyncClipboard": true,
+    //       },
+    //     },
+    //   },
+    // },
+    // {
+    //   name: "safari",
+    //   use: {
+    //     ...devices["Desktop Safari"],
+    //     launchOptions: {
+    //       // headless: false,
+    //     },
+    //   },
+    // },
+    // {
+    //   name: "arc",
+    //   use: {
+    //     ...devices["Desktop Arc"],
+    //     launchOptions: {
+    //       // headless: false,
+    //     },
+    //   },
+    // },
     // {
     //   name: "firefox",
     //   use: {

src/frontend/tests/extended/features/langflowShortcuts.spec.ts

@@ -106,4 +106,19 @@ test("LangflowShortcuts", async ({ page }) => {
   if (numberOfNodes != 1) {
     expect(false).toBeTruthy();
   }
+
+  // Test undo (Command+Z or Control+Z)
+  await page.getByTestId("title-Ollama").click();
+  await page.keyboard.press("Backspace");
+  numberOfNodes = await page.getByTestId("title-Ollama")?.count();
+  expect(numberOfNodes).toBe(0);
+
+  await page.keyboard.press(`${control}+z`);
+  numberOfNodes = await page.getByTestId("title-Ollama")?.count();
+  expect(numberOfNodes).toBe(1);
+
+  // Test redo (Command+Y or Control+Y)
+  await page.keyboard.press(`${control}+y`);
+  numberOfNodes = await page.getByTestId("title-Ollama")?.count();
+  expect(numberOfNodes).toBe(0);
 });

src/frontend/tests/globalTeardown.ts

@@ -11,13 +11,22 @@ export default async () => {
     // temp is in src/frontend/temp
     const tempDbPath = path.join(__dirname, "..", "temp");
     console.log("tempDbPath", tempDbPath);
+
+    // Check if the directory exists before attempting to remove it
+    if (fs.existsSync(tempDbPath)) {
       // Remove the temp database
-    fs.rmSync(tempDbPath);
+      fs.rmSync(tempDbPath, { recursive: true, force: true });
+
       // Check if the file is removed
       if (!fs.existsSync(tempDbPath)) {
         console.log("Successfully removed the temp database");
       } else {
-      console.error("Error while removing the temp database");
+        console.error(
+          "Error: temp database still exists after removal attempt",
+        );
+      }
+    } else {
+      console.log("Temp database directory does not exist, skipping removal");
     }
   } catch (error) {
     console.error("Error while removing the temp database:", error);