E2E test case added for temp lineage table nodes

openmetadata-ui/src/main/resources/ui/playwright/e2e/Pages/Lineage/DataAssetLineage.spec.ts

@@ -448,6 +448,52 @@ test.describe('Column Level Lineage', () => {
   });
 });
 
+test.describe('Temp lineage table nodes', () => {
+  const RAW_ORDER_FQN = 'sample_data.ecommerce_db.shopify.raw_order';
+  const TEMP_TABLE_NAMES = ['tmp_order_staging', 'tmp_order_enriched'];
+
+  test.beforeAll('verify sample data entity exists', async ({ browser }) => {
+    const { apiContext, afterAction } = await getDefaultAdminAPIContext(
+      browser
+    );
+
+    try {
+      const response = await apiContext.get(
+        `/api/v1/tables/name/${encodeURIComponent(RAW_ORDER_FQN)}`
+      );
+
+      if (!response.ok()) {
+        throw new Error(
+          `Sample entity '${RAW_ORDER_FQN}' not found. Ensure sample data is loaded before running temp lineage tests.`
+        );
+      }
+    } finally {
+      await afterAction();
+    }
+  });
+
+  test.beforeEach(async ({ page }) => {
+    await redirectToHomePage(page);
+  });
+
+  test('should render temp lineage table nodes on canvas', async ({ page }) => {
+    await page.goto(`/table/${encodeURIComponent(RAW_ORDER_FQN)}`);
+    await waitForAllLoadersToDisappear(page);
+
+    await visitLineageTab(page);
+    await waitForAllLoadersToDisappear(page);
+
+    await page.getByTestId('fit-screen').click();
+    await page.getByRole('menuitem', { name: 'Fit to screen' }).click();
+
+    for (const tempTableName of TEMP_TABLE_NAMES) {
+      await expect(
+        page.getByTestId(`lineage-node-${tempTableName}`)
+      ).toBeVisible();
+    }
+  });
+});
+
 test.describe('Lineage Settings modal', () => {
   const table = new TableClass();