diff --git a/web/app/components/workflow/run/utils/format-log/parallel/index.spec.ts b/web/app/components/workflow/run/utils/format-log/parallel/index.spec.ts
new file mode 100644
index 0000000000..d1ce052ee8
--- /dev/null
+++ b/web/app/components/workflow/run/utils/format-log/parallel/index.spec.ts
@@ -0,0 +1,39 @@
+import { cloneDeep } from 'lodash-es'
+import format from '.'
+import graphToLogStruct from '../graph-to-log-struct'
+
+describe('parallel', () => {
+  const list = graphToLogStruct('(parallel, parallelNode, nodeA, nodeB -> nodeC)')
+  const [parallelNode, ...parallelDetail] = list
+  const parallelI18n = 'PARALLEL'
+  // format will change the list...
+  const result = format(cloneDeep(list) as any, () => parallelI18n)
+
+  test('parallel should put nodes in details', () => {
+    expect(result as any).toEqual([
+      {
+        ...parallelNode,
+        parallelDetail: {
+          isParallelStartNode: true,
+          parallelTitle: `${parallelI18n}-1`,
+          children: [
+            parallelNode,
+            {
+              ...parallelDetail[0],
+              parallelDetail: {
+                branchTitle: `${parallelI18n}-1-A`,
+              },
+            },
+            {
+              ...parallelDetail[1],
+              parallelDetail: {
+                branchTitle: `${parallelI18n}-1-B`,
+              },
+            },
+            parallelDetail[2],
+          ],
+        },
+      },
+    ])
+  })
+})
diff --git a/web/app/components/workflow/run/utils/format-log/retry/index.spec.ts b/web/app/components/workflow/run/utils/format-log/retry/index.spec.ts
index a227dcb3e8..a8f46e96b1 100644
--- a/web/app/components/workflow/run/utils/format-log/retry/index.spec.ts
+++ b/web/app/components/workflow/run/utils/format-log/retry/index.spec.ts
@@ -5,7 +5,7 @@ describe('retry', () => {
   // retry nodeId:1 3 times.
   const steps = graphToLogStruct('start -> (retry, retryNode, 3)')
   const [startNode, retryNode, ...retryDetail] = steps
-  const result = format(steps)
+  const result = format(steps as any)
   test('should have no retry status nodes', () => {
     expect(result.find(item => (item as any).status === 'retry')).toBeUndefined()
   })