From 8ec258afa11d0ceb569b8a150114f42d52920759 Mon Sep 17 00:00:00 2001
From: Yuki Hattori <yukihattori1116@gmail.com>
Date: Wed, 15 Jan 2025 22:54:02 +0900
Subject: [PATCH 1/4] Wait for next HTML rendering frame

In parallel rendering, it may be needed to wait for the first rendering.
---
 src/converter.ts | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/converter.ts b/src/converter.ts
index 8436692b..17457542 100644
--- a/src/converter.ts
+++ b/src/converter.ts
@@ -668,6 +668,13 @@ export class Converter {
           await page.goto('data:text/html,', waitForOptions)
           await page.setContent(baseFile.buffer!.toString(), waitForOptions)
         }
+
+        // Wait for next frame (In parallel rendering, it may be needed to wait for the first rendering)
+        await page.evaluate(async () => {
+          await new Promise<void>((resolve) =>
+            window.requestAnimationFrame(() => resolve())
+          )
+        })
       }
 
       try {

From 8b028338763ca8ae224b2854b3a5d0c0aa3243e8 Mon Sep 17 00:00:00 2001
From: Yuki Hattori <yukihattori1116@gmail.com>
Date: Wed, 15 Jan 2025 23:05:52 +0900
Subject: [PATCH 2/4] Update timeout values in some Converter tests

---
 test/converter.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/test/converter.ts b/test/converter.ts
index ef909cff..18cc2d3d 100644
--- a/test/converter.ts
+++ b/test/converter.ts
@@ -1271,7 +1271,7 @@ describe('Converter', () => {
             expect(secondCall[1]).toBeInstanceOf(Buffer)
             expect((secondCall[1] as Buffer).length).toBeLessThan(jpeg.length)
           },
-          timeout
+          timeoutLarge
         )
       })
 
@@ -1315,7 +1315,7 @@ describe('Converter', () => {
             expect(secondCall[1]).toBeInstanceOf(Buffer)
             expect((secondCall[1] as Buffer).length).toBeLessThan(jpeg.length)
           },
-          timeout
+          timeoutLarge
         )
       })
     })

From 1fb859566d49dbfdfce02cb6b1b781e5b9510146 Mon Sep 17 00:00:00 2001
From: Yuki Hattori <yukihattori1116@gmail.com>
Date: Wed, 15 Jan 2025 23:10:57 +0900
Subject: [PATCH 3/4] Ignore collecting coverage within the function for the
 browser

---
 src/converter.ts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/converter.ts b/src/converter.ts
index 17457542..89d5ac3d 100644
--- a/src/converter.ts
+++ b/src/converter.ts
@@ -671,9 +671,11 @@ export class Converter {
 
         // Wait for next frame (In parallel rendering, it may be needed to wait for the first rendering)
         await page.evaluate(async () => {
+          /* c8 ignore start */
           await new Promise<void>((resolve) =>
             window.requestAnimationFrame(() => resolve())
           )
+          /* c8 ignore end */
         })
       }
 

From 2e30e3420f36d8ecff425b0b736c3b78842548cf Mon Sep 17 00:00:00 2001
From: Yuki Hattori <yukihattori1116@gmail.com>
Date: Thu, 16 Jan 2025 00:09:18 +0900
Subject: [PATCH 4/4] [ci skip] Update CHANGELOG.md

---
 CHANGELOG.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2e9b37a0..492d7d71 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,7 +4,7 @@
 
 ### Added
 
-- Introduce parallelism for batch conversion: `--parallel` / `-P` ([#509](https://github.com/marp-team/marp-cli/issues/509), [#628](https://github.com/marp-team/marp-cli/pull/628))
+- Introduce parallelism for batch conversion: `--parallel` / `-P` ([#509](https://github.com/marp-team/marp-cli/issues/509), [#628](https://github.com/marp-team/marp-cli/pull/628), [#629](https://github.com/marp-team/marp-cli/pull/629))
 
 ### Fixed