From 0e3dfc7bdaf4af4ac6a62b0cf1286cd45019c8ee Mon Sep 17 00:00:00 2001
From: Dirk Lemstra <dirk@lemstra.org>
Date: Sat, 17 Aug 2024 08:54:28 +0200
Subject: [PATCH] Added extra unit test for the metaChannelCount property.

---
 tests/magick-image/meta-channel-count.spec.ts | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/tests/magick-image/meta-channel-count.spec.ts b/tests/magick-image/meta-channel-count.spec.ts
index b9f03857..7692c44d 100644
--- a/tests/magick-image/meta-channel-count.spec.ts
+++ b/tests/magick-image/meta-channel-count.spec.ts
@@ -3,6 +3,7 @@
   Licensed under the Apache License, Version 2.0.
 */
 
+import { MagickFormat } from '@src/enums/magick-format';
 import { TestImages } from '@test/test-images';
 
 describe('MagickImage#metaChannelCount', () => {
@@ -23,4 +24,17 @@ describe('MagickImage#metaChannelCount', () => {
             expect(() => image.metaChannelCount = 54).toThrowError('MaximumChannelsExceeded');
         })
     });
+
+    it('should save extra channels in a TIFF file', () => {
+        TestImages.imageMagickJpg.use(input => {
+            input.metaChannelCount = 2;
+
+            input.write(MagickFormat.Tiff, (data) => {
+                TestImages.empty.use((output) => {
+                    output.read(data);
+                    expect(output.metaChannelCount).toBe(2);
+                });
+            });
+        });
+    });
 });