From 7156735394a810cb3b447c4a7b2ad82dcd17822b Mon Sep 17 00:00:00 2001
From: Knut Sveidqvist <knsv@sveido.com>
Date: Mon, 22 Jul 2024 10:12:03 +0200
Subject: [PATCH] MC-1730 Fix for failing unit-test

---
 packages/mermaid/src/diagrams/block/styles.ts | 1 -
 packages/mermaid/src/themes/theme-neo-dark.js | 2 +-
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/packages/mermaid/src/diagrams/block/styles.ts b/packages/mermaid/src/diagrams/block/styles.ts
index bdc7614a1..dc5d27d8f 100644
--- a/packages/mermaid/src/diagrams/block/styles.ts
+++ b/packages/mermaid/src/diagrams/block/styles.ts
@@ -105,7 +105,6 @@ const getStyles = (options: BlockChartStyleOptions) =>
   }
 
   .node .cluster {
-    // fill: ${fade(options.mainBkg, 0.5)};
     fill: ${fade(options.clusterBkg, 0.5)};
     stroke: ${fade(options.clusterBorder, 0.2)};
     box-shadow: rgba(50, 50, 93, 0.25) 0px 13px 27px -5px, rgba(0, 0, 0, 0.3) 0px 8px 16px -8px;
diff --git a/packages/mermaid/src/themes/theme-neo-dark.js b/packages/mermaid/src/themes/theme-neo-dark.js
index 53a659a30..3e7fea1f2 100644
--- a/packages/mermaid/src/themes/theme-neo-dark.js
+++ b/packages/mermaid/src/themes/theme-neo-dark.js
@@ -29,7 +29,7 @@ class Theme {
     this.darkTextColor = lighten(invert('#323D47'), 10);
     this.border1 = '#ccc';
     this.border2 = rgba(255, 255, 255, 0.25);
-    this.arrowheadColor = 'calculated';
+    this.arrowheadColor = invert(this.background);
     this.fontFamily = '"trebuchet ms", verdana, arial, sans-serif';
     this.fontSize = '16px';
     this.labelBackground = '#181818';