From 3ebdd4913c66cd93a4388612b05a49e5e6f0b311 Mon Sep 17 00:00:00 2001
From: Wolfgang Walther <walther@technowledgy.de>
Date: Sat, 12 Apr 2025 21:46:07 +0200
Subject: [PATCH] postgresqlPackages.pg_byteamagic: improve tests with
 assertion

---
 pkgs/servers/sql/postgresql/ext/pg_byteamagic.nix | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/pkgs/servers/sql/postgresql/ext/pg_byteamagic.nix b/pkgs/servers/sql/postgresql/ext/pg_byteamagic.nix
index 8de8850d04eb..83bccbdf5cfa 100644
--- a/pkgs/servers/sql/postgresql/ext/pg_byteamagic.nix
+++ b/pkgs/servers/sql/postgresql/ext/pg_byteamagic.nix
@@ -29,6 +29,13 @@ postgresqlBuildExtension (finalAttrs: {
         CREATE EXTENSION byteamagic;
         SELECT byteamagic_mime('test');
       '';
+      asserts = [
+        {
+          query = "SELECT byteamagic_mime('test')";
+          expected = "'text/plain'";
+          description = "`byteamagic_mime(...) should return proper mimetype.";
+        }
+      ];
     };
   };