From 8b010d61d218983e0c0862005d5df6baf8dfd829 Mon Sep 17 00:00:00 2001
From: Matthias Koefferlein <matthias@klayout.de>
Date: Sun, 26 Oct 2025 22:25:28 +0100
Subject: [PATCH] Trying to fix unit tests

---
 testdata/ruby/dbLibrary.rb | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/testdata/ruby/dbLibrary.rb b/testdata/ruby/dbLibrary.rb
index ba145c0f5..de40969b9 100644
--- a/testdata/ruby/dbLibrary.rb
+++ b/testdata/ruby/dbLibrary.rb
@@ -121,6 +121,12 @@ class DBLibrary_TestClass < TestBase
 
   def test_4_library_registration_and_rename
 
+    # clean up before
+    [ "RBA-unit-test", "RBA-unit-test2" ].each do |name|
+      l = RBA::Library::library_by_name(name)
+      l && l.unregister
+    end
+
     lib = RBA::Library::new
     lib.description = "LIB1"
     lib.delete
@@ -159,6 +165,12 @@ class DBLibrary_TestClass < TestBase
 
   def test_5_reload
 
+    # clean up before
+    [ "RBA-unit-test", "RBA-unit-test2" ].each do |name|
+      l = RBA::Library::library_by_name(name)
+      l && l.unregister
+    end
+
     lib = MyLibImpl::new
     lib.description = "LIB1"
     lib.register("RBA-unit-test")
@@ -178,6 +190,12 @@ class DBLibrary_TestClass < TestBase
 
   def test_6_cells_become_defunct_after_unregister
 
+    # clean up before
+    [ "RBA-unit-test", "RBA-unit-test2" ].each do |name|
+      l = RBA::Library::library_by_name(name)
+      l && l.unregister
+    end
+
     lib = RBA::Library::new
     lib.description = "LIB1"
     lib.register("RBA-unit-test")
@@ -209,6 +227,12 @@ class DBLibrary_TestClass < TestBase
 
   def test_7_change_ref
 
+    # clean up before
+    [ "RBA-unit-test", "RBA-unit-test2" ].each do |name|
+      l = RBA::Library::library_by_name(name)
+      l && l.unregister
+    end
+
     lib = RBA::Library::new
     lib.description = "LIB1"
     lib.register("RBA-unit-test")