Ruby 3.4 will print the callsite

Author: JonRowe

spec/integration/failed_line_detection_spec.rb

@@ -78,10 +78,16 @@ def self.trigger_failure
 
     run_command "./spec/default_config_spec.rb"
 
-    expect(last_cmd_stdout).to include("raise 'LibMod failure'").
+    expect(
+      last_cmd_stdout
+    ).to include("raise 'LibMod failure'").
                            and include("raise 'AppMod failure'").
-                           and include("raise 'SpecSupport failure'").
-                           and exclude("AppMod.trigger_failure")
+                           and include("raise 'SpecSupport failure'")
+
+    if RUBY_VERSION.to_f > 3.3
+      # Ruby 3.4 seems to print the calling function and we've not configured it otherwise
+      expect(last_cmd_stdout).to include("AppMod.trigger_failure")
+    end
 
     write_file "spec/change_config_spec.rb", "
       require './app/app_mod'