From 53251c2841bc559ebd49a6c09dc0e51d21b7a536 Mon Sep 17 00:00:00 2001
From: ehennestad <ehennestad@gmail.com>
Date: Wed, 30 Oct 2024 16:34:22 +0100
Subject: [PATCH] Add test class for internal functions

---
 .../+internal/+utility/+dir/listFiles.m       | 22 +------------------
 tools/tests/unitTests/InternalFunctionsTest.m | 20 +++++++++++++++++
 2 files changed, 21 insertions(+), 21 deletions(-)
 create mode 100644 tools/tests/unitTests/InternalFunctionsTest.m

diff --git a/code/internal/+openminds/+internal/+utility/+dir/listFiles.m b/code/internal/+openminds/+internal/+utility/+dir/listFiles.m
index fe7c323c..0ad0d717 100644
--- a/code/internal/+openminds/+internal/+utility/+dir/listFiles.m
+++ b/code/internal/+openminds/+internal/+utility/+dir/listFiles.m
@@ -30,7 +30,7 @@
     keep = ~ strncmp({L.name}, '.', 1);
     L = L(keep);
     
-    if ~strncmp(filetype, '.', 1)
+    if ~isempty(filetype) && ~strncmp(filetype, '.', 1)
         filetype = strcat('.', filetype);
     end
 
@@ -47,23 +47,3 @@
         filename = {L.name};
     end
 end
-
-% % function [folders, names, ext] = fileparts(varargin)
-% %
-% %     [folders, names, ext] = deal(cell(1, numel(varargin)));
-% %
-% %     for i = 1:numel(varargin)
-% %         [folders{i}, names{i}, ext{i}] = builtin('fileparts', varargin{i});
-% %     end
-% %
-% %     if nargin == 1
-% %         folders = folders{1}; names = names{1}; ext = ext{1};
-% %     end
-% %
-% %     if nargout == 1
-% %         clear names ext
-% %     elseif nargout == 2
-% %         clear ext
-% %     end
-% %
-% % end
diff --git a/tools/tests/unitTests/InternalFunctionsTest.m b/tools/tests/unitTests/InternalFunctionsTest.m
new file mode 100644
index 00000000..ad54ad9a
--- /dev/null
+++ b/tools/tests/unitTests/InternalFunctionsTest.m
@@ -0,0 +1,20 @@
+classdef InternalFunctionsTest < matlab.unittest.TestCase
+
+    methods(TestClassSetup)
+        % Shared setup for the entire test class
+    end
+    
+    methods(TestMethodSetup)
+        % Setup for each test
+    end
+    
+    methods(Test)
+
+        function testListFiles(testCase)
+            codeFolder = openminds.toolboxdir();
+            [filePath, filename] = openminds.internal.utility.dir.listFiles(codeFolder);
+            testCase.verifyClass(filePath, 'cell');
+            testCase.verifyClass(filename, 'cell');
+        end
+    end
+end
\ No newline at end of file