add test

Author: Remi-Gau

tests/test_unit_convertToValidCamelCase.m

@@ -0,0 +1,23 @@
+% (C) Copyright 2021 CPP BIDS SPM-pipeline developers
+
+function test_suite = test_unit_convertToValidCamelCase %#ok<*STOUT>
+  try % assignment of 'localfunctions' is necessary in Matlab >= 2016
+    test_functions = localfunctions(); %#ok<*NASGU>
+  catch % no problem; early Matlab versions can use initTestSuite fine
+  end
+  initTestSuite;
+end
+
+function test_convertToValidCamelCaseBasic()
+
+  str = 'foo bar';
+  str = convertToValidCamelCase(str);
+  assertEqual(str, 'fooBar');
+
+  %% set up
+
+  str = '&|@#-_(!{})01[]%+/=:;.?,\<> visual task';
+  str = convertToValidCamelCase(str);
+  assertEqual(str, '01VisualTask');
+
+end