add test utils and version file

Author: Remi-Gau

src/printCreditsCppPtb.m

@@ -1,6 +1,11 @@
 function printCreditsCppPtb()
 
-    version = '0.0.1';
+    try
+        version = fileread(fullfile(fileparts(mfilename('fullpath')), ...
+            '..', '..', 'version.txt'));
+    catch
+        version = 'v1.0.0';
+    end
 
     contributors = { ...
         'Rémi Gau', ...

tests/test_utils.m

@@ -0,0 +1,13 @@
+function test_suite = test_utils %#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_utilsBasic()
+
+    printCreditsCppPtb();
+
+end

version.txt

@@ -0,0 +1 @@
+v1.0.0