Make tests run-able if project is used as a project reference.

Author: gnestlinger

runAllTests.m

@@ -1,15 +1,33 @@
-% Script to run all tests from the "xUintTests" directory. 
-
-clear
-clc
+function testRes = runAllTests()
+%RUNALLTESTS    Run all tests from the "xUintTests" directory. 
+%   TESTRES = RUNALLTESTS() runs all tests from the "xUnitTests" directory
+%   and returns the results TESTRES.
+% 
+ 
+% Get the root folder of the project - this should also work when the
+% project is referenced in another project.
+path2RootFolder = mfilename('fullpath');
+path2RootFolder = path2RootFolder(1:end-numel(mfilename()));
 
 % Add current folder to path - this is needed for pre R2019a releases that
 % don't support Matlab Projects
-addpath(pwd)
+addpath(path2RootFolder)
 
 % Create and run the test suite
 testSuite = matlab.unittest.TestSuite.fromFolder(...
-    'xUnitTests', ...
+    [path2RootFolder 'xUnitTests'], ...
     'IncludingSubfolders',true);
+
+str = ' Running "Path2D" tests ... ';
+printTopRule('=', numel(str))
+fprintf('<strong>%s</strong>\n', str);
+printTopRule('=', numel(str))
+
 testRes = run(testSuite);
-disp(testRes)
+
+end%fcn
+
+
+function printTopRule(symbol, n)
+fprintf('%s\n', repmat(symbol, 1, n));
+end%fcn