fix(test): unifiy test for RF<4 and RF>=4

Author: Matej Cotman

tests/utest/oxygen/test_oxygen_cli.py

@@ -3,6 +3,7 @@
 from subprocess import check_output, run
 from unittest import TestCase
 from unittest.mock import ANY, create_autospec, patch, Mock
+from xml.etree import ElementTree
 
 from robot.running.model import TestSuite
 
@@ -54,10 +55,18 @@ def test_junit_works_on_cli(self):
                      text=True,
                      shell=True)
 
-        for expected in ('<stat pass="69" fail="3">Critical Tests</stat>',
-                         '<stat pass="69" fail="3">All Tests</stat>'):
-            self.assertIn(expected, example.read_text())
-            self.assertIn(expected, actual.read_text())
+        exampleTree = ElementTree.parse(example)
+        exampleRoot = exampleTree.getroot()
+
+        actualTree = ElementTree.parse(actual)
+        actualRoot = actualTree.getroot()
+
+        exampleStat = exampleRoot.find(
+            './statistics/total//stat[.="All Tests"]')
+        actualStat = actualRoot.find('./statistics/total//stat[.="All Tests"]')
+
+        self.assertEqual(exampleStat.get('pass'), actualStat.get('pass'))
+        self.assertEqual(exampleStat.get('fail'), actualStat.get('fail'))
 
 
 class TestOxygenCLI(TestCase):