Revert "oeqa/selftest: add test case for oeqa.utils.subprocesstweak"

This reverts commit 8a054e1.

Author: rpurdie

meta/lib/oeqa/selftest/cases/liboe.py

@@ -9,7 +9,7 @@
 import oe.path
 import os
 
-class CopyTreeTests(OESelftestTestCase):
+class LibOE(OESelftestTestCase):
 
     @classmethod
     def setUpClass(cls):
@@ -102,36 +102,3 @@ def touchfile(tf):
         self.assertEqual(dstcnt, len(testfiles), "Number of files in dst (%s) differs from number of files in src(%s)." % (dstcnt, srccnt))
 
         oe.path.remove(testloc)
-
-class SubprocessTests(OESelftestTestCase):
-
-    def test_subprocess_tweak(self):
-        """
-        Test that the string representation of
-        oeqa.utils.subprocesstweak.OETestCalledProcessError includes stdout and
-        stderr, as expected.
-        """
-        script = """
-#! /bin/sh
-echo Ivn fgqbhg | tr '[a-zA-Z]' '[n-za-mN-ZA-M]'
-echo Ivn fgqree | tr '[a-zA-Z]' '[n-za-mN-ZA-M]' >&2
-exit 42
-        """
-
-        import subprocess
-        import unittest.mock
-        from oeqa.utils.subprocesstweak import OETestCalledProcessError
-
-        with self.assertRaises(OETestCalledProcessError) as cm:
-            with unittest.mock.patch("subprocess.CalledProcessError", OETestCalledProcessError):
-                subprocess.run(["bash", "-"], input=script, text=True, capture_output=True, check=True)
-
-        e = cm.exception
-        self.assertEqual(e.returncode, 42)
-        self.assertEqual("Via stdout\n", e.stdout)
-        self.assertEqual("Via stderr\n", e.stderr)
-
-        string = str(e)
-        self.assertIn("exit status 42", string)
-        self.assertIn("Standard Output: Via stdout", string)
-        self.assertIn("Standard Error: Via stderr", string)