selftests..multiplex_tests: Fix regression due the number of lines.

Fix regression when the number of lines from the output was reduced,
so we're now assuming 13 lines, instead of 14.

Fix issue #472.
Signed-off-by: NRudá Moura <rmoura@redhat.com>

selftests/all/functional/avocado/multiplex_tests.py

@@ -76,16 +76,16 @@ class MultiplexTests(unittest.TestCase):
     def test_run_mplex_passtest(self):
         cmd_line = './scripts/avocado run --sysinfo=off passtest --multiplex examples/tests/sleeptest.py.data/sleeptest.yaml'
         expected_rc = 0
-        # A typical pass has about 14 lines of output,
+        # A typical pass has about 13 lines of output,
         # so we expect the full job log has at least 4 times
         # this value. If that is not the case, something is wrong with
         # the output.
-        self.run_and_check(cmd_line, expected_rc, 14 * 4)
+        self.run_and_check(cmd_line, expected_rc, 13 * 4)
 
     def test_run_mplex_doublepass(self):
         cmd_line = './scripts/avocado run --sysinfo=off passtest passtest --multiplex examples/tests/sleeptest.py.data/sleeptest.yaml'
         # Should run 2-times 4 variants of pass test
-        self.run_and_check(cmd_line, expected_rc=0, expected_lines=2 * 4 * 14)
+        self.run_and_check(cmd_line, expected_rc=0, expected_lines=2 * 4 * 13)
 
     def test_run_mplex_failtest(self):
         cmd_line = './scripts/avocado run --sysinfo=off passtest failtest --multiplex examples/tests/sleeptest.py.data/sleeptest.yaml'
@@ -97,11 +97,11 @@ class MultiplexTests(unittest.TestCase):
                     'examples/tests/sleeptest.py.data/sleeptest.yaml '
                     'examples/tests/sleeptest.py.data/sleeptest.yaml')
         expected_rc = 0
-        # A typical pass has about 14 lines of output,
+        # A typical pass has about 13 lines of output,
         # so we expect the full job log has at least 4 times
         # this value. If that is not the case, something is wrong with
         # the output.
-        self.run_and_check(cmd_line, expected_rc, 14 * 4)
+        self.run_and_check(cmd_line, expected_rc, 13 * 4)
 
     def test_run_mplex_params(self):
         cmd_line = ('./scripts/avocado run --sysinfo=off examples/tests/env_variables.sh '