[test] Share output procs in mozilla and test262

Bug: v8:6917
Cq-Include-Trybots: master.tryserver.v8:v8_linux_noi18n_rel_ng
Change-Id: I8783192268cc0860b553af418d56f1117817d747
Reviewed-on: https://chromium-review.googlesource.com/836609
Commit-Queue: Michał Majewski <majeski@google.com>
Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/master@{#50241}

test/mozilla/testcfg.py

@@ -106,13 +106,15 @@ class TestCase(testcase.TestCase):
   def _get_source_path(self):
     return os.path.join(self.suite.testroot, self.path + self._get_suffix())
 
-  def _output_proc_class(self):
-    return OutProc
+  def get_output_proc(self):
+    if self.path.endswith('-n'):
+      return OutProc.NEGATIVE
+    return OutProc.DEFAULT
 
 
 class OutProc(outproc.OutProc):
-  def __init__(self, test):
-    self._negative = test.path.endswith('-n')
+  def __init__(self):
+    pass
 
   def _is_failure_output(self, output):
     return (
@@ -120,8 +122,19 @@ class OutProc(outproc.OutProc):
       'FAILED!' in output.stdout
     )
 
+
+class DefaultOutProc(OutProc):
   def _is_negative(self):
-    return self._negative
+    return False
+
+
+class NegativeOutProc(OutProc):
+  def _is_negative(self):
+    return True
+
+
+OutProc.DEFAULT = DefaultOutProc()
+OutProc.NEGATIVE = NegativeOutProc()
 
 
 def GetSuite(name, root):

test/test262/testcfg.py

@@ -238,16 +238,20 @@ class TestCase(testcase.TestCase):
       return path
     return os.path.join(self.suite.testroot, filename)
 
-  def _output_proc_class(self):
-    return OutProc
+  def get_output_proc(self):
+    expected_exception = (
+        self.test_record
+          .get('negative', {})
+          .get('type', None)
+    )
+    if expected_exception is None:
+      return OutProc.NO_EXCEPTION
+    return OutProc(expected_exception)
 
 
 class OutProc(outproc.OutProc):
-  def __init__(self, test):
-    self._expected_exception = (
-      test.test_record
-      .get('negative', {})
-      .get('type', None))
+  def __init__(self, expected_exception=None):
+    self._expected_exception = expected_exception
 
   def _is_failure_output(self, output):
     if output.exit_code != 0:
@@ -271,5 +275,8 @@ class OutProc(outproc.OutProc):
     return False
 
 
+OutProc.NO_EXCEPTION = OutProc()
+
+
 def GetSuite(name, root):
   return TestSuite(name, root)