Reland r159735 - support for test harness (text-only) tests w/o expected results.

Tools/Scripts/webkitpy/layout_tests/port/test.py

Index: Tools/Scripts/webkitpy/layout_tests/port/test.py
diff --git a/Tools/Scripts/webkitpy/layout_tests/port/test.py b/Tools/Scripts/webkitpy/layout_tests/port/test.py
index 1afbf5b9f3d91376527dad3b2dbab4e5607919a2..97f7404042cf39f4eb7526b89fc096b79cec93d0 100644
--- a/Tools/Scripts/webkitpy/layout_tests/port/test.py
+++ b/Tools/Scripts/webkitpy/layout_tests/port/test.py
@@ -102,8 +102,8 @@ class TestList(object):
 #
 # These numbers may need to be updated whenever we add or delete tests. This includes virtual tests.
 #
-TOTAL_TESTS = 110
-TOTAL_SKIPS = 28
+TOTAL_TESTS = 114
+TOTAL_SKIPS = 29
 
 UNEXPECTED_PASSES = 1
 UNEXPECTED_FAILURES = 25
@@ -143,6 +143,10 @@ def unit_test_list():
               expected_text="foo\n\n", actual_text="foo\n")
     tests.add('failures/expected/newlines_with_excess_CR.html',
               expected_text="foo\r\r\r\n", actual_text="foo\n")
+    tests.add('failures/expected/testharness.html',
+            actual_text='This is a testharness.js-based test.\nFAIL: assert fired\n.Harness: the test ran to completion.\n\n', expected_text=None,
+              actual_image=None, expected_image=None,
+              actual_checksum=None)
     tests.add('failures/expected/text.html', actual_text='text_fail-png')
     tests.add('failures/expected/crash_then_text.html')
     tests.add('failures/expected/skip_text.html', actual_text='text diff')
@@ -192,6 +196,10 @@ layer at (0,0) size 800x34
     tests.add('passes/checksum_in_image.html',
               expected_image='tEXtchecksum\x00checksum_in_image-checksum')
     tests.add('passes/skipped/skip.html')
+    tests.add('passes/testharness.html',
+            actual_text='This is a testharness.js-based test.\nPASS: assert is fine\nHarness: the test ran to completion.\n\n', expected_text=None,
+              actual_image=None, expected_image=None,
+              actual_checksum=None)
 
     # Note that here the checksums don't match but the images do, so this test passes "unexpectedly".
     # See https://bugs.webkit.org/show_bug.cgi?id=69444 .
@@ -297,6 +305,7 @@ Bug(test) failures/expected/newlines_trailing.html [ Failure ]
 Bug(test) failures/expected/newlines_with_excess_CR.html [ Failure ]
 Bug(test) failures/expected/reftest.html [ ImageOnlyFailure ]
 Bug(test) failures/expected/text.html [ Failure ]
+Bug(test) failures/expected/testharness.html [ Failure ]
 Bug(test) failures/expected/timeout.html [ Timeout ]
 Bug(test) failures/expected/keyboard.html [ WontFix ]
 Bug(test) failures/expected/exception.html [ WontFix ]