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authorDaniel Latypov <dlatypov@google.com>2022-03-30 00:42:48 +0300
committerShuah Khan <skhan@linuxfoundation.org>2022-05-12 20:15:58 +0300
commit9660209d9418f2295d31fea0d32e313e9b2c1200 (patch)
tree57ad822494fae14bfe479cf9b0350bea6ed84d61 /tools/testing/kunit
parent3f0a50f345f78183f6e9b39c2f45ca5dcaa511ca (diff)
downloadlinux-9660209d9418f2295d31fea0d32e313e9b2c1200.tar.xz
kunit: tool: print clearer error message when there's no TAP output
Before: $ ./tools/testing/kunit/kunit.py parse /dev/null ... [ERROR] Test : invalid KTAP input! After: $ ./tools/testing/kunit/kunit.py parse /dev/null ... [ERROR] Test <missing>: could not find any KTAP output! This error message gets printed out when extract_tap_output() yielded no lines. So while it could be because of malformed KTAP output from KUnit, it could also be due to not having any KTAP output at all. Try and make the error message here more clear. Signed-off-by: Daniel Latypov <dlatypov@google.com> Reviewed-by: David Gow <davidgow@google.com> Reviewed-by: Brendan Higgins <brendanhiggins@google.com> Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
Diffstat (limited to 'tools/testing/kunit')
-rw-r--r--tools/testing/kunit/kunit_parser.py3
-rwxr-xr-xtools/testing/kunit/kunit_tool_test.py4
2 files changed, 4 insertions, 3 deletions
diff --git a/tools/testing/kunit/kunit_parser.py b/tools/testing/kunit/kunit_parser.py
index de1c0b7e14ed..e16331a5bec4 100644
--- a/tools/testing/kunit/kunit_parser.py
+++ b/tools/testing/kunit/kunit_parser.py
@@ -824,7 +824,8 @@ def parse_run_tests(kernel_output: Iterable[str]) -> Test:
lines = extract_tap_lines(kernel_output)
test = Test()
if not lines:
- test.add_error('invalid KTAP input!')
+ test.name = '<missing>'
+ test.add_error('could not find any KTAP output!')
test.status = TestStatus.FAILURE_TO_PARSE_TESTS
else:
test = parse_test(lines, 0, [])
diff --git a/tools/testing/kunit/kunit_tool_test.py b/tools/testing/kunit/kunit_tool_test.py
index 210df0f443e6..aebda46bcad8 100755
--- a/tools/testing/kunit/kunit_tool_test.py
+++ b/tools/testing/kunit/kunit_tool_test.py
@@ -226,7 +226,7 @@ class KUnitParserTest(unittest.TestCase):
with open(crash_log) as file:
result = kunit_parser.parse_run_tests(
kunit_parser.extract_tap_lines(file.readlines()))
- print_mock.assert_any_call(StrContains('invalid KTAP input!'))
+ print_mock.assert_any_call(StrContains('could not find any KTAP output!'))
print_mock.stop()
self.assertEqual(0, len(result.subtests))
@@ -557,7 +557,7 @@ class KUnitMainTest(unittest.TestCase):
self.assertEqual(e.exception.code, 1)
self.assertEqual(self.linux_source_mock.build_reconfig.call_count, 1)
self.assertEqual(self.linux_source_mock.run_kernel.call_count, 1)
- self.print_mock.assert_any_call(StrContains('invalid KTAP input!'))
+ self.print_mock.assert_any_call(StrContains('could not find any KTAP output!'))
def test_exec_no_tests(self):
self.linux_source_mock.run_kernel = mock.Mock(return_value=['TAP version 14', '1..0'])