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# Copyright 2017 the V8 project authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import os
from testrunner.local import command
from testrunner.local import utils
from testrunner.local import testsuite
from testrunner.objects import testcase
ADDITIONAL_VARIANTS = set([
"maglev",
"minor_ms",
"stress_maglev",
])
SHELL = "v8_unittests"
class VariantsGenerator(testsuite.VariantsGenerator):
def __init__(self, variants):
super().__init__(variants)
self._supported_variants = self._standard_variant + [
v for v in variants if v in ADDITIONAL_VARIANTS
]
def _get_variants(self, test):
if test.only_standard_variant:
return self._standard_variant
return self._supported_variants
class TestLoader(testsuite.TestLoader):
def _list_test_filenames(self):
args = ['--gtest_list_tests'] + self.test_config.extra_flags
shell = self.ctx.platform_shell(SHELL, args, self.test_config.shell_dir)
output = None
for i in range(3): # Try 3 times in case of errors.
cmd = self.ctx.command(
cmd_prefix=self.test_config.command_prefix, shell=shell, args=args)
output = cmd.execute()
if output.exit_code == 0:
break
print("Test executable failed to list the tests (try %d).\n\nCmd:" % i)
print(cmd)
print("\nStdout:")
print(output.stdout)
print("\nStderr:")
print(output.stderr)
print("\nExit code: %d" % output.exit_code)
else:
raise Exception("Test executable failed to list the tests.")
# TODO create an ExecutableTestLoader for refactoring this similar to
# JSTestLoader.
test_names = []
test_case = ''
for line in output.stdout.splitlines():
# When the command runs through another executable (e.g. iOS Simulator),
# it is possible that the stdout will show something else besides the
# actual test output, so it is necessary to harness this case by checking
# whether the line exists here.
if not line.strip().split():
continue
test_desc = line.strip().split()[0]
if test_desc.endswith('.'):
test_case = test_desc
elif test_case and test_desc:
test_names.append(test_case + test_desc)
return sorted(test_names)
class TestSuite(testsuite.TestSuite):
def _test_loader_class(self):
return TestLoader
def _test_class(self):
return TestCase
def _variants_gen_class(self):
return VariantsGenerator
class TestCase(testcase.TestCase):
def _get_suite_flags(self):
return (
[f"--gtest_filter={self.name}"] +
[f"--gtest_random_seed={self.random_seed}"] +
["--gtest_print_time=0"]
)
def get_shell(self):
return SHELL
def get_android_resources(self):
# Bytecode-generator tests are the only ones requiring extra files on
# Android.
parts = self.name.split('.')
if parts[0] == 'BytecodeGeneratorTest':
expectation_file = (
self.suite.root / 'interpreter' / 'bytecode_expectations' /
f'{parts[1]}.golden')
if expectation_file.exists():
return [expectation_file]
return []
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