# Copyright 2008 the V8 project authors. All rights reserved.
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# modification, are permitted provided that the following conditions are
# met:
#
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#       notice, this list of conditions and the following disclaimer.
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#       copyright notice, this list of conditions and the following
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#       contributors may be used to endorse or promote products derived
#       from this software without specific prior written permission.
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import os
import re

from testrunner.local import testsuite
from testrunner.local import utils
from testrunner.objects import testcase
from testrunner.outproc import message


INVALID_FLAGS = ["--enable-slow-asserts"]


class TestSuite(testsuite.TestSuite):
  def _test_loader_class(self):
    return testsuite.JSTestLoader

  def _test_class(self):
    return TestCase


class TestCase(testcase.D8TestCase):
  def __init__(self, *args, **kwargs):
    super(TestCase, self).__init__(*args, **kwargs)

    source = self.get_source()
    self._source_files = self._parse_source_files(source)
    self._source_flags = self._parse_source_flags(source)

  def _parse_source_files(self, source):
    files = []
    files.append(self._get_source_path())
    return files

  def _expected_fail(self):
    path = self.path
    while path:
      head, tail = os.path.split(path)
      if tail == 'fail':
        return True
      path = head
    return False

  def _get_cmd_params(self):
    params = super(TestCase, self)._get_cmd_params()
    return [p for p in params if p not in INVALID_FLAGS]

  def _get_files_params(self):
    return self._source_files

  def _get_source_flags(self):
    return self._source_flags

  def _get_source_path(self):
    base_path = os.path.join(self.suite.root, self.path)
    # Try .js first, and fall back to .mjs.
    # TODO(v8:9406): clean this up by never separating the path from
    # the extension in the first place.
    if os.path.exists(base_path + self._get_suffix()):
      return base_path + self._get_suffix()
    return base_path + '.mjs'

  def skip_predictable(self):
    # Message tests expected to fail don't print allocation output for
    # predictable testing.
    return super(TestCase, self).skip_predictable() or self._expected_fail()

  @property
  def output_proc(self):
    return message.OutProc(self.expected_outcomes,
                           os.path.join(self.suite.root, self.path),
                           self._expected_fail())


def GetSuite(*args, **kwargs):
  return TestSuite(*args, **kwargs)