# Copyright 2008 the V8 project authors. All rights reserved.
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from functools import reduce

import os

from testrunner.local import testsuite
from testrunner.objects import testcase
from testrunner.outproc import mozilla

EXCLUDED = [
  "CVS",
  ".svn",
]

FRAMEWORK = [
  "browser.js",
  "shell.js",
  "jsref.js",
  "template.js",
]

TEST_DIRS = [
  "ecma",
  "ecma_2",
  "ecma_3",
  "js1_1",
  "js1_2",
  "js1_3",
  "js1_4",
  "js1_5",
]

class TestLoader(testsuite.JSTestLoader):
  @property
  def excluded_files(self):
    return set(FRAMEWORK)

  @property
  def excluded_dirs(self):
    return set(EXCLUDED)

  @property
  def test_dirs(self):
    return TEST_DIRS

  def _to_relpath(self, abspath, _):
    # TODO: refactor this by setting the test path during the TestCase creation
    return os.path.relpath(abspath, self.test_root)


class TestSuite(testsuite.TestSuite):

  def __init__(self, ctx, *args, **kwargs):
    super(TestSuite, self).__init__(ctx, *args, **kwargs)
    self.test_root = os.path.join(self.root, "data")
    self._test_loader.test_root = self.test_root

  def _test_loader_class(self):
    return TestLoader

  def _test_class(self):
    return TestCase


class TestCase(testcase.D8TestCase):
  def _get_files_params(self):
    files = [os.path.join(self.suite.root, "mozilla-shell-emulation.js")]
    testfilename = self.path + ".js"
    testfilepath = testfilename.split(os.path.sep)
    for i in range(len(testfilepath)):
      script = os.path.join(self.suite.test_root,
                            reduce(os.path.join, testfilepath[:i], ""),
                            "shell.js")
      if os.path.exists(script):
        files.append(script)

    files.append(os.path.join(self.suite.test_root, testfilename))
    return files

  def _get_suite_flags(self):
    return ['--expose-gc']

  def _get_source_path(self):
    return os.path.join(self.suite.test_root, self.path + self._get_suffix())

  @property
  def output_proc(self):
    if not self.expected_outcomes:
      if self.path.endswith('-n'):
        return mozilla.MOZILLA_PASS_NEGATIVE
      return mozilla.MOZILLA_PASS_DEFAULT
    if self.path.endswith('-n'):
      return mozilla.NegOutProc(self.expected_outcomes)
    return mozilla.OutProc(self.expected_outcomes)