# 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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import os
import shutil
import subprocess

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

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


FRAMEWORK = """
  browser.js
  shell.js
  jsref.js
  template.js
""".split()


TEST_DIRS = """
  ecma
  ecma_2
  ecma_3
  js1_1
  js1_2
  js1_3
  js1_4
  js1_5
""".split()


class MozillaTestSuite(testsuite.TestSuite):

  def __init__(self, name, root):
    super(MozillaTestSuite, self).__init__(name, root)
    self.testroot = os.path.join(root, "data")

  def ListTests(self, context):
    tests = []
    for testdir in TEST_DIRS:
      current_root = os.path.join(self.testroot, testdir)
      for dirname, dirs, files in os.walk(current_root):
        for dotted in [x for x in dirs if x.startswith(".")]:
          dirs.remove(dotted)
        for excluded in EXCLUDED:
          if excluded in dirs:
            dirs.remove(excluded)
        dirs.sort()
        files.sort()
        for filename in files:
          if filename.endswith(".js") and not filename in FRAMEWORK:
            fullpath = os.path.join(dirname, filename)
            relpath = fullpath[len(self.testroot) + 1 : -3]
            testname = relpath.replace(os.path.sep, "/")
            case = testcase.TestCase(self, testname)
            tests.append(case)
    return tests

  def GetFlagsForTestCase(self, testcase, context):
    result = []
    result += context.mode_flags
    result += ["--expose-gc"]
    result += [os.path.join(self.root, "mozilla-shell-emulation.js")]
    testfilename = testcase.path + ".js"
    testfilepath = testfilename.split("/")
    for i in xrange(len(testfilepath)):
      script = os.path.join(self.testroot,
                            reduce(os.path.join, testfilepath[:i], ""),
                            "shell.js")
      if os.path.exists(script):
        result.append(script)
    result.append(os.path.join(self.testroot, testfilename))
    return testcase.flags + result

  def GetSourceForTest(self, testcase):
    filename = os.path.join(self.testroot, testcase.path + ".js")
    with open(filename) as f:
      return f.read()

  def IsNegativeTest(self, testcase):
    return testcase.path.endswith("-n")

  def IsFailureOutput(self, testcase):
    if testcase.output.exit_code != 0:
      return True
    return "FAILED!" in testcase.output.stdout

  def DownloadData(self):
    print "Mozilla download is deprecated. It's part of DEPS."

    # Clean up old directories and archive files.
    directory_old_name = os.path.join(self.root, "data.old")
    if os.path.exists(directory_old_name):
      shutil.rmtree(directory_old_name)

    archive_files = [f for f in os.listdir(self.root)
                     if f.startswith("downloaded_")]
    if len(archive_files) > 0:
      print "Clobber outdated test archives ..."
      for f in archive_files:
        os.remove(os.path.join(self.root, f))


def GetSuite(name, root):
  return MozillaTestSuite(name, root)