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• hitch-master
  • hitch
    • click
      • testing.py
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      • __init__.py
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    • commandline.py
    • hitchdir.py
    • __init__.py
    • languagestrings.py
  • README.rst
  • setup.py
  • .gitignore
  • docs
    • faq
      • how_is_hitch_extensible.rst
      • why_do_hitch_tests_download_and_compile_software_i_already_have_installed.rst
      • why_is_my_test_downloading_and_compiling_software.rst
      • why_does_the_first_test_run_take_so_long.rst
      • why_should_my_tests_set_up_their_own_python_environments.rst
      • why_should_hitch_run_my_database.rst
      • why_was_hitch_behavior_changed.rst
      • how_does_hitch_compare_to_other_technologies.rst
      • why_yaml.rst
      • what_does_hitch_init_do.rst
      • when_should_i_use_a_high_level_test_and_when_should_i_use_a_low_level_test.rst
      • when_should_i_use_a_unit_test_and_when_should_i_use_an_integration_test.rst
      • what_kind_of_tools_ship_with_hitch.rst
      • why_install_hitch_on_the_system_path.rst
      • what_does_the_init_script_do.rst
      • why_not_given_when_then.rst
      • why_is_hitch_so_fast.rst
      • index.rst
      • what_about_python2.rst
      • how_do_i_uninstall_hitch_completely.rst
      • why_just_html_ids_and_classes.rst
      • what_does_the_hitch_bootstrap_script_do.rst
    • howto
      • web_applications.rst
      • debug_a_failure.rst
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      • test_driven_development.rst
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      • slow_tests.rst
      • command_line_applications.rst
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      • parameterize_test_cases.rst
      • external_apis.rst
      • behavior_driven_development.rst
      • index.rst
      • acceptance_test_driven_development.rst
    • glossary
      • highest_convenient_level.rst
      • sleep_oriented_testing.rst
      • high_level_testing.rst
      • hitch_settings.rst
      • stop.rst
      • loaded.rst
      • automated_testing.rst
      • logical_bugs.rst
      • logs.rst
      • engine.py.rst
      • hitchreqs.txt.rst
      • fail_fast.rst
      • test_failure_habituation.rst
      • true_requirements.rst
      • fail_clearly.rst
      • snapshot_directory.rst
      • customer_representative.rst
      • faketime.rst
      • environment_isolation.rst
      • manual_test_driven_development.rst
      • kill.rst
      • hitch_directory.rst
      • preconditions.rst
      • run_to_completion.rst
      • FIRST.rst
      • low_level_testing.rst
      • set_architecture.rst
      • brain_dead_manual_testing.rst
      • environment_checks.rst
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      • execution_engine.rst
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      • automated_overtesting.rst
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      • event_oriented_testing.rst
      • expressed_requirements.rst
      • test_abandonment.rst
      • test_driven_development.rst
      • service_orchestration.rst
      • data_isolation.rst
      • service_bundle.rst
      • technical_debt.rst
      • testing_pattern.rst
      • hitch_smtp.rst
      • brittle_tests.rst
      • ubiquitous_language_abandonment.rst
      • integration_testing.rst
      • unit_overtesting.rst
      • end_to_end_testing.rst
      • test_driven_development_environment.rst
      • exploratory_testing.rst
      • needs.rst
      • step_library.rst
      • acceptance_tests.rst
      • separation_of_concerns.rst
      • hitchserve.rst
      • time_travel.rst
      • parameterized_tests.rst
      • timeout.rst
      • whiplash_driven_development.rst
      • integration_code.rst
      • hitch_plugin.rst
      • mock_layer_pattern.rst
      • shutdown_timeout.rst
      • stub.test.rst
      • agile_development.rst
      • coupling.rst
      • hitch_test_description_language.rst
      • setup.rst
      • code_fear.rst
      • hitch_api.rst
      • stakeholder_representative.rst
      • indeterminacy.rst
      • functional_test.rst
      • test_realism.rst
      • poststart.rst
      • pgid.rst
      • test_readability.rst
      • test_coverage.rst
      • waterfall_development.rst
      • hitch_state_directory.rst
      • test_harness.rst
      • vicious_cycle.rst
      • DRY.rst
      • testing_antipattern.rst
      • ipython.rst
      • cost_of_building_a_test_harness.rst
      • package_isolation.rst
      • sleep.rst
      • requirements_angst.rst
      • behavior_driven_development.rst
      • business_readable.rst
      • expressed_requirements_driven_development.rst
      • surprise_requirements.rst
      • tightly_coupled_testing.rst
      • service_engine.rst
      • ubiquitous_language.rst
      • service.rst
      • libfaketime.rst
      • hitch_test_environment.rst
      • index.rst
      • tests_as_requirements.rst
      • artefacts_directory.rst
      • combinatorial_explosion.rst
      • radical_isolation.rst
      • ready.rst
      • YAML.rst
      • test_quality.rst
      • hitch_package.rst
      • isolation.rst
      • pipe.rst
      • test_setup.rst
      • integration_bugs.rst
      • test_concreting.rst
      • speed_and_tight_coupling_vs_realism_and_loose_coupling.rst
      • acceptance_test_driven_development.rst
    • api
      • engine_api.rst
      • package_api.rst
      • generic_service_api.rst
      • hitch_test_cli.rst
      • environment.rst
      • settings.rst
      • index.rst
    • plugins
      • hitchnode.rst
      • hitchpostgres.rst
      • hitchvagrant.rst
      • hitchpython.rst
      • hitchsmtp.rst
      • hitchmysql.rst
      • hitchselenium.rst
      • hitchcron.rst
      • index.rst
      • hitchredis.rst
    • misc
      • clarifying_documentation.rst
      • contributors.rst
      • roadmap.rst
      • index.rst
      • contributing.rst
      • tested_on.rst
    • quickstart
      • index.rst
    • index.rst
    • conf.py
  • LICENSE.txt
  • MANIFEST.in

from os.path import exists, join, ismount, abspath, pardir
from hitch import languagestrings
from sys import stderr, exit
import shutil
import os


DOTDIR = ".hitch"


def _check_for_directory():
    checkdirectory = os.getcwd()
    directories_checked = []
    hitch_directory = None

    while not ismount(checkdirectory):
        directories_checked.append(checkdirectory)
        if exists(join(checkdirectory, DOTDIR)):
            hitch_directory = join(checkdirectory, DOTDIR)
            break
        else:
            checkdirectory = abspath(join(checkdirectory, os.pardir))

    return hitch_directory, directories_checked

def hitch_exists_here():
    return exists(DOTDIR)

def hitch_exists():
    directory, _ = _check_for_directory()
    return directory is not None

def get_hitch_directory_or_fail():
    directory, directories_checked = _check_for_directory()
    if not directory:
        stderr.write(languagestrings.HITCH_NOT_INITIALIZED)
        stderr.write('\n'.join(directories_checked))
        stderr.flush()
        exit(1)
    return directory

def remove_hitch_directory_if_exists():
    directory, _ = _check_for_directory()
    if directory is not None:
        shutil.rmtree(directory)

def check_hitch_directory_integrity():
    directory, _ = _check_for_directory()
    if exists(join(directory, "absdir")):
        with open(join(directory, "absdir"), "r") as absdir_handle:
            absdir = absdir_handle.read()
        if directory != absdir:
            stderr.write(languagestrings.HITCH_DIRECTORY_MOVED.format(
                directory, abspath(join(directory, os.pardir))
            ))
            stderr.flush()
            exit(1)
    if not exists(join(get_hitch_directory(), "virtualenv", "bin")):
        stderr.write(languagestrings.SOMETHING_CORRUPTED)
        stderr.flush()
        exit(1)

def get_hitch_directory():
    """Get the full path of the hitch directory."""
    directory, _ = _check_for_directory()
    return directory