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from webkitpy.layout_tests.models import test_run_results
from webkitpy.layout_tests.port import browser_test_driver
from webkitpy.layout_tests.port import linux
from webkitpy.layout_tests.port import mac
from webkitpy.layout_tests.port import win


def get_port_class_name(port_name):
    if 'linux' in port_name:
        return 'BrowserTestLinuxPort'
    elif 'mac' in port_name:
        return 'BrowserTestMacPort'
    elif 'win' in port_name:
        return 'BrowserTestWinPort'
    return None


class BrowserTestPortOverrides(object):
    """Set of overrides that every browser test platform port should have. This
    class should not be instantiated as certain functions depend on base. Port
    to work.
    """

    def _driver_class(self):
        return browser_test_driver.BrowserTestDriver

    def layout_tests_dir(self):
        """Overridden function from the base port class. Redirects everything
        to src/chrome/test/data/printing/layout_tests.
        """
        return self.path_from_chromium_base('chrome', 'test', 'data', 'printing', 'layout_tests')  # pylint: disable=no-member

    def check_sys_deps(self, needs_http):
        """This function is meant to be a no-op since we don't want to actually
        check for system dependencies.
        """
        return test_run_results.OK_EXIT_STATUS

    def driver_name(self):
        return 'browser_tests'

    def default_timeout_ms(self):
        timeout_ms = 10 * 1000
        if self.get_option('configuration') == 'Debug':  # pylint: disable=no-member
            # Debug is usually 2x-3x slower than Release.
            return 3 * timeout_ms
        return timeout_ms

    def virtual_test_suites(self):
        return []


class BrowserTestLinuxPort(BrowserTestPortOverrides, linux.LinuxPort):
    pass


class BrowserTestMacPort(BrowserTestPortOverrides, mac.MacPort):

    def _path_to_driver(self, target=None):
        return self._build_path_with_target(target, self.driver_name())

    def default_timeout_ms(self):
        timeout_ms = 20 * 1000
        if self.get_option('configuration') == 'Debug':  # pylint: disable=no-member
            # Debug is usually 2x-3x slower than Release.
            return 3 * timeout_ms
        return timeout_ms


class BrowserTestWinPort(BrowserTestPortOverrides, win.WinPort):

    def default_timeout_ms(self):
        timeout_ms = 20 * 1000
        if self.get_option('configuration') == 'Debug':  # pylint: disable=no-member
            # Debug is usually 2x-3x slower than Release.
            return 3 * timeout_ms
        return timeout_ms