sample lettuce step definitions

gistfile1.py

from lettuce import *
from lettuce.django import django_url
from splinter.browser import Browser

PAGES = {
    "the login page": "/login",
    "the user management page": "/manage/users"
}

def page_name_is_valid(name):
    assert PAGES.has_key(name), \
        'the page "%s" is not mapped in the PAGES dictionary, ' \
        'check if you misspelled it or add into it' % name
    return True

@before.each_scenario
def prepare_browser(scenario):
    world.browser = Browser()

@step(ur'I am at (.*)')
def i_am_at_some_url(step, name):
    assert page_name_is_valid(name)

    full_url = django_url(PAGES[name])
    world.browser.visit(full_url)

@step(ur'I type the (\S+) "(.*)"')
def i_type_some_value_into_a_field(step, field, value):
    browser.fill(field, value)

@step(ur'I try to perform the login')
def try_to_perform_login(step, field, value):
    browser.find_by_css("button#submit-login").click()

@step(ur'it works and I am redirected to (.*)')
def it_works_and_im_redirected_to(step, name):
    assert page_name_is_valid(name)

    current_url = world.browser.url
    full_url = django_url(PAGES[name])

    assert current_url == full_url, \
        'the current url is "%s" but should be "%s"' % (current_url, full_url)

@step(ur'I log in as "(\w+)" with password "(.*)"')
def i_log_in_as(step, username, password):
    step.behave_as(ur'''
        Given I am at the login page
        When I type the username "%s"
        And I type the password "%s"
        And I try to perform the login
        Then it works and I am redirected to the admin page
    ''' % (username, password))

@step(ur'I click to manage users')
def try_to_perform_login(step, field, value):
    browser.find_by_css("button#manage-users").click()

@step(ur'I am pointed out to (.*)')
def im_pointed_out_to(step, name):
    step.then("it works and I am redirected to %s" % name)