ex48.tests.ex48_tests.py

from nose.tools import *
import sys
sys.path.append("../ex48")
from ex48.main import lexicon

def test_directions():
	assert_equal(lexicon.scan("north"), [('direction', 'north')])
	result = lexicon.scan("north south east")
	assert_equal(result, [('direction', 'north'), ('direction', 'south'), ('direction', 'east')])

def test_directions():
	assert_equal(lexicon.scan("north") , [('direction' , 'north')]) 
	result = lexicon.scan("north south east") 
	assert_equal(result , [('direction' , 'north') , 
							('direction' , 'south'),
							('direction' , 'east')])

def test_verbs():
	assert_equal(lexicon.scan("go") , [('verb' , 'go')]) 
	result = lexicon.scan("go kill eat")
	assert_equal(result , [('verb' , 'go') , 
							('verb' , 'kill') , 
							('verb' , 'eat')])

def test_stops():
	assert_equal(lexicon.scan("the") , [('stop' , 'the')])
	result = lexicon.scan("the in of")
	assert_equal(result , [('stop' , 'the') , 
							('stop' , 'in') , 
							('stop' , 'of')])

def test_nouns():
	assert_equal(lexicon.scan("bear") , [('noun' , 'bear')])
	result = lexicon.scan("bear princess")
	assert_equal(result , [('noun' , 'bear'),
							('noun' , 'princess')])

def test_numbers():
	assert_equal(lexicon.scan("1234") , [('number' , 1234)])
	result = lexicon.scan("3 91234")
	assert_equal(result , [('number' , 3),
							('number' , 91234)])


def test_errors():
	assert_equal(lexicon.scan("ASDFADFASDF") , [('error' , 'ASDFADFASDF')])
	result = lexicon.scan("bear IAS princess")
	assert_equal(result , [('noun' , 'bear'),
							('error' , 'IAS'),
							('noun' , 'princess')])