def __init__(self, gui):
gtk.Entry.__init__(self)
self.realm = gui.realm
self.gui = gui
self.tabdict = Trie()
self.hist = CommandHistory(200)
self.connect('key-press-event', self.key_pressed_cb)
self.modify_font(pango.FontDescription('monospace 8'))
class CommandView(gtk.Entry):
"""The area where the user enters commands to be sent to the MUD."""
def __init__(self, gui):
gtk.Entry.__init__(self)
self.realm = gui.realm
self.gui = gui
self.tabdict = Trie()
self.hist = CommandHistory(200)
self.connect('key-press-event', self.key_pressed_cb)
self.modify_font(pango.FontDescription('monospace 8'))
def key_pressed_cb(self, widget, event):
"""The user's pressed a key.
First, this checks to see if there is a macro bound for the keychord,
and if there is then it is run; if not, the key is handled by PyGTK.
"""
chord = from_gtk_event(event)
if not self.gui.realm.maybe_do_macro(chord):
#not a macro, so keep processing.
return False
return True
def history_up(self):
"""Move up (ie, back in time) one command in the history."""
#cursor will be at the end of the line, as it has no left gravity.
self.set_text(self.hist.advance())
self.set_position(-1)
def history_down(self):
"""Move down (ie, forwards in time) one command in the history."""
self.set_text(self.hist.retreat())
self.set_position(-1)
def get_all_text(self):
"""Finger-saving mathod to get all the text from the buffer."""
bytes = self.get_chars(0, -1)
return bytes.decode('utf-8')
def escape_pressed(self):
"""Add the current line to the list of previous commands, and clear
the buffer.
"""
self.hist.add_command(self.get_all_text())
self.set_text('')
def submit_line(self):
"""Send the current line to the MUD and clear the buffer."""
text = self.get_all_text()
#self.set_text('')
self.select_region(0,-1)
self.realm.receive_gui_line(text)
if not self.realm.server_echo:
self.hist.add_command(text)
def tab_complete(self):
"""Tab-completion."""
line = self.get_all_text()
#cursor position as an integer from the start of the line
ind = self.get_position()
line, ind = self.tabdict.complete(line, ind)
self.set_text(line)
#move the cursor to where the tabdict wants it
self.set_position(ind)
def add_line_to_tabdict(self, line):
"""Add all the new words in the line to our tabdict."""
self.tabdict.add_line(line)
def setUp(self):
self.trie = Trie()
self.words = []
def setUp(self):
self.sample = ['barbells', 'foobinate', 'bazaar', 'spam',
'spamandeggs', 'baza']
self.trie = Trie()
for s in self.sample:
self.trie.add_word(s)
class Test_complete_and_keys:
def setUp(self):
self.sample = ['barbells', 'foobinate', 'bazaar', 'spam',
'spamandeggs', 'baza']
self.trie = Trie()
for s in self.sample:
self.trie.add_word(s)
def test_simple_word_replace(self):
line, ind = self.trie.complete('foo bar baz', 5)
assert line == 'foo barbells baz'
def test_simple_index_setting(self):
line, ind = self.trie.complete('foo bar baz', 5)
assert ind == 12 #the end of barbells
def test_nothing_happen_on_space(self):
line = 'foo bar'
ind = 4
assert self.trie.complete(line, ind) == (line, ind)
def test_one_word_not_in_tabdict(self):
line = 'qux'
ind = 3
res = self.trie.complete(line, ind)
print res
assert res == (line, ind)
def test_word_and_longer_word_in_tabdict(self):
line = 'spam'
ind = 2
res, ind = self.trie.complete(line, ind)
assert res == 'spamandeggs'
def test_longer_word_not_in_tabdict(self):
line = 'Spamandeggs'
ind = 2
res, ind = self.trie.complete(line, ind)
assert res == 'Spamandeggs'
def test_preserves_user_capitalisation(self):
line = 'foo Bar baz'
ind = 5
res, ind = self.trie.complete(line, ind)
assert res == 'foo Barbells baz', res
def test_cursor_on_very_first_character_no_op(self):
line = 'foo'
ind = 0
res, ind = self.trie.complete(line, ind)
assert res == 'foo'
assert ind == 0
def test_on_long_but_unextendable_word(self):
line = 'bazaar'
ind = 3
res, ind = self.trie.complete(line, ind)
assert line == 'bazaar'
assert ind == 6, ind
def test_longer_word_also_in_tabdict(self):
line = 'baza'
ind = 3
res, ind = self.trie.complete(line, ind)
assert res == 'bazaar', res
assert ind == 6
def test_extend_special_case(self):
line = 'baz'
ind = 3
res, ind = self.trie.complete(line, ind)
assert res == 'baza', res
assert ind == 4
def test_does_right_thing_with_ordering(self):
self.trie.add_word("frobble")
self.trie.add_word("frobulate")
self.trie.add_word("frobble")
res, ind = self.trie.complete('frob', 4)
assert res == 'frobble', res
def test_retains_capitalisation(self):
res, ind = self.trie.complete("FOoBI", 3)
assert res == "FOoBInate"
def test_makes_all_caps_if_all_caps_previously(self):
res, ind = self.trie.complete("FOO", 2)
assert res == "FOOBINATE"
def test_doesnt_make_all_caps_if_only_one_char(self):
res, ind = self.trie.complete("F", 1)
assert res == "Foobinate"
def test_add_line_only_adds_words_not_splitting_characters():
trie = Trie()
trie.add_word = Mock()
trie.add_line('foo, bar ')
assert trie.add_word.call_args_list == [(('foo',), {}),
(('bar',), {})]
class Test_Adding:
def setUp(self):
self.trie = Trie()
self.words = []
def test_add_word_adds_to_the_trie(self):
self.trie.add_word('foo')
assert self.trie._fetch('foo') == 'foo'
def test_add_word_is_caseless(self):
self.trie.add_word("FOO")
assert self.trie._fetch('foo') == 'foo'
def test_add_line_adds_all_words_in_line(self):
self.trie.add_line('foo bar baz')
assert self.trie._fetch('foo') == 'foo'
assert self.trie._fetch('bar') == 'bar'
assert self.trie._fetch('baz') == 'baz'
def test_add_line_adds_words_in_the_order_they_appear(self):
self.trie.add_line('bar, baz')
assert self.trie._fetch('ba') == 'baz'
def test_add_line_works_nicely_with_complete(self):
self.trie.add_line(' foo bar ')
line, ind = self.trie.complete('fo', 2)
assert line == 'foo'
assert ind == 3
def test_retrieves_shorter_but_more_recent_word_without_extend():
trie = Trie()
trie.add_word("zeepf")
trie.add_word("zee")
res, ind = trie.complete("ze", 1)
assert res == "zee", res
