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# Copyright (c) 2013 Hesky Fisher
# See LICENSE.txt for details.
"""Unit tests for steno_dictionary.py."""
import pytest
from plover.steno_dictionary import StenoDictionary, StenoDictionaryCollection
from plover_build_utils.testing import dictionary_test
def test_dictionary_collection():
d1 = StenoDictionary()
d1[("S",)] = "a"
d1[("T",)] = "b"
d1[("H",)] = "{PLOVER:deleted}"
d1[("R",)] = "e"
d1.path = "d1"
d2 = StenoDictionary()
d2[("S",)] = "c"
d2[("W",)] = "d"
d2[("H",)] = "f"
d2[("R",)] = "{plover:deleted}"
d2.path = "d2"
dc = StenoDictionaryCollection([d2, d1])
assert dc.lookup(("S",)) == "c"
assert dc.lookup(("W",)) == "d"
assert dc.lookup(("T",)) == "b"
assert dc.lookup(("H",)) == "f"
assert dc.lookup(("R",)) == None
assert dc.lookup_from_all(("S",)) == [("c", d2), ("a", d1)]
assert dc.lookup_from_all(("W",)) == [("d", d2)]
assert dc.lookup_from_all(("T",)) == [("b", d1)]
assert dc.lookup_from_all(("H",)) == [("f", d2), ("{PLOVER:deleted}", d1)]
assert dc.lookup_from_all(("R",)) == [("{plover:deleted}", d2), ("e", d1)]
f = lambda k, v: v == "c"
dc.add_filter(f)
assert dc.lookup(("S",)) == "a"
assert dc.raw_lookup(("S",)) == "c"
assert dc.lookup_from_all(("S",)) == [("a", d1)]
g = lambda k, v: v == "a"
dc.add_filter(g)
assert dc.lookup(("S",)) is None
assert dc.lookup_from_all(("S",)) == []
assert dc.raw_lookup(("S",)) == "c"
assert dc.lookup(("W",)) == "d"
assert dc.lookup(("T",)) == "b"
assert dc.raw_lookup(("W",)) == "d"
assert dc.raw_lookup(("T",)) == "b"
assert dc.raw_lookup_from_all(("S",)) == [("c", d2), ("a", d1)]
assert dc.raw_lookup_from_all(("W",)) == [("d", d2)]
assert dc.raw_lookup_from_all(("T",)) == [("b", d1)]
assert dc.reverse_lookup("c") == {("S",)}
dc.remove_filter(f)
dc.remove_filter(g)
assert dc.lookup(("S",)) == "c"
assert dc.lookup(("W",)) == "d"
assert dc.lookup(("T",)) == "b"
assert dc.lookup(("H",)) == "f"
assert dc.lookup(("R",)) == None
assert dc.lookup_from_all(("S",)) == [("c", d2), ("a", d1)]
assert dc.lookup_from_all(("W",)) == [("d", d2)]
assert dc.lookup_from_all(("T",)) == [("b", d1)]
assert dc.lookup_from_all(("H",)) == [("f", d2), ("{PLOVER:deleted}", d1)]
assert dc.lookup_from_all(("R",)) == [("{plover:deleted}", d2), ("e", d1)]
assert dc.reverse_lookup("c") == {("S",)}
dc.set(("S",), "e")
assert dc.lookup(("S",)) == "e"
assert d2[("S",)] == "e"
dc.set(("S",), "f", path="d1")
assert dc.lookup(("S",)) == "e"
assert d1[("S",)] == "f"
assert d2[("S",)] == "e"
# Iterating on a StenoDictionaryCollection is
# the same as iterating on its dictionaries' paths.
assert list(dc) == ["d2", "d1"]
# Test get and [].
assert dc.get("d1") == d1
assert dc["d1"] == d1
assert dc.get("invalid") is None
with pytest.raises(KeyError):
dc["invalid"]
def test_dictionary_collection_writeable():
d1 = StenoDictionary()
d1[("S",)] = "a"
d1[("T",)] = "b"
d2 = StenoDictionary()
d2[("S",)] = "c"
d2[("W",)] = "d"
d2.readonly = True
dc = StenoDictionaryCollection([d2, d1])
assert dc.first_writable() == d1
dc.set(("S",), "A")
assert d1[("S",)] == "A"
assert d2[("S",)] == "c"
def test_dictionary_collection_longest_key():
k1 = ("S",)
k2 = ("S", "T")
k3 = ("S", "T", "R")
dc = StenoDictionaryCollection()
assert dc.longest_key == 0
d1 = StenoDictionary()
d1.path = "d1"
d1[k1] = "a"
dc.set_dicts([d1])
assert dc.longest_key == 1
d1[k2] = "a"
assert dc.longest_key == 2
d2 = StenoDictionary()
d2.path = "d2"
d2[k3] = "c"
dc.set_dicts([d2, d1])
assert dc.longest_key == 3
del d1[k2]
assert dc.longest_key == 3
d2.enabled = False
assert dc.longest_key == 1
d1.enabled = False
assert dc.longest_key == 0
d2.enabled = True
assert dc.longest_key == 3
d1.enabled = True
assert dc.longest_key == 3
dc.set_dicts([d1])
assert dc.longest_key == 1
dc.set_dicts([])
assert dc.longest_key == 0
def test_casereverse_lookup():
dc = StenoDictionaryCollection()
d1 = StenoDictionary()
d1[("PWAOUFL",)] = "beautiful"
d1[("WAOUFL",)] = "beAuTIFul"
d2 = StenoDictionary()
d2[("PW-FL",)] = "BEAUTIFUL"
d3 = StenoDictionary()
d3[("WAOUFL",)] = "not beautiful"
dc.set_dicts([d1, d2, d3])
assert dc.casereverse_lookup("beautiful") == {"beautiful", "BEAUTIFUL", "beAuTIFul"}
def test_reverse_lookup():
dc = StenoDictionaryCollection()
d1 = StenoDictionary()
d1[("PWAOUFL",)] = "beautiful"
d1[("WAOUFL",)] = "beautiful"
d2 = StenoDictionary()
d2[("PW-FL",)] = "beautiful"
d3 = StenoDictionary()
d3[("WAOUFL",)] = "not beautiful"
# Simple test.
dc.set_dicts([d1])
assert dc.reverse_lookup("beautiful") == {("PWAOUFL",), ("WAOUFL",)}
# No duplicates.
d2_copy = StenoDictionary()
d2_copy.update(d2)
dc.set_dicts([d2_copy, d2])
assert dc.reverse_lookup("beautiful") == {("PW-FL",)}
# Don't stop at the first dictionary with matches.
dc.set_dicts([d2, d1])
assert dc.reverse_lookup("beautiful") == {("PW-FL",), ("PWAOUFL",), ("WAOUFL",)}
# Ignore keys overridden by a higher precedence dictionary.
dc.set_dicts([d3, d2, d1])
assert dc.reverse_lookup("beautiful") == {("PW-FL",), ("PWAOUFL",)}
def test_dictionary_enabled():
dc = StenoDictionaryCollection()
d1 = StenoDictionary()
d1.path = "d1"
d1[("TEFT",)] = "test1"
d1[("TEFGT",)] = "Testing"
d2 = StenoDictionary()
d2[("TEFT",)] = "test2"
d2[("TEFT", "-G")] = "Testing"
d2.path = "d2"
dc.set_dicts([d2, d1])
assert dc.lookup(("TEFT",)) == "test2"
assert dc.raw_lookup(("TEFT",)) == "test2"
assert dc.casereverse_lookup("testing") == {"Testing"}
assert dc.reverse_lookup("Testing") == {("TEFT", "-G"), ("TEFGT",)}
d2.enabled = False
assert dc.lookup(("TEFT",)) == "test1"
assert dc.raw_lookup(("TEFT",)) == "test1"
assert dc.casereverse_lookup("testing") == {"Testing"}
assert dc.reverse_lookup("Testing") == {("TEFGT",)}
d1.enabled = False
assert dc.lookup(("TEST",)) is None
assert dc.raw_lookup(("TEFT",)) is None
assert dc.casereverse_lookup("testing") == set()
assert dc.reverse_lookup("Testing") == set()
@dictionary_test
class TestStenoDictionary:
class DICT_CLASS(StenoDictionary):
def _load(self, filename):
pass
DICT_EXTENSION = "dict"
DICT_SAMPLE = b""
@dictionary_test
class TestReadOnlyStenoDictionary:
class DICT_CLASS(StenoDictionary):
readonly = True
def _load(self, filename):
pass
DICT_EXTENSION = "dict"
DICT_SAMPLE = b""
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