dynamic attributes, descriptors and first concurrency examples

concurrency/test_charfinder.py

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+import pytest
+
+from charfinder import UnicodeNameIndex, tokenize, sample_chars
+from unicodedata import name
+
+
+@pytest.fixture
+def sample_index():
+    return UnicodeNameIndex(sample_chars)
+
+
+@pytest.fixture(scope="module")
+def full_index():
+    return UnicodeNameIndex()
+
+
+def test_tokenize():
+    assert list(tokenize('')) == []
+    assert list(tokenize('a b')) == ['A', 'B']
+    assert list(tokenize('a-b')) == ['A', 'B']
+    assert list(tokenize('abc')) == ['ABC']
+    assert list(tokenize('café')) == ['CAFÉ']
+
+
+def test_index():
+    sample_index = UnicodeNameIndex(sample_chars)
+    assert len(sample_index) == 9
+
+
+def test_find_word_no_match(sample_index):
+    res = list(sample_index.find_codes('qwertyuiop'))
+    assert len(res) == 0
+
+
+def test_find_word_1_match(sample_index):
+    res = [(code, name(chr(code)))
+           for code in sample_index.find_codes('currency')]
+    assert res == [(8352, 'EURO-CURRENCY SIGN')]
+
+
+def test_find_word_2_matches(sample_index):
+    res = [(code, name(chr(code)))
+           for code in sample_index.find_codes('Euro')]
+    assert res == [(8352, 'EURO-CURRENCY SIGN'),
+                   (8364, 'EURO SIGN')]
+
+
+def test_find_2_words_no_matches(sample_index):
+    res = list(sample_index.find_codes('Euro letter'))
+    assert len(res) == 0
+
+
+def test_find_2_words_no_matches_because_one_not_found(sample_index):
+    res = list(sample_index.find_codes('letter qwertyuiop'))
+    assert len(res) == 0
+
+
+def test_find_2_words_1_match(sample_index):
+    res = list(sample_index.find_codes('sign dollar'))
+    assert len(res) == 1
+
+
+def test_find_2_words_2_matches(sample_index):
+    res = list(sample_index.find_codes('latin letter'))
+    assert len(res) == 2
+
+
+def test_find_codes_many_matches_full(full_index):
+    res = list(full_index.find_codes('letter'))
+    assert len(res) > 7000
+
+
+def test_find_1_word_1_match_full(full_index):
+    res = [(code, name(chr(code)))
+           for code in full_index.find_codes('registered')]
+    assert res == [(174, 'REGISTERED SIGN')]
+
+
+def test_find_1_word_2_matches_full(full_index):
+    res = list(full_index.find_codes('rook'))
+    assert len(res) == 2
+
+
+def test_find_3_words_no_matches_full(full_index):
+    res = list(full_index.find_codes('no such character'))
+    assert len(res) == 0