* Add tests for Span stuff

tests/test_span.py

@@ -0,0 +1,23 @@
+from __future__ import unicode_literals
+
+from spacy.en import English
+from spacy.spans import Spans
+
+import pytest
+import re
+
+
+EN = English()
+
+
+@pytest.fixture
+def doc():
+    return EN('This is a sentence. This is another sentence. And a third.')
+
+
+def test_sent_spans(doc):
+    sents = list(doc.sents)
+    assert sents[0].start == 0
+    assert sents[0].end == 5
+    assert len(sents) == 3
+    assert sum(len(sent) for sent in sents) == len(doc)

tests/test_times.py

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+from __future__ import unicode_literals
+
+from spacy.en import English
+
+import pytest
+
+NLU = English()
+
+def test_am_pm():
+    numbers = ['1', '2', '3', '4', '5', '6', '7', '8', '9', '10', '11', '12']
+    variants = ['a.m.', 'am', 'p.m.', 'pm']
+    spaces = ['', ' ']
+    for num in numbers:
+        for var in variants:
+            for space in spaces:
+                string = u"The meeting was at %s%s%s wasn't it?" % (num, space, var)
+                tokens = NLU(string)
+                assert tokens[4].orth_ == '%s%s%s' % (num, space, var)
+                ents = list(tokens.ents)
+                assert len(ents) == 1
+                assert ents[0].label_ == 'TIME', string
+                if ents[0].start == 4 and ents[0].end == 5:
+                    assert ents[0].orth_ == '%s%s%s' % (num, space, var)