* Add tests for short string optimization

tests/vocab/test_intern.py

@@ -35,3 +35,44 @@ def test_retrieve_id(sstore):
     assert sstore[1] == 'A'
     with pytest.raises(IndexError):
         sstore[2]
+
+
+def test_med_string(sstore):
+    nine_char_string = sstore[b'0123456789']
+    assert sstore[nine_char_string] == b'0123456789'
+    dummy = sstore[b'A']
+    assert sstore[b'0123456789'] == nine_char_string
+
+
+def test_long_string(sstore):
+    url = u'INFORMATIVE](http://www.google.com/search?as_q=RedditMonkey&hl=en&num=50&btnG=Google+Search&as_epq=&as_oq=&as_eq=&lr=&as_ft=i&as_filetype=&as_qdr=all&as_nlo=&as_nhi=&as_occt=any&as_dt=i&as_sitesearch=&as_rights=&safe=off'
+    orth = sstore[url]
+    assert sstore[orth] == url
+
+
+def test_254_string(sstore):
+    s254 = 'a' * 254
+    orth = sstore[s254]
+    assert sstore[orth] == s254
+
+def test_255_string(sstore):
+    s255 = 'b' * 255
+    orth = sstore[s255]
+    assert sstore[orth] == s255
+
+def test_256_string(sstore):
+    s256 = 'c' * 256
+    orth = sstore[s256]
+    assert sstore[orth] == s256
+
+
+def test_massive_strings(sstore):
+    s511 = 'd' * 511
+    orth = sstore[s511]
+    assert sstore[orth] == s511
+    s512 = 'e' * 512
+    orth = sstore[s512]
+    assert sstore[orth] == s512
+    s513 = '1' * 513
+    orth = sstore[s513]
+    assert sstore[orth] == s513