class SlrPrepATests(TestCase):
"""Tests for _prep_a()"""
def setUp(self):
self.testrepo = SQLiteRepo()
self.chardict = self.testrepo.special_chars
def test_prep_a_special_chars_forbidden(self):
"""Handle forbidden characters in relation names or anchor content.
"""
ins = ("".join((self.chardict["E"], x, self.chardict["WC"]))
for x in self.chardict["F"])
outs = ("".join((self.chardict["E"], escape(x), self.chardict["WC"]))
for x in self.chardict["F"])
for term, expected in zip(ins, outs):
with self.subTest(term=term):
self.assertEqual(self.testrepo._prep_a(term, wildcards=False),
expected)
def test_prep_a_special_characters_prefix(self):
"""Handle prefix characters in relation names or anchor content.
"""
ins = ("".join((x, self.chardict["E"], self.chardict["WC"]))
for x in self.chardict["PX"])
outs = ("".join((escape(x), self.chardict["E"], self.chardict["WC"]))
for x in self.chardict["PX"])
for term, expected in zip(ins, outs):
with self.subTest(term=term):
self.assertEqual(self.testrepo._prep_a(term, wildcards=False),
expected)
class SlrPrepTermTests(TestCase):
"""Tests for _prep_term()"""
def setUp(self):
self.testrepo = SQLiteRepo()
self.escape = self.testrepo.CHAR_ESCAPE
self.alias = self.testrepo._char_alias
def test_prep_term_alias(self):
"""Handle ROWID aliases"""
val = 9001
term = "{}{}".format(self.alias, val)
self.assertEqual(self.testrepo._prep_a(term), val)
def test_prep_term_wildcards(self):
"""Conversion of TAGS wildcards to SQL wildcards"""
args_outs = (
{
'args': {
'a': '*ananas'
},
'out': '%ananas'
},
{
'args': {
'a': 'ana*nas'
},
'out': 'ana%nas'
},
{
'args': {
'a': 'ananas*'
},
'out': 'ananas%'
},
{
'args': {
'a': 'a??na'
},
'out': 'a__na'
},
{
'args': {
'a': '100%an_a'
},
'out': '100{0}%an{0}_a'.format(self.escape)
},
{
'args': {
'a': '100%an_a'
},
'out': '100{0}%an{0}_a'.format(self.escape)
},
)
for a in args_outs:
with self.subTest(term=a['args']):
self.assertEqual(self.testrepo._prep_a(**a['args']), a['out'])
def test_not(self):
"""Generate SQL expression for q range in WHERE clause (q_not)"""
testrep = SQLiteRepo()
argtests = (
({
'q_eq': 5,
'q_not': True
}, ' AND NOT ({} = :q_eq) '),
({
'q_eq': 0,
'q_not': True
}, ' AND NOT ({} = :q_eq) '),
)
for x, y in argtests:
with self.subTest(args=x):
expected = y.format(testrep.COL_Q)
self.assertEqual(testrep._slr_q_clause(**x), expected)
def test_reltext(self):
testrep = SQLiteRepo()
testdb = DB(testrep)
data = [('a', None), ('z', None)]
testdb.import_data(data)
char_rel = testrep._char_rel
char_alias = testrep._char_alias
argtests = (({
'name': 'Raz',
'a_from': 'a',
'a_to': 'z',
'alias': 'local',
'alias_fmt': 0
}, 'Raz{0}a{0}z'.format(char_rel)),
) # format: (kwargs, expected_output)
for a in argtests:
with self.subTest(a=a):
self.assertEqual(testrep._reltext(**a[0]), a[1])
def test_get_a_special_chars_mixed(self):
"""Put anchor containing all special and wildcard characters"""
testdb = DB(SQLiteRepo())
chardict = testdb.get_special_chars()
suffix = "".join((chardict["E"], chardict["F"], chardict["WC"]))
data = [("".join((x, suffix)), -10) for x in chardict["PX"]]
testdb.import_data(data)
for d in data:
samp = list(testdb.export())
self.assertEqual(samp, data)
def test_get_a_alias(self):
testdb = DB(SQLiteRepo())
data = (
('a', 10),
('b', 11),
)
testdb.import_data(data)
expected = ('a', 10) # assuming ROWID strictly follows insertion order
samp = next(testdb.get_a('@1', out_format='interchange'))
self.assertEqual(samp, expected)
def setUp(self):
# Most direct SQLiteRepo insert humanly possible
self.testdb = DB(SQLiteRepo())
sc_insert = "INSERT INTO {} VALUES(?,?)".format(SQLiteRepo.TABLE_A)
rt = self.testdb.repo._reltext
cs = self.testdb.repo._db_conn.cursor()
inp = (('a', None), ('j', None), ('t', 0.0001), ('z', -274),
(rt('j', 'a', 'j'), None), (rt('t', 'a',
't'), -274), (rt('a', 'z',
'a'), 37))
cs.executemany(sc_insert, inp)
def test_get_a_exact_sql_wildcard_escape(self):
"""Get single anchor containing SQL wildcard characters"""
testdb = DB(SQLiteRepo())
chars = (SQLiteRepo.CHAR_WC_ZP_SQL, SQLiteRepo.CHAR_WC_1C_SQL)
data = [(x, 100) for x in chars]
testdb.import_data(data)
for c in chars:
with self.subTest(char=c):
sample = list(
testdb.get_a("{}*".format(c), out_format='interchange'))
self.assertEqual(sample, [(c, 100)])
def test_put_a_long_content(self):
"""Put anchors with long-form content"""
testrepo = SQLiteRepo()
testdb = DB(testrepo)
contents = [
"{}{}".format(x, "N" * testrepo.preface_length) for x in range(3)
]
data = [(x, None) for x in contents]
for d in data:
testdb.put_a(*d)
samp = list(testdb.export())
self.assertEqual(samp, data)
def test_get_a_special_chars_prefix(self):
"""Get anchors containing escaped prefix special chars
Only the first char needs to be escaped
"""
testdb = DB(SQLiteRepo())
px_chars = testdb.get_special_chars()["PX"]
fi = lambda x: "{}uuu{}u".format(escape(x), x) # format input
fo = lambda x: "{0}uuu{0}u".format(x) # format output
data = [(fi(x), None) for x in px_chars]
testdb.import_data(data)
for c in px_chars:
samp = next(testdb.get_a(fi(c), out_format='interchange'))
expected = (fo(c), None)
self.assertEqual(samp, expected)
def test_get_a_wildcard_escape(self):
"""Get multiple anchors containing TAGS wildcard characters
using wildcards
TAGS wildcards are allowed to be stored in DB
"""
testdb = DB(SQLiteRepo())
chars = (CHAR_WC_ZP, CHAR_WC_1C)
for c in chars:
data = [("{}{}".format(c, n), None) for n in range(3)]
testdb.import_data(data)
with self.subTest(char=c):
term = "{}*".format(escape(c))
samp = list(testdb.get_a(term, out_format='interchange'))
self.assertEqual(samp, data)
def test_get_a_wildcard_long_rel_in_db(self):
"""Get single anchor by wildcard, when long relation is in db"""
testrepo = SQLiteRepo()
testdb = DB(testrepo)
plen = testrepo.preface_length
suffix = "N" * plen
long_content_a = "{}{}".format("A", suffix)
long_content_z = "{}{}".format("Z", suffix)
init = ((long_content_a, 0), (long_content_z, 0),
("R", long_content_a[:plen], long_content_z[:plen],
None), ("RAnch", 99))
expected = [
("RAnch", 99),
]
testdb.import_data(init)
samp = list(testdb.get_a("R*", out_format='interchange'))
self.assertEqual(samp, expected)
def test_get_a_long_content(self):
"""Get Anchors with long-form content
The preface of the content must be able to retrieve the Anchor
"""
testrepo = SQLiteRepo()
testdb = DB(testrepo)
contents = [
"{}{}".format(x, "N" * testrepo.preface_length) for x in range(3)
]
init = [(x, 99) for x in contents]
testdb.import_data(init)
for c in contents:
samp_preface = next(testdb.get_a(c[:-1], out_format='interchange'))
expected_preface = (c[:-1], 99)
samp_full = next(
testdb.get_a(c[:-1], length=None, out_format='interchange'))
expected_full = (c, 99)
self.assertEqual(samp_preface, expected_preface)
self.assertEqual(samp_full, expected_full)
def setUp(self):
self.testrepo = SQLiteRepo()
self.chardict = self.testrepo.special_chars
def setUp(self):
self.testrepo = SQLiteRepo()
self.escape = self.testrepo.CHAR_ESCAPE
self.alias = self.testrepo._char_alias