def test_keep_tables(self):
conn = Connection(table_prefix='abc')
conn.create_table('table1', {'d': dict()})
conn = Connection(table_prefix='abc')
self.assertEqual(conn.tables(), ['table1'])
table = conn.table('table1')
self.assertEqual(table.name, 'abc_table1')
class TestBatch(BaseTestCase):
def setUp(self):
self.conn = Connection()
self.conn.create_table('movie', {'d': dict()})
self.table = self.conn.table('movie')
self.batch = self.table.batch()
def test_put(self):
self.batch.put(b'matrix', {b'd:title': b'The Matrix'})
self.batch.put(b'godfather', {b'd:title': b'The Godfather'})
self.batch.put(b'inception', {b'd:title': b'Inception'})
# No data is saved before send
self.assertEqual(list(self.table.scan()), [])
self.batch.send()
self.assertEqual(list(self.table.scan()),
[(b'godfather', {
b'd:title': b'The Godfather'
}), (b'inception', {
b'd:title': b'Inception'
}), (b'matrix', {
b'd:title': b'The Matrix'
})])
def test_delete(self):
self.batch.put(b'matrix', {b'd:title': b'The Matrix'})
self.batch.put(b'godfather', {b'd:title': b'The Godfather'})
self.batch.put(b'inception', {b'd:title': b'Inception'})
self.batch.delete(b'matrix')
# No data is saved before send
self.assertEqual(list(self.table.scan()), [])
self.batch.send()
self.assertEqual(list(self.table.scan()),
[(b'godfather', {
b'd:title': b'The Godfather'
}), (b'inception', {
b'd:title': b'Inception'
})])
def test_context_manager(self):
# Mutations is automatically sent at the end of `with` block
with self.table.batch() as batch:
batch.put(b'wizofoz', {b'd:title': b'The Wizard of Oz'})
batch.put(b'frozen', {b'd:title': b'Frozen'})
batch.put(b'goodfellas', {b'd:title': b'Goodfellas'})
batch.delete(b'wizofoz')
self.assertEqual(list(self.table.scan()), [(b'frozen', {
b'd:title': b'Frozen'
}), (b'goodfellas', {
b'd:title': b'Goodfellas'
})])
class TestBatch(BaseTestCase):
def setUp(self):
self.conn = Connection()
self.conn.create_table('movie', {'d': dict()})
self.table = self.conn.table('movie')
self.batch = self.table.batch()
def test_put(self):
self.batch.put(b'matrix', {b'd:title': b'The Matrix'})
self.batch.put(b'godfather', {b'd:title': b'The Godfather'})
self.batch.put(b'inception', {b'd:title': b'Inception'})
# No data is saved before send
self.assertEqual(list(self.table.scan()), [])
self.batch.send()
self.assertEqual(list(self.table.scan()), [
(b'godfather', {b'd:title': b'The Godfather'}),
(b'inception', {b'd:title': b'Inception'}),
(b'matrix', {b'd:title': b'The Matrix'})
])
def test_delete(self):
self.batch.put(b'matrix', {b'd:title': b'The Matrix'})
self.batch.put(b'godfather', {b'd:title': b'The Godfather'})
self.batch.put(b'inception', {b'd:title': b'Inception'})
self.batch.delete(b'matrix')
# No data is saved before send
self.assertEqual(list(self.table.scan()), [])
self.batch.send()
self.assertEqual(list(self.table.scan()), [
(b'godfather', {b'd:title': b'The Godfather'}),
(b'inception', {b'd:title': b'Inception'})
])
def test_context_manager(self):
# Mutations is automatically sent at the end of `with` block
with self.table.batch() as batch:
batch.put(b'wizofoz', {b'd:title': b'The Wizard of Oz'})
batch.put(b'frozen', {b'd:title': b'Frozen'})
batch.put(b'goodfellas', {b'd:title': b'Goodfellas'})
batch.delete(b'wizofoz')
self.assertEqual(list(self.table.scan()), [
(b'frozen', {b'd:title': b'Frozen'}),
(b'goodfellas', {b'd:title': b'Goodfellas'})
])
class TestTable(BaseTestCase):
def setUp(self):
self.conn = Connection()
self.conn.create_table('person', {'d': dict()})
self.table = self.conn.table('person')
def test_repr(self):
self.assertEqual(repr(self.table),
"<happybase_mock.table.Table name='person'>")
def test_regions(self):
# Table.regions() is meaningless for in-memory mock, it only returns
# a fixed data
regions = self.table.regions()
self.assertEqual(len(regions), 1)
self.assertTrue(regions[0].get('name'))
# Test non-existing table
table = self.conn.table('no_such_table')
self.assertEqual(table.regions(), [])
def test_put_and_get(self):
self.table.put(b'john', {b'd:name': b'John'})
self.assertEqual(self.table.row(b'john'), {b'd:name': b'John'})
def test_put_get_with_timestamps(self):
self.table.put(b'01', {b'd:name': b'John'}, timestamp=1)
self.table.put(b'01', {b'd:name': b'Joe'}, timestamp=2)
self.assertEqual(self.table.row(b'01'), {b'd:name': b'Joe'})
self.assertEqual(self.table.row(b'01', timestamp=2),
{b'd:name': b'John'})
self.assertEqual(self.table.row(b'01', timestamp=3),
{b'd:name': b'Joe'})
self.table.put(b'01', {
b'd:name': b'Jack',
b'd:age': b'20'
},
timestamp=2)
self.table.put(b'01', {b'd:name': b'Jacky', b'd:sex': b'M'})
self.assertEqual(self.table.row(b'01'), {
b'd:name': b'Jacky',
b'd:age': b'20',
b'd:sex': b'M'
})
def test_get_include_timestamps(self):
self.table.put(b'01', {
b'd:name': b'John',
b'd:age': b'20'
},
timestamp=1)
self.table.put(b'01', {b'd:name': b'Joe'}, timestamp=2)
self.assertEqual(self.table.row(b'01', include_timestamp=True), {
b'd:name': (b'Joe', 2),
b'd:age': (b'20', 1)
})
self.assertEqual(
self.table.row(b'01', timestamp=2, include_timestamp=True), {
b'd:name': (b'John', 1),
b'd:age': (b'20', 1)
})
def test_max_versions(self):
# Default max_versions is 3
self.table.put(b'01', {b'd:name': b'Alice'}, timestamp=1)
self.table.put(b'01', {b'd:name': b'Bob'}, timestamp=2)
self.table.put(b'01', {b'd:name': b'Cate'}, timestamp=3)
self.table.put(b'01', {b'd:name': b'Dave'}, timestamp=4)
self.assertEqual(self.table.row(b'01', timestamp=1), {})
self.assertEqual(self.table.row(b'01', timestamp=2), {})
self.assertEqual(self.table.row(b'01', timestamp=3),
{b'd:name': b'Bob'})
self.assertEqual(self.table.row(b'01', timestamp=4),
{b'd:name': b'Cate'})
self.assertEqual(self.table.row(b'01', timestamp=5),
{b'd:name': b'Dave'})
def test_get_partial_columns(self):
self.table.put(b'01', {
b'd:name': b'Elisa',
b'd:age': b'20',
b'd:sex': b'F'
},
timestamp=1)
self.table.put(b'01', {
b'd:name': b'Elsa',
b'd:email': b'*****@*****.**'
})
row = self.table.row(b'01', columns=(b'd:name', b'd:email'))
self.assertEqual(row, {
b'd:name': b'Elsa',
b'd:email': b'*****@*****.**'
})
def test_get_future_timestamp(self):
future_time = int(time.time() * 1000 * 2)
self.table.put(b'k', {b'd:a': b'data'}, timestamp=future_time)
self.assertEqual(self.table.row(b'k'), {b'd:a': b'data'})
def test_get_multiple_rows(self):
self.table.put(b'01', {b'd:name': b'One'}, timestamp=10)
self.table.put(b'02', {b'd:name': b'Two'}, timestamp=20)
self.table.put(b'03', {b'd:name': b'Three'}, timestamp=30)
self.assertEqual(self.table.rows([b'03', b'01', b'02']),
[(b'03', {
b'd:name': b'Three'
}), (b'01', {
b'd:name': b'One'
}), (b'02', {
b'd:name': b'Two'
})])
# Include timestamps
self.assertEqual(
self.table.rows([b'03', b'01', b'02'], include_timestamp=True),
[(b'03', {
b'd:name': (b'Three', 30)
}), (b'01', {
b'd:name': (b'One', 10)
}), (b'02', {
b'd:name': (b'Two', 20)
})])
def test_cells(self):
self.table.put(b'k', {b'd:a': b'a1'}, timestamp=1)
self.table.put(b'k', {b'd:a': b'a2'}, timestamp=2)
future_time = int(time.time() * 1000 * 2)
self.table.put(b'k', {b'd:a': b'a999'}, timestamp=future_time)
self.assertEqual(self.table.cells(b'k', b'd:a'),
[b'a999', b'a2', b'a1'])
self.assertEqual(self.table.cells(b'k', b'd:a', timestamp=time.time()),
[b'a2', b'a1'])
# Include timestamps
self.assertEqual(
self.table.cells(b'k', b'd:a', include_timestamp=True),
[(b'a999', future_time), (b'a2', 2), (b'a1', 1)])
def test_no_such_column_family(self):
with self.assertRaises(IOError):
self.table.put(b'01', {b'bad_cf:name': b'Dont Care'})
def test_delete_whole_row(self):
self.table.put(b'1', {b'd:name': b'Gary'}, timestamp=1)
self.table.put(b'1', {b'd:age': b'21'}, timestamp=1)
self.table.put(b'2', {b'd:name': b'Frank'})
self.table.delete(b'1')
self.assertEqual(self.table.row(b'1'), {})
self.assertEqual(self.table.row(b'2'), {b'd:name': b'Frank'})
def test_delete_some_columns(self):
self.table.put(b'1', {
b'd:name': b'Harry',
b'd:age': b'16',
b'd:sex': b'M'
})
self.table.delete(b'1', columns=(b'd:age', b'd:sex'))
self.assertEqual(self.table.row(b'1'), {b'd:name': b'Harry'})
def test_delete_columns_and_timestamp(self):
# Create a row like this:
# d:a d:b d:c
# 1 a1 b1 c1
# 2 a2 b2 c2
# 3 a3 b3 c3
self.table.put(b'key', {
b'd:a': b'a1',
b'd:b': b'b1',
b'd:c': b'c1'
},
timestamp=1)
self.table.put(b'key', {
b'd:a': b'a2',
b'd:b': b'b2',
b'd:c': b'c2'
},
timestamp=2)
self.table.put(b'key', {
b'd:a': b'a3',
b'd:b': b'b3',
b'd:c': b'c3'
},
timestamp=3)
# After deleting a1, b1, a2, b2, the cells should become:
# d:a d:b d:c
# 1 c1
# 2 c2
# 3 a3 b3 c3
self.table.delete(b'key', columns=(b'd:a', b'd:b'), timestamp=2)
self.assertEqual(self.table.row(b'key'), {
b'd:a': b'a3',
b'd:b': b'b3',
b'd:c': b'c3'
})
self.assertEqual(self.table.row(b'key', timestamp=3), {b'd:c': b'c2'})
def test_delete_timestamp(self):
# Create a row like this:
# d:a d:b d:c
# 1 a1 b1 c1
# 2 a2 b2 c2
# 3 a3 b3 c3
self.table.put(b'key', {
b'd:a': b'a1',
b'd:b': b'b1',
b'd:c': b'c1'
},
timestamp=1)
self.table.put(b'key', {
b'd:a': b'a2',
b'd:b': b'b2',
b'd:c': b'c2'
},
timestamp=2)
self.table.put(b'key', {
b'd:a': b'a3',
b'd:b': b'b3',
b'd:c': b'c3'
},
timestamp=3)
# Delete timestamp <= 2:
# d:a d:b d:c
# 1
# 2
# 3 a3 b3 c3
self.table.delete(b'key', timestamp=2)
self.assertEqual(self.table.row(b'key'), {
b'd:a': b'a3',
b'd:b': b'b3',
b'd:c': b'c3'
})
self.assertEqual(self.table.row(b'key', timestamp=3), {})
def test_scan(self):
for i in xrange(1, 10):
self.table.put(str(i).encode('utf-8'),
{b'd:count': str(i).encode('utf-8')},
timestamp=i)
# Scan all
self.assertEqual(len(list(self.table.scan())), 9)
# Prefix scan
self.assertEqual(list(self.table.scan(row_prefix=b'2')),
[(b'2', {
b'd:count': b'2'
})])
self.assertEqual(
list(self.table.scan(row_prefix=b'3', include_timestamp=True)),
[(b'3', {
b'd:count': (b'3', 3)
})])
# Range scan
self.assertEqual(list(self.table.scan(row_start=b'4', row_stop=b'6')),
[(b'4', {
b'd:count': b'4'
}), (b'5', {
b'd:count': b'5'
})])
self.assertEqual(list(self.table.scan(row_start=b'8')),
[(b'8', {
b'd:count': b'8'
}), (b'9', {
b'd:count': b'9'
})])
# scan with columns
self.assertEqual(
list(self.table.scan(row_prefix=b'2', columns=[b'd:count'])),
[(b'2', {
b'd:count': b'2'
})])
self.assertEqual(
list(self.table.scan(row_prefix=b'2', columns=['d:count'])),
[(b'2', {
b'd:count': b'2'
})])
def test_scan_invalid_arguments(self):
with self.assertRaises(TypeError):
self.table.scan(row_start=b'1', row_stop=b'2', row_prefix=b'3')
def test_counter(self):
# Counter is 0 if the row/column does not exist
self.assertEqual(self.table.counter_get(b'tina', b'd:age'), 0)
self.table.counter_set(b'tina', b'd:age', 20)
self.assertEqual(self.table.counter_get(b'tina', b'd:age'), 20)
# Internal representation should be an 8-byte signed integer in big
# endian
self.assertEqual(self.table.row(b'tina'),
{b'd:age': b'\x00\x00\x00\x00\x00\x00\x00\x14'})
self.table.counter_inc(b'tina', b'd:age', value=5)
self.assertEqual(self.table.counter_get(b'tina', b'd:age'), 25)
self.table.counter_dec(b'tina', b'd:age', value=30)
self.assertEqual(self.table.counter_get(b'tina', b'd:age'), -5)
class TestConnection(BaseTestCase):
def tearDown(self):
Connection._instances.clear()
def setUp(self):
self.conn = Connection()
def test_create_table(self):
self.conn.create_table('contact', {
'd': {
'max_versions': 10,
'block_cache_enabled': True
},
'm': {}
})
table = self.conn.table('contact')
self.assertEqual(table.families(), {
'd': {
'block_cache_enabled': True,
'bloom_filter_nb_hashes': 0,
'bloom_filter_type': 'NONE',
'bloom_filter_vector_size': 0,
'compression': 'NONE',
'in_memory': False,
'max_versions': 10,
'name': 'd',
'time_to_live': -1
},
'm': {
'block_cache_enabled': False,
'bloom_filter_nb_hashes': 0,
'bloom_filter_type': 'NONE',
'bloom_filter_vector_size': 0,
'compression': 'NONE',
'in_memory': False,
'max_versions': 3,
'name': 'm',
'time_to_live': -1
}
})
def test_enable_disable_table(self):
self.conn.create_table('mytable', {'d': dict()})
self.assertTrue(self.conn.is_table_enabled('mytable'))
self.conn.disable_table('mytable')
self.assertFalse(self.conn.is_table_enabled('mytable'))
self.conn.enable_table('mytable')
self.assertTrue(self.conn.is_table_enabled('mytable'))
def test_enable_non_existing_table(self):
with self.assertRaises(IOError):
self.conn.enable_table('no_such_table')
def test_disable_non_existing_table(self):
with self.assertRaises(IOError):
self.conn.disable_table('no_such_table')
def test_is_non_existing_table_enabled(self):
# Although it's odd, Connection.is_table_enabled() returns true on
# non-existing table
self.assertTrue(self.conn.is_table_enabled('no_such_table'))
def test_list_tables(self):
families = {'d': dict()}
self.conn.create_table('apple', families)
self.conn.create_table('book', families)
self.conn.create_table('cat', families)
self.assertEqual(self.conn.tables(), ['apple', 'book', 'cat'])
def test_list_tables_with_prefix(self):
self.conn = Connection(table_prefix='abc')
self.test_list_tables()
def test_get_non_existing_table(self):
# In HappyBase, you still can get a non-existing table from a
# connection, but you will get an error if you operate on that table
table = self.conn.table('no_such_table')
with self.assertRaises(IOError):
table.put('test', {})
self.assertFalse(self.conn.tables())
def test_delete_table(self):
families = {'d': dict()}
self.conn.create_table('dog', families)
self.conn.create_table('fox', families)
self.assertEqual(self.conn.tables(), ['dog', 'fox'])
self.conn.delete_table('dog', disable=True)
self.assertEqual(self.conn.tables(), ['fox'])
def test_delete_table_with_prefix(self):
conn = Connection(table_prefix='123')
conn.create_table('jacket', {'d': dict()})
conn.delete_table('jacket', disable=True)
def test_delete_non_existing_table(self):
with self.assertRaises(IOError):
self.conn.delete_table('no_such_table')
def test_delete_enabled_table(self):
families = {'d': dict()}
self.conn.create_table('game', families)
with self.assertRaises(IOError):
self.conn.delete_table('game')
def test_open_close(self):
# TODO: open() and close() don't really do anything
self.conn.open()
self.conn.close()
def test_compact(self):
# TODO: compact_table() doesn't really do anything
self.conn.compact_table('no_such_table')
class TestTable(BaseTestCase):
def setUp(self):
self.conn = Connection()
self.conn.create_table('person', {'d': dict()})
self.table = self.conn.table('person')
def test_repr(self):
self.assertEqual(repr(self.table),
"<happybase_mock.table.Table name='person'>")
def test_regions(self):
# Table.regions() is meaningless for in-memory mock, it only returns
# a fixed data
regions = self.table.regions()
self.assertEqual(len(regions), 1)
self.assertTrue(regions[0].get('name'))
# Test non-existing table
table = self.conn.table('no_such_table')
self.assertEqual(table.regions(), [])
def test_put_and_get(self):
self.table.put(b'john', {b'd:name': b'John'})
self.assertEqual(self.table.row(b'john'), {
b'd:name': b'John'
})
self.table.put('joe', {'d:name': 'Joe'})
self.assertEqual(self.table.row('joe'), {
b'd:name': b'Joe'
})
def test_put_get_with_timestamps(self):
self.table.put(b'01', {b'd:name': b'John'}, timestamp=1)
self.table.put(b'01', {b'd:name': b'Joe'}, timestamp=2)
self.assertEqual(self.table.row(b'01'), {b'd:name': b'Joe'})
self.assertEqual(self.table.row(b'01', timestamp=2), {b'd:name': b'John'})
self.assertEqual(self.table.row(b'01', timestamp=3), {b'd:name': b'Joe'})
self.table.put(b'01', {
b'd:name': b'Jack',
b'd:age': b'20'
}, timestamp=2)
self.table.put(b'01', {
b'd:name': b'Jacky',
b'd:sex': b'M'
})
self.assertEqual(self.table.row(b'01'), {
b'd:name': b'Jacky',
b'd:age': b'20',
b'd:sex': b'M'
})
def test_get_include_timestamps(self):
self.table.put(b'01', {b'd:name': b'John', b'd:age': b'20'}, timestamp=1)
self.table.put(b'01', {b'd:name': b'Joe'}, timestamp=2)
self.assertEqual(self.table.row(b'01', include_timestamp=True), {
b'd:name': (b'Joe', 2),
b'd:age': (b'20', 1)
})
self.assertEqual(
self.table.row(b'01', timestamp=2, include_timestamp=True),
{b'd:name': (b'John', 1), b'd:age': (b'20', 1)})
def test_max_versions(self):
# Default max_versions is 3
self.table.put(b'01', {b'd:name': b'Alice'}, timestamp=1)
self.table.put(b'01', {b'd:name': b'Bob'}, timestamp=2)
self.table.put(b'01', {b'd:name': b'Cate'}, timestamp=3)
self.table.put(b'01', {b'd:name': b'Dave'}, timestamp=4)
self.assertEqual(self.table.row(b'01', timestamp=1), {})
self.assertEqual(self.table.row(b'01', timestamp=2), {})
self.assertEqual(self.table.row(b'01', timestamp=3), {b'd:name': b'Bob'})
self.assertEqual(self.table.row(b'01', timestamp=4), {b'd:name': b'Cate'})
self.assertEqual(self.table.row(b'01', timestamp=5), {b'd:name': b'Dave'})
def test_get_partial_columns(self):
self.table.put(b'01', {
b'd:name': b'Elisa',
b'd:age': b'20',
b'd:sex': b'F'
}, timestamp=1)
self.table.put(b'01', {
b'd:name': b'Elsa',
b'd:email': b'*****@*****.**'
})
row = self.table.row(b'01', columns=(b'd:name', b'd:email'))
self.assertEqual(row, {
b'd:name': b'Elsa',
b'd:email': b'*****@*****.**'
})
def test_get_future_timestamp(self):
future_time = int(time.time() * 1000 * 2)
self.table.put(b'k', {b'd:a': b'data'}, timestamp=future_time)
self.assertEqual(self.table.row(b'k'), {b'd:a': b'data'})
def test_get_multiple_rows(self):
self.table.put(b'01', {b'd:name': b'One'}, timestamp=10)
self.table.put(b'02', {b'd:name': b'Two'}, timestamp=20)
self.table.put(b'03', {b'd:name': b'Three'}, timestamp=30)
self.assertEqual(self.table.rows([b'03', b'01', b'02']), [
(b'03', {b'd:name': b'Three'}),
(b'01', {b'd:name': b'One'}),
(b'02', {b'd:name': b'Two'})
])
# Include timestamps
self.assertEqual(
self.table.rows([b'03', b'01', b'02'], include_timestamp=True), [
(b'03', {b'd:name': (b'Three', 30)}),
(b'01', {b'd:name': (b'One', 10)}),
(b'02', {b'd:name': (b'Two', 20)})
])
def test_cells(self):
self.table.put(b'k', {b'd:a': b'a1'}, timestamp=1)
self.table.put(b'k', {b'd:a': b'a2'}, timestamp=2)
future_time = int(time.time() * 1000 * 2)
self.table.put(b'k', {b'd:a': b'a999'}, timestamp=future_time)
self.assertEqual(self.table.cells(b'k', b'd:a'), [b'a999', b'a2', b'a1'])
self.assertEqual(self.table.cells('k', 'd:a'), [b'a999', b'a2', b'a1'])
self.assertEqual(
self.table.cells(b'k', b'd:a', timestamp=time.time()), [b'a2', b'a1'])
# Include timestamps
self.assertEqual(
self.table.cells(b'k', b'd:a', include_timestamp=True), [
(b'a999', future_time), (b'a2', 2), (b'a1', 1)
])
def test_no_such_column_family(self):
with self.assertRaises(IOError):
self.table.put(b'01', {b'bad_cf:name': b'Dont Care'})
def test_delete_whole_row(self):
self.table.put(b'1', {b'd:name': b'Gary'}, timestamp=1)
self.table.put(b'1', {b'd:age': b'21'}, timestamp=1)
self.table.put(b'2', {b'd:name': b'Frank'})
self.table.put(b'3', {b'd:name': b'Joe'})
self.table.delete(b'1')
self.table.delete('3')
self.assertEqual(self.table.row(b'1'), {})
self.assertEqual(self.table.row(b'3'), {})
self.assertEqual(self.table.row(b'2'), {b'd:name': b'Frank'})
def test_delete_some_columns(self):
self.table.put(b'1', {
b'd:name': b'Harry',
b'd:age': b'16',
b'd:sex': b'M'
})
self.table.delete(b'1', columns=(b'd:age', b'd:sex'))
self.assertEqual(self.table.row(b'1'), {b'd:name': b'Harry'})
def test_delete_columns_and_timestamp(self):
# Create a row like this:
# d:a d:b d:c
# 1 a1 b1 c1
# 2 a2 b2 c2
# 3 a3 b3 c3
self.table.put(b'key', {
b'd:a': b'a1', b'd:b': b'b1', b'd:c': b'c1'
}, timestamp=1)
self.table.put(b'key', {
b'd:a': b'a2', b'd:b': b'b2', b'd:c': b'c2'
}, timestamp=2)
self.table.put(b'key', {
b'd:a': b'a3', b'd:b': b'b3', b'd:c': b'c3'
}, timestamp=3)
# After deleting a1, b1, a2, b2, the cells should become:
# d:a d:b d:c
# 1 c1
# 2 c2
# 3 a3 b3 c3
self.table.delete(b'key', columns=(b'd:a', b'd:b'), timestamp=2)
self.assertEqual(self.table.row(b'key'), {
b'd:a': b'a3', b'd:b': b'b3', b'd:c': b'c3'
})
self.assertEqual(self.table.row(b'key', timestamp=3), {
b'd:c': b'c2'
})
def test_delete_timestamp(self):
# Create a row like this:
# d:a d:b d:c
# 1 a1 b1 c1
# 2 a2 b2 c2
# 3 a3 b3 c3
self.table.put(b'key', {
b'd:a': b'a1', b'd:b': b'b1', b'd:c': b'c1'
}, timestamp=1)
self.table.put(b'key', {
b'd:a': b'a2', b'd:b': b'b2', b'd:c': b'c2'
}, timestamp=2)
self.table.put(b'key', {
b'd:a': b'a3', b'd:b': b'b3', b'd:c': b'c3'
}, timestamp=3)
# Delete timestamp <= 2:
# d:a d:b d:c
# 1
# 2
# 3 a3 b3 c3
self.table.delete(b'key', timestamp=2)
self.assertEqual(self.table.row(b'key'), {
b'd:a': b'a3', b'd:b': b'b3', b'd:c': b'c3'
})
self.assertEqual(self.table.row(b'key', timestamp=3), {})
def test_scan(self):
for i in xrange(1, 10):
self.table.put(str(i).encode('utf-8'), {
b'd:count': str(i).encode('utf-8')
}, timestamp=i)
# Scan all
self.assertEqual(len(list(self.table.scan())), 9)
# Prefix scan
self.assertEqual(list(self.table.scan(row_prefix=b'2')), [
(b'2', {b'd:count': b'2'})
])
self.assertEqual(list(self.table.scan(row_prefix='2')), [
(b'2', {b'd:count': b'2'})
])
self.assertEqual(
list(self.table.scan(row_prefix=b'3', include_timestamp=True)),
[(b'3', {b'd:count': (b'3', 3)})])
# Range scan
self.assertEqual(list(self.table.scan(row_start=b'4', row_stop=b'6')), [
(b'4', {b'd:count': b'4'}), (b'5', {b'd:count': b'5'})
])
self.assertEqual(list(self.table.scan(row_start='4', row_stop='6')), [
(b'4', {b'd:count': b'4'}), (b'5', {b'd:count': b'5'})
])
self.assertEqual(list(self.table.scan(row_start=b'8')), [
(b'8', {b'd:count': b'8'}), (b'9', {b'd:count': b'9'})
])
# scan with columns
self.assertEqual(list(self.table.scan(row_prefix=b'2', columns=[b'd:count'])), [
(b'2', {b'd:count': b'2'})
])
self.assertEqual(list(self.table.scan(row_prefix=b'2', columns=['d:count'])), [
(b'2', {b'd:count': b'2'})
])
def test_scan_invalid_arguments(self):
with self.assertRaises(TypeError):
self.table.scan(row_start=b'1', row_stop=b'2', row_prefix=b'3')
def test_counter(self):
# Counter is 0 if the row/column does not exist
self.assertEqual(self.table.counter_get(b'tina', b'd:age'), 0)
self.table.counter_set(b'tina', b'd:age', 20)
self.assertEqual(self.table.counter_get(b'tina', b'd:age'), 20)
# Internal representation should be an 8-byte signed integer in big
# endian
self.assertEqual(self.table.row(b'tina'),
{b'd:age': b'\x00\x00\x00\x00\x00\x00\x00\x14'}
)
self.table.counter_inc(b'tina', b'd:age', value=5)
self.assertEqual(self.table.counter_get(b'tina', b'd:age'), 25)
self.table.counter_dec(b'tina', b'd:age', value=30)
self.assertEqual(self.table.counter_get(b'tina', b'd:age'), -5)