def test_utils_getallsynapses(self):
"""
Test: Get all synapses
"""
u = utils.Utils()
u.generatesynapses([101, 103], [201, 202, 203])
assert u.getsynapses([101, 103], [201, 202, 203]) == [1]
def test_utils_setstrength(self):
"""
Test: Set strength
"""
u = utils.Utils()
u.setstrength(101, 1, 0, 0.5)
for i, row in enumerate(u.db.con.execute('select * from inputs')):
assert row == (101, 1, 0.5)
def test_utils_dtanh(self):
"""
Test: Double precision dtanh
"""
u = utils.Utils()
assert u.dtanh(1) == 0
assert u.dtanh(2) == -3
assert u.dtanh(3) == -8
assert u.dtanh(4) == -15
assert u.dtanh(5) == -24
def test_utils_generatesynapses(self):
"""
Test: Generate synapses
"""
u = utils.Utils()
u.generatesynapses([101, 103], [201, 202, 203])
rowin = [(101, 1, 0.5), (103, 1, 0.5)]
rowout = [(1, 201, 0.1), (1, 202, 0.1), (1, 203, 0.1)]
for i, row in enumerate(u.db.con.execute('select * from inputs')):
assert row == rowin[i]
for i, row in enumerate(u.db.con.execute('select * from outputs')):
assert row == rowout[i]
def test_utils_setupnetwork(self):
"""
Test: Setup network
"""
u = utils.Utils()
u.generatesynapses([101, 103], [201, 202, 203])
u.setupnetwork([101, 103], [201, 202, 203])
assert u.iu == [101, 103]
assert u.hu == [1]
assert u.ou == [201, 202, 203]
assert u.ai == [1.0, 1.0]
assert u.ah == [1.0]
assert u.ao == [1.0, 1.0, 1.0]
def test_utils_updatedatabase(self):
"""
Test: Update dataset
"""
u = utils.Utils()
u.generatesynapses([101, 103], [201, 202, 203])
u.setupnetwork([101, 103], [201, 202, 203])
u.updatedatabase()
rowin = [(101, 1, 0.5), (103, 1, 0.5)]
rowout = [(1, 201, 0.1), (1, 202, 0.1), (1, 203, 0.1)]
for i, row in enumerate(u.db.con.execute('select * from inputs')):
assert row == rowin[i]
for i, row in enumerate(u.db.con.execute('select * from outputs')):
assert row == rowout[i]
def test_utils_object(self):
"""
Test: Utils object
"""
u = utils.Utils()
assert u != None
def test_utils_backpropagate(self):
"""
Test: Get strength
"""
u = utils.Utils()
assert u.getstrength(101, 1, 0) == -0.2
def test_utils_constructor(self):
"""
Test: Utils constructor
"""
u = utils.Utils()
assert u.db != None