class TestPathSize(unittest.TestCase):
def setUp(self):
self.aa = Vertex("AA")
self.path = Path(self.aa)
def test_zero(self):
"""getSize returns zero on an empty path"""
self.assertEquals(self.path.num_elements, 0)
def test_one(self):
"""getSize returns one after one entry"""
bb = Vertex("BB")
ee = Edge(self.aa, bb, Link())
self.path.addSegment(bb, ee)
self.assertEqual(self.path.num_elements, 1)
def test_ten(self):
"""getSize returns ten after ten entries"""
for i in range(10):
aa = Vertex("AA")
bb = Vertex("BB")
payload = Link()
self.path.addSegment(bb, Edge(aa, bb, payload))
self.assertEquals(self.path.num_elements, 10)
class TestPathSize(unittest.TestCase):
def setUp(self):
self.aa = Vertex("AA")
self.path = Path( self.aa )
def test_zero(self):
"""getSize returns zero on an empty path"""
self.assertEquals( self.path.num_elements, 0 )
def test_one(self):
"""getSize returns one after one entry"""
bb = Vertex("BB")
ee = Edge(self.aa, bb, Link())
self.path.addSegment( bb, ee )
self.assertEqual( self.path.num_elements, 1 )
def test_ten(self):
"""getSize returns ten after ten entries"""
for i in range(10):
aa = Vertex("AA")
bb = Vertex("BB")
payload = Link()
self.path.addSegment( bb, Edge(aa, bb, payload) )
self.assertEquals( self.path.num_elements, 10 )
def test_path_new(self):
"""Create a path object without crashing"""
path = Path(Vertex("A"))
self.assertTrue(path)
def setUp(self):
self.aa = Vertex("A")
self.bb = Vertex("B")
self.ep = Link()
self.path = Path(self.aa)
class TestAddAndGetSegments(unittest.TestCase):
def setUp(self):
self.aa = Vertex("A")
self.bb = Vertex("B")
self.ep = Link()
self.path = Path(self.aa)
def test_none(self):
"""behave appropriately when asking for an out-of-bounds index"""
# test out of bounds values
self.assertRaises(IndexError, self.path.getVertex, -1)
self.assertRaises(IndexError, self.path.getVertex, 1)
self.assertRaises(IndexError, self.path.getVertex, 10)
self.assertRaises(IndexError, self.path.getEdge, -1)
self.assertRaises(IndexError, self.path.getEdge, 0)
self.assertRaises(IndexError, self.path.getEdge, 1)
self.assertRaises(IndexError, self.path.getEdge, 10)
# if you don't add any segments, there's still a single vertex in the path
self.assertEquals(self.path.getVertex(0).soul, self.aa.soul)
def test_one(self):
"""get a vertex, edge after adding a single segment"""
ee = Edge(self.aa, self.bb, self.ep)
self.path.addSegment(self.bb, ee)
# out of bounds
self.assertRaises(IndexError, self.path.getVertex, -1)
self.assertRaises(IndexError, self.path.getEdge, -1)
# vertices in bounds
self.assertEqual(self.path.getVertex(0).soul, self.aa.soul)
self.assertEqual(self.path.getVertex(1).soul, self.bb.soul)
# edges in bounds
self.assertEqual(self.path.getEdge(0).soul, ee.soul)
# out of bounds again
self.assertRaises(IndexError, self.path.getVertex, 2)
self.assertRaises(IndexError, self.path.getEdge, 1)
def test_two(self):
"""get a vertex, edge after adding two segments"""
ee1 = Edge(self.aa, self.bb, Link())
ee2 = Edge(self.bb, self.aa, Link())
self.path.addSegment(self.bb, ee1)
self.path.addSegment(self.aa, ee2)
# out of bounds
self.assertRaises(IndexError, self.path.getVertex, -1)
self.assertRaises(IndexError, self.path.getEdge, -1)
# vertices in bounds
self.assertEqual(self.path.getVertex(0).soul, self.aa.soul)
self.assertEqual(self.path.getVertex(1).soul, self.bb.soul)
self.assertEqual(self.path.getVertex(2).soul, self.aa.soul)
# edges in bounds
self.assertEqual(self.path.getEdge(0).soul, ee1.soul)
self.assertEqual(self.path.getEdge(1).soul, ee2.soul)
# out of bounds again
self.assertRaises(IndexError, self.path.getVertex, 3)
self.assertRaises(IndexError, self.path.getEdge, 2)
def test_expand(self):
"""vertices gettable after resizing"""
# the path length right before a vector expansion
pathlen = 50
# make a bunch of fake segments
segments = []
for i in range(pathlen):
vv = Vertex(str(i))
ee = Edge(vv, vv, Link())
segments.append((vv, ee))
# add those segments to the path
for vv, ee in segments:
self.path.addSegment(vv, ee)
# check that they're alright
# check the odd-duck vertex
self.assertEqual(self.path.getVertex(0).label, "A")
# check the bunch of fake segments added
for i in range(1, pathlen + 1):
self.assertEqual(i - 1, int(self.path.getVertex(i).label))
#
# getting towards the real test - add a segment after the vectors have
# been expanded
#
# add it
vv = Vertex("B")
ee = Edge(vv, vv, Link())
self.path.addSegment(vv, ee)
# get it
self.assertEqual(self.path.getVertex(51).label, "B")
def setUp(self):
self.aa = Vertex("AA")
self.path = Path(self.aa)
def test_path_empty(self):
"""Path is empty right after first created"""
pp = Path(Vertex("A"))
self.assertEqual(pp.num_elements, 0)
def setUp(self):
self.aa = Vertex("A")
self.bb = Vertex("B")
self.ep = Link()
self.path = Path(self.aa)
class TestAddAndGetSegments(unittest.TestCase):
def setUp(self):
self.aa = Vertex("A")
self.bb = Vertex("B")
self.ep = Link()
self.path = Path(self.aa)
def test_none(self):
"""behave appropriately when asking for an out-of-bounds index"""
# test out of bounds values
self.assertRaises( IndexError, self.path.getVertex, -1 )
self.assertRaises( IndexError, self.path.getVertex, 1 )
self.assertRaises( IndexError, self.path.getVertex, 10 )
self.assertRaises( IndexError, self.path.getEdge, -1 )
self.assertRaises( IndexError, self.path.getEdge, 0 )
self.assertRaises( IndexError, self.path.getEdge, 1 )
self.assertRaises( IndexError, self.path.getEdge, 10 )
# if you don't add any segments, there's still a single vertex in the path
self.assertEquals( self.path.getVertex( 0 ).soul, self.aa.soul )
def test_one(self):
"""get a vertex, edge after adding a single segment"""
ee = Edge(self.aa, self.bb, self.ep)
self.path.addSegment( self.bb, ee )
# out of bounds
self.assertRaises( IndexError, self.path.getVertex, -1 )
self.assertRaises( IndexError, self.path.getEdge, -1 )
# vertices in bounds
self.assertEqual( self.path.getVertex(0).soul, self.aa.soul )
self.assertEqual( self.path.getVertex(1).soul, self.bb.soul )
# edges in bounds
self.assertEqual( self.path.getEdge(0).soul, ee.soul )
# out of bounds again
self.assertRaises( IndexError, self.path.getVertex, 2 )
self.assertRaises( IndexError, self.path.getEdge, 1 )
def test_two(self):
"""get a vertex, edge after adding two segments"""
ee1 = Edge(self.aa, self.bb, Link())
ee2 = Edge(self.bb, self.aa, Link())
self.path.addSegment( self.bb, ee1 )
self.path.addSegment( self.aa, ee2 )
# out of bounds
self.assertRaises( IndexError, self.path.getVertex, -1 )
self.assertRaises( IndexError, self.path.getEdge, -1 )
# vertices in bounds
self.assertEqual( self.path.getVertex(0).soul, self.aa.soul )
self.assertEqual( self.path.getVertex(1).soul, self.bb.soul )
self.assertEqual( self.path.getVertex(2).soul, self.aa.soul )
# edges in bounds
self.assertEqual( self.path.getEdge(0).soul, ee1.soul )
self.assertEqual( self.path.getEdge(1).soul, ee2.soul )
# out of bounds again
self.assertRaises( IndexError, self.path.getVertex, 3 )
self.assertRaises( IndexError, self.path.getEdge, 2 )
def test_expand(self):
"""vertices gettable after resizing"""
# the path length right before a vector expansion
pathlen = 50
# make a bunch of fake segments
segments = []
for i in range(pathlen):
vv = Vertex(str(i))
ee = Edge( vv, vv, Link() )
segments.append( (vv, ee) )
# add those segments to the path
for vv, ee in segments:
self.path.addSegment( vv, ee )
# check that they're alright
# check the odd-duck vertex
self.assertEqual( self.path.getVertex(0).label, "A" )
# check the bunch of fake segments added
for i in range(1, pathlen+1):
self.assertEqual( i-1, int(self.path.getVertex(i).label) )
#
# getting towards the real test - add a segment after the vectors have
# been expanded
#
# add it
vv = Vertex("B")
ee = Edge(vv, vv, Link())
self.path.addSegment( vv, ee )
# get it
self.assertEqual( self.path.getVertex( 51 ).label, "B" )
def setUp(self):
self.aa = Vertex("AA")
self.path = Path( self.aa )