public void SynapseBasalOverrideTest()
{
for (int testNum = 0; testNum < Global.Tests.TestNumLoops; testNum++)
{
Column col = new Column(0, 0, 3);
SynapseBasal syn = new SynapseBasal(col);
syn.OverridePermanence(1.0);
//test override active
syn.Override(true, 0);
Assert.IsTrue(syn.IsActive);
Assert.IsTrue(col.Cells[0].IsPredicting);
Assert.IsTrue(col.Cells[1].IsPredicting);
Assert.IsTrue(col.Cells[2].IsPredicting);
syn.Override(false, 0);
Assert.IsFalse(syn.IsActive);
Assert.IsFalse(col.Cells[0].IsPredicting);
Assert.IsFalse(col.Cells[1].IsPredicting);
Assert.IsFalse(col.Cells[2].IsPredicting);
//test override permanence
syn.OverridePermanence(-0.5);
Assert.IsTrue(syn.Permanence == 0);
syn.OverridePermanence(9999.99);
Assert.IsTrue(syn.Permanence == 1.0);
syn.OverridePermanence(NetConfigData.SynapsePermanenceThreshold + 0.01);
Assert.IsTrue(syn.Permanence > NetConfigData.SynapsePermanenceThreshold);
Assert.IsTrue(syn.Permanence <= 1.0);
//test override of connected column
syn.Override(true, 0);
Assert.IsTrue(col.IsPredicting);
syn.Override(false, 0);
Assert.IsFalse(col.IsPredicting);
}
}
public void SynapseBasalUpdateTest()
{
Random rnd = Global.rnd;
NetConfigData.SetDefaults();
for (int testNum = 0; testNum < Global.Tests.TestNumLoops; testNum++)
{
Column col = new Column(0, 0, rnd.Next(1, 10));
SynapseBasal syn = new SynapseBasal(col);
//predicting column
col.OverridePredicting(true, 0);
syn.OverridePermanence(NetConfigData.SynapsePermanenceThreshold + NetConfigData.SynapsePermanenceIncrease);
syn.Update();
Assert.IsTrue(syn.IsActive);
//drop permanence
col.OverridePredicting(true, 0);
syn.OverridePermanence(NetConfigData.SynapsePermanenceThreshold - 2 * NetConfigData.SynapsePermanenceIncrease);
syn.Update();
Assert.IsFalse(syn.IsActive); //false on first update
syn.Update();
Assert.IsTrue(syn.IsActive); //true on second update
//column not predicting
col.OverridePredicting(false, 0);
syn.OverridePermanence(NetConfigData.SynapsePermanenceThreshold + NetConfigData.SynapsePermanenceIncrease);
syn.Update();
Assert.IsFalse(syn.IsActive);
//column predicting
col.OverridePredicting(true, 0);
syn.OverridePermanence(NetConfigData.SynapsePermanenceThreshold + NetConfigData.SynapsePermanenceIncrease);
syn.Update();
Assert.IsTrue(syn.IsActive);
//random permanence, column active
col.OverridePredicting(true, 0);
syn.OverridePermanence(rnd.NextDouble());
syn.Update();
if (syn.Permanence >= NetConfigData.SynapsePermanenceThreshold)
{
Assert.IsTrue(syn.IsActive);
}
else
{
Assert.IsFalse(syn.IsActive);
}
//random permanence, column not active
col.OverridePredicting(false, 0);
syn.OverridePermanence(rnd.NextDouble());
syn.Update();
if (syn.Permanence >= NetConfigData.SynapsePermanenceThreshold)
{
Assert.IsFalse(syn.IsActive);
}
else
{
Assert.IsFalse(syn.IsActive);
}
}
}