public void testPotentialConnections() {
Variable v1 = new Variable(2);
Variable v2 = new Variable(2);
Variable v3 = new Variable(2);
Variable[] vars = new Variable[] {v1, v2, v3};
FactorGraph mdl = new FactorGraph();
TableFactor ptl = new TableFactor(vars, new double[8]);
mdl.addFactor(ptl);
assertTrue(mdl.isAdjacent(v1, v2));
assertTrue(mdl.isAdjacent(v2, v3));
assertTrue(mdl.isAdjacent(v1, v3));
}
public void testThreeNodeModel() {
Random r = new Random(23534709);
FactorGraph mdl = new FactorGraph();
Variable root = new Variable(2);
Variable childL = new Variable(2);
Variable childR = new Variable(2);
mdl.addFactor(root, childL, RandomGraphs.generateMixedPotentialValues(r, 1.5));
mdl.addFactor(root, childR, RandomGraphs.generateMixedPotentialValues(r, 1.5));
// assertTrue (mdl.isConnected (root, childL));
// assertTrue (mdl.isConnected (root, childR));
// assertTrue (mdl.isConnected (childL, childR));
assertTrue(mdl.isAdjacent(root, childR));
assertTrue(mdl.isAdjacent(root, childL));
assertTrue(!mdl.isAdjacent(childL, childR));
assertTrue(mdl.factorOf(root, childL) != null);
assertTrue(mdl.factorOf(root, childR) != null);
}
