Files
upo-valpre/src/test/java/net/berack/upo/valpre/sim/TestInteractions.java

94 lines
3.8 KiB
Java

package net.berack.upo.valpre.sim;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
import net.berack.upo.valpre.rand.Distribution;
public class TestInteractions {
@Test
public void distributionToString() throws Exception {
var exp = new Distribution.Exponential(1.0);
assertEquals("Exponential(1.0)", Distribution.toString(exp));
var uniform = new Distribution.Uniform(0.0, 1.0);
assertEquals("Uniform(0.0, 1.0)", Distribution.toString(uniform));
var erlang = new Distribution.Erlang(2, 1.0);
assertEquals("Erlang(2, 1.0)", Distribution.toString(erlang));
var normal = new Distribution.Normal(3.2, 0.6);
assertEquals("Normal(3.2, 0.6)", Distribution.toString(normal));
var normalBoxMuller = new Distribution.NormalBoxMuller(3.2, 0.6);
assertEquals("NormalBoxMuller(3.2, 0.6)", Distribution.toString(normalBoxMuller));
var unavailable = new Distribution.UnavailableTime(0.1, exp);
assertEquals("UnavailableTime(0.1, Exponential(1.0))", Distribution.toString(unavailable));
}
@Test
public void nodeToString() {
var exp = new Distribution.Exponential(1.0);
var normal = new Distribution.Normal(3.2, 0.6);
var unavailable = new Distribution.UnavailableTime(0.1, exp);
var node = new ServerNode.Builder("Source", exp).build();
assertEquals("Source[servers:1, queue:100, spawn:0, Exponential(1.0)]", node.toString());
node = new ServerNode.Builder("Queue", normal).build();
assertEquals("Queue[servers:1, queue:100, spawn:0, Normal(3.2, 0.6)]", node.toString());
node = new ServerNode.Builder("Queue", normal).queue(10).servers(5).spawn(100).build();
assertEquals("Queue[servers:5, queue:10, spawn:100, Normal(3.2, 0.6)]", node.toString());
node = new ServerNode.Builder("Queue", normal).queue(10).servers(5).spawn(100).unavailable(unavailable).build();
assertEquals(
"Queue[servers:5, queue:10, spawn:100, Normal(3.2, 0.6), u:UnavailableTime(0.1, Exponential(1.0))]",
node.toString());
}
@Test
public void netToString() {
var net = new Net();
assertEquals("", net.toString());
var node1 = new ServerNode.Builder("Source", new Distribution.Exponential(1)).build();
net.addNode(node1);
assertEquals(node1 + " -\n", net.toString());
var node2 = new ServerNode.Builder("Server", new Distribution.Normal(3.2, 0.6)).build();
net.addNode(node2);
assertEquals(node1 + " -\n" + node2 + " -\n", net.toString());
net.addConnection(0, 1, 1.0);
assertEquals(node1 + " -> Server(1.0)\n" + node2 + " -\n", net.toString());
var node3 = new ServerNode.Builder("Server2", new Distribution.Normal(4.1, 0.1)).build();
net.addNode(node3);
assertEquals(node1 + " -> Server(1.0)\n" + node2 + " -\n" + node3 + " -\n", net.toString());
net.addConnection(0, 2, 1.0);
net.normalizeWeights();
assertEquals(node1 + " -> Server(0.5), Server2(0.5)\n" + node2 + " -\n" + node3 + " -\n", net.toString());
net.addConnection(1, 2, 1.0);
assertEquals(node1 + " -> Server(0.5), Server2(0.5)\n"
+ node2 + " -> Server2(1.0)\n"
+ node3 + " -\n",
net.toString());
var const0 = new Distribution.Uniform(0, 0);
var unavailable = new Distribution.UnavailableTime(0.1, new Distribution.Exponential(1));
var other = ServerNode.Builder.queue("Other", 1, const0, unavailable);
net.addNode(other);
assertEquals(node1 + " -> Server(0.5), Server2(0.5)\n"
+ node2 + " -> Server2(1.0)\n"
+ node3 + " -\n"
+ other + " -\n",
net.toString());
}
}