add unit tests for netlist

This commit is contained in:
Branislav Stojkovic
2019-02-25 11:05:15 +01:00
parent 31ce46f147
commit b24bfafb39
10 changed files with 169 additions and 5 deletions
@@ -27,6 +27,8 @@ import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.diylc.core.IDIYComponent;
/**
* Represents a group of {@link Node}s that are connected together.
*
@@ -44,6 +46,11 @@ public class Group implements Comparable<Group> {
nodes.add(node1);
nodes.add(node2);
}
public Group connect(IDIYComponent<?> component, int index) {
getNodes().add(new Node(component, index));
return this;
}
public Set<Node> getNodes() {
return nodes;
@@ -0,0 +1,446 @@
/*
*
* DIY Layout Creator (DIYLC). Copyright (c) 2009-2018 held jointly by the individual authors.
*
* This file is part of DIYLC.
*
* DIYLC is free software: you can redistribute it and/or modify it under the terms of the GNU
* General Public License as published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* DIYLC is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
* the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
* Public License for more details.
*
* You should have received a copy of the GNU General Public License along with DIYLC. If not, see
* <http://www.gnu.org/licenses/>.
*/
package org.diylc.netlist;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.diylc.core.IDIYComponent;
public class NetlistAnalyzer {
public NetlistAnalyzer() {}
public Tree constructTreeBetween(Netlist netlist, Node nodeA, Node nodeB) {
Tree tree = new Tree(TreeConnectionType.Parallel);
connectNodes(netlist, nodeA, nodeB, tree.getChildren(), new Tree(TreeConnectionType.Series), new HashSet<Node>());
// System.out.println(netlist.getSwitchSetup());
// System.out.println(tree);
//
// System.out.println("opposite:");
// Tree tree1 = new Tree(TreeConnectionType.Parallel);
// connectNodes(netlist, nodeB, nodeA, tree1.getChildren(), new Tree(TreeConnectionType.Series),
// new HashSet<Node>());
// System.out.println(tree1);
return tree;
}
protected void connectNodes(Netlist netlist, Node nodeA, Node nodeB, List<Tree> concurrentPaths, Tree currentPath,
Set<Node> visited) {
if (nodeA == nodeB) {
concurrentPaths.add(currentPath);
return;
}
Group groupA = findGroup(netlist, nodeA);
if (groupA == null)
return;
if (groupA.getNodes().contains(nodeB)) {
concurrentPaths.add(currentPath);
return;
}
visited.addAll(groupA.getNodes());
List<Tree> newConcurrentPaths = new ArrayList<Tree>();
for (Node n : groupA.getNodes()) {
IDIYComponent<?> c = n.getComponent();
for (int i = 0; i < c.getControlPointCount(); i++) {
if (i != n.getPointIndex() && c.getInternalLinkName(i, n.getPointIndex()) != null) {
TreeLeaf l = new TreeLeaf(c, i, n.getPointIndex());
Node newNodeA = new Node(c, i);
if (!visited.contains(newNodeA)) {
// visited.add(n);
Tree newCurrentPath = null;
try {
newCurrentPath = (Tree) currentPath.clone();
} catch (CloneNotSupportedException e) {
}
Tree newItem = new Tree(l);
if (!newCurrentPath.getChildren().contains(newItem))
newCurrentPath.getChildren().add(newItem);
// if (!currentPath.contains(l))
// newCurrentPath.add(l);
Set<Node> newVisited = new HashSet<Node>(visited);
connectNodes(netlist, newNodeA, nodeB, newConcurrentPaths, newCurrentPath, newVisited);
}
}
}
}
if (newConcurrentPaths.size() == 0)
return;
if (newConcurrentPaths.size() == 1) {
if (newConcurrentPaths.get(0).getConnectionType() == TreeConnectionType.Series) {
currentPath.getChildren().clear();
currentPath.getChildren().addAll(newConcurrentPaths.get(0).getChildren());
} else {
currentPath.getChildren().add(newConcurrentPaths.get(0));
}
concurrentPaths.add(currentPath);
return;
}
mergePaths(newConcurrentPaths, false);
concurrentPaths.addAll(newConcurrentPaths);
}
protected void mergePaths(List<Tree> paths, boolean backward) {
Map<Tree, Integer> uniques = new HashMap<Tree, Integer>();
for (Tree t : paths) {
if (t.getConnectionType() != TreeConnectionType.Series)
continue;
Tree key = t.getChildren().get(backward ? t.getChildren().size() - 1 : 0);
Integer count = uniques.get(key);
uniques.put(key, count == null ? 1 : count + 1);
}
List<Tree> unmerged = new ArrayList<Tree>(paths);
for (Map.Entry<Tree, Integer> e : uniques.entrySet()) {
if (e.getValue() > 1) {
List<Tree> pathsToMerge = new ArrayList<Tree>();
for (Tree t : paths) {
Tree key = t.getChildren().get(backward ? t.getChildren().size() - 1 : 0);
if (key.equals(e.getKey()))
pathsToMerge.add(t);
}
unmerged.removeAll(pathsToMerge);
Tree jointStart = new Tree(new ArrayList<Tree>(), TreeConnectionType.Series);
Tree jointFinish = new Tree(new ArrayList<Tree>(), TreeConnectionType.Series);
Tree unique = e.getKey();
for (int i = 0; i < pathsToMerge.get(0).getChildren().size(); i++) {
boolean canMerge = true;
unique = pathsToMerge.get(0).getChildren().get(backward ? pathsToMerge.get(0).getChildren().size() - i - 1 : i);
for (Tree t : pathsToMerge) {
if (t.getChildren().size() <= i || !t.getChildren().get(backward ? t.getChildren().size() - i - 1 : i).equals(unique)) {
canMerge = false;
break;
}
}
if (canMerge)
(backward ? jointFinish : jointStart).getChildren().add(unique);
else
break;
}
for (int i = 0; i < pathsToMerge.get(0).getChildren().size(); i++) {
boolean canMerge = true;
unique = pathsToMerge.get(0).getChildren().get(backward ? i : pathsToMerge.get(0).getChildren().size() - i - 1);
for (Tree t : pathsToMerge) {
if (t.getChildren().size() <= i || !t.getChildren().get(backward ? 0 : pathsToMerge.get(0).getChildren().size() - 1).equals(unique)) {
canMerge = false;
break;
}
}
if (canMerge)
(backward ? jointStart : jointFinish).getChildren().add(unique);
else
break;
}
if (!jointStart.getChildren().isEmpty() || !jointFinish.getChildren().isEmpty()) {
Tree mergedTree = new Tree(new ArrayList<Tree>(), TreeConnectionType.Series);
Tree parallelSection = new Tree(new ArrayList<Tree>(pathsToMerge), TreeConnectionType.Parallel);
if (!jointStart.getChildren().isEmpty()) {
mergedTree.getChildren().add(jointStart);
for (Tree t : parallelSection.getChildren()) {
t.trimChildrenLeft(jointStart.getChildren().size());
}
}
mergedTree.getChildren().add(parallelSection);
if (!jointFinish.getChildren().isEmpty()) {
mergedTree.getChildren().add(jointFinish);
for (Tree t : parallelSection.getChildren()) {
t.trimChildrenRight(jointFinish.getChildren().size());
}
}
paths.removeAll(pathsToMerge);
paths.add(mergedTree);
}
}
}
// try in the opposite direction for paths we haven't merged
if (!backward && !unmerged.isEmpty()) {
paths.removeAll(unmerged);
mergePaths(unmerged, true);
paths.addAll(unmerged);
}
}
protected void findAllPaths(Netlist netlist, Node nodeA, Node nodeB, List<TreeLeaf> currentPath,
List<List<TreeLeaf>> allPaths, Set<Node> visited) {
if (nodeA == nodeB) {
allPaths.add(currentPath);
return;
}
// System.out.println("Finding path between " + nodeA + " and " + nodeB);
Group groupA = findGroup(netlist, nodeA);
if (groupA == null)
return;
if (groupA.getNodes().contains(nodeB)) {
allPaths.add(currentPath);
return;
}
for (Node n : groupA.getNodes()) {
IDIYComponent<?> c = n.getComponent();
for (int i = 0; i < c.getControlPointCount(); i++) {
if (i != n.getPointIndex() && c.getInternalLinkName(i, n.getPointIndex()) != null) {
TreeLeaf l = new TreeLeaf(c, i, n.getPointIndex());
Node newNodeA = new Node(c, i);
if (!visited.contains(newNodeA)) {
List<TreeLeaf> newCurrentPath = new ArrayList<TreeLeaf>(currentPath);
if (!currentPath.contains(l))
newCurrentPath.add(l);
Set<Node> newVisited = new HashSet<Node>(visited);
newVisited.add(nodeA);
newVisited.add(newNodeA);
findAllPaths(netlist, newNodeA, nodeB, newCurrentPath, allPaths, newVisited);
}
}
}
}
}
protected Group findGroup(Netlist netlist, Node node) {
for (Group g : netlist.getGroups())
if (g.getNodes().contains(node))
return g;
return null;
}
protected List<Group> trace(Set<String> typeNames, String nodeName, Netlist netlist) {
List<Group> res = new ArrayList<Group>();
for (Group g : netlist.getGroups()) {
for (Node n : g.getNodes()) {
if (typeNames.contains(n.getComponent().getClass().getCanonicalName())
&& (nodeName == null || n.getDisplayName().equalsIgnoreCase(nodeName))) {
res.add(g);
break;
}
}
}
return res;
}
protected List<Node> find(Set<String> typeNames, String nodeName, Group group) {
List<Node> res = new ArrayList<Node>();
for (Node n : group.getNodes()) {
if (typeNames.contains(n.getComponent().getClass().getCanonicalName())
&& (nodeName == null || n.getDisplayName().equalsIgnoreCase(nodeName))) {
res.add(n);
}
}
return res;
}
protected List<Group> findGroups(Set<String> typeNames, String nodeName, Netlist netlist) {
List<Group> res = new ArrayList<Group>();
for (Group g : netlist.getGroups()) {
for (Node n : g.getNodes()) {
if (typeNames.contains(n.getComponent().getClass().getCanonicalName())
&& (nodeName == null || n.getDisplayName().equalsIgnoreCase(nodeName))) {
res.add(g);
break;
}
}
}
return res;
}
protected List<Group> findGroups(Set<String> typeNames, String nodeName, Netlist netlist,
Collection<IDIYComponent<?>> belongTo) {
List<Group> res = new ArrayList<Group>();
for (Group g : netlist.getGroups()) {
for (Node n : g.getNodes()) {
if ((belongTo == null || belongTo.contains(n.getComponent()))
&& (typeNames.contains(n.getComponent().getClass().getCanonicalName()))
&& (nodeName == null || n.getDisplayName().equalsIgnoreCase(nodeName))) {
res.add(g);
break;
}
}
}
return res;
}
protected List<Node> find(Set<String> typeNames, String nodeName, Netlist netlist) {
List<Node> res = new ArrayList<Node>();
for (Group g : netlist.getGroups()) {
for (Node n : g.getNodes()) {
if (typeNames.contains(n.getComponent().getClass().getCanonicalName())
&& (nodeName == null || n.getDisplayName().equalsIgnoreCase(nodeName))) {
res.add(n);
}
}
}
return res;
}
protected List<Node> find(Set<String> typeNames, String nodeName, Netlist netlist, List<Node> inGroupWith) {
List<Node> res = new ArrayList<Node>();
for (Group g : netlist.getGroups()) {
boolean inGroup;
if (inGroupWith == null) {
inGroup = true;
} else {
inGroup = true;
for (Node n1 : inGroupWith)
if (!g.getNodes().contains(n1)) {
inGroup = false;
break;
}
}
for (Node n : g.getNodes()) {
if (inGroup && typeNames.contains(n.getComponent().getClass().getCanonicalName())
&& (nodeName == null || n.getDisplayName().equalsIgnoreCase(nodeName))) {
res.add(n);
}
}
}
return res;
}
protected List<Node> find(Set<String> typeNames, String nodeName, Netlist netlist,
Collection<IDIYComponent<?>> belongTo) {
List<Node> res = new ArrayList<Node>();
for (Group g : netlist.getGroups()) {
for (Node n : g.getNodes()) {
if ((belongTo == null || belongTo.contains(n.getComponent()))
&& typeNames.contains(n.getComponent().getClass().getCanonicalName())
&& (nodeName == null || n.getDisplayName().equalsIgnoreCase(nodeName))) {
res.add(n);
}
}
}
return res;
}
protected boolean allMatch(Collection<Node> nodes, String name) {
for (Node n : nodes)
if (!n.getDisplayName().equalsIgnoreCase(name))
return false;
return true;
}
protected boolean allComponentsMatch(Collection<Node> nodes, Set<IDIYComponent<?>> components) {
Set<IDIYComponent<?>> extracted = extractComponents(nodes);
return extracted.containsAll(components);
}
protected Set<IDIYComponent<?>> extractComponents(Collection<Node> nodes) {
Set<IDIYComponent<?>> components = new HashSet<IDIYComponent<?>>();
for (Node n : nodes)
components.add(n.getComponent());
return components;
}
protected String extractName(IDIYComponent<?> c) {
return c.getName() + " " + c.getValueForDisplay();
}
protected List<String> extractNames(Collection<IDIYComponent<?>> components) {
List<String> names = new ArrayList<String>();
for (IDIYComponent<?> c : components)
names.add(c.getName() + " " + c.getValueForDisplay());
Collections.sort(names);
return names;
}
protected Netlist simplify(Netlist netlist, Set<Node> nodesToMerge, Collection<Node> nodesToPurge) {
Netlist res = new Netlist();
res.getSwitchSetup().addAll(netlist.getSwitchSetup());
Group merged = new Group();
// merge
for (Group g : netlist.getGroups()) {
boolean needsMerging = false;
for (Node n : nodesToMerge) {
if (g.getNodes().contains(n)) {
needsMerging = true;
break;
}
}
if (needsMerging) {
for (Node n : g.getNodes()) {
if (!nodesToMerge.contains(n))
merged.getNodes().add(n);
}
} else {
res.getGroups().add(g.clone());
}
}
if (!merged.getNodes().isEmpty())
res.getGroups().add(merged);
// purge
for (Group g : res.getGroups()) {
g.getNodes().removeAll(nodesToPurge);
}
System.out.println("Before:\n" + netlist);
System.out.println("After:\n" + res);
return res;
}
protected boolean intersect(List<Group> groups, Node node) {
for (Group g : groups)
if (g.getNodes().contains(node))
return true;
return false;
}
protected Node intersect(List<Group> groups, Group group) {
for (Group g : groups)
for (Node node : group.getNodes())
if (g.getNodes().contains(node))
return node;
return null;
}
}
@@ -22,6 +22,8 @@
package org.diylc.netlist;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
public class Tree {
@@ -97,6 +99,19 @@ public class Tree {
return false;
return true;
}
private List<Tree> getOrderedChildren() {
if (getConnectionType() == TreeConnectionType.Series)
return children;
List<Tree> ordered = new ArrayList<Tree>(children);
Collections.sort(ordered, new Comparator<Tree>() {
@Override
public int compare(Tree o1, Tree o2) {
return o1.toString().compareToIgnoreCase(o2.toString());
}});
return ordered;
}
@Override
public String toString() {
@@ -105,7 +120,7 @@ public class Tree {
StringBuilder sb = new StringBuilder("(");
boolean first = true;
for(Tree child : children) {
for(Tree child : getOrderedChildren()) {
if (!first)
sb.append(" " ).append(connectionType).append(" ");
first = false;
@@ -119,6 +134,8 @@ public class Tree {
if (leaf != null)
return leaf.toHTML();
List<Tree> children = getOrderedChildren();
StringBuilder sb = new StringBuilder();
if (depth > 0 && children.size() > 1)
sb.append("(");