From fd733201b82f39655488a286c89142f321ef9dc9 Mon Sep 17 00:00:00 2001
From: Sylvain Chiron <chironsylvain@orange.fr>
Date: Sat, 1 Jul 2017 13:36:41 +0200
Subject: Updated libs from the Adaptagrams project: libavoid, libcola and
 libvspc; changed the code to match the new API

Signed-off-by: Sylvain Chiron <chironsylvain@orange.fr>
---
 src/libcola/tests/connected_components.cpp | 69 ++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)
 create mode 100644 src/libcola/tests/connected_components.cpp

(limited to 'src/libcola/tests/connected_components.cpp')

diff --git a/src/libcola/tests/connected_components.cpp b/src/libcola/tests/connected_components.cpp
new file mode 100644
index 000000000..d5df479e7
--- /dev/null
+++ b/src/libcola/tests/connected_components.cpp
@@ -0,0 +1,69 @@
+/*
+ * vim: ts=4 sw=4 et tw=0 wm=0
+ *
+ * libcola - A library providing force-directed network layout using the 
+ *           stress-majorization method subject to separation constraints.
+ *
+ * Copyright (C) 2006-2008  Monash University
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library in the file LICENSE; if not, 
+ * write to the Free Software Foundation, Inc., 59 Temple Place, 
+ * Suite 330, Boston, MA  02111-1307  USA
+ *
+*/
+
+#include <iostream>
+#include <vector>
+#include <set>
+#include <libvpsc/rectangle.h>
+#include <libcola/cola.h>
+#include <libcola/connected_components.h>
+#include "graphlayouttest.h"
+
+using namespace std;
+using namespace cola;
+
+int main() {
+	const unsigned V = 7;
+	unsigned c1[]={0,1,2,3};
+	set<unsigned> expected_c1(c1,c1+4);
+	unsigned c2[]={4,5,6};
+	set<unsigned> expected_c2(c2,c2+3);
+
+	Edge edge_array[] = { Edge(0, 1), Edge(1, 2), Edge(3, 2), Edge(1, 3),
+        		      Edge(4, 5), Edge(5, 6), Edge(6, 4)	};
+	const std::size_t E = sizeof(edge_array) / sizeof(Edge);
+	vector<Edge> es(edge_array,edge_array+E);
+	vector<Component*> cs;
+	vpsc::Rectangles rs;
+	double width=100,height=100;
+	for(unsigned i=0;i<V;i++) {
+		double x=getRand(width), y=getRand(height);
+		rs.push_back(new vpsc::Rectangle(x,x+5,y,y+5));
+	}
+	connectedComponents(rs,es,cs);
+	set<unsigned> result_c1(cs[0]->node_ids.begin(),cs[0]->node_ids.end());
+	set<unsigned> result_c2(cs[1]->node_ids.begin(),cs[1]->node_ids.end());
+	assert(expected_c1==result_c1);
+	assert(expected_c2==result_c2);
+	for(unsigned i=0;i<cs.size();i++) {
+		printf("Component %d:\n",i);
+		for(unsigned j=0;j<cs[i]->edges.size();j++) {
+			Edge& e=cs[i]->edges[j];
+			printf("(%d,%d) ",e.first,e.second);
+		}
+		cout << endl;
+	}
+	return 0;
+}
-- 
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