Changeset 740:819ca5b50de0 in lemon-main

Timestamp:

09/29/09 10:21:51 (15 years ago)

Author:

Peter Kovacs <kpeter@…>

Branch:

default

Phase:

public

Message:

Add a warning for List(Di)Graph::Snapshot (#311)
and extend tests for snapshots

Files:

• lemon/list_graph.h (modified) (2 diffs)
• test/digraph_test.cc (modified) (1 diff)
• test/graph_test.cc (modified) (1 diff)

lemon/list_graph.h

@@ -752 +752 @@
       /// This function undos the changes until the last snapshot
       /// created by save() or Snapshot(ListDigraph&).
+      ///
+      /// \warning This method invalidates the snapshot, i.e. repeated
+      /// restoring is not supported unless you call save() again.
       void restore() {
         detach();
@@ -1551 +1554 @@
       /// This function undos the changes until the last snapshot
       /// created by save() or Snapshot(ListGraph&).
+      ///
+      /// \warning This method invalidates the snapshot, i.e. repeated
+      /// restoring is not supported unless you call save() again.
       void restore() {
         detach();

test/digraph_test.cc

@@ -287 +287 @@
 
   snapshot.restore();
+  snapshot.save(G);
+
+  checkGraphNodeList(G, 4);
+  checkGraphArcList(G, 4);
+
+  G.addArc(G.addNode(), G.addNode());
+
+  snapshot.restore();
 
   checkGraphNodeList(G, 4);

test/graph_test.cc

@@ -260 +260 @@
 
   snapshot.restore();
+  snapshot.save(G);
+
+  checkGraphNodeList(G, 4);
+  checkGraphEdgeList(G, 3);
+  checkGraphArcList(G, 6);
+  
+  G.addEdge(G.addNode(), G.addNode());
+
+  snapshot.restore();
 
   checkGraphNodeList(G, 4);