[kgraphviewer-devel] [KGraphViewer/libkgraphviz] 3257ce7: Update tests

[Kevin Funk]

	A	 tests/kgraphviz/examples/subgraph.dot	 [License: Trivialfile.]

commit 3257ce7707e0810fcc5a5e1ccc134bbe692a707b
Author: Kevin Funk <krf at electrostorm.net>
Date:   Thu Dec 16 15:19:42 2010 +0100

    Update tests
    
    * Add check for subgraph importing
    * Add URL referring to the origin of the dot files in the examples
      directory

diff --git a/tests/kgraphviz/examples/CMakeLists.txt b/tests/kgraphviz/examples/CMakeLists.txt
index 451a48b..809d3bf 100644
--- a/tests/kgraphviz/examples/CMakeLists.txt
+++ b/tests/kgraphviz/examples/CMakeLists.txt
@@ -1,2 +1,3 @@
 install( FILES directed-acyclic-graph.dot DESTINATION ${CMAKE_CURRENT_BINARY_DIR} )
+install( FILES subgraph.dot DESTINATION ${CMAKE_CURRENT_BINARY_DIR} )
 install( FILES undirected-acyclic-graph.dot DESTINATION ${CMAKE_CURRENT_BINARY_DIR} )
diff --git a/tests/kgraphviz/examples/directed-acyclic-graph.dot b/tests/kgraphviz/examples/directed-acyclic-graph.dot
index c0763b3..e01882b 100644
--- a/tests/kgraphviz/examples/directed-acyclic-graph.dot
+++ b/tests/kgraphviz/examples/directed-acyclic-graph.dot
@@ -1,3 +1,5 @@
+// http://en.wikipedia.org/w/index.php?title=DOT_language&oldid=401084448#Graph_types
+
 digraph graphname {
     a -> b -> c;
     b -> d;
diff --git a/tests/kgraphviz/examples/subgraph.dot b/tests/kgraphviz/examples/subgraph.dot
new file mode 100644
index 0000000..0b06137
--- /dev/null
+++ b/tests/kgraphviz/examples/subgraph.dot
@@ -0,0 +1,29 @@
+// from: http://www.graphviz.org/Gallery/directed/cluster.html
+
+digraph G {
+
+    subgraph cluster_0 {
+        style=filled;
+        color=lightgrey;
+        node [style=filled,color=white];
+        a0 -> a1 -> a2 -> a3;
+        label = "process #1";
+    }
+
+    subgraph cluster_1 {
+        node [style=filled];
+        b0 -> b1 -> b2 -> b3;
+        label = "process #2";
+        color=blue
+    }
+    start -> a0;
+    start -> b0;
+    a1 -> b3;
+    b2 -> a3;
+    a3 -> a0;
+    a3 -> end;
+    b3 -> end;
+
+    start [shape=Mdiamond];
+    end [shape=Msquare];
+}
diff --git a/tests/kgraphviz/examples/undirected-acyclic-graph.dot b/tests/kgraphviz/examples/undirected-acyclic-graph.dot
index a739e6d..fb63757 100644
--- a/tests/kgraphviz/examples/undirected-acyclic-graph.dot
+++ b/tests/kgraphviz/examples/undirected-acyclic-graph.dot
@@ -1,3 +1,5 @@
+// http://en.wikipedia.org/w/index.php?title=DOT_language&oldid=401084448#Graph_types
+
 graph graphname {
     a -- b -- c;
     b -- d;
diff --git a/tests/kgraphviz/graphiotests.cpp b/tests/kgraphviz/graphiotests.cpp
index 63591de..fc8ea60 100644
--- a/tests/kgraphviz/graphiotests.cpp
+++ b/tests/kgraphviz/graphiotests.cpp
@@ -21,6 +21,7 @@
 
 #include <kgraphviz/graphio.h>
 #include <kgraphviz/dotgraph.h>
+#include <kgraphviz/graphsubgraph.h>
 
 #include <qtest_kde.h>
 
@@ -33,7 +34,9 @@ class GraphIOTests : public QObject
   Q_OBJECT
 
 private Q_SLOTS:
-  void testImportGraphFromFile();
+  void testImportGraph();
+  void testImportSubGraph();
+
   void testImportGraphFromInvalidFile();
 
   void testExportImportGraph();
@@ -43,7 +46,7 @@ private Q_SLOTS:
 
 using namespace KGraphViz;
 
-void GraphIOTests::testImportGraphFromFile()
+void GraphIOTests::testImportGraph()
 {
   GraphIO io;
   io.loadFromDotFile("examples/directed-acyclic-graph.dot");
@@ -55,6 +58,31 @@ void GraphIOTests::testImportGraphFromFile()
   QVERIFY(graph->edges().size() == 3);
 }
 
+void GraphIOTests::testImportSubGraph()
+{
+  GraphIO io;
+  io.loadFromDotFile("examples/subgraph.dot");
+  QVERIFY(QTest::kWaitForSignal(&io, SIGNAL(finished()), 3000) == true);
+
+  DotGraph* graph = io.readData();
+  QVERIFY(graph != 0);
+
+  // test root
+  QCOMPARE(graph->nodes().size(), 2);
+  QCOMPARE(graph->edges().size(), 13);
+  QCOMPARE(graph->subgraphs().size(), 2);
+
+  // test first subgraph
+  GraphSubgraph* subgraph1 = graph->subgraphs()["cluster_0"];
+  QVERIFY(subgraph1 != 0);
+  QCOMPARE(subgraph1->content().size(), 4);
+
+  // test second subgraph
+  GraphSubgraph* subgraph2 = graph->subgraphs()["cluster_1"];
+  QVERIFY(subgraph2 != 0);
+  QCOMPARE(subgraph2->content().size(), 4);
+}
+
 void GraphIOTests::testImportGraphFromInvalidFile()
 {
   GraphIO io;