public void Test_AddAttribute()
{
GraphVizProcessor gvp = new GraphVizProcessor();
gvp.graph = new Graph(GraphType.Digraph, new Stmt_list());
//Graph, Node, Edge attribute
gvp.AddAttribute(AttrType.Graph, new IDisID("x", "y"));
string tmp = gvp.graph.ToCode();
if (!tmp.Contains("graph [x=y;]"))
{
Assert.Fail("Attr_stmt type attribute not found.");
}
//Specific node attribute
gvp.AddNode("a");
gvp.AddAttribute(AttrType.SpecificNode, new IDisID("x", "y"), "a");
tmp = gvp.graph.ToCode();
if (!tmp.Contains("a [x=y;]"))
{
Assert.Fail("Node attribute not found.");
}
//Specific node attribute
gvp.AddEdge("a", "b");
gvp.AddAttribute(AttrType.SpecificEdge, new IDisID("x", "y"), "a", "b");
tmp = gvp.graph.ToCode();
if (!tmp.Contains("a -> b [x=y;]"))
{
Assert.Fail("Edge attribute not found.");
}
}
