public void Text()
{
var cell = new GraphvizRecordCell();
if (cell.Text != null)
{
throw new InvalidOperationException($"Cell has not null {nameof(GraphvizRecordCell.Text)}.");
}
Assert.IsFalse(cell.HasText);
cell.Port = null;
Assert.IsFalse(cell.HasText);
Assert.IsNull(cell.Text);
cell.Text = string.Empty;
Assert.IsFalse(cell.HasText);
Assert.IsEmpty(cell.Text);
const string text = "TestText";
cell.Text = text;
Assert.IsTrue(cell.HasText);
Assert.AreEqual(text, cell.Text);
}
public void Cells_Throws()
{
var cell = new GraphvizRecordCell();
// ReSharper disable once AssignNullToNotNullAttribute
Assert.Throws <ArgumentNullException>(() => cell.Cells = null);
}
public void Constructor()
{
var cell = new GraphvizRecordCell();
Assert.IsFalse(cell.HasPort);
Assert.IsNull(cell.Port);
Assert.IsFalse(cell.HasText);
Assert.IsNull(cell.Text);
CollectionAssert.IsEmpty(cell.Cells);
}
public void Cells()
{
var cell = new GraphvizRecordCell();
if (cell.Cells is null)
{
throw new InvalidOperationException($"Cell has null {nameof(GraphvizRecordCell.Cells)}.");
}
var recordCollection = new GraphvizRecordCellCollection();
cell.Cells = recordCollection;
Assert.AreSame(recordCollection, cell.Cells);
}
/// <summary>
/// Emptry constructor
/// </summary>
public EdgeDfsTest()
{
m_Vertex = new GraphvizVertex();
m_Edge = new GraphvizEdge();
Vertex.Style = GraphvizVertexStyle.Filled;
Vertex.FillColor = Color.LightSkyBlue;
GraphvizRecordCell cell = new GraphvizRecordCell();
Vertex.Record.Cells.Add(cell);
GraphvizRecordCell child = new GraphvizRecordCell();
child.Text = "State";
cell.Cells.Add(child);
m_Cell = new GraphvizRecordCell();
cell.Cells.Add(m_Cell);
}
/// <summary>
/// Formats a <see cref="DataTable"/> (a table).
/// </summary>
/// <param name="sender"></param>
/// <param name="args"></param>
protected virtual void FormatTable([NotNull] object sender, [NotNull] FormatVertexEventArgs <DataTable> args)
{
Debug.Assert(sender != null);
Debug.Assert(args != null);
DataTable vertex = args.Vertex;
GraphvizVertex format = args.VertexFormat;
format.Shape = GraphvizVertexShape.Record;
// Create a record with a title and a list of columns
var title = new GraphvizRecordCell
{
Text = vertex.TableName
};
var builder = new StringBuilder();
bool flag = true;
foreach (DataColumn column in vertex.Columns)
{
if (flag)
{
flag = false;
}
else
{
builder.AppendLine();
}
builder.Append($"+ {column.ColumnName} : {column.DataType.Name}");
if (column.Unique)
{
builder.Append(" unique");
}
}
var columns = new GraphvizRecordCell
{
Text = builder.ToString().TrimEnd()
};
format.Record.Cells.Add(title);
format.Record.Cells.Add(columns);
}
private void FormatVertex(object sender, FormatVertexEventArgs <ExpandingNode> e)
{
ExpandingNode ent = e.Vertex;
//e.VertexFormatter.Label = ent.GetName();
e.VertexFormatter.Shape = GraphvizVertexShape.Record;
e.VertexFormatter.Style = GraphvizVertexStyle.Filled;
switch (ent.state)
{
case ExpandingNode.STATE.NEW:
e.VertexFormatter.FillColor = Color.Orange;
break;
case ExpandingNode.STATE.EXPANDED:
e.VertexFormatter.FillColor = Color.Red;
break;
case ExpandingNode.STATE.FREEZED:
e.VertexFormatter.FillColor = Color.LightBlue;
break;
}
GraphvizRecord rec = new GraphvizRecord();
GraphvizRecordCell name = new GraphvizRecordCell();
name.Text = ent.GetName();
GraphvizRecordCell maxScore = new GraphvizRecordCell();
maxScore.Text = ent.maxVal.ToString();
GraphvizRecordCell minScore = new GraphvizRecordCell();
minScore.Text = ent.minVal.ToString();
rec.Cells.Add(name);
rec.Cells.Add(maxScore);
rec.Cells.Add(minScore);
e.VertexFormatter.Record = rec;
}
protected virtual void FormatTable(object sender, FormatVertexEventArgs <DataTable> e)
{
Contract.Requires(sender != null);
Contract.Requires(e != null);
var v = e.Vertex;
var format = e.VertexFormatter;
format.Shape = GraphvizVertexShape.Record;
// creating a record with a title and a list of columns.
var title = new GraphvizRecordCell()
{
Text = v.TableName
};
var sb = new StringBuilder();
bool first = true;
foreach (DataColumn column in v.Columns)
{
if (first)
{
first = false;
}
else
{
sb.AppendLine();
}
sb.AppendFormat("+ {0} : {1}", column.ColumnName, column.DataType.Name);
if (column.Unique)
{
sb.Append(" unique");
}
}
var columns = new GraphvizRecordCell()
{
Text = sb.ToString().TrimEnd()
};
format.Record.Cells.Add(title);
format.Record.Cells.Add(columns);
}
/// <summary>
/// Emptry constructor
/// </summary>
public EdgeDfsTest()
{
m_Vertex = new GraphvizVertex();
m_Edge = new GraphvizEdge();
Vertex.Style = GraphvizVertexStyle.Filled;
Vertex.FillColor = Color.LightSkyBlue;
GraphvizRecordCell cell = new GraphvizRecordCell();
Vertex.Record.Cells.Add(cell);
GraphvizRecordCell child = new GraphvizRecordCell();
child.Text = "State";
cell.Cells.Add(child);
m_Cell = new GraphvizRecordCell();
cell.Cells.Add(m_Cell);
}
public void Constructor()
{
var recordCollection = new GraphvizRecordCellCollection();
CollectionAssert.IsEmpty(recordCollection);
var cell1 = new GraphvizRecordCell();
recordCollection.Add(cell1);
CollectionAssert.AreEqual(new[] { cell1 }, recordCollection);
var cell2 = new GraphvizRecordCell();
var cellArray = new[] { cell1, cell2 };
recordCollection = new GraphvizRecordCellCollection(cellArray);
CollectionAssert.AreEqual(cellArray, recordCollection);
var otherRecordCollection = new GraphvizRecordCellCollection(recordCollection);
CollectionAssert.AreEqual(recordCollection, otherRecordCollection);
}
public void ToDot([NotNull] GraphvizRecordCell recordCell, [NotNull] string expectedDot)
{
Assert.AreEqual(expectedDot, recordCell.ToDot());
Assert.AreEqual(expectedDot, recordCell.ToString());
}
