/// <summary>
/// Default contructor
/// </summary>
public GraphvizGraph()
{
m_Url = null;
m_BackgroundColor = Color.White;
m_IsCentered = false;
m_ClusterRank = ClusterMode.Local;
m_Comment = null;
m_IsCompounded = false;
m_IsConcentrated = false;
m_Font = null;
m_FontColor = Color.Black;
m_Label = null;
m_LabelJustification = LabelJustification.C;
m_LabelLocation = LabelLocation.B;
m_Layers = new GraphvizLayerCollection();
m_McLimit = 1.0;
m_NodeSeparation = 0.25;
m_IsNormalized = false;
m_NsLimit = -1;
m_NsLimit1 = -1;
m_OutputOrder = OutputMode.BreadthFirst;
m_PageSize = new Size(0, 0);
m_PageDirection = PageDirection.BL;
m_Quantum = 0;
m_RankSeparation = 0.5;
m_Ratio = RatioMode.Auto;
m_IsReMinCross = false;
m_Resolution = 0.96;
m_Rotate = 0;
m_SamplePoints = 8;
m_SearchSize = 30;
m_Size = new Size(0, 0);
m_StyleSheet = null;
}
public void ToDot()
{
var layerCollection = new GraphvizLayerCollection();
Assert.AreEqual(string.Empty, layerCollection.ToDot());
layerCollection = new GraphvizLayerCollection(new[]
{
new GraphvizLayer("L0")
});
Assert.AreEqual(
"layers=\"L0\"; layersep=\":\"",
layerCollection.ToDot());
layerCollection = new GraphvizLayerCollection(new[]
{
new GraphvizLayer("L1"),
new GraphvizLayer("L2"),
new GraphvizLayer("L3")
});
Assert.AreEqual(
"layers=\"L1:L2:L3\"; layersep=\":\"",
layerCollection.ToDot());
layerCollection.Separators = " ";
Assert.AreEqual(
"layers=\"L1 L2 L3\"; layersep=\" \"",
layerCollection.ToDot());
layerCollection.Separators = " -/";
Assert.AreEqual(
"layers=\"L1 -/L2 -/L3\"; layersep=\" -/\"",
layerCollection.ToDot());
}
public void Separators_Throws()
{
var layerCollection = new GraphvizLayerCollection();
// ReSharper disable ObjectCreationAsStatement
// ReSharper disable once AssignNullToNotNullAttribute
Assert.Throws <ArgumentException>(() => layerCollection.Separators = null);
Assert.Throws <ArgumentException>(() => layerCollection.Separators = "");
// ReSharper restore ObjectCreationAsStatement
}
public void Separators()
{
var layerCollection = new GraphvizLayerCollection();
if (layerCollection.Separators != ":")
{
throw new InvalidOperationException("Collection has wong separators.");
}
layerCollection.Separators = ":,-";
Assert.AreEqual(":,-", layerCollection.Separators);
}
public void Constructor()
{
var layerCollection = new GraphvizLayerCollection();
CollectionAssert.IsEmpty(layerCollection);
Assert.AreEqual(":", layerCollection.Separators);
var layer1 = new GraphvizLayer("L1");
layerCollection.Add(layer1);
CollectionAssert.AreEqual(new[] { layer1 }, layerCollection);
var layer2 = new GraphvizLayer("L2");
var layerArray = new[] { layer1, layer2 };
layerCollection = new GraphvizLayerCollection(layerArray);
CollectionAssert.AreEqual(layerArray, layerCollection);
Assert.AreEqual(":", layerCollection.Separators);
var otherLayerCollection = new GraphvizLayerCollection(layerCollection);
CollectionAssert.AreEqual(layerCollection, otherLayerCollection);
Assert.AreEqual(":", otherLayerCollection.Separators);
}
