public void Save_ValidGraph_Text()
{
var expectedText = @"1 2
1 3
2 4
2 3
3 1" + Environment.NewLine;
var storage = new EdgesListFormatStorage();
var graphMock = new Mock <IGraph>();
var v1 = Mock.Of <IVertex>(v => v.Index == 1 && v.Name == "1" && v.Title == "1" && v.X == 1 && v.Y == 11 && v.Color == VertexColor.White);
var v2 = Mock.Of <IVertex>(v => v.Index == 2 && v.Name == "vertex2" && v.Title == "v2" && v.X == 2 && v.Y == 22 && v.Color == VertexColor.White);
var v3 = Mock.Of <IVertex>(v => v.Index == 3 && v.Name == "3" && v.Title == "v3" && v.X == 3 && v.Y == 33 && v.Color == VertexColor.Red);
var v4 = Mock.Of <IVertex>(v => v.Index == 4 && v.Name == "4" && v.Title == "4" && v.X == 4 && v.Y == 44 && v.Color == VertexColor.Green);
var e1 = Mock.Of <IEdge>(e => e.Source == v1 && e.Target == v2);
var e2 = Mock.Of <IEdge>(e => e.Source == v1 && e.Target == v3);
var e3 = Mock.Of <IEdge>(e => e.Source == v2 && e.Target == v4);
var e4 = Mock.Of <IEdge>(e => e.Source == v2 && e.Target == v3);
var e5 = Mock.Of <IEdge>(e => e.Source == v3 && e.Target == v1);
graphMock.Setup(g => g.Edges).Returns(new IEdge[] { e1, e2, e3, e4, e5 });
var sb = new StringBuilder();
using (var sw = new System.IO.StringWriter(sb))
{
storage.Save(sw, graphMock.Object);
}
Assert.AreEqual(expectedText, sb.ToString());
}
public void Open_ValidText_Graph()
{
var text = @"1 2
1 3
2 4
2 3
3 1";
var storage = new EdgesListFormatStorage();
var graphMock = new Mock <IGraph>();
graphMock.Setup(g => g.AddVertex(It.IsAny <int>())).Returns <int>(index => Mock.Of <IVertex>(v => v.Index == index));
using (var sr = new System.IO.StringReader(text))
{
storage.Open(sr, graphMock.Object);
}
graphMock.Verify(g => g.AddVertex(1), Times.Exactly(3));
graphMock.Verify(g => g.AddVertex(2), Times.Exactly(3));
graphMock.Verify(g => g.AddVertex(3), Times.Exactly(3));
graphMock.Verify(g => g.AddVertex(4), Times.Exactly(1));
graphMock.Verify(g => g.AddEdge(It.Is <IVertex>(v => v.Index == 1), It.Is <IVertex>(v => v.Index == 2), true, true), Times.Once);
graphMock.Verify(g => g.AddEdge(It.Is <IVertex>(v => v.Index == 1), It.Is <IVertex>(v => v.Index == 3), true, true), Times.Once);
graphMock.Verify(g => g.AddEdge(It.Is <IVertex>(v => v.Index == 2), It.Is <IVertex>(v => v.Index == 4), true, true), Times.Once);
graphMock.Verify(g => g.AddEdge(It.Is <IVertex>(v => v.Index == 2), It.Is <IVertex>(v => v.Index == 3), true, true), Times.Once);
graphMock.Verify(g => g.AddEdge(It.Is <IVertex>(v => v.Index == 3), It.Is <IVertex>(v => v.Index == 1), true, true), Times.Once);
}