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PathToLineToLineNodeConverterTests.cs
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PathToLineToLineNodeConverterTests.cs
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using System.Diagnostics.CodeAnalysis;
using System.Linq;
using NSubstitute;
using NSubstitute.Core;
using NUnit.Framework;
using Selkie.Common.Interfaces;
using Selkie.Geometry.Shapes;
using Selkie.NUnit.Extensions;
using Selkie.WPF.Converters.Interfaces;
using Constants = Selkie.Common.Constants;
namespace Selkie.WPF.Converters.Tests
{
[TestFixture]
[ExcludeFromCodeCoverage]
internal sealed class PathToLineToLineNodeConverterTests
{
[SetUp]
public void Setup()
{
m_LineOne = new Line(0,
0.0,
10.0,
100.0,
10.0);
m_LineTwo = new Line(0,
0.0,
50.0,
100.0,
50.0);
m_LineThree = new Line(0,
0.0,
70.0,
100.0,
70.0);
m_NodeIndexHelper = Substitute.For <INodeIndexHelper>();
m_NodeIndexHelper.NodeIndexToLine(0).ReturnsForAnyArgs(LineForIndex);
m_NodeIndexHelper.NodeIndexToDirection(0).ReturnsForAnyArgs(DirectionForIndex);
m_NodeConverterOne = Substitute.For <ILineToLineNodeConverter>();
m_NodeConverterTwo = Substitute.For <ILineToLineNodeConverter>();
m_Disposer = Substitute.For <IDisposer>();
m_Factory = Substitute.For <IConverterFactory>();
m_Factory.Create <ILineToLineNodeConverter>().Returns(m_NodeConverterOne,
m_NodeConverterTwo);
m_Converter = new PathToLineToLineNodeConverter(m_Disposer,
m_Factory,
m_NodeIndexHelper);
}
[TearDown]
public void Teardown()
{
m_Converter.Dispose();
}
private ILine LineForIndex(CallInfo callInfo)
{
var index = ( int ) callInfo [ 0 ];
switch ( index )
{
case 0:
case 1:
return m_LineOne;
case 2:
case 3:
return m_LineTwo;
default:
return m_LineThree;
}
}
private Constants.LineDirection DirectionForIndex(CallInfo callInfo)
{
var index = ( int ) callInfo [ 0 ];
switch ( index )
{
case 0:
case 2:
case 4:
return Constants.LineDirection.Forward;
default:
return Constants.LineDirection.Reverse;
}
}
private PathToLineToLineNodeConverter m_Converter;
private INodeIndexHelper m_NodeIndexHelper;
private ILine m_LineOne;
private ILine m_LineTwo;
private Line m_LineThree;
private IConverterFactory m_Factory;
private ILineToLineNodeConverter m_NodeConverterOne;
private ILineToLineNodeConverter m_NodeConverterTwo;
private IDisposer m_Disposer;
[Test]
public void ConstructorAddsToDisposerTest()
{
m_Disposer.Received().AddResource(m_Converter.ReleaseConverters);
}
[Test]
public void ConvertForOneNodeTest()
{
m_Converter.Path = new[]
{
0,
3
};
m_Converter.Convert();
ILineToLineNodeConverter actual = m_Converter.Nodes.First();
Assert.AreEqual(m_LineOne,
actual.From,
"Line");
Assert.AreEqual(Constants.LineDirection.Forward,
actual.FromDirection,
"FromDirection");
Assert.AreEqual(m_LineTwo,
actual.To,
"To");
Assert.AreEqual(Constants.LineDirection.Reverse,
actual.ToDirection,
"ToDirection");
}
[Test]
public void ConvertForTwoNodesFirstTest()
{
m_Converter.Path = new[]
{
0,
3,
4
};
m_Converter.Convert();
ILineToLineNodeConverter actual = m_Converter.Nodes.ElementAt(0);
Assert.AreEqual(m_LineOne,
actual.From,
"Line");
Assert.AreEqual(Constants.LineDirection.Forward,
actual.FromDirection,
"FromDirection");
Assert.AreEqual(m_LineTwo,
actual.To,
"To");
Assert.AreEqual(Constants.LineDirection.Reverse,
actual.ToDirection,
"ToDirection");
}
[Test]
public void ConvertForTwoNodesSecondTest()
{
m_Converter.Path = new[]
{
0,
3,
4
};
m_Converter.Convert();
ILineToLineNodeConverter actual = m_Converter.Nodes.ElementAt(1);
Assert.AreEqual(m_LineTwo,
actual.From,
"Line");
Assert.AreEqual(Constants.LineDirection.Reverse,
actual.FromDirection,
"FromDirection");
Assert.AreEqual(m_LineThree,
actual.To,
"To");
Assert.AreEqual(Constants.LineDirection.Forward,
actual.ToDirection,
"ToDirection");
}
[Test]
public void ConvertTest()
{
m_Converter.Path = new[]
{
0,
3
};
m_Converter.Convert();
Assert.AreEqual(1,
m_Converter.Nodes.Count());
}
[Test]
public void CreateLineToLineNodeTest()
{
ILineToLineNodeConverter actual = m_Converter.CreateLineToLineNode(0,
3);
Assert.AreEqual(m_LineOne,
actual.From,
"Line");
Assert.AreEqual(Constants.LineDirection.Forward,
actual.FromDirection,
"FromDirection");
Assert.AreEqual(m_LineTwo,
actual.To,
"To");
Assert.AreEqual(Constants.LineDirection.Reverse,
actual.ToDirection,
"ToDirection");
}
[Test]
public void DisposeCallsDisposeTest()
{
var disposer = Substitute.For <IDisposer>();
var converter = new PathToLineToLineNodeConverter(disposer,
m_Factory,
m_NodeIndexHelper);
converter.Dispose();
disposer.Received().Dispose();
}
[Test]
public void NodesDefaultTest()
{
Assert.AreEqual(0,
m_Converter.Nodes.Count());
}
[Test]
public void PathDefaultTest()
{
Assert.AreEqual(0,
m_Converter.Path.Count());
}
[Test]
public void PathRoundtripTest()
{
var path = new[]
{
0,
2
};
m_Converter.Path = path;
NUnitHelper.AssertSequenceEqual(path,
m_Converter.Path,
"Path");
}
[Test]
public void ReleaseConvertersCallsReleaseTest()
{
var path = new[]
{
0,
2
};
m_Converter.Path = path;
m_Converter.Convert();
m_Converter.ReleaseConverters();
m_Factory.Received(1).Release(Arg.Any <ILineToLineNodeConverter>());
}
[Test]
public void ReleaseConvertersClearsNodesTest()
{
var path = new[]
{
0,
2
};
m_Converter.Path = path;
m_Converter.Convert();
m_Converter.ReleaseConverters();
Assert.AreEqual(0,
m_Converter.Nodes.Count());
}
}
}