public void Remove_SourceTransTargetPlace_NoCallback()
{
// arrange
StubTransition source = new StubTransition("testSource", new List<INode> { }, new List<INode> { });
StubPlace target = new StubPlace("testTarget", new List<INode> { }, new List<INode> { });
Arc testArc = new Arc(source, target, "testArc");
source.Arcs = new List<IArc> { testArc };
target.Arcs = new List<IArc> { testArc };
// act
testArc.Remove(testCallback);
// assert
Assert.IsNull(callbackCalled, "No callback should occur when target is Place.");
}
public void Remove_SourcePlaceTokensTargetTrans_NoCallback()
{
// arrange
StubPlace source = new StubPlace("testSource", new List<INode> { }, new List<INode> { });
source.TokenCount = new Random().Next(1, 999);
StubTransition target = new StubTransition("testTarget", new List<INode> { }, new List<INode> { });
Arc testArc = new Arc(source, target, "testArc");
source.Arcs = new List<IArc> { testArc };
target.Arcs = new List<IArc> { testArc };
// act
testArc.Remove(testCallback);
// assert
Assert.IsNull(callbackCalled, "No callback should occur when source has tokens.");
}
public void Remove_SourcePlaceNoTokensSecondIncomingArcOnTargetSourceNoTokens_NoCallback()
{
// arrange
StubPlace source = new StubPlace("testSource", new List<INode> { }, new List<INode> { });
source.TokenCount = 0;
StubPlace secondPredecessor = new StubPlace("testSecondPredecessor", new List<INode> { }, new List<INode> { });
secondPredecessor.TokenCount = 0;
StubTransition target = new StubTransition("testTarget", new List<INode> { secondPredecessor }, new List<INode> { });
Arc testArc = new Arc(source, target, "testArc");
source.Arcs = new List<IArc> { testArc };
target.Arcs = new List<IArc> { testArc };
// act
testArc.Remove(testCallback);
// assert
Assert.IsNull(callbackCalled, "No callback should occur when target already has predecessor with no tokens.");
}
public void Remove_SourcePlaceNoTokensSecondIncomingArcOnTargetSourceTokens_CallbackTrue()
{
// arrange
StubPlace source = new StubPlace("testSource", new List<INode> { }, new List<INode> { });
source.TokenCount = 0;
StubPlace secondPredecessor = new StubPlace("testSecondPredecessor", new List<INode> { }, new List<INode> { });
secondPredecessor.TokenCount = new Random().Next(1, 999);
StubTransition target = new StubTransition("testTarget", new List<INode> { secondPredecessor }, new List<INode> { });
Arc testArc = new Arc(source, target, "testArc");
source.Arcs = new List<IArc> { testArc };
target.Arcs = new List<IArc> { testArc };
// act
testArc.Remove(testCallback);
// assert
Assert.AreEqual(true, callbackCalled, "Callback required when all other predecessors of target have tokens.");
Assert.AreEqual("testTarget", callbackId, "Target id should be used in callback.");
}
public void Remove_SourcePlaceNoTokensOnlyIncomingArcOnTarget_CallbackTrue()
{
// arrange
StubPlace source = new StubPlace("testSource", new List<INode> { }, new List<INode> { });
source.TokenCount = 0;
StubTransition target = new StubTransition("testTarget", new List<INode> { }, new List<INode> { });
Arc testArc = new Arc(source, target, "testArc");
source.Arcs = new List<IArc> { testArc };
target.Arcs = new List<IArc> { testArc };
// act
testArc.Remove(testCallback);
// assert
Assert.AreEqual(true, callbackCalled, "Callback required when arc is only incoming arc on target" +
"and source is place without tokens.");
Assert.AreEqual("testTarget", callbackId, "Target id should be used in callback.");
}