public Graph GraphExpression(GraphExpression node, List <Object> parameters)
{
Set vertices = _interpreter.DispatchSet(node.Vertices, parameters);
Set edges = _interpreter.DispatchSet(node.Edges, parameters);
Function src = _interpreter.DispatchFunction(node.Src, parameters);
Function dst = _interpreter.DispatchFunction(node.Dst, parameters);
return(new Graph(vertices, edges, src, dst));
}
public void GraphExpression_ValidExpressions_ReturnsCorrectGraph()
{
IInterpreterGraph parent = Substitute.For <IInterpreterGraph>();
GraphHelper graphHelper = SetUpHelper(parent);
SetExpression verticesExpr = new SetExpression(null, null, null, 1, 1);
SetExpression edgesExpr = new SetExpression(null, null, null, 1, 1);
IdentifierExpression srcExpr = new IdentifierExpression(null, 1, 1);
IdentifierExpression dstExpr = new IdentifierExpression(null, 1, 1);
GraphExpression graphExpr = new GraphExpression(verticesExpr, edgesExpr, srcExpr, dstExpr, 1, 1);
Set expectedVerticesSet = new Set();
Set expectedEdgesSet = new Set();
Function expectedSrcFunc = new Function(42);
Function expectedDstFunc = new Function(43);
Graph expected = new Graph(expectedVerticesSet, expectedEdgesSet, expectedSrcFunc, expectedDstFunc);
parent.DispatchSet(verticesExpr, Arg.Any <List <Object> >()).Returns(expectedVerticesSet);
parent.DispatchSet(edgesExpr, Arg.Any <List <Object> >()).Returns(expectedEdgesSet);
parent.DispatchFunction(srcExpr, Arg.Any <List <Object> >()).Returns(expectedSrcFunc);
parent.DispatchFunction(dstExpr, Arg.Any <List <Object> >()).Returns(expectedDstFunc);
Graph result = graphHelper.GraphExpression(graphExpr, new List <Object>());
result.Should().BeEquivalentTo(expected);
}
