public void a_node_can_be_added()
{
var g = new AffectedGraph();
g.AddNode(new AffectedGraphNode("foo", false, false, false, "name", "bar::foo", "assembly", "type", new List <TestDescriptor>(), false, false, 0));
Assert.AreEqual(1, g.AllNodes().Count());
Assert.AreEqual("foo", g.AllNodes().First().DisplayName);
Assert.AreEqual("bar::foo", g.AllNodes().First().FullName);
Assert.IsNotNull(g.GetNode("bar::foo"));
}
public AffectedGraph GetAffectedGraphForChangeSet(IEnumerable<Change<MethodReference>> changes)
{
InvokeMinimizerMessage(MessageType.Debug, "getting tests for changes");
var start = DateTime.Now;
var graph = new AffectedGraph();
var breadCrumbs = new Dictionary<string, bool>();
var affectedItems = GetAffectedItems(changes, graph);
var rets = affectedItems.ForkAndJoinTo(_numthreads, x =>
{
var tmp = new AffectedGraph();
FillAfferentGraph(x.Member, breadCrumbs,
tmp, null, 0, null, false,
new List<string>(),
GenericContext.Empty(), false);
return tmp;
});
InvokeMinimizerMessage(MessageType.Debug, "there are " + rets.Count() + " graphs returned. Combining.");
foreach(var g in rets)
{
if (g != null)
{
InvokeMinimizerMessage(MessageType.Debug,
"there are " + g.AllNodes().Count() + " Nodes in graph. TOTAL=" +
graph.AllNodes().Count());
graph = graph.Merge(g);
}
}
InvokeMinimizerMessage(MessageType.Debug, "there are " + rets.Count() + " nodes in combined graph.");
var end = DateTime.Now;
InvokeMinimizerMessage(MessageType.Debug, "took " + (end - start) + " to walk graph");
return graph;
}
private static void ConvertToGraphMessage(VisualGraphGeneratedMessage message, AffectedGraph graph)
{
foreach (var node in graph.AllNodes())
{
message.Nodes.Add(new GraphNode
{
Assembly = node.Assembly,
DisplayName = node.DisplayName,
FullName = node.FullName,
IsInterface = node.IsInterface,
IsChange = node.IsChange,
IsRootNode = node.IsRootNode,
IsTest = node.IsTest,
Name = node.Name,
Type = node.Type,
InTestAssembly = node.InTestAssembly,
IsProfiledTest = node.Profiled,
Complexity = node.Complexity,
});
}
foreach (var c in graph.AllConnections())
{
message.Connections.Add(new Connection {
From = c.From, To = c.To
});
}
}
public void adding_a_null_node_does_not_add_node()
{
var g = new AffectedGraph();
g.AddNode(null);
Assert.AreEqual(0, g.AllNodes().Count());
}
public int CalculateRiskFor(AffectedGraph g)
{
var root = g.AllNodes().FirstOrDefault(x => x.IsRootNode);
if (root == null)
{
return(-1);
}
var connections = GetHashFrom(g);
var risk = RecurseRisk(root.FullName, connections, new Dictionary <string, bool>());
if (risk.nottested + risk.tested == 0)
{
return(0);
}
return((int)(risk.tested / (decimal)(risk.nottested + risk.tested) * 100.0m));
}
public void single_node_nodein_graph_that_is_a_covered_test()
{
var graph = new AffectedGraph();
graph.AddNode(new AffectedGraphNode(displayName: "display",
isInterface: false,
isTest: true,
isRootNode: true,
name: "A name",
fullName: "name",
assembly: "foo.dll",
type: "Type",
testDescriptors: new List <TestDescriptor>(),
isChange: false,
inTestAssembly: false,
complexity: 0));
graph.AllNodes().First().MarkAsProfiled();
var classifier = new CoverageDistanceAndComplexityGraphRiskClassifier();
Assert.AreEqual(100, classifier.CalculateRiskFor(graph));
}
private Dictionary <string, RiskNode> GetHashFrom(AffectedGraph graph)
{
var ret = new Dictionary <string, RiskNode>();
foreach (var node in graph.AllNodes())
{
ret.Add(node.FullName, new RiskNode()
{
Node = node
});
}
foreach (var connection in graph.AllConnections())
{
RiskNode item;
if (!ret.TryGetValue(connection.From, out item))
{
ret.Add(connection.From, item);
}
item.connections.Add(connection.To);
}
return(ret);
}
private IEnumerable<TestEntry> BuildEntriesFor(AffectedGraph graph)
{
InvokeMinimizerMessage(MessageType.Info, "there are " + graph.AllNodes().Count() + "in the graph.");
foreach(var n in graph.AllNodes())
{
if (n.TestDescriptors == null) continue;
foreach (var desc in n.TestDescriptors)
{
yield return new TestEntry
{
TestAssembly = n.Assembly,
TestClass = n.Type,
TestName = desc.Target,
TestRunners = new List<string> {desc.TestRunner}
};
}
}
}
static IEnumerable<TestDescriptor> GetTestsInGraph(AffectedGraph graph)
{
return graph.AllNodes().Where(entry => entry.IsTest).SelectMany(entry => entry.TestDescriptors);
}
private static void ConvertToGraphMessage(VisualGraphGeneratedMessage message, AffectedGraph graph)
{
foreach (var node in graph.AllNodes())
{
message.Nodes.Add(new GraphNode
{
Assembly = node.Assembly,
DisplayName = node.DisplayName,
FullName = node.FullName,
IsInterface = node.IsInterface,
IsChange = node.IsChange,
IsRootNode = node.IsRootNode,
IsTest = node.IsTest,
Name = node.Name,
Type = node.Type,
InTestAssembly = node.InTestAssembly,
IsProfiledTest = node.Profiled,
Complexity = node.Complexity,
});
}
foreach (var c in graph.AllConnections())
{
message.Connections.Add(new Connection {From = c.From, To = c.To});
}
}
public void EnrichGraph(AffectedGraph graph)
{
foreach (var node in graph.AllNodes())
{
var cachenode = TryGetEfferentCouplingNode(node.FullName.Replace('+', '/'));
if (cachenode != null)
{
var r = cachenode.MemberReference;
if (r != null)
{
node.DisplayName = r.DeclaringType.Name + "::" + r.Name;
node.Assembly = r.Module.Assembly.FullName;
node.IsInterface = r.DeclaringType.ThreadSafeResolve().IsInterface;
}
node.Profiled = true;
node.IsTest = _testIdentifiers.IsTest(cachenode.MemberReference);
}
}
}
public void the_graph_has_3_nodes()
{
Assert.AreEqual(3, _graph.AllNodes().Count());
}
