func TestReduceRender(t *testing.T) {
renderer := render.Reduce([]render.Renderer{
mockRenderer{RenderableNodes: render.RenderableNodes{"foo": render.NewRenderableNode("foo")}},
mockRenderer{RenderableNodes: render.RenderableNodes{"bar": render.NewRenderableNode("bar")}},
})
want := render.RenderableNodes{
"foo": render.NewRenderableNode("foo"),
"bar": render.NewRenderableNode("bar"),
}
have := renderer.Render(report.MakeReport())
if !reflect.DeepEqual(want, have) {
t.Errorf("want %+v, have %+v", want, have)
}
}
func TestMemoise(t *testing.T) {
calls := 0
r := renderFunc(func(rpt report.Report) render.RenderableNodes {
calls++
return render.RenderableNodes{rpt.ID: render.NewRenderableNode(rpt.ID)}
})
m := render.Memoise(r)
rpt1 := report.MakeReport()
result1 := m.Render(rpt1)
// it should have rendered it.
if _, ok := result1[rpt1.ID]; !ok {
t.Errorf("Expected rendered report to contain a node, but got: %v", result1)
}
if calls != 1 {
t.Errorf("Expected renderer to have been called the first time")
}
result2 := m.Render(rpt1)
if !reflect.DeepEqual(result1, result2) {
t.Errorf("Expected memoised result to be returned: %s", test.Diff(result1, result2))
}
if calls != 1 {
t.Errorf("Expected renderer to not have been called the second time")
}
rpt2 := report.MakeReport()
result3 := m.Render(rpt2)
if reflect.DeepEqual(result1, result3) {
t.Errorf("Expected different result for different report, but were the same")
}
if calls != 2 {
t.Errorf("Expected renderer to have been called again for a different report")
}
}
func TestMapRender3(t *testing.T) {
// 3. Check we can remap adjacencies
mapper := render.Map{
MapFunc: func(nodes render.RenderableNode, _ report.Networks) render.RenderableNodes {
id := "_" + nodes.ID
return render.RenderableNodes{id: render.NewRenderableNode(id)}
},
Renderer: mockRenderer{RenderableNodes: render.RenderableNodes{
"foo": render.NewRenderableNode("foo").WithNode(report.MakeNode().WithAdjacent("baz")),
"baz": render.NewRenderableNode("baz").WithNode(report.MakeNode().WithAdjacent("foo")),
}},
}
want := render.RenderableNodes{
"_foo": render.NewRenderableNode("_foo").WithNode(report.MakeNode().WithAdjacent("_baz")),
"_baz": render.NewRenderableNode("_baz").WithNode(report.MakeNode().WithAdjacent("_foo")),
}
have := mapper.Render(report.MakeReport())
if !reflect.DeepEqual(want, have) {
t.Error(test.Diff(want, have))
}
}
func TestMapRender2(t *testing.T) {
// 2. Check we can remap two nodes into one
mapper := render.Map{
MapFunc: func(nodes render.RenderableNode, _ report.Networks) render.RenderableNodes {
return render.RenderableNodes{
"bar": render.NewRenderableNode("bar"),
}
},
Renderer: mockRenderer{RenderableNodes: render.RenderableNodes{
"foo": render.NewRenderableNode("foo"),
"baz": render.NewRenderableNode("baz"),
}},
}
want := render.RenderableNodes{
"bar": render.NewRenderableNode("bar"),
}
have := mapper.Render(report.MakeReport())
if !reflect.DeepEqual(want, have) {
t.Error(test.Diff(want, have))
}
}
func TestMapRender1(t *testing.T) {
// 1. Check when we return false, the node gets filtered out
mapper := render.Map{
MapFunc: func(nodes render.RenderableNode, _ report.Networks) render.RenderableNodes {
return render.RenderableNodes{}
},
Renderer: mockRenderer{RenderableNodes: render.RenderableNodes{
"foo": render.NewRenderableNode("foo"),
}},
}
want := render.RenderableNodes{}
have := mapper.Render(report.MakeReport())
if !reflect.DeepEqual(want, have) {
t.Errorf("want %+v, have %+v", want, have)
}
}
func TestMapEdge(t *testing.T) {
selector := func(_ report.Report) report.Topology {
return report.Topology{
NodeMetadatas: report.NodeMetadatas{
"foo": report.NewNodeMetadata(map[string]string{"id": "foo"}),
"bar": report.NewNodeMetadata(map[string]string{"id": "bar"}),
},
Adjacency: report.Adjacency{
">foo": report.MakeIDList("bar"),
">bar": report.MakeIDList("foo"),
},
EdgeMetadatas: report.EdgeMetadatas{
"foo|bar": report.EdgeMetadata{WithBytes: true, BytesIngress: 1, BytesEgress: 2},
"bar|foo": report.EdgeMetadata{WithBytes: true, BytesIngress: 3, BytesEgress: 4},
},
}
}
identity := func(nmd report.NodeMetadata) (render.RenderableNode, bool) {
return render.NewRenderableNode(nmd.Metadata["id"], "", "", "", nmd), true
}
mapper := render.Map{
MapFunc: func(nodes render.RenderableNode) (render.RenderableNode, bool) {
return render.RenderableNode{ID: "_" + nodes.ID}, true
},
Renderer: render.LeafMap{
Selector: selector,
Mapper: identity,
Pseudo: nil,
},
}
want := render.AggregateMetadata{
render.KeyBytesIngress: 1,
render.KeyBytesEgress: 2,
}
have := mapper.AggregateMetadata(report.MakeReport(), "_foo", "_bar")
if !reflect.DeepEqual(want, have) {
t.Errorf("want %+v, have %+v", want, have)
}
}
func TestMapEdge(t *testing.T) {
selector := func(_ report.Report) report.Topology {
return report.Topology{
NodeMetadatas: report.NodeMetadatas{
"foo": report.MakeNodeMetadataWith(map[string]string{"id": "foo"}),
"bar": report.MakeNodeMetadataWith(map[string]string{"id": "bar"}),
},
Adjacency: report.Adjacency{
">foo": report.MakeIDList("bar"),
">bar": report.MakeIDList("foo"),
},
EdgeMetadatas: report.EdgeMetadatas{
"foo|bar": report.EdgeMetadata{EgressPacketCount: newu64(1), EgressByteCount: newu64(2)},
"bar|foo": report.EdgeMetadata{EgressPacketCount: newu64(3), EgressByteCount: newu64(4)},
},
}
}
identity := func(nmd report.NodeMetadata) render.RenderableNodes {
return render.RenderableNodes{nmd.Metadata["id"]: render.NewRenderableNode(nmd.Metadata["id"], "", "", "", nmd)}
}
mapper := render.Map{
MapFunc: func(nodes render.RenderableNode) render.RenderableNodes {
id := "_" + nodes.ID
return render.RenderableNodes{id: render.RenderableNode{ID: id}}
},
Renderer: render.LeafMap{
Selector: selector,
Mapper: identity,
Pseudo: nil,
},
}
if want, have := (report.EdgeMetadata{
EgressPacketCount: newu64(1),
EgressByteCount: newu64(2),
}), mapper.EdgeMetadata(report.MakeReport(), "_foo", "_bar"); !reflect.DeepEqual(want, have) {
t.Error(test.Diff(want, have))
}
}
func TestMergeRenderableNodes(t *testing.T) {
nodes1 := render.RenderableNodes{
"foo": render.NewRenderableNode("foo"),
"bar": render.NewRenderableNode("bar"),
}
nodes2 := render.RenderableNodes{
"bar": render.NewRenderableNode("bar"),
"baz": render.NewRenderableNode("baz"),
}
want := expected.Sterilize(render.RenderableNodes{
"foo": render.NewRenderableNode("foo"),
"bar": render.NewRenderableNode("bar"),
"baz": render.NewRenderableNode("baz"),
})
have := nodes1.Merge(nodes2)
if !reflect.DeepEqual(want, have) {
t.Error(test.Diff(want, have))
}
}
func nrn(nmd report.Node) render.RenderableNode {
return render.NewRenderableNode("").WithNode(nmd)
}