func TestMerger(t *testing.T) {
// Use 3 reports to check the pair-wise merging in SmartMerger
report1 := report.MakeReport()
report1.Endpoint.AddNode(report.MakeNode("foo"))
report2 := report.MakeReport()
report2.Endpoint.AddNode(report.MakeNode("bar"))
report3 := report.MakeReport()
report3.Endpoint.AddNode(report.MakeNode("baz"))
reports := []report.Report{
report1, report2, report3,
}
want := report.MakeReport()
want.Endpoint.
AddNode(report.MakeNode("foo")).
AddNode(report.MakeNode("bar")).
AddNode(report.MakeNode("baz"))
for _, merger := range []app.Merger{app.MakeDumbMerger(), app.NewSmartMerger()} {
// Test the empty list case
if have := merger.Merge([]report.Report{}); !reflect.DeepEqual(have, report.MakeReport()) {
t.Errorf("Bad merge: %s", test.Diff(have, want))
}
if have := merger.Merge(reports); !reflect.DeepEqual(have, want) {
t.Errorf("Bad merge: %s", test.Diff(have, want))
}
// Repeat the above test to ensure caching works
if have := merger.Merge(reports); !reflect.DeepEqual(have, want) {
t.Errorf("Bad merge: %s", test.Diff(have, want))
}
}
}
func TestSmartMerger(t *testing.T) {
// Use 3 reports _WITH SAME ID_
report1 := report.MakeReport()
report1.Endpoint.AddNode(report.MakeNode("foo"))
report1.ID = "foo"
report2 := report.MakeReport()
report2.Endpoint.AddNode(report.MakeNode("bar"))
report2.ID = "foo"
report3 := report.MakeReport()
report3.Endpoint.AddNode(report.MakeNode("baz"))
report3.ID = "foo"
reports := []report.Report{
report1, report2, report3,
}
want := report.MakeReport()
want.Endpoint.AddNode(report.MakeNode("foo"))
merger := app.NewSmartMerger()
if have := merger.Merge(reports); !reflect.DeepEqual(have, want) {
t.Errorf("Bad merge: %s", test.Diff(have, want))
}
}
func BenchmarkSmartMerger(b *testing.B) {
benchmarkMerger(b, app.NewSmartMerger())
}