add: new interfaces

interfaces/logparser-testing/report/summary_test.go

@@ -0,0 +1,44 @@
+package report_test
+
+import (
+	"testing"
+
+	"github.com/inancgumus/learngo/28-methods/logparser-testing/report"
+)
+
+func TestSummaryTotal(t *testing.T) {
+	p := newParser("a.com 1 2")
+	p.Parse("b.com 3 4")
+
+	s := p.Summarize()
+
+	want := report.Result{Domain: "", Visits: 4, TimeSpent: 6}
+	if got := s.Total(); want != got {
+		t.Errorf("want: %+v; got: %+v", want, got)
+	}
+}
+
+func TestSummaryIterator(t *testing.T) {
+	p := newParser("a.com 1 2")
+	p.Parse("a.com 3 4")
+	p.Parse("b.com 5 6")
+
+	s := p.Summarize()
+	next, cur := s.Iterator()
+
+	wants := []report.Result{
+		{Domain: "a.com", Visits: 4, TimeSpent: 6},
+		{Domain: "b.com", Visits: 5, TimeSpent: 6},
+	}
+
+	for _, want := range wants {
+		t.Run(want.Domain, func(t *testing.T) {
+			if got := next(); !got {
+				t.Errorf("next(): want: %t; got: %t", true, got)
+			}
+			if got := cur(); want != got {
+				t.Errorf("cur(): want: %+v; got: %+v", want, got)
+			}
+		})
+	}
+}