models: Added benchmarks to changekeys, added shortcuts for common types there could be many of.

models/changekeys/many_test.go

@@ -50,3 +50,30 @@ func TestMany(t *testing.T) {
 		}
 	}
 }
+
+func BenchmarkMany(b *testing.B) {
+	data := []interface{}{
+		models.Log{ID: "Stuff"},
+		[]interface{}{
+			models.Post{ID: "P1"},
+			models.Post{ID: "P2"},
+			models.Post{ID: "P3"},
+			models.Post{ID: "P4"},
+			models.Post{ID: "P5"},
+			models.Post{ID: "P6"},
+			models.Post{ID: "P7"},
+			models.Post{ID: "P8"},
+			models.Post{ID: "P9"},
+			models.Post{ID: "P10"},
+			models.Post{ID: "P11"},
+		},
+		models.Character{ID: "C17"},
+		models.Channel{Name: "#Stuff"},
+	}
+
+	b.ResetTimer()
+
+	for n := 0; n < b.N; n++ {
+		changekeys.Many(data...)
+	}
+}

models/changekeys/one.go

@@ -8,6 +8,15 @@ import (
 
 // One makes a ChangeKey for a model, or panics if it's not supported.
 func One(object interface{}) models.ChangeKey {
+	switch v := object.(type) {
+	case models.Post:
+		return models.ChangeKey{Model: "Post", ID: v.ID}
+	case models.Character:
+		return models.ChangeKey{Model: "Character", ID: v.ID}
+	case models.Channel:
+		return models.ChangeKey{Model: "Channel", ID: v.Name}
+	}
+
 	model := ""
 	if t := reflect.TypeOf(object); t.Kind() == reflect.Ptr {
 		model = t.Elem().Name()

models/changekeys/one_test.go

@@ -40,3 +40,19 @@ func TestOne(t *testing.T) {
 		})
 	}
 }
+
+func BenchmarkOneHit(b *testing.B) {
+	var post = models.Post{ID: "P123412341234123"}
+
+	for n := 0; n < b.N; n++ {
+		changekeys.One(post)
+	}
+}
+
+func BenchmarkOneMiss(b *testing.B) {
+	var story = models.Story{ID: "P123412341234123"}
+
+	for n := 0; n < b.N; n++ {
+		changekeys.One(story)
+	}
+}