Files
zarinpal-analytics-backend/internal/growth/catalog_test.go

61 lines
2.3 KiB
Go

package growth
import "testing"
func TestCatalog1405IsValidAndDefensivelyCopied(t *testing.T) {
first := Catalog1405()
if err := ValidateCatalog(first); err != nil {
t.Fatalf("catalog should be valid: %v", err)
}
first[0].Tags[0] = "mutated"
second := Catalog1405()
if second[0].Tags[0] == "mutated" {
t.Fatal("catalog tags escaped through a shared backing array")
}
}
func TestValidateCatalogRejectsDuplicateAndIncompleteEvents(t *testing.T) {
event := catalogEvent("duplicate", "رویداد", "2026-01-01", "2026-01-01", "family", EventOfficial, []string{"tag"})
if err := ValidateCatalog([]Event{event, event}); err == nil {
t.Fatal("expected duplicate id error")
}
event.Source = ""
if err := ValidateCatalog([]Event{event}); err == nil {
t.Fatal("expected missing source error")
}
}
func TestAnalyzeEventEffectExcludesCatalogEventsFromBaseline(t *testing.T) {
target := Event{ID: "target", StartDate: date("2026-05-02"), EndDate: date("2026-05-02")}
excluded := Event{ID: "other", StartDate: target.StartDate.AddDate(0, 0, -7), EndDate: target.StartDate.AddDate(0, 0, -7)}
history := make([]DailyPoint, 0, 9)
for week := 1; week <= 8; week++ {
count := int64(30)
if week == 1 {
count = 1_000
}
history = append(history, DailyPoint{Date: target.StartDate.AddDate(0, 0, -7*week), SessionCount: count, PaidSessionCount: count, PaidAmountRial: count * 100})
}
history = append(history, DailyPoint{Date: target.StartDate, SessionCount: 50, PaidSessionCount: 50, PaidAmountRial: 5_000})
effect := AnalyzeEventEffect(history, target, []Event{excluded})
if effect.ObservationCount != 7 || effect.BaselineSessionCount != 30 || !effect.MaterialWin {
t.Fatalf("catalog event polluted baseline: %+v", effect)
}
}
func TestForecastSuppressesPoorBacktest(t *testing.T) {
start := date("2026-07-01")
history := make([]DailyPoint, 0, 90)
for i := 90; i > 0; i-- {
value := int64(100)
if i%2 == 0 {
value = 1_000
}
history = append(history, DailyPoint{Date: start.AddDate(0, 0, -i), SessionCount: value, PaidSessionCount: value, PaidAmountRial: value * 1_000})
}
forecast := BuildForecast(history, nil, start, 90)
if forecast.Confidence != ConfidenceInsufficientData || len(forecast.Points) != 0 {
t.Fatalf("poor model should be suppressed: %+v", forecast)
}
}