Initial commit

server/internal/domain/domain_test.go

@@ -0,0 +1,40 @@
+package domain
+
+import (
+	"testing"
+	"time"
+
+	"calllinesystem/server/internal/model"
+)
+
+func TestETAUsesIntervalForEveryNumber(t *testing.T) {
+	result, err := CalculateETA(ETAInput{
+		PeopleAhead: 9, IntervalPerNumber: 90 * time.Second, Running: true,
+	})
+	if err != nil || !result.Available {
+		t.Fatalf("got %#v, %v", result, err)
+	}
+	if result.EstimateMinutes != 15 || result.MinMinutes != 15 || result.MaxMinutes != 15 {
+		t.Fatalf("unexpected result %#v", result)
+	}
+}
+
+func TestETAUnavailableWhenPaused(t *testing.T) {
+	result, err := CalculateETA(ETAInput{Running: false})
+	if err != nil || result.Available || result.Reason != "queue_not_running" {
+		t.Fatalf("got %#v, %v", result, err)
+	}
+}
+
+func TestTicketRules(t *testing.T) {
+	if !CanTransitionTicket(model.TicketCalled, model.TicketArrived) || !CanTransitionTicket(model.TicketArrived, model.TicketCompleted) {
+		t.Fatal("expected normal transitions")
+	}
+	if CanTransitionTicket(model.TicketMissed, model.TicketWaiting) || CanTransitionTicket(model.TicketArrived, model.TicketMissed) {
+		t.Fatal("missed tickets must be reissued at the tail")
+	}
+	number, err := DisplayNumber("", 12)
+	if err != nil || number != "00012" {
+		t.Fatalf("got %q, %v", number, err)
+	}
+}