feat: add initial connect no-show policy

server/domain/noshow_test.go

@@ -0,0 +1,43 @@
+package domain
+
+import (
+	"testing"
+	"time"
+)
+
+func sixConnectParticipants(connected ...int) []ConnectParticipant {
+	set := make(map[int]bool)
+	for _, index := range connected {
+		set[index] = true
+	}
+	result := make([]ConnectParticipant, 6)
+	for i := range result {
+		result[i] = ConnectParticipant{PlayerID: string(rune('a' + i)), Team: i % 2, Connected: set[i]}
+	}
+	return result
+}
+
+func TestRankedInitialNoShowCancelsWithoutRatingPenalty(t *testing.T) {
+	readyAt := time.Unix(1000, 0)
+	decision, err := EvaluateInitialConnect(Ranked, readyAt, readyAt.Add(InitialConnectWindow), sixConnectParticipants(0, 1, 2, 3, 4), map[string][]time.Time{"f": {readyAt.Add(-time.Hour)}})
+	if err != nil || decision.Action != InitialConnectCancel || len(decision.NoShows) != 1 || decision.NoShows[0].PlayerID != "f" || decision.NoShows[0].Cooldown != 15*time.Minute || len(decision.Innocent) != 5 {
+		t.Fatalf("ranked no-show decision = %+v err=%v", decision, err)
+	}
+}
+
+func TestCasualWaitsThenStartsWithBotsOnlyWithHumanOnEachTeam(t *testing.T) {
+	readyAt := time.Unix(1000, 0)
+	participants := sixConnectParticipants(0, 1)
+	if decision, err := EvaluateInitialConnect(Casual, readyAt, readyAt.Add(45*time.Second), participants, nil); err != nil || decision.Action != InitialConnectWait {
+		t.Fatalf("casual early decision = %+v err=%v", decision, err)
+	}
+	decision, err := EvaluateInitialConnect(Casual, readyAt, readyAt.Add(CasualBotStartAfter), participants, nil)
+	if err != nil || decision.Action != InitialConnectStartWithBot || len(decision.NoShows) != 4 || decision.NoShows[0].Cooldown != CasualNoShowCooldown {
+		t.Fatalf("casual bot decision = %+v err=%v", decision, err)
+	}
+	noTeam := sixConnectParticipants(0)
+	decision, err = EvaluateInitialConnect(Casual, readyAt, readyAt.Add(CasualBotStartAfter), noTeam, nil)
+	if err != nil || decision.Action != InitialConnectCancel || len(decision.Innocent) != 1 {
+		t.Fatalf("empty-team decision = %+v err=%v", decision, err)
+	}
+}