修复(#86): 排除永久订阅回归促销误判

Co-authored-by: multica-agent <github@multica.ai>
2026-05-27 01:44:11 -07:00
parent c90edac630
commit 0a897419a5
2 changed files with 71 additions and 2 deletions
@@ -0,0 +1,51 @@
+package common
+
+import (
+	"testing"
+	"time"
+)
+
+func TestIsInactivePromoEligible(t *testing.T) {
+	now := time.Date(2026, time.May, 27, 12, 0, 0, 0, time.UTC)
+
+	tests := []struct {
+		name     string
+		expireAt time.Time
+		want     bool
+	}{
+		{
+			name:     "expired before inactive threshold is eligible",
+			expireAt: now.AddDate(0, -4, 0),
+			want:     true,
+		},
+		{
+			name:     "expired exactly at inactive threshold is eligible",
+			expireAt: now.AddDate(0, -3, 0),
+			want:     true,
+		},
+		{
+			name:     "recently expired subscription is not eligible",
+			expireAt: now.AddDate(0, -2, 0),
+			want:     false,
+		},
+		{
+			name:     "active future subscription is not eligible",
+			expireAt: now.Add(time.Hour),
+			want:     false,
+		},
+		{
+			name:     "permanent subscription marker is not eligible",
+			expireAt: time.UnixMilli(0),
+			want:     false,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got := isInactivePromoEligible(tt.expireAt, now, 3)
+			if got != tt.want {
+				t.Fatalf("isInactivePromoEligible() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}