落地结构化日志与基础监控告警

2026-02-28 16:37:37 +08:00
parent 78f488fbbb
commit 5666dc61a0
7 changed files with 345 additions and 0 deletions
@@ -0,0 +1,35 @@
+package observability
+
+import (
+	"testing"
+	"time"
+)
+
+func TestCollectorSnapshot(t *testing.T) {
+	t.Parallel()
+
+	c := NewCollector()
+	c.Observe(200, 100*time.Millisecond)
+	c.Observe(404, 300*time.Millisecond)
+	c.Observe(500, 500*time.Millisecond)
+
+	s := c.Snapshot()
+	if s.TotalRequests != 3 {
+		t.Fatalf("total_requests=%d, want=3", s.TotalRequests)
+	}
+	if s.ClientErrors != 1 {
+		t.Fatalf("client_errors=%d, want=1", s.ClientErrors)
+	}
+	if s.ServerErrors != 1 {
+		t.Fatalf("server_errors=%d, want=1", s.ServerErrors)
+	}
+	if s.ServerErrorRatePct <= 0 {
+		t.Fatalf("server_error_rate_pct=%f, want>0", s.ServerErrorRatePct)
+	}
+	if s.AvgLatencyMs <= 0 {
+		t.Fatalf("avg_latency_ms=%f, want>0", s.AvgLatencyMs)
+	}
+	if s.MaxLatencyMs < 500 {
+		t.Fatalf("max_latency_ms=%f, want>=500", s.MaxLatencyMs)
+	}
+}