Moved rate.Limiter into its own package

socketserver/server/rate/ratelimit_test.go

@@ -0,0 +1,40 @@
+package rate
+
+import (
+	"testing"
+	"time"
+)
+
+var exampleData = []string{}
+
+func ExampleNewRateLimit() {
+	rl := NewRateLimit(100, 1*time.Minute)
+	go rl.Run()
+	defer rl.Close()
+
+	for _, v := range exampleData {
+		rl.Performed()
+		// do something with v
+		_ = v
+	}
+}
+
+func TestRateLimit(t *testing.T) {
+	rl := NewRateLimit(3, 100*time.Millisecond)
+	start := time.Now()
+	go rl.Run()
+	for i := 0; i < 4; i++ {
+		rl.Performed()
+	}
+	end := time.Now()
+	if end.Sub(start) < 100*time.Millisecond {
+		t.Error("ratelimiter did not wait for period to expire")
+	}
+	rl.Performed()
+	rl.Performed()
+	end2 := time.Now()
+	if end2.Sub(end) > 10*time.Millisecond {
+		t.Error("ratelimiter improperly waited when tokens were available")
+	}
+	rl.Close()
+}