Webhooks (#55), more tests (#35) and python examples (#50)

util/limit_test.go

@@ -0,0 +1,30 @@
+package util
+
+import (
+	"testing"
+)
+
+func TestLimiter_Add(t *testing.T) {
+	l := NewLimiter(10)
+	if err := l.Add(5); err != nil {
+		t.Fatal(err)
+	}
+	if err := l.Add(5); err != nil {
+		t.Fatal(err)
+	}
+	if err := l.Add(5); err != ErrLimitReached {
+		t.Fatalf("expected ErrLimitReached, got %#v", err)
+	}
+}
+
+func TestLimiter_AddSub(t *testing.T) {
+	l := NewLimiter(10)
+	l.Add(5)
+	if l.Value() != 5 {
+		t.Fatalf("expected value to be %d, got %d", 5, l.Value())
+	}
+	l.Sub(2)
+	if l.Value() != 3 {
+		t.Fatalf("expected value to be %d, got %d", 3, l.Value())
+	}
+}