diff --git a/server/server_test.go b/server/server_test.go
index 8ab5e12..9ba6569 100644
--- a/server/server_test.go
+++ b/server/server_test.go
@@ -1229,8 +1229,14 @@ func TestServer_MatrixGateway_Discovery_Failure_Unconfigured(t *testing.T) {
 
 func TestServer_MatrixGateway_Push_Success(t *testing.T) {
 	s := newTestServer(t, newTestConfig(t))
+
+	response := request(t, s, "GET", "/mytopic/json?poll=1", "", map[string]string{
+		"Rate-Topics": "mytopic",
+	})
+	require.Equal(t, 200, response.Code)
+
 	notification := `{"notification":{"devices":[{"pushkey":"http://127.0.0.1:12345/mytopic?up=1"}]}}`
-	response := request(t, s, "POST", "/_matrix/push/v1/notify", notification, nil)
+	response = request(t, s, "POST", "/_matrix/push/v1/notify", notification, nil)
 	require.Equal(t, 200, response.Code)
 	require.Equal(t, `{"rejected":[]}`+"\n", response.Body.String())
 
@@ -1240,6 +1246,36 @@ func TestServer_MatrixGateway_Push_Success(t *testing.T) {
 	require.Equal(t, notification, m.Message)
 }
 
+func TestServer_MatrixGateway_Push_DailyLimit(t *testing.T) {
+	c := newTestConfig(t)
+	c.VisitorMessageDailyLimit = 3
+	s := newTestServer(t, c)
+
+	response := request(t, s, "GET", "/mytopic/json?poll=1", "", map[string]string{
+		"Rate-Topics": "mytopic",
+	})
+	require.Equal(t, 200, response.Code)
+
+	notification := `{"notification":{"devices":[{"pushkey":"http://127.0.0.1:12345/mytopic?up=1"}]}}`
+	for i := 0; i < 3; i++ {
+		response = request(t, s, "POST", "/_matrix/push/v1/notify", notification, nil)
+		require.Equal(t, 200, response.Code)
+		require.Equal(t, `{"rejected":[]}`+"\n", response.Body.String())
+	}
+
+	response = request(t, s, "POST", "/_matrix/push/v1/notify", notification, nil)
+	require.Equal(t, 429, response.Code)
+	require.Equal(t, "42908", response.Header().Get("X-Ntfy-Error-Code"))
+}
+
+func TestServer_MatrixGateway_Push_NoSubscriber(t *testing.T) {
+	s := newTestServer(t, newTestConfig(t))
+	notification := `{"notification":{"devices":[{"pushkey":"http://127.0.0.1:12345/mytopic?up=1"}]}}`
+	response := request(t, s, "POST", "/_matrix/push/v1/notify", notification, nil)
+	require.Equal(t, 507, response.Code)
+	require.Equal(t, `{"rejected":[]}`+"\n", response.Body.String())
+}
+
 func TestServer_MatrixGateway_Push_Failure_InvalidPushkey(t *testing.T) {
 	s := newTestServer(t, newTestConfig(t))
 	notification := `{"notification":{"devices":[{"pushkey":"http://wrong-base-url.com/mytopic?up=1"}]}}`