Webhook integration in 3.0 (#737)

* Added base webhook implementation and example
* Added example
* Enable on_startup callback
* Correctly handle response into webhook (silent call)
* Fixed State filter

tests/test_dispatcher/test_webhook/test_security.py

@@ -0,0 +1,57 @@
+from ipaddress import IPv4Address, IPv4Network
+
+import pytest
+
+from aiogram.dispatcher.webhook.security import IPFilter
+
+
+class TestSecurity:
+    def test_empty_init(self):
+        ip_filter = IPFilter()
+        assert not ip_filter._allowed_ips
+
+    @pytest.mark.parametrize(
+        "ip,result",
+        [
+            ("127.0.0.1", True),
+            ("127.0.0.2", False),
+            (IPv4Address("127.0.0.1"), True),
+            (IPv4Address("127.0.0.2"), False),
+            (IPv4Address("192.168.0.32"), True),
+            ("192.168.0.33", False),
+            ("10.111.0.5", True),
+            ("10.111.0.100", True),
+            ("10.111.1.100", False),
+        ],
+    )
+    def test_check_ip(self, ip, result):
+        ip_filter = IPFilter(
+            ips=["127.0.0.1", IPv4Address("192.168.0.32"), IPv4Network("10.111.0.0/24")]
+        )
+        assert (ip in ip_filter) is result
+
+    def test_default(self):
+        ip_filter = IPFilter.default()
+        assert isinstance(ip_filter, IPFilter)
+        assert len(ip_filter._allowed_ips) == 5116
+        assert "91.108.4.50" in ip_filter
+        assert "149.154.160.20" in ip_filter
+
+    @pytest.mark.parametrize(
+        "ip,ip_range",
+        [
+            ["127.0.0.1", {IPv4Address("127.0.0.1")}],
+            ["91.108.4.0/22", set(IPv4Network("91.108.4.0/22").hosts())],
+            [IPv4Address("91.108.4.5"), {IPv4Address("91.108.4.5")}],
+            [IPv4Network("91.108.4.0/22"), set(IPv4Network("91.108.4.0/22").hosts())],
+            [42, set()],
+        ],
+    )
+    def test_allow_ip(self, ip, ip_range):
+        ip_filter = IPFilter()
+        if not ip_range:
+            with pytest.raises(ValueError):
+                ip_filter.allow_ip(ip)
+        else:
+            ip_filter.allow_ip(ip)
+            assert ip_filter._allowed_ips == ip_range