openflow: Fix aggregate request

test/lib/openflow/ofp_flow_removed_test.exs

@@ -0,0 +1,58 @@
+defmodule OfpFlowRemovedTest do
+  use ExUnit.Case
+  doctest Openflow
+
+  describe "Openflow.read/1" do
+    test "with OFP_FLOW_REMOVED packet(with a match field)" do
+      {:ok, flow_removed, ""} =
+        "test/packet_data/4-40-ofp_flow_removed.packet"
+        |> File.read!()
+        |> Openflow.read()
+
+      assert flow_removed.version == 4
+      assert flow_removed.xid == 0
+      assert flow_removed.cookie == 0
+      assert flow_removed.priority == 0xFFFF
+      assert flow_removed.reason == :idle_timeout
+      assert flow_removed.table_id == 0
+      assert flow_removed.duration_sec == 3
+      assert flow_removed.duration_nsec == 48_825_000
+      assert flow_removed.idle_timeout == 3
+      assert flow_removed.hard_timeout == 0
+      assert flow_removed.packet_count == 1
+      assert flow_removed.byte_count == 86
+      assert flow_removed.match == [eth_dst: "f20ba47df8ea"]
+    end
+
+    test "with OFP_FLOW_REMOVED packet(with match fields)" do
+      {:ok, flow_removed, ""} =
+        "test/packet_data/libofproto-OFP13-flow_removed.packet"
+        |> File.read!()
+        |> Openflow.read()
+
+      assert flow_removed.version == 4
+      assert flow_removed.xid == 0
+      assert flow_removed.cookie == 0x123456789ABCDEF0
+      assert flow_removed.priority == 100
+      assert flow_removed.reason == :idle_timeout
+      assert flow_removed.table_id == 1
+      assert flow_removed.duration_sec == 600
+      assert flow_removed.duration_nsec == 500
+      assert flow_removed.idle_timeout == 400
+      assert flow_removed.hard_timeout == 300
+      assert flow_removed.packet_count == 200
+      assert flow_removed.byte_count == 100
+
+      assert flow_removed.match == [
+               in_port: 43_981,
+               eth_dst: "aabbcc998877",
+               eth_type: 2048,
+               vlan_vid: 5095,
+               ipv4_dst: {192, 168, 2, 1},
+               tunnel_id: 50_000,
+               tun_src: {192, 168, 2, 3},
+               tun_dst: {192, 168, 2, 4}
+             ]
+    end
+  end
+end