| /* |
| * Copyright 2018-present Open Networking Foundation |
| |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package devices |
| |
| import ( |
| "testing" |
| |
| "gotest.tools/assert" |
| ) |
| |
| func Test_Onu_StateMachine_enable(t *testing.T) { |
| onu := createTestOnu() |
| assert.Equal(t, onu.InternalState.Current(), "initialized") |
| onu.InternalState.Event("discover") |
| assert.Equal(t, onu.InternalState.Current(), "discovered") |
| onu.InternalState.Event("enable") |
| assert.Equal(t, onu.InternalState.Current(), "enabled") |
| } |
| |
| func Test_Onu_StateMachine_eapol_start_eap_flow(t *testing.T) { |
| onu := createTestOnu() |
| |
| onu.InternalState.SetState("enabled") |
| |
| // TODO we need to add a check so that you can't go from eapol_flow_received |
| // to auth_started without passing through gem_port_added |
| // (see start_dhcp for an example) |
| |
| assert.Equal(t, onu.InternalState.Current(), "enabled") |
| onu.InternalState.Event("receive_eapol_flow") |
| assert.Equal(t, onu.InternalState.Current(), "eapol_flow_received") |
| onu.InternalState.Event("add_gem_port") |
| assert.Equal(t, onu.InternalState.Current(), "gem_port_added") |
| onu.InternalState.Event("start_auth") |
| assert.Equal(t, onu.InternalState.Current(), "auth_started") |
| } |
| |
| func Test_Onu_StateMachine_eapol_start_gem_port(t *testing.T) { |
| onu := createTestOnu() |
| |
| onu.InternalState.SetState("enabled") |
| |
| // TODO we need to add a check so that you can't go from gem_port_added |
| // to auth_started without passing through eapol_flow_received |
| // (see start_dhcp for an example) |
| |
| assert.Equal(t, onu.InternalState.Current(), "enabled") |
| onu.InternalState.Event("add_gem_port") |
| assert.Equal(t, onu.InternalState.Current(), "gem_port_added") |
| onu.InternalState.Event("receive_eapol_flow") |
| assert.Equal(t, onu.InternalState.Current(), "eapol_flow_received") |
| onu.InternalState.Event("start_auth") |
| assert.Equal(t, onu.InternalState.Current(), "auth_started") |
| } |
| |
| func Test_Onu_StateMachine_eapol_states(t *testing.T) { |
| onu := createTestOnu() |
| |
| onu.InternalState.SetState("auth_started") |
| |
| assert.Equal(t, onu.InternalState.Current(), "auth_started") |
| onu.InternalState.Event("eap_start_sent") |
| assert.Equal(t, onu.InternalState.Current(), "eap_start_sent") |
| onu.InternalState.Event("eap_response_identity_sent") |
| assert.Equal(t, onu.InternalState.Current(), "eap_response_identity_sent") |
| onu.InternalState.Event("eap_response_challenge_sent") |
| assert.Equal(t, onu.InternalState.Current(), "eap_response_challenge_sent") |
| onu.InternalState.Event("eap_response_success_received") |
| assert.Equal(t, onu.InternalState.Current(), "eap_response_success_received") |
| |
| // test that we can retrigger EAPOL |
| states := []string{"eap_start_sent", "eap_response_identity_sent", "eap_response_challenge_sent", "eap_response_success_received", "auth_failed", "dhcp_ack_received", "dhcp_failed"} |
| for _, state := range states { |
| onu.InternalState.SetState(state) |
| err := onu.InternalState.Event("start_auth") |
| assert.Equal(t, err, nil) |
| assert.Equal(t, onu.InternalState.Current(), "auth_started") |
| } |
| } |
| |
| func Test_Onu_StateMachine_dhcp_start(t *testing.T) { |
| onu := createTestOnu() |
| onu.DhcpFlowReceived = true |
| |
| onu.InternalState.SetState("eap_response_success_received") |
| assert.Equal(t, onu.InternalState.Current(), "eap_response_success_received") |
| |
| onu.InternalState.Event("start_dhcp") |
| |
| assert.Equal(t, onu.InternalState.Current(), "dhcp_started") |
| } |
| |
| func Test_Onu_StateMachine_dhcp_start_error(t *testing.T) { |
| onu := createTestOnu() |
| |
| onu.InternalState.SetState("eap_response_success_received") |
| assert.Equal(t, onu.InternalState.Current(), "eap_response_success_received") |
| |
| err := onu.InternalState.Event("start_dhcp") |
| |
| assert.Equal(t, onu.InternalState.Current(), "eap_response_success_received") |
| assert.Equal(t, err.Error(), "transition canceled with error: cannot-go-to-dhcp-started-as-dhcp-flow-is-missing") |
| } |
| |
| func Test_Onu_StateMachine_dhcp_states(t *testing.T) { |
| onu := createTestOnu() |
| |
| onu.DhcpFlowReceived = false |
| |
| onu.InternalState.SetState("dhcp_started") |
| |
| assert.Equal(t, onu.InternalState.Current(), "dhcp_started") |
| onu.InternalState.Event("dhcp_discovery_sent") |
| assert.Equal(t, onu.InternalState.Current(), "dhcp_discovery_sent") |
| onu.InternalState.Event("dhcp_request_sent") |
| assert.Equal(t, onu.InternalState.Current(), "dhcp_request_sent") |
| onu.InternalState.Event("dhcp_ack_received") |
| assert.Equal(t, onu.InternalState.Current(), "dhcp_ack_received") |
| |
| // test that we can retrigger DHCP |
| onu.DhcpFlowReceived = true |
| states := []string{"eap_response_success_received", "dhcp_discovery_sent", "dhcp_request_sent", "dhcp_ack_received", "dhcp_failed"} |
| for _, state := range states { |
| onu.InternalState.SetState(state) |
| err := onu.InternalState.Event("start_dhcp") |
| assert.Equal(t, err, nil) |
| assert.Equal(t, onu.InternalState.Current(), "dhcp_started") |
| } |
| } |