package main

import (
	"context"
	"strings"
	"testing"

	"github.com/stretchr/testify/mock"
	"github.com/stretchr/testify/require"
	"go.skia.org/infra/go/testutils/unittest"
)

func TestMapping(t *testing.T) {
	unittest.SmallTest(t)

	mn := MockBotNameGetter{}
	mp := MockBotPortGetter{}

	mn.On("GetBotNamesAddresses").Return([]Bot{
		{Hostname: "rpi-001", MACAddress: "12:32", IPV4Address: "1.1.1.1"},
		{Hostname: "rpi-002", MACAddress: "AB:BA", IPV4Address: "2.2.2.2"},
		{Hostname: "rpi-003", MACAddress: "CA:11", IPV4Address: "3.3.3.3"},
	}, nil)
	mp.On("GetBotPortsAddresses").Return([]Bot{
		{MACAddress: "12:32", Port: 10},
		{MACAddress: "AB:BA", Port: 20},
		{MACAddress: "not_seen_above", Port: 30},
	}, nil)

	defer mn.AssertExpectations(t)
	defer mp.AssertExpectations(t)

	ctx := context.Background()
	botList, err := enumerateBots(ctx, &mn, &mp)

	require.NoError(t, err)
	require.Len(t, botList, 2, "Only 2 bots have everything listed")
	require.Contains(t, botList, Bot{Hostname: "rpi-001", MACAddress: "12:32", Port: 10, IPV4Address: "1.1.1.1"})
	require.Contains(t, botList, Bot{Hostname: "rpi-002", MACAddress: "AB:BA", Port: 20, IPV4Address: "2.2.2.2"})
}

const TEST_ANSIBLE_DATA = `skia-rpi-master 192.168.1.99 f4:4d:30:b6:22:01
skia-rpi-master-spare 192.168.1.98 f4:4d:30:b6:25:02
skia-rpi-002 192.168.1.102 b8:27:eb:66:6c:03
skia-rpi-001 192.168.1.101 B8:27:eb:16:ba:04`

func TestAnsibleParsing(t *testing.T) {
	unittest.SmallTest(t)

	bots := parseAnsibleResult(TEST_ANSIBLE_DATA)

	var expected = []Bot{
		{Hostname: "skia-rpi-master", MACAddress: "F4:4D:30:B6:22:01", IPV4Address: "192.168.1.99"},
		{Hostname: "skia-rpi-master-spare", MACAddress: "F4:4D:30:B6:25:02", IPV4Address: "192.168.1.98"},
		{Hostname: "skia-rpi-002", MACAddress: "B8:27:EB:66:6C:03", IPV4Address: "192.168.1.102"},
		{Hostname: "skia-rpi-001", MACAddress: "B8:27:EB:16:BA:04", IPV4Address: "192.168.1.101"},
	}

	require.Equal(t, expected, bots)
}

const TEST_EDGESWITCH_DATA = `VLAN ID  MAC Address         Interface              IfIndex  Status
-------  ------------------  ---------------------  -------  ------------
1        40:40:4c:36:80:62   0/21                   21       Learned
1        40:40:4C:36:83:62   0/19                   19       Learned
1        40:41:03:00:13:D8   0/1                    1        Learned
1        40:41:30:01:14:D0   0/1                    1        Learned
`

var expectedEdgeSwitchResults = []Bot{
	{MACAddress: "40:40:4C:36:80:62", Port: 21},
	{MACAddress: "40:40:4C:36:83:62", Port: 19},
	{MACAddress: "40:41:03:00:13:D8", Port: 1},
	{MACAddress: "40:41:30:01:14:D0", Port: 1},
}

func TestEdgeSwitchParsing(t *testing.T) {
	unittest.SmallTest(t)

	bots, err := parseSSHResult(strings.Split(TEST_EDGESWITCH_DATA, "\n"))
	require.NoError(t, err)

	require.Equal(t, expectedEdgeSwitchResults, bots)
}

func TestEdgeSwitchDeduping(t *testing.T) {
	unittest.SmallTest(t)

	deduped := dedupeBots(expectedEdgeSwitchResults)

	require.Len(t, deduped, 2, "Only 2 bots have unique ports")
	require.Contains(t, deduped, Bot{MACAddress: "40:40:4C:36:80:62", Port: 21})
	require.Contains(t, deduped, Bot{MACAddress: "40:40:4C:36:83:62", Port: 19})
}

// MockBotNameGetter is an autogenerated mock type for the BotNameGetter type
type MockBotNameGetter struct {
	mock.Mock
}

// GetBotNamesAddresses provides a mock function with given fields:
func (_m *MockBotNameGetter) GetBotNamesAddresses(ctx context.Context) ([]Bot, error) {
	ret := _m.Called()

	var r0 []Bot
	if rf, ok := ret.Get(0).(func() []Bot); ok {
		r0 = rf()
	} else {
		if ret.Get(0) != nil {
			r0 = ret.Get(0).([]Bot)
		}
	}

	return r0, ret.Error(1)
}

// Ensure MockBotNameGetter fulfills BotNameGetter
var _ BotNameGetter = (*MockBotNameGetter)(nil)

// MockBotPortGetter is an autogenerated mock type for the BotPortGetter type
type MockBotPortGetter struct {
	mock.Mock
}

// GetBotPortsAddresses provides a mock function with given fields:
func (_m *MockBotPortGetter) GetBotPortsAddresses() ([]Bot, error) {
	ret := _m.Called()

	var r0 []Bot
	if rf, ok := ret.Get(0).(func() []Bot); ok {
		r0 = rf()
	} else {
		if ret.Get(0) != nil {
			r0 = ret.Get(0).([]Bot)
		}
	}

	return r0, ret.Error(1)
}

// Ensure MockDevNameGetter fulfills BotPortGetter
var _ BotPortGetter = (*MockBotPortGetter)(nil)