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Pull request: 2639 use testify require vol.2 

Merge in DNS/adguard-home from 2639-testify-require-2 to master

Updates #2639.

Squashed commit of the following:

commit 31cc29a166e2e48a73956853cbc6d6dd681ab6da
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Tue Feb 9 18:48:31 2021 +0300

    all: deal with t.Run

commit 484f477fbfedd03aca4d322bc1cc9e131f30e1ce
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Tue Feb 9 17:44:02 2021 +0300

    all: fix readability, imp tests

commit 1231a825b353c16e43eae1b660dbb4c87805f564
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Tue Feb 9 16:06:29 2021 +0300

    all: imp tests
This commit is contained in:
Eugene Burkov 2021-02-09 19:38:31 +03:00
parent 6471504555
commit a3dddd72c1
10 changed files with 345 additions and 269 deletions
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45
internal/aghtest/os.go Normal file
View File

@ -0,0 +1,45 @@
package aghtest
import (
"io/ioutil"
"os"
"runtime"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
// PrepareTestDir returns the full path to temporary created directory and
// registers the appropriate cleanup for *t.
func PrepareTestDir(t *testing.T) (dir string) {
t.Helper()
wd, err := os.Getwd()
require.Nil(t, err)
dir, err = ioutil.TempDir(wd, "agh-test")
require.Nil(t, err)
require.NotEmpty(t, dir)
t.Cleanup(func() {
// TODO(e.burkov): Replace with t.TempDir methods after updating
// go version to 1.15.
start := time.Now()
for {
err := os.RemoveAll(dir)
if err == nil {
break
}
if runtime.GOOS != "windows" || time.Since(start) >= 500*time.Millisecond {
break
}
time.Sleep(5 * time.Millisecond)
}
assert.Nil(t, err)
})
return dir
}

43
internal/querylog/qlog_test.go
View File

@ -2,11 +2,8 @@ package querylog
import (
"fmt"
"io/ioutil"
"math/rand"
"net"
"os"
"runtime"
"sort"
"testing"
"time"
@ -24,38 +21,6 @@ func TestMain(m *testing.M) {
aghtest.DiscardLogOutput(m)
}
func prepareTestDir(t *testing.T) string {
t.Helper()
wd, err := os.Getwd()
require.Nil(t, err)
dir, err := ioutil.TempDir(wd, "agh-tests")
require.Nil(t, err)
require.NotEmpty(t, dir)
t.Cleanup(func() {
// TODO(e.burkov): Replace with t.TempDir methods after updating
// go version to 1.15.
start := time.Now()
for {
err := os.RemoveAll(dir)
if err == nil {
break
}
if runtime.GOOS != "windows" || time.Since(start) >= 500*time.Millisecond {
break
}
time.Sleep(5 * time.Millisecond)
}
assert.Nil(t, err)
})
return dir
}
// TestQueryLog tests adding and loading (with filtering) entries from disk and
// memory.
func TestQueryLog(t *testing.T) {
@ -64,7 +29,7 @@ func TestQueryLog(t *testing.T) {
FileEnabled: true,
Interval: 1,
MemSize: 100,
BaseDir: prepareTestDir(t),
BaseDir: aghtest.PrepareTestDir(t),
})
// Add disk entries.
@ -166,7 +131,7 @@ func TestQueryLogOffsetLimit(t *testing.T) {
Enabled: true,
Interval: 1,
MemSize: 100,
BaseDir: prepareTestDir(t),
BaseDir: aghtest.PrepareTestDir(t),
})
const (
@ -240,7 +205,7 @@ func TestQueryLogMaxFileScanEntries(t *testing.T) {
FileEnabled: true,
Interval: 1,
MemSize: 100,
BaseDir: prepareTestDir(t),
BaseDir: aghtest.PrepareTestDir(t),
})
const entNum = 10
@ -268,7 +233,7 @@ func TestQueryLogFileDisabled(t *testing.T) {
FileEnabled: false,
Interval: 1,
MemSize: 2,
BaseDir: prepareTestDir(t),
BaseDir: aghtest.PrepareTestDir(t),
})
addEntry(l, "example1.org", net.IPv4(1, 1, 1, 1), net.IPv4(2, 2, 2, 1))

17
internal/querylog/qlogfile_test.go
View File

@ -12,15 +12,20 @@ import (
"testing"
"time"
"github.com/AdguardTeam/AdGuardHome/internal/aghtest"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
// prepareTestFiles prepares several test query log files, each with the
// specified lines count.
func prepareTestFiles(t *testing.T, dir string, filesNum, linesNum int) []string {
func prepareTestFiles(t *testing.T, filesNum, linesNum int) []string {
t.Helper()
if filesNum == 0 {
return []string{}
}
const strV = "\"%s\""
const nl = "\n"
const format = `{"IP":` + strV + `,"T":` + strV + `,` +
@ -31,6 +36,8 @@ func prepareTestFiles(t *testing.T, dir string, filesNum, linesNum int) []string
lineTime, _ := time.Parse(time.RFC3339Nano, "2020-02-18T22:36:35.920973+03:00")
lineIP := uint32(0)
dir := aghtest.PrepareTestDir(t)
files := make([]string, filesNum)
for j := range files {
f, err := ioutil.TempFile(dir, "*.txt")
@ -56,10 +63,10 @@ func prepareTestFiles(t *testing.T, dir string, filesNum, linesNum int) []string
// prepareTestFile prepares a test query log file with the specified number of
// lines.
func prepareTestFile(t *testing.T, dir string, linesCount int) string {
func prepareTestFile(t *testing.T, linesCount int) string {
t.Helper()
return prepareTestFiles(t, dir, 1, linesCount)[0]
return prepareTestFiles(t, 1, linesCount)[0]
}
// newTestQLogFile creates new *QLogFile for tests and registers the required
@ -67,7 +74,7 @@ func prepareTestFile(t *testing.T, dir string, linesCount int) string {
func newTestQLogFile(t *testing.T, linesNum int) (file *QLogFile) {
t.Helper()
testFile := prepareTestFile(t, prepareTestDir(t), linesNum)
testFile := prepareTestFile(t, linesNum)
// Create the new QLogFile instance.
file, err := NewQLogFile(testFile)
@ -275,7 +282,7 @@ func TestQLogFile(t *testing.T) {
}
func NewTestQLogFileData(t *testing.T, data string) (file *QLogFile) {
f, err := ioutil.TempFile(prepareTestDir(t), "*.txt")
f, err := ioutil.TempFile(aghtest.PrepareTestDir(t), "*.txt")
require.Nil(t, err)
t.Cleanup(func() {
assert.Nil(t, f.Close())

2
internal/querylog/qlogreader_test.go
View File

@ -15,7 +15,7 @@ import (
func newTestQLogReader(t *testing.T, filesNum, linesNum int) (reader *QLogReader) {
t.Helper()
testFiles := prepareTestFiles(t, prepareTestDir(t), filesNum, linesNum)
testFiles := prepareTestFiles(t, filesNum, linesNum)
// Create the new QLogReader instance.
reader, err := NewQLogReader(testFiles)

130
internal/stats/stats_test.go
View File

@ -9,6 +9,7 @@ import (
"github.com/AdguardTeam/AdGuardHome/internal/aghtest"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestMain(m *testing.M) {
@ -34,28 +35,30 @@ func TestStats(t *testing.T) {
Filename: "./stats.db",
LimitDays: 1,
}
s, err := createObject(conf)
require.Nil(t, err)
t.Cleanup(func() {
s.clear()
s.Close()
assert.Nil(t, os.Remove(conf.Filename))
})
s, _ := createObject(conf)
e := Entry{}
e.Domain = "domain"
e.Client = "127.0.0.1"
e.Result = RFiltered
e.Time = 123456
s.Update(e)
e.Domain = "domain"
e.Client = "127.0.0.1"
e.Result = RNotFiltered
e.Time = 123456
s.Update(e)
s.Update(Entry{
Domain: "domain",
Client: "127.0.0.1",
Result: RFiltered,
Time: 123456,
})
s.Update(Entry{
Domain: "domain",
Client: "127.0.0.1",
Result: RNotFiltered,
Time: 123456,
})
d, ok := s.getData()
assert.True(t, ok)
require.True(t, ok)
a := []uint64{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2}
assert.True(t, UIntArrayEquals(d.DNSQueries, a))
@ -70,12 +73,15 @@ func TestStats(t *testing.T) {
assert.True(t, UIntArrayEquals(d.ReplacedParental, a))
m := d.TopQueried
require.NotEmpty(t, m)
assert.EqualValues(t, 1, m[0]["domain"])
m = d.TopBlocked
require.NotEmpty(t, m)
assert.EqualValues(t, 1, m[0]["domain"])
m = d.TopClients
require.NotEmpty(t, m)
assert.EqualValues(t, 2, m[0]["127.0.0.1"])
assert.EqualValues(t, 2, d.NumDNSQueries)
@ -86,81 +92,69 @@ func TestStats(t *testing.T) {
assert.EqualValues(t, 0.123456, d.AvgProcessingTime)
topClients := s.GetTopClientsIP(2)
require.NotEmpty(t, topClients)
assert.True(t, net.IP{127, 0, 0, 1}.Equal(topClients[0]))
s.clear()
s.Close()
}
func TestLargeNumbers(t *testing.T) {
var hour int32 = 1
var hour int32 = 0
newID := func() uint32 {
// use "atomic" to make Go race detector happy
// Use "atomic" to make go race detector happy.
return uint32(atomic.LoadInt32(&hour))
}
// log.SetLevel(log.DEBUG)
conf := Config{
Filename: "./stats.db",
LimitDays: 1,
UnitID: newID,
}
s, err := createObject(conf)
require.Nil(t, err)
t.Cleanup(func() {
s.Close()
assert.Nil(t, os.Remove(conf.Filename))
})
s, _ := createObject(conf)
e := Entry{}
// Number of distinct clients and domains every hour.
const n = 1000
n := 1000 // number of distinct clients and domains every hour
for h := 0; h != 12; h++ {
if h != 0 {
atomic.AddInt32(&hour, 1)
}
for i := 0; i != n; i++ {
e.Domain = fmt.Sprintf("domain%d", i)
ip := net.IP{127, 0, 0, 1}
ip[2] = byte((i & 0xff00) >> 8)
ip[3] = byte(i & 0xff)
e.Client = ip.String()
e.Result = RNotFiltered
e.Time = 123456
s.Update(e)
for h := 0; h < 12; h++ {
atomic.AddInt32(&hour, 1)
for i := 0; i < n; i++ {
s.Update(Entry{
Domain: fmt.Sprintf("domain%d", i),
Client: net.IP{
127,
0,
byte((i & 0xff00) >> 8),
byte(i & 0xff),
}.String(),
Result: RNotFiltered,
Time: 123456,
})
}
}
d, ok := s.getData()
assert.True(t, ok)
assert.EqualValues(t, int(hour)*n, d.NumDNSQueries)
s.Close()
require.True(t, ok)
assert.EqualValues(t, hour*n, d.NumDNSQueries)
}
// this code is a chunk copied from getData() that generates aggregate data per day
func aggregateDataPerDay(firstID uint32) int {
firstDayID := (firstID + 24 - 1) / 24 * 24 // align_ceil(24)
a := []uint64{}
var sum uint64
id := firstDayID
nextDayID := firstDayID + 24
for i := firstDayID - firstID; int(i) != 720; i++ {
sum++
if id == nextDayID {
a = append(a, sum)
sum = 0
nextDayID += 24
func TestStatsCollector(t *testing.T) {
ng := func(_ *unitDB) uint64 {
return 0
}
units := make([]*unitDB, 720)
t.Run("hours", func(t *testing.T) {
statsData := statsCollector(units, 0, Hours, ng)
assert.Len(t, statsData, 720)
})
t.Run("days", func(t *testing.T) {
for i := 0; i != 25; i++ {
statsData := statsCollector(units, uint32(i), Days, ng)
require.Lenf(t, statsData, 30, "i=%d", i)
}
id++
}
if id <= nextDayID {
a = append(a, sum)
}
return len(a)
}
func TestAggregateDataPerTimeUnit(t *testing.T) {
for i := 0; i != 25; i++ {
alen := aggregateDataPerDay(uint32(i))
assert.Equalf(t, 30, alen, "i=%d", i)
}
})
}

113
internal/stats/unit.go
View File

@ -528,6 +528,57 @@ func (s *statsCtx) loadUnits(limit uint32) ([]*unitDB, uint32) {
return units, firstID
}
// numsGetter is a signature for statsCollector argument.
type numsGetter func(u *unitDB) (num uint64)
// statsCollector collects statisctics for the given *unitDB slice by specified
// timeUnit using ng to retrieve data.
func statsCollector(units []*unitDB, firstID uint32, timeUnit TimeUnit, ng numsGetter) (nums []uint64) {
if timeUnit == Hours {
for _, u := range units {
nums = append(nums, ng(u))
}
} else {
// Per time unit counters: 720 hours may span 31 days, so we
// skip data for the first day in this case.
// align_ceil(24)
firstDayID := (firstID + 24 - 1) / 24 * 24
var sum uint64
id := firstDayID
nextDayID := firstDayID + 24
for i := int(firstDayID - firstID); i != len(units); i++ {
sum += ng(units[i])
if id == nextDayID {
nums = append(nums, sum)
sum = 0
nextDayID += 24
}
id++
}
if id <= nextDayID {
nums = append(nums, sum)
}
}
return nums
}
// pairsGetter is a signature for topsCollector argument.
type pairsGetter func(u *unitDB) (pairs []countPair)
// topsCollector collects statistics about highest values fro the given *unitDB
// slice using pg to retrieve data.
func topsCollector(units []*unitDB, max int, pg pairsGetter) []map[string]uint64 {
m := map[string]uint64{}
for _, u := range units {
for _, it := range pg(u) {
m[it.Name] += it.Count
}
}
a2 := convertMapToSlice(m, max)
return convertTopSlice(a2)
}
/* Algorithm:
. Prepare array of N units, where N is the value of "limit" configuration setting
. Load data for the most recent units from file
@ -568,65 +619,25 @@ func (s *statsCtx) getData() (statsResponse, bool) {
return statsResponse{}, false
}
// per time unit counters:
// 720 hours may span 31 days, so we skip data for the first day in this case
firstDayID := (firstID + 24 - 1) / 24 * 24 // align_ceil(24)
statsCollector := func(numsGetter func(u *unitDB) (num uint64)) (nums []uint64) {
if timeUnit == Hours {
for _, u := range units {
nums = append(nums, numsGetter(u))
}
} else {
var sum uint64
id := firstDayID
nextDayID := firstDayID + 24
for i := int(firstDayID - firstID); i != len(units); i++ {
sum += numsGetter(units[i])
if id == nextDayID {
nums = append(nums, sum)
sum = 0
nextDayID += 24
}
id++
}
if id <= nextDayID {
nums = append(nums, sum)
}
}
return nums
}
topsCollector := func(max int, pairsGetter func(u *unitDB) (pairs []countPair)) []map[string]uint64 {
m := map[string]uint64{}
for _, u := range units {
for _, it := range pairsGetter(u) {
m[it.Name] += it.Count
}
}
a2 := convertMapToSlice(m, max)
return convertTopSlice(a2)
}
dnsQueries := statsCollector(func(u *unitDB) (num uint64) { return u.NTotal })
dnsQueries := statsCollector(units, firstID, timeUnit, func(u *unitDB) (num uint64) { return u.NTotal })
if timeUnit != Hours && len(dnsQueries) != int(limit/24) {
log.Fatalf("len(dnsQueries) != limit: %d %d", len(dnsQueries), limit)
}
data := statsResponse{
DNSQueries: dnsQueries,
BlockedFiltering: statsCollector(func(u *unitDB) (num uint64) { return u.NResult[RFiltered] }),
ReplacedSafebrowsing: statsCollector(func(u *unitDB) (num uint64) { return u.NResult[RSafeBrowsing] }),
ReplacedParental: statsCollector(func(u *unitDB) (num uint64) { return u.NResult[RParental] }),
TopQueried: topsCollector(maxDomains, func(u *unitDB) (pairs []countPair) { return u.Domains }),
TopBlocked: topsCollector(maxDomains, func(u *unitDB) (pairs []countPair) { return u.BlockedDomains }),
TopClients: topsCollector(maxClients, func(u *unitDB) (pairs []countPair) { return u.Clients }),
BlockedFiltering: statsCollector(units, firstID, timeUnit, func(u *unitDB) (num uint64) { return u.NResult[RFiltered] }),
ReplacedSafebrowsing: statsCollector(units, firstID, timeUnit, func(u *unitDB) (num uint64) { return u.NResult[RSafeBrowsing] }),
ReplacedParental: statsCollector(units, firstID, timeUnit, func(u *unitDB) (num uint64) { return u.NResult[RParental] }),
TopQueried: topsCollector(units, maxDomains, func(u *unitDB) (pairs []countPair) { return u.Domains }),
TopBlocked: topsCollector(units, maxDomains, func(u *unitDB) (pairs []countPair) { return u.BlockedDomains }),
TopClients: topsCollector(units, maxClients, func(u *unitDB) (pairs []countPair) { return u.Clients }),
}
// total counters:
sum := unitDB{}
sum.NResult = make([]uint64, rLast)
// Total counters:
sum := unitDB{
NResult: make([]uint64, rLast),
}
timeN := 0
for _, u := range units {
sum.NTotal += u.NTotal

43
internal/sysutil/net_linux_test.go
View File

@ -8,6 +8,7 @@ import (
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
const nl = "\n"
@ -48,7 +49,7 @@ func TestDHCPCDStaticConfig(t *testing.T) {
t.Run(tc.name, func(t *testing.T) {
r := bytes.NewReader(tc.data)
has, err := dhcpcdStaticConfig(r, "wlan0")
assert.Nil(t, err)
require.Nil(t, err)
assert.Equal(t, tc.want, has)
})
}
@ -85,26 +86,36 @@ func TestIfacesStaticConfig(t *testing.T) {
t.Run(tc.name, func(t *testing.T) {
r := bytes.NewReader(tc.data)
has, err := ifacesStaticConfig(r, "enp0s3")
assert.Nil(t, err)
require.Nil(t, err)
assert.Equal(t, tc.want, has)
})
}
}
func TestSetStaticIPdhcpcdConf(t *testing.T) {
dhcpcdConf := nl + `interface wlan0` + nl +
`static ip_address=192.168.0.2/24` + nl +
`static routers=192.168.0.1` + nl +
`static domain_name_servers=192.168.0.2` + nl + nl
testCases := []struct {
name string
dhcpcdConf string
routers net.IP
}{{
name: "with_gateway",
dhcpcdConf: nl + `interface wlan0` + nl +
`static ip_address=192.168.0.2/24` + nl +
`static routers=192.168.0.1` + nl +
`static domain_name_servers=192.168.0.2` + nl + nl,
routers: net.IP{192, 168, 0, 1},
}, {
name: "without_gateway",
dhcpcdConf: nl + `interface wlan0` + nl +
`static ip_address=192.168.0.2/24` + nl +
`static domain_name_servers=192.168.0.2` + nl + nl,
routers: nil,
}}
s := updateStaticIPdhcpcdConf("wlan0", "192.168.0.2/24", net.IP{192, 168, 0, 1}, net.IP{192, 168, 0, 2})
assert.Equal(t, dhcpcdConf, s)
// without gateway
dhcpcdConf = nl + `interface wlan0` + nl +
`static ip_address=192.168.0.2/24` + nl +
`static domain_name_servers=192.168.0.2` + nl + nl
s = updateStaticIPdhcpcdConf("wlan0", "192.168.0.2/24", nil, net.IP{192, 168, 0, 2})
assert.Equal(t, dhcpcdConf, s)
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
s := updateStaticIPdhcpcdConf("wlan0", "192.168.0.2/24", tc.routers, net.IP{192, 168, 0, 2})
assert.Equal(t, tc.dhcpcdConf, s)
})
}
}

200
internal/util/autohosts_test.go
View File

@ -11,114 +11,162 @@ import (
"github.com/AdguardTeam/AdGuardHome/internal/aghtest"
"github.com/miekg/dns"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestMain(m *testing.M) {
aghtest.DiscardLogOutput(m)
}
func prepareTestDir() string {
const dir = "./agh-test"
_ = os.RemoveAll(dir)
_ = os.MkdirAll(dir, 0o755)
return dir
func prepareTestFile(t *testing.T) (f *os.File) {
t.Helper()
dir := aghtest.PrepareTestDir(t)
f, err := ioutil.TempFile(dir, "")
require.Nil(t, err)
require.NotNil(t, f)
t.Cleanup(func() {
assert.Nil(t, f.Close())
})
return f
}
func assertWriting(t *testing.T, f *os.File, strs ...string) {
t.Helper()
for _, str := range strs {
n, err := f.WriteString(str)
require.Nil(t, err)
assert.Equal(t, n, len(str))
}
}
func TestAutoHostsResolution(t *testing.T) {
ah := AutoHosts{}
ah := &AutoHosts{}
dir := prepareTestDir()
defer func() { _ = os.RemoveAll(dir) }()
f, _ := ioutil.TempFile(dir, "")
defer func() { _ = os.Remove(f.Name()) }()
defer f.Close()
_, _ = f.WriteString(" 127.0.0.1 host localhost # comment \n")
_, _ = f.WriteString(" ::1 localhost#comment \n")
f := prepareTestFile(t)
assertWriting(t, f,
" 127.0.0.1 host localhost # comment \n",
" ::1 localhost#comment \n",
)
ah.Init(f.Name())
// Existing host
ips := ah.Process("localhost", dns.TypeA)
assert.NotNil(t, ips)
assert.Len(t, ips, 1)
assert.Equal(t, net.ParseIP("127.0.0.1"), ips[0])
t.Run("existing_host", func(t *testing.T) {
ips := ah.Process("localhost", dns.TypeA)
require.Len(t, ips, 1)
assert.Equal(t, net.IPv4(127, 0, 0, 1), ips[0])
})
// Unknown host
ips = ah.Process("newhost", dns.TypeA)
assert.Nil(t, ips)
t.Run("unknown_host", func(t *testing.T) {
ips := ah.Process("newhost", dns.TypeA)
assert.Nil(t, ips)
// Unknown host (comment)
ips = ah.Process("comment", dns.TypeA)
assert.Nil(t, ips)
// Comment.
ips = ah.Process("comment", dns.TypeA)
assert.Nil(t, ips)
})
// Test hosts file
table := ah.List()
names, ok := table["127.0.0.1"]
assert.True(t, ok)
assert.Equal(t, []string{"host", "localhost"}, names)
t.Run("hosts_file", func(t *testing.T) {
names, ok := ah.List()["127.0.0.1"]
require.True(t, ok)
assert.Equal(t, []string{"host", "localhost"}, names)
})
// Test PTR
a, _ := dns.ReverseAddr("127.0.0.1")
a = strings.TrimSuffix(a, ".")
hosts := ah.ProcessReverse(a, dns.TypePTR)
if assert.Len(t, hosts, 2) {
assert.Equal(t, hosts[0], "host")
}
t.Run("ptr", func(t *testing.T) {
testCases := []struct {
wantIP string
wantLen int
wantHost string
}{
{wantIP: "127.0.0.1", wantLen: 2, wantHost: "host"},
{wantIP: "::1", wantLen: 1, wantHost: "localhost"},
}
a, _ = dns.ReverseAddr("::1")
a = strings.TrimSuffix(a, ".")
hosts = ah.ProcessReverse(a, dns.TypePTR)
if assert.Len(t, hosts, 1) {
assert.Equal(t, hosts[0], "localhost")
}
for _, tc := range testCases {
a, err := dns.ReverseAddr(tc.wantIP)
require.Nil(t, err)
a = strings.TrimSuffix(a, ".")
hosts := ah.ProcessReverse(a, dns.TypePTR)
require.Len(t, hosts, tc.wantLen)
assert.Equal(t, tc.wantHost, hosts[0])
}
})
}
func TestAutoHostsFSNotify(t *testing.T) {
ah := AutoHosts{}
ah := &AutoHosts{}
dir := prepareTestDir()
defer func() { _ = os.RemoveAll(dir) }()
f := prepareTestFile(t)
f, _ := ioutil.TempFile(dir, "")
defer func() { _ = os.Remove(f.Name()) }()
defer f.Close()
// Init
_, _ = f.WriteString(" 127.0.0.1 host localhost \n")
assertWriting(t, f, " 127.0.0.1 host localhost \n")
ah.Init(f.Name())
// Unknown host
ips := ah.Process("newhost", dns.TypeA)
assert.Nil(t, ips)
t.Run("unknown_host", func(t *testing.T) {
ips := ah.Process("newhost", dns.TypeA)
assert.Nil(t, ips)
})
// Stat monitoring for changes
// Start monitoring for changes.
ah.Start()
defer ah.Close()
t.Cleanup(ah.Close)
// Update file
_, _ = f.WriteString("127.0.0.2 newhost\n")
_ = f.Sync()
assertWriting(t, f, "127.0.0.2 newhost\n")
require.Nil(t, f.Sync())
// wait until fsnotify has triggerred and processed the file-modification event
// Wait until fsnotify has triggerred and processed the
// file-modification event.
time.Sleep(50 * time.Millisecond)
// Check if we are notified about changes
ips = ah.Process("newhost", dns.TypeA)
assert.NotNil(t, ips)
assert.Len(t, ips, 1)
assert.True(t, net.IP{127, 0, 0, 2}.Equal(ips[0]))
t.Run("notified", func(t *testing.T) {
ips := ah.Process("newhost", dns.TypeA)
assert.NotNil(t, ips)
require.Len(t, ips, 1)
assert.True(t, net.IP{127, 0, 0, 2}.Equal(ips[0]))
})
}
func TestIP(t *testing.T) {
assert.True(t, net.IP{127, 0, 0, 1}.Equal(DNSUnreverseAddr("1.0.0.127.in-addr.arpa")))
assert.Equal(t, "::abcd:1234", DNSUnreverseAddr("4.3.2.1.d.c.b.a.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa").String())
assert.Equal(t, "::abcd:1234", DNSUnreverseAddr("4.3.2.1.d.c.B.A.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa").String())
func TestDNSReverseAddr(t *testing.T) {
testCases := []struct {
name string
have string
want net.IP
}{{
name: "good_ipv4",
have: "1.0.0.127.in-addr.arpa",
want: net.IP{127, 0, 0, 1},
}, {
name: "good_ipv6",
have: "4.3.2.1.d.c.b.a.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa",
want: net.ParseIP("::abcd:1234"),
}, {
name: "good_ipv6_case",
have: "4.3.2.1.d.c.B.A.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa",
want: net.ParseIP("::abcd:1234"),
}, {
name: "bad_ipv4_dot",
have: "1.0.0.127.in-addr.arpa.",
}, {
name: "wrong_ipv4",
have: ".0.0.127.in-addr.arpa",
}, {
name: "wrong_ipv6",
have: ".3.2.1.d.c.b.a.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa",
}, {
name: "bad_ipv6_dot",
have: "4.3.2.1.d.c.b.a.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0..ip6.arpa",
}, {
name: "bad_ipv6_space",
have: "4.3.2.1.d.c.b. .0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa",
}}
assert.Nil(t, DNSUnreverseAddr("1.0.0.127.in-addr.arpa."))
assert.Nil(t, DNSUnreverseAddr(".0.0.127.in-addr.arpa"))
assert.Nil(t, DNSUnreverseAddr(".3.2.1.d.c.b.a.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa"))
assert.Nil(t, DNSUnreverseAddr("4.3.2.1.d.c.b.a.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0..ip6.arpa"))
assert.Nil(t, DNSUnreverseAddr("4.3.2.1.d.c.b. .0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa"))
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
ip := DNSUnreverseAddr(tc.have)
assert.True(t, tc.want.Equal(ip))
})
}
}

4
internal/util/helpers_test.go
View File

@ -4,12 +4,14 @@ import (
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestSplitNext(t *testing.T) {
s := " a,b , c "
assert.Equal(t, "a", SplitNext(&s, ','))
assert.Equal(t, "b", SplitNext(&s, ','))
assert.Equal(t, "c", SplitNext(&s, ','))
assert.Empty(t, s)
require.Empty(t, s)
}

17
internal/util/network_test.go
View File

@ -2,22 +2,15 @@ package util
import (
"testing"
"github.com/stretchr/testify/require"
)
func TestGetValidNetInterfacesForWeb(t *testing.T) {
ifaces, err := GetValidNetInterfacesForWeb()
if err != nil {
t.Fatalf("Cannot get net interfaces: %s", err)
}
if len(ifaces) == 0 {
t.Fatalf("No net interfaces found")
}
require.Nilf(t, err, "Cannot get net interfaces: %s", err)
require.NotEmpty(t, ifaces, "No net interfaces found")
for _, iface := range ifaces {
if len(iface.Addresses) == 0 {
t.Fatalf("No addresses found for %s", iface.Name)
}
t.Logf("%v", iface)
require.NotEmptyf(t, iface.Addresses, "No addresses found for %s", iface.Name)
}
}