AdGuardHome/internal/aghnet/systemresolvers_others_test.go
Eugene Burkov c4a13b92d2 cherry-pick: 3157 excessive ptrs
Merge in DNS/adguard-home from 3157-excessive-ptrs to master

Updates #3157.

Squashed commit of the following:

commit 6803988240dca2f147bb80a5b3f78d7749d2fa14
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Tue Apr 19 14:50:01 2022 +0300

    aghnet: and again

commit 1a7f4d1dbc8fd4d3ae620349917526a75fa71b47
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Tue Apr 19 14:49:20 2022 +0300

    aghnet: docs again

commit d88da1fc7135f3cd03aff10b02d9957c8ffdfd30
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Tue Apr 19 14:47:36 2022 +0300

    aghnet: imp docs

commit c45dbc7800e882c6c4110aab640c32b03046f89a
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Tue Apr 19 14:41:19 2022 +0300

    aghnet: keep alphabetical order

commit b61781785d096ef43f60fb4f1905a4ed3cdf7c68
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Tue Apr 19 13:50:56 2022 +0300

    aghnet: imp code quality

commit 578dbd71ed2f2089c69343d7d4bf8bbc29150ace
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Tue Apr 12 17:02:38 2022 +0300

    aghnet: imp arp container
2022-06-02 17:05:18 +03:00

82 lines
1.6 KiB
Go

//go:build !windows
// +build !windows
package aghnet
import (
"context"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func createTestSystemResolversImpl(
t *testing.T,
hostGenFunc HostGenFunc,
) (imp *systemResolvers) {
t.Helper()
sr := createTestSystemResolvers(t, hostGenFunc)
require.IsType(t, (*systemResolvers)(nil), sr)
return sr.(*systemResolvers)
}
func TestSystemResolvers_Refresh(t *testing.T) {
t.Run("expected_error", func(t *testing.T) {
sr := createTestSystemResolvers(t, nil)
assert.NoError(t, sr.refresh())
})
t.Run("unexpected_error", func(t *testing.T) {
_, err := NewSystemResolvers(func() string {
return "127.0.0.1::123"
})
assert.Error(t, err)
})
}
func TestSystemResolvers_DialFunc(t *testing.T) {
imp := createTestSystemResolversImpl(t, nil)
testCases := []struct {
want error
name string
address string
}{{
want: errFakeDial,
name: "valid_ipv4",
address: "127.0.0.1",
}, {
want: errFakeDial,
name: "valid_ipv6_port",
address: "[::1]:53",
}, {
want: errFakeDial,
name: "valid_ipv6_zone_port",
address: "[::1%lo0]:53",
}, {
want: errBadAddrPassed,
name: "invalid_split_host",
address: "127.0.0.1::123",
}, {
want: errUnexpectedHostFormat,
name: "invalid_ipv6_zone_port",
address: "[::1%%lo0]:53",
}, {
want: errBadAddrPassed,
name: "invalid_parse_ip",
address: "not-ip",
}}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
conn, err := imp.dialFunc(context.Background(), "", tc.address)
require.Nil(t, conn)
assert.ErrorIs(t, err, tc.want)
})
}
}