AdGuardHome/internal/aghnet/systemresolvers_others_test.go
Eugene Burkov 3b2f5d7842 Pull request: 2704 local resolvers vol.1
Merge in DNS/adguard-home from 2704-local-addresses-vol.1 to master

Updates #2704.
Updates #2829.
Updates #2846.

Squashed commit of the following:

commit 9a49b3d27edcb30da7f16a065226907833b1dc81
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Mon Mar 22 15:39:17 2021 +0300

    aghnet: imp docs and logging

commit 74f95a29c55b9e732276601b0ecc63fb7c3a9f9e
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Fri Mar 19 20:56:51 2021 +0300

    all: fix friday evening mistakes

commit 0e2066bc5c16ed807fa601780b99e154502361a9
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Fri Mar 19 20:51:15 2021 +0300

    all: upd testify, imp code quality

commit 8237c50b670c58361ccf7adec3ff2452b1196677
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Fri Mar 19 20:19:29 2021 +0300

    aghnet: imp test naming

commit 14eb1e189339554c0a6d38e2ba7a93917774ebab
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Fri Mar 19 19:41:43 2021 +0300

    aghnet: isolate windows-specific functionality

commit d461ac8b18c187999da3e3aba116571b7ebe6785
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Fri Mar 19 14:50:05 2021 +0300

    aghnet: imp code quality

commit d0ee01cb1f8613de2085c0f2f2f396e46beb52a5
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Fri Mar 19 11:59:10 2021 +0300

    all: mv funcs to agherr, mk system resolvers getter
2021-03-22 16:46:36 +03:00

74 lines
1.4 KiB
Go

// +build !windows
package aghnet
import (
"context"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func createTestSystemResolversImp(
t *testing.T,
refreshDur time.Duration,
hostGenFunc HostGenFunc,
) (imp *systemResolvers) {
t.Helper()
sr := createTestSystemResolvers(t, refreshDur, hostGenFunc)
var ok bool
imp, ok = sr.(*systemResolvers)
require.True(t, ok)
return imp
}
func TestSystemResolvers_Refresh(t *testing.T) {
t.Run("expected_error", func(t *testing.T) {
sr := createTestSystemResolvers(t, 0, nil)
assert.NoError(t, sr.Refresh())
})
t.Run("unexpected_error", func(t *testing.T) {
_, err := NewSystemResolvers(0, func() string {
return "127.0.0.1::123"
})
assert.Error(t, err)
})
}
func TestSystemResolvers_DialFunc(t *testing.T) {
imp := createTestSystemResolversImp(t, 0, nil)
testCases := []struct {
name string
address string
want error
}{{
name: "valid",
address: "127.0.0.1",
want: fakeDialErr,
}, {
name: "invalid_split_host",
address: "127.0.0.1::123",
want: badAddrPassedErr,
}, {
name: "invalid_parse_ip",
address: "not-ip",
want: badAddrPassedErr,
}}
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)
})
}
}