badguardhome/internal/aghnet/systemresolvers_others_test.go

75 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)
})
}
}