AdGuardHome/internal/aghnet/addr_test.go

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package aghnet
import (
"net"
"strings"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestValidateHardwareAddress(t *testing.T) {
testCases := []struct {
name string
wantErrMsg string
in net.HardwareAddr
}{{
name: "success_eui_48",
wantErrMsg: "",
in: net.HardwareAddr{0x00, 0x01, 0x02, 0x03, 0x04, 0x05},
}, {
name: "success_eui_64",
wantErrMsg: "",
in: net.HardwareAddr{0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07},
}, {
name: "success_infiniband",
wantErrMsg: "",
in: net.HardwareAddr{
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
0x10, 0x11, 0x12, 0x13,
},
}, {
name: "error_nil",
wantErrMsg: `validating hardware address "": address is empty`,
in: nil,
}, {
name: "error_empty",
wantErrMsg: `validating hardware address "": address is empty`,
in: net.HardwareAddr{},
}, {
name: "error_bad",
wantErrMsg: `validating hardware address "00:01:02:03": bad len: 4`,
in: net.HardwareAddr{0x00, 0x01, 0x02, 0x03},
}}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
err := ValidateHardwareAddress(tc.in)
if tc.wantErrMsg == "" {
assert.NoError(t, err)
} else {
require.Error(t, err)
assert.Equal(t, tc.wantErrMsg, err.Error())
}
})
}
}
func repeatStr(b *strings.Builder, s string, n int) {
for i := 0; i < n; i++ {
_, _ = b.WriteString(s)
}
}
func TestValidateDomainName(t *testing.T) {
b := &strings.Builder{}
repeatStr(b, "a", 255)
longDomainName := b.String()
b.Reset()
repeatStr(b, "a", 64)
longLabel := b.String()
_, _ = b.WriteString(".com")
longLabelDomainName := b.String()
testCases := []struct {
name string
in string
wantErrMsg string
}{{
name: "success",
in: "example.com",
wantErrMsg: "",
}, {
name: "success_idna",
in: "пример.рф",
wantErrMsg: "",
}, {
name: "bad_symbol",
in: "!!!",
wantErrMsg: `invalid domain name label at index 0: ` +
`invalid char '!' at index 0 in "!!!"`,
}, {
name: "bad_length",
in: longDomainName,
wantErrMsg: `"` + longDomainName + `" is too long, max: 253`,
}, {
name: "bad_label_length",
in: longLabelDomainName,
wantErrMsg: `invalid domain name label at index 0: "` + longLabel +
`" is too long, max: 63`,
}, {
name: "bad_label_empty",
in: "example..com",
wantErrMsg: `invalid domain name label at index 1: label is empty`,
}, {
name: "bad_label_first_symbol",
in: "example.-aa.com",
wantErrMsg: `invalid domain name label at index 1:` +
` invalid char '-' at index 0 in "-aa"`,
}, {
name: "bad_label_symbol",
in: "example.a!!!.com",
wantErrMsg: `invalid domain name label at index 1:` +
` invalid char '!' at index 1 in "a!!!"`,
}}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
err := ValidateDomainName(tc.in)
if tc.wantErrMsg == "" {
assert.NoError(t, err)
} else {
require.Error(t, err)
assert.Equal(t, tc.wantErrMsg, err.Error())
}
})
}
}