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|
package build
import (
"context"
"strings"
"testing"
"github.com/stretchr/testify/require"
)
func TestToBuildkitExtraHosts(t *testing.T) {
tests := []struct {
doc string
input []string
expectedOut string // Expect output==input if not set.
expectedErr string // Expect success if not set.
}{
{
doc: "IPv4, colon sep",
input: []string{`myhost:192.168.0.1`},
expectedOut: `myhost=192.168.0.1`,
},
{
doc: "IPv4, eq sep",
input: []string{`myhost=192.168.0.1`},
},
{
doc: "Weird but permitted, IPv4 with brackets",
input: []string{`myhost=[192.168.0.1]`},
expectedOut: `myhost=192.168.0.1`,
},
{
doc: "Host and domain",
input: []string{`host.and.domain.invalid:10.0.2.1`},
expectedOut: `host.and.domain.invalid=10.0.2.1`,
},
{
doc: "IPv6, colon sep",
input: []string{`anipv6host:2003:ab34:e::1`},
expectedOut: `anipv6host=2003:ab34:e::1`,
},
{
doc: "IPv6, colon sep, brackets",
input: []string{`anipv6host:[2003:ab34:e::1]`},
expectedOut: `anipv6host=2003:ab34:e::1`,
},
{
doc: "IPv6, eq sep, brackets",
input: []string{`anipv6host=[2003:ab34:e::1]`},
expectedOut: `anipv6host=2003:ab34:e::1`,
},
{
doc: "IPv6 localhost, colon sep",
input: []string{`ipv6local:::1`},
expectedOut: `ipv6local=::1`,
},
{
doc: "IPv6 localhost, eq sep",
input: []string{`ipv6local=::1`},
},
{
doc: "IPv6 localhost, eq sep, brackets",
input: []string{`ipv6local=[::1]`},
expectedOut: `ipv6local=::1`,
},
{
doc: "IPv6 localhost, non-canonical, colon sep",
input: []string{`ipv6local:0:0:0:0:0:0:0:1`},
expectedOut: `ipv6local=0:0:0:0:0:0:0:1`,
},
{
doc: "IPv6 localhost, non-canonical, eq sep",
input: []string{`ipv6local=0:0:0:0:0:0:0:1`},
},
{
doc: "IPv6 localhost, non-canonical, eq sep, brackets",
input: []string{`ipv6local=[0:0:0:0:0:0:0:1]`},
expectedOut: `ipv6local=0:0:0:0:0:0:0:1`,
},
{
doc: "Bad address, colon sep",
input: []string{`myhost:192.notanipaddress.1`},
expectedErr: `invalid IP address in add-host: "192.notanipaddress.1"`,
},
{
doc: "Bad address, eq sep",
input: []string{`myhost=192.notanipaddress.1`},
expectedErr: `invalid IP address in add-host: "192.notanipaddress.1"`,
},
{
doc: "No sep",
input: []string{`thathost-nosemicolon10.0.0.1`},
expectedErr: `bad format for add-host: "thathost-nosemicolon10.0.0.1"`,
},
{
doc: "Bad IPv6",
input: []string{`anipv6host:::::1`},
expectedErr: `invalid IP address in add-host: "::::1"`,
},
{
doc: "Bad IPv6, trailing colons",
input: []string{`ipv6local:::0::`},
expectedErr: `invalid IP address in add-host: "::0::"`,
},
{
doc: "Bad IPv6, missing close bracket",
input: []string{`ipv6addr=[::1`},
expectedErr: `invalid IP address in add-host: "[::1"`,
},
{
doc: "Bad IPv6, missing open bracket",
input: []string{`ipv6addr=::1]`},
expectedErr: `invalid IP address in add-host: "::1]"`,
},
{
doc: "Missing address, colon sep",
input: []string{`myhost.invalid:`},
expectedErr: `invalid IP address in add-host: ""`,
},
{
doc: "Missing address, eq sep",
input: []string{`myhost.invalid=`},
expectedErr: `invalid IP address in add-host: ""`,
},
{
doc: "No input",
input: []string{``},
expectedErr: `bad format for add-host: ""`,
},
}
for _, tc := range tests {
tc := tc
if tc.expectedOut == "" {
tc.expectedOut = strings.Join(tc.input, ",")
}
t.Run(tc.doc, func(t *testing.T) {
actualOut, actualErr := toBuildkitExtraHosts(context.TODO(), tc.input, nil)
if tc.expectedErr == "" {
require.Equal(t, tc.expectedOut, actualOut)
require.Nil(t, actualErr)
} else {
require.Zero(t, actualOut)
require.Error(t, actualErr, tc.expectedErr)
}
})
}
}
|
