Files
Dwi Siswanto b84480ae18 fix(utils): normalize unbracketed IPv6 literals for probing
Fix ambiguous interpretation of IPv6 addresses
like "::1:8065" by bracketing them before URL
formation to make sure they are treated as hosts
rather than "host:port" pairs.

Close #6960

Signed-off-by: Dwi Siswanto <git@dw1.io>
2026-03-05 12:50:52 +07:00

97 lines
2.4 KiB
Go

package utils
import (
"testing"
"github.com/stretchr/testify/require"
)
func TestDetermineSchemeOrder(t *testing.T) {
type testCase struct {
input string
expected []string
}
tests := []testCase{
// No port or uncommon ports should return https first
{"example.com", []string{"https", "http"}},
{"example.com:443", []string{"https", "http"}},
{"127.0.0.1", []string{"https", "http"}},
{"[fe80::1]:443", []string{"https", "http"}},
// Common HTTP ports should return http first
{"example.com:80", []string{"http", "https"}},
{"example.com:8080", []string{"http", "https"}},
{"127.0.0.1:80", []string{"http", "https"}},
{"127.0.0.1:8080", []string{"http", "https"}},
{"fe80::1", []string{"https", "http"}},
{"[fe80::1]:80", []string{"http", "https"}},
{"[fe80::1]:8080", []string{"http", "https"}},
}
for _, tc := range tests {
t.Run(tc.input, func(t *testing.T) {
actual := determineSchemeOrder(tc.input)
require.Equal(t, tc.expected, actual)
})
}
}
func TestDetermineSchemeOrderWithHighPorts(t *testing.T) {
type testCase struct {
input string
expected []string
}
tests := []testCase{
// Ports > 1024 should return http first
{"example.com:2048", []string{"http", "https"}},
{"example.com:8081", []string{"http", "https"}},
{"[fe80::1]:2048", []string{"http", "https"}},
{"[fe80::1]:12345", []string{"http", "https"}},
}
for _, tc := range tests {
t.Run(tc.input, func(t *testing.T) {
actual := determineSchemeOrder(tc.input)
require.Equal(t, tc.expected, actual)
})
}
}
func TestDetermineSchemeOrderAmbiguousIPv6Literal(t *testing.T) {
tests := []struct {
input string
expected []string
}{
{"::1:8065", []string{"https", "http"}},
{"[::1]:8065", []string{"http", "https"}},
}
for _, tc := range tests {
t.Run(tc.input, func(t *testing.T) {
actual := determineSchemeOrder(normalizeProbeInput(tc.input))
require.Equal(t, tc.expected, actual)
})
}
}
func TestNormalizeProbeInput(t *testing.T) {
tests := []struct {
input string
expected string
}{
{"::1:8065", "[::1:8065]"},
{"fe80::1", "[fe80::1]"},
{"[::1]:8065", "[::1]:8065"},
{"127.0.0.1:8080", "127.0.0.1:8080"},
{"example.com:443", "example.com:443"},
}
for _, tc := range tests {
t.Run(tc.input, func(t *testing.T) {
actual := normalizeProbeInput(tc.input)
require.Equal(t, tc.expected, actual)
})
}
}