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// ⚡️ Fiber is an Express inspired web framework written in Go with ☕️
// 🤖 Github Repository: https://github.com/gofiber/fiber
// 📌 API Documentation: https://docs.gofiber.io
package utils
import (
"testing"
"github.com/stretchr/testify/require"
)
func Test_AddTrailingSlashBytes(t *testing.T) {
t.Parallel()
testCases := []struct {
name string
in []byte
want []byte
}{
{name: "empty", in: []byte(""), want: []byte("/")},
{name: "slash-only", in: []byte("/"), want: []byte("/")},
{name: "short-no-slash", in: []byte("abc"), want: []byte("abc/")},
{name: "short-with-slash", in: []byte("abc/"), want: []byte("abc/")},
{name: "path-no-slash", in: []byte("/api/v1/users"), want: []byte("/api/v1/users/")},
{name: "path-with-slash", in: []byte("/api/v1/users/"), want: []byte("/api/v1/users/")},
{name: "double-slash", in: []byte("abc//"), want: []byte("abc//")},
{name: "unicode", in: []byte("/日本語"), want: []byte("/日本語/")},
}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
t.Parallel()
result := AddTrailingSlashBytes(tc.in)
require.Equal(t, tc.want, result)
})
}
}
func Test_AddTrailingSlashBytes_NoMutation(t *testing.T) {
t.Parallel()
original := []byte("test")
originalCopy := make([]byte, len(original))
copy(originalCopy, original)
_ = AddTrailingSlashBytes(original)
require.Equal(t, originalCopy, original, "original slice should not be mutated")
}
func Test_AddTrailingSlashBytes_ReturnsSame(t *testing.T) {
t.Parallel()
input := []byte("test/")
result := AddTrailingSlashBytes(input)
require.Equal(t, input, result)
require.Same(t, &input[0], &result[0], "should return same slice instance")
}
func Benchmark_AddTrailingSlashBytes(b *testing.B) {
cases := []struct {
name string
input []byte
}{
{name: "empty", input: []byte("")},
{name: "slash-only", input: []byte("/")},
{name: "short-no-slash", input: []byte("abc")},
{name: "short-with-slash", input: []byte("abc/")},
{name: "path-no-slash", input: []byte("/api/v1/users")},
{name: "path-with-slash", input: []byte("/api/v1/users/")},
}
for _, tc := range cases {
b.Run(tc.name, func(b *testing.B) {
b.ReportAllocs()
var res []byte
for i := 0; i < b.N; i++ {
res = AddTrailingSlashBytes(tc.input)
}
_ = res
})
}
}
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