Files
narratio/internal/pathsafe/relative_destination_test.go

119 lines
4.1 KiB
Go

package pathsafe
import (
"errors"
"path/filepath"
"strings"
"testing"
)
func TestNormalizeRelativeDestination(t *testing.T) {
tests := []struct {
name string
input string
want string
wantErr error
}{
{name: "simple", input: "artifacts/session_recap.md", want: "artifacts/session_recap.md"},
{name: "backslashes become slashes", input: `artifacts\session_recap.md`, want: "artifacts/session_recap.md"},
{name: "cleans dot segments", input: "artifacts/./session_recap.md", want: "artifacts/session_recap.md"},
{name: "reject empty", input: "", wantErr: ErrRelativePathRequired},
{name: "reject dot", input: ".", wantErr: ErrRelativePathRequired},
{name: "reject unix absolute", input: "/artifacts/session_recap.md", wantErr: ErrRelativePathAbsolute},
{name: "reject windows absolute", input: `C:\artifacts\session_recap.md`, wantErr: ErrRelativePathAbsolute},
{name: "reject traversal", input: "../artifacts/session_recap.md", wantErr: ErrRelativePathEscape},
{name: "reject traversal after clean", input: "a/../../session_recap.md", wantErr: ErrRelativePathEscape},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got, err := NormalizeRelativeDestination(tt.input)
if tt.wantErr != nil {
if !errors.Is(err, tt.wantErr) {
t.Fatalf("NormalizeRelativeDestination() error = %v, want %v", err, tt.wantErr)
}
return
}
if err != nil {
t.Fatalf("NormalizeRelativeDestination() error = %v", err)
}
if got != tt.want {
t.Fatalf("NormalizeRelativeDestination() = %q, want %q", got, tt.want)
}
})
}
}
func TestJoinSlashRelativeUnderRoot(t *testing.T) {
root := filepath.Join(t.TempDir(), "session")
tests := []struct {
name string
input string
want string
wantErr error
}{
{name: "valid relative", input: "artifacts/session_recap.md", want: filepath.Join(root, "artifacts", "session_recap.md")},
{name: "windows separators normalized", input: `artifacts\session_recap.md`, want: filepath.Join(root, "artifacts", "session_recap.md")},
{name: "reject empty", input: "", wantErr: ErrRelativePathRequired},
{name: "reject absolute", input: "/artifacts/session_recap.md", wantErr: ErrRelativePathAbsolute},
{name: "reject traversal", input: "../artifacts/session_recap.md", wantErr: ErrRelativePathEscape},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got, err := JoinSlashRelativeUnderRoot(root, tt.input)
if tt.wantErr != nil {
if !errors.Is(err, tt.wantErr) {
t.Fatalf("JoinSlashRelativeUnderRoot() error = %v, want %v", err, tt.wantErr)
}
return
}
if err != nil {
t.Fatalf("JoinSlashRelativeUnderRoot() error = %v", err)
}
if got != tt.want {
t.Fatalf("JoinSlashRelativeUnderRoot() = %q, want %q", got, tt.want)
}
})
}
}
func TestSlashRelativeFromRoot(t *testing.T) {
root := filepath.Join(t.TempDir(), "session")
target := filepath.Join(root, "transcripts", "full.json")
got, err := SlashRelativeFromRoot(root, target)
if err != nil {
t.Fatalf("SlashRelativeFromRoot() error = %v", err)
}
if got != "transcripts/full.json" {
t.Fatalf("SlashRelativeFromRoot() = %q, want transcripts/full.json", got)
}
got, err = SlashRelativeFromRoot(root, `transcripts\full.json`)
if err != nil {
t.Fatalf("SlashRelativeFromRoot(relative with windows separators) error = %v", err)
}
if got != "transcripts/full.json" {
t.Fatalf("SlashRelativeFromRoot(relative with windows separators) = %q, want transcripts/full.json", got)
}
}
func TestSlashRelativeFromRootRejectsOutsideRoot(t *testing.T) {
root := filepath.Join(t.TempDir(), "session")
outside := filepath.Join(filepath.Dir(root), "outside", "file.txt")
_, err := SlashRelativeFromRoot(root, outside)
if !errors.Is(err, ErrRelativePathEscape) {
t.Fatalf("SlashRelativeFromRoot() error = %v, want %v", err, ErrRelativePathEscape)
}
}
func TestJoinSlashRelativeUnderRootRequiresRoot(t *testing.T) {
_, err := JoinSlashRelativeUnderRoot("", "artifacts/session_recap.md")
if err == nil || !strings.Contains(err.Error(), "root path is required") {
t.Fatalf("JoinSlashRelativeUnderRoot() error = %v, want root-required error", err)
}
}