add test for the wall app
Signed-off-by: GnomeZworc <nicolas.boufidjeline@g3e.fr>
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GPG key ID:
4406BBBF8845D632
15 changed files with 3022 additions and 1 deletions
278
internal/clone/apt/metadata_gen_test.go
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278
internal/clone/apt/metadata_gen_test.go
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package apt
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import (
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"bytes"
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"compress/gzip"
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"os"
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"path/filepath"
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"strings"
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"testing"
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)
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var testCfg = Config{
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Suite: "bookworm",
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Components: []string{"main"},
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Architectures: []string{"amd64"},
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}
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// buildPackagesGz creates a gzipped Packages file from a list of stanzas.
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func buildPackagesGz(t *testing.T, stanzas []string) []byte {
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t.Helper()
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plain := []byte(strings.Join(stanzas, "\n\n") + "\n")
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var buf bytes.Buffer
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gzw := gzip.NewWriter(&buf)
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gzw.Write(plain)
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gzw.Close()
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return buf.Bytes()
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}
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func makeStanza(pkg, version, filename, sha256 string, size int) string {
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return strings.Join([]string{
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"Package: " + pkg,
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"Version: " + version,
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"Architecture: amd64",
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"Filename: " + filename,
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"SHA256: " + sha256,
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"Size: " + itoa(size),
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}, "\n")
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}
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func itoa(n int) string {
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if n == 0 {
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return "0"
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}
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buf := make([]byte, 0, 10)
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for n > 0 {
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buf = append([]byte{byte('0' + n%10)}, buf...)
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n /= 10
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}
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return string(buf)
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}
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// setupAptRepo creates the directory structure and writes the upstream
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// Packages.gz for component/arch. It creates the given deb files on disk.
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func setupAptRepo(t *testing.T, stanzas []string, presentOnDisk []string) string {
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t.Helper()
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dir := t.TempDir()
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binDir := filepath.Join(dir, "dists", testCfg.Suite, "main", "binary-amd64")
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os.MkdirAll(binDir, 0o755)
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os.MkdirAll(filepath.Join(dir, "pool"), 0o755)
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// Write upstream Packages.gz.
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gzData := buildPackagesGz(t, stanzas)
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if err := os.WriteFile(filepath.Join(binDir, upstreamPackagesGz), gzData, 0o644); err != nil {
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t.Fatalf("write upstream Packages.gz: %v", err)
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}
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// Create selected deb files on disk.
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for _, filename := range presentOnDisk {
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dest := filepath.Join(dir, filepath.FromSlash(filename))
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os.MkdirAll(filepath.Dir(dest), 0o755)
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if err := os.WriteFile(dest, []byte("fake-deb"), 0o644); err != nil {
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t.Fatalf("write deb %s: %v", filename, err)
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}
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}
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return dir
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}
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// readLocalPackages reads and parses the local Packages file (plain text).
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func readLocalPackages(t *testing.T, dir string) []DebPackage {
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t.Helper()
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path := filepath.Join(dir, "dists", testCfg.Suite, "main", "binary-amd64", "Packages")
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data, err := os.ReadFile(path)
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if err != nil {
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t.Fatalf("read Packages: %v", err)
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}
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pkgs, err := ParsePackages(data)
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if err != nil {
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t.Fatalf("parse Packages: %v", err)
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}
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return pkgs
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}
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// --- InitEmptyRepo ---
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func TestInitEmptyRepo_createsStructure(t *testing.T) {
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dir := t.TempDir()
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if err := InitEmptyRepo(dir, testCfg); err != nil {
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t.Fatalf("InitEmptyRepo: %v", err)
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}
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for _, path := range []string{
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filepath.Join(dir, "pool"),
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filepath.Join(dir, "dists", testCfg.Suite),
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filepath.Join(dir, "dists", testCfg.Suite, "main", "binary-amd64"),
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filepath.Join(dir, "dists", testCfg.Suite, "Release"),
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} {
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if _, err := os.Stat(path); err != nil {
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t.Errorf("expected %s to exist: %v", path, err)
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}
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}
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}
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func TestInitEmptyRepo_releaseIsParseable(t *testing.T) {
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dir := t.TempDir()
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InitEmptyRepo(dir, testCfg)
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data, _ := os.ReadFile(filepath.Join(dir, "dists", testCfg.Suite, "Release"))
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rf, err := ParseRelease(data)
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if err != nil {
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t.Fatalf("ParseRelease on generated file: %v", err)
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}
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if rf.Suite != testCfg.Suite {
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t.Errorf("Suite: got %q, want %q", rf.Suite, testCfg.Suite)
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}
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}
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func TestInitEmptyRepo_idempotent(t *testing.T) {
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dir := t.TempDir()
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InitEmptyRepo(dir, testCfg)
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releaseBefore, _ := os.ReadFile(filepath.Join(dir, "dists", testCfg.Suite, "Release"))
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InitEmptyRepo(dir, testCfg) // second call
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releaseAfter, _ := os.ReadFile(filepath.Join(dir, "dists", testCfg.Suite, "Release"))
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if !bytes.Equal(releaseBefore, releaseAfter) {
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t.Error("second InitEmptyRepo modified Release file")
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}
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}
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// --- RegenerateMetadata ---
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func TestRegenerateMetadata_keepsOnlyPresentFiles(t *testing.T) {
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stanzas := []string{
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makeStanza("curl", "7.88", "pool/main/c/curl/curl_7.88_amd64.deb", "aaa", 100),
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makeStanza("wget", "1.21", "pool/main/w/wget/wget_1.21_amd64.deb", "bbb", 200),
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makeStanza("vim", "9.0", "pool/main/v/vim/vim_9.0_amd64.deb", "ccc", 300),
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}
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// Only curl and vim are present.
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present := []string{
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"pool/main/c/curl/curl_7.88_amd64.deb",
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"pool/main/v/vim/vim_9.0_amd64.deb",
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}
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dir := setupAptRepo(t, stanzas, present)
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if err := RegenerateMetadata(dir, testCfg); err != nil {
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t.Fatalf("RegenerateMetadata: %v", err)
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}
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pkgs := readLocalPackages(t, dir)
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if len(pkgs) != 2 {
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t.Fatalf("expected 2 packages, got %d", len(pkgs))
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}
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names := map[string]bool{pkgs[0].Package: true, pkgs[1].Package: true}
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if !names["curl"] {
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t.Error("expected curl in output")
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}
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if !names["vim"] {
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t.Error("expected vim in output")
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}
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if names["wget"] {
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t.Error("wget should be filtered out (not on disk)")
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}
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}
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func TestRegenerateMetadata_allAbsent(t *testing.T) {
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stanzas := []string{
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makeStanza("curl", "7.88", "pool/main/c/curl/curl_7.88_amd64.deb", "aaa", 100),
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}
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dir := setupAptRepo(t, stanzas, nil) // nothing on disk
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if err := RegenerateMetadata(dir, testCfg); err != nil {
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t.Fatalf("RegenerateMetadata: %v", err)
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}
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pkgs := readLocalPackages(t, dir)
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if len(pkgs) != 0 {
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t.Errorf("expected 0 packages, got %d", len(pkgs))
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}
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}
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func TestRegenerateMetadata_writesRelease(t *testing.T) {
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stanzas := []string{
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makeStanza("curl", "7.88", "pool/main/c/curl/curl_7.88_amd64.deb", "aaa", 100),
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}
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dir := setupAptRepo(t, stanzas, []string{"pool/main/c/curl/curl_7.88_amd64.deb"})
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if err := RegenerateMetadata(dir, testCfg); err != nil {
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t.Fatalf("RegenerateMetadata: %v", err)
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}
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releasePath := filepath.Join(dir, "dists", testCfg.Suite, "Release")
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data, err := os.ReadFile(releasePath)
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if err != nil {
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t.Fatalf("Release not written: %v", err)
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}
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rf, err := ParseRelease(data)
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if err != nil {
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t.Fatalf("ParseRelease: %v", err)
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}
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if rf.Suite != testCfg.Suite {
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t.Errorf("Suite: got %q, want %q", rf.Suite, testCfg.Suite)
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}
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// Release must reference both Packages and Packages.gz.
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paths := map[string]bool{}
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for _, e := range rf.SHA256 {
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paths[e.Path] = true
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}
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if !paths["main/binary-amd64/Packages"] {
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t.Error("Release missing main/binary-amd64/Packages entry")
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}
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if !paths["main/binary-amd64/Packages.gz"] {
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t.Error("Release missing main/binary-amd64/Packages.gz entry")
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}
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}
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func TestRegenerateMetadata_writesPackagesGz(t *testing.T) {
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stanzas := []string{
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makeStanza("curl", "7.88", "pool/main/c/curl/curl_7.88_amd64.deb", "aaa", 100),
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}
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dir := setupAptRepo(t, stanzas, []string{"pool/main/c/curl/curl_7.88_amd64.deb"})
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RegenerateMetadata(dir, testCfg)
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gzPath := filepath.Join(dir, "dists", testCfg.Suite, "main", "binary-amd64", "Packages.gz")
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if _, err := os.Stat(gzPath); err != nil {
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t.Errorf("Packages.gz not written: %v", err)
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}
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}
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func TestRegenerateMetadata_noUpstream_skips(t *testing.T) {
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// No .upstream-Packages.gz — should return nil (skip silently).
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dir := t.TempDir()
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os.MkdirAll(filepath.Join(dir, "dists", testCfg.Suite, "main", "binary-amd64"), 0o755)
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if err := RegenerateMetadata(dir, testCfg); err != nil {
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t.Errorf("expected no error when upstream missing, got: %v", err)
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}
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}
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func TestRegenerateMetadata_alwaysFiltersFromUpstream(t *testing.T) {
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// Two successive regens must always start from the upstream list.
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stanzas := []string{
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makeStanza("curl", "7.88", "pool/main/c/curl/curl_7.88_amd64.deb", "aaa", 100),
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makeStanza("wget", "1.21", "pool/main/w/wget/wget_1.21_amd64.deb", "bbb", 200),
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}
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dir := setupAptRepo(t, stanzas, []string{"pool/main/c/curl/curl_7.88_amd64.deb"})
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// First regen: only curl.
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RegenerateMetadata(dir, testCfg)
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if len(readLocalPackages(t, dir)) != 1 {
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t.Fatal("first regen: expected 1 package")
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}
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// Add wget, regen again.
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dest := filepath.Join(dir, "pool/main/w/wget/wget_1.21_amd64.deb")
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os.MkdirAll(filepath.Dir(dest), 0o755)
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os.WriteFile(dest, []byte("fake"), 0o644)
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RegenerateMetadata(dir, testCfg)
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pkgs := readLocalPackages(t, dir)
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if len(pkgs) != 2 {
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t.Fatalf("second regen: expected 2 packages, got %d", len(pkgs))
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}
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}
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