forked from sneak/mfer
sneak
a5b0343b28
Update file permission literals from legacy octal format (0755, 0644) to explicit Go 1.13+ format (0o755, 0o644) for improved readability.
363 lines
11 KiB
Go
363 lines
11 KiB
Go
package mfer
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import (
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"bytes"
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"context"
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"testing"
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"time"
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"github.com/spf13/afero"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func TestNewScanner(t *testing.T) {
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s := NewScanner()
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assert.NotNil(t, s)
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assert.Equal(t, FileCount(0), s.FileCount())
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assert.Equal(t, FileSize(0), s.TotalBytes())
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}
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func TestNewScannerWithOptions(t *testing.T) {
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t.Run("nil options", func(t *testing.T) {
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s := NewScannerWithOptions(nil)
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assert.NotNil(t, s)
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})
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t.Run("with options", func(t *testing.T) {
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fs := afero.NewMemMapFs()
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opts := &ScannerOptions{
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IncludeDotfiles: true,
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FollowSymLinks: true,
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Fs: fs,
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}
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s := NewScannerWithOptions(opts)
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assert.NotNil(t, s)
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})
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}
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func TestScannerEnumerateFile(t *testing.T) {
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fs := afero.NewMemMapFs()
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require.NoError(t, afero.WriteFile(fs, "/test.txt", []byte("hello world"), 0o644))
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s := NewScannerWithOptions(&ScannerOptions{Fs: fs})
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err := s.EnumerateFile("/test.txt")
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require.NoError(t, err)
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assert.Equal(t, FileCount(1), s.FileCount())
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assert.Equal(t, FileSize(11), s.TotalBytes())
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files := s.Files()
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require.Len(t, files, 1)
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assert.Equal(t, RelFilePath("test.txt"), files[0].Path)
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assert.Equal(t, FileSize(11), files[0].Size)
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}
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func TestScannerEnumerateFileMissing(t *testing.T) {
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fs := afero.NewMemMapFs()
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s := NewScannerWithOptions(&ScannerOptions{Fs: fs})
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err := s.EnumerateFile("/nonexistent.txt")
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assert.Error(t, err)
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}
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func TestScannerEnumeratePath(t *testing.T) {
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fs := afero.NewMemMapFs()
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require.NoError(t, fs.MkdirAll("/testdir/subdir", 0o755))
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require.NoError(t, afero.WriteFile(fs, "/testdir/file1.txt", []byte("one"), 0o644))
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require.NoError(t, afero.WriteFile(fs, "/testdir/file2.txt", []byte("two"), 0o644))
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require.NoError(t, afero.WriteFile(fs, "/testdir/subdir/file3.txt", []byte("three"), 0o644))
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s := NewScannerWithOptions(&ScannerOptions{Fs: fs})
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err := s.EnumeratePath("/testdir", nil)
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require.NoError(t, err)
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assert.Equal(t, FileCount(3), s.FileCount())
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assert.Equal(t, FileSize(3+3+5), s.TotalBytes())
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}
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func TestScannerEnumeratePathWithProgress(t *testing.T) {
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fs := afero.NewMemMapFs()
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require.NoError(t, fs.MkdirAll("/testdir", 0o755))
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require.NoError(t, afero.WriteFile(fs, "/testdir/file1.txt", []byte("one"), 0o644))
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require.NoError(t, afero.WriteFile(fs, "/testdir/file2.txt", []byte("two"), 0o644))
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s := NewScannerWithOptions(&ScannerOptions{Fs: fs})
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progress := make(chan EnumerateStatus, 10)
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err := s.EnumeratePath("/testdir", progress)
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require.NoError(t, err)
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var updates []EnumerateStatus
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for p := range progress {
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updates = append(updates, p)
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}
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assert.NotEmpty(t, updates)
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// Final update should show all files
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final := updates[len(updates)-1]
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assert.Equal(t, FileCount(2), final.FilesFound)
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assert.Equal(t, FileSize(6), final.BytesFound)
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}
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func TestScannerEnumeratePaths(t *testing.T) {
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fs := afero.NewMemMapFs()
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require.NoError(t, fs.MkdirAll("/dir1", 0o755))
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require.NoError(t, fs.MkdirAll("/dir2", 0o755))
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require.NoError(t, afero.WriteFile(fs, "/dir1/a.txt", []byte("aaa"), 0o644))
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require.NoError(t, afero.WriteFile(fs, "/dir2/b.txt", []byte("bbb"), 0o644))
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s := NewScannerWithOptions(&ScannerOptions{Fs: fs})
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err := s.EnumeratePaths(nil, "/dir1", "/dir2")
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require.NoError(t, err)
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assert.Equal(t, FileCount(2), s.FileCount())
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}
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func TestScannerExcludeDotfiles(t *testing.T) {
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fs := afero.NewMemMapFs()
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require.NoError(t, fs.MkdirAll("/testdir/.hidden", 0o755))
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require.NoError(t, afero.WriteFile(fs, "/testdir/visible.txt", []byte("visible"), 0o644))
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require.NoError(t, afero.WriteFile(fs, "/testdir/.hidden.txt", []byte("hidden"), 0o644))
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require.NoError(t, afero.WriteFile(fs, "/testdir/.hidden/inside.txt", []byte("inside"), 0o644))
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t.Run("exclude by default", func(t *testing.T) {
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s := NewScannerWithOptions(&ScannerOptions{Fs: fs, IncludeDotfiles: false})
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err := s.EnumeratePath("/testdir", nil)
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require.NoError(t, err)
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assert.Equal(t, FileCount(1), s.FileCount())
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files := s.Files()
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assert.Equal(t, RelFilePath("visible.txt"), files[0].Path)
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})
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t.Run("include when enabled", func(t *testing.T) {
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s := NewScannerWithOptions(&ScannerOptions{Fs: fs, IncludeDotfiles: true})
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err := s.EnumeratePath("/testdir", nil)
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require.NoError(t, err)
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assert.Equal(t, FileCount(3), s.FileCount())
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})
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}
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func TestScannerToManifest(t *testing.T) {
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fs := afero.NewMemMapFs()
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require.NoError(t, fs.MkdirAll("/testdir", 0o755))
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require.NoError(t, afero.WriteFile(fs, "/testdir/file1.txt", []byte("content one"), 0o644))
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require.NoError(t, afero.WriteFile(fs, "/testdir/file2.txt", []byte("content two"), 0o644))
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s := NewScannerWithOptions(&ScannerOptions{Fs: fs})
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err := s.EnumeratePath("/testdir", nil)
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require.NoError(t, err)
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var buf bytes.Buffer
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err = s.ToManifest(context.Background(), &buf, nil)
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require.NoError(t, err)
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// Manifest should have magic bytes
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assert.True(t, buf.Len() > 0)
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assert.Equal(t, MAGIC, string(buf.Bytes()[:8]))
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}
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func TestScannerToManifestWithProgress(t *testing.T) {
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fs := afero.NewMemMapFs()
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require.NoError(t, fs.MkdirAll("/testdir", 0o755))
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require.NoError(t, afero.WriteFile(fs, "/testdir/file.txt", bytes.Repeat([]byte("x"), 1000), 0o644))
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s := NewScannerWithOptions(&ScannerOptions{Fs: fs})
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err := s.EnumeratePath("/testdir", nil)
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require.NoError(t, err)
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var buf bytes.Buffer
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progress := make(chan ScanStatus, 10)
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err = s.ToManifest(context.Background(), &buf, progress)
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require.NoError(t, err)
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var updates []ScanStatus
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for p := range progress {
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updates = append(updates, p)
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}
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assert.NotEmpty(t, updates)
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// Final update should show completion
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final := updates[len(updates)-1]
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assert.Equal(t, FileCount(1), final.TotalFiles)
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assert.Equal(t, FileCount(1), final.ScannedFiles)
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assert.Equal(t, FileSize(1000), final.TotalBytes)
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assert.Equal(t, FileSize(1000), final.ScannedBytes)
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}
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func TestScannerToManifestContextCancellation(t *testing.T) {
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fs := afero.NewMemMapFs()
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require.NoError(t, fs.MkdirAll("/testdir", 0o755))
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// Create many files to ensure we have time to cancel
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for i := 0; i < 100; i++ {
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name := string(rune('a'+i%26)) + string(rune('0'+i/26)) + ".txt"
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require.NoError(t, afero.WriteFile(fs, "/testdir/"+name, bytes.Repeat([]byte("x"), 100), 0o644))
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}
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s := NewScannerWithOptions(&ScannerOptions{Fs: fs})
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err := s.EnumeratePath("/testdir", nil)
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require.NoError(t, err)
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ctx, cancel := context.WithCancel(context.Background())
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cancel() // Cancel immediately
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var buf bytes.Buffer
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err = s.ToManifest(ctx, &buf, nil)
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assert.ErrorIs(t, err, context.Canceled)
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}
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func TestScannerToManifestEmptyScanner(t *testing.T) {
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fs := afero.NewMemMapFs()
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s := NewScannerWithOptions(&ScannerOptions{Fs: fs})
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var buf bytes.Buffer
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err := s.ToManifest(context.Background(), &buf, nil)
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require.NoError(t, err)
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// Should still produce a valid manifest
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assert.True(t, buf.Len() > 0)
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assert.Equal(t, MAGIC, string(buf.Bytes()[:8]))
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}
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func TestScannerFilesCopiesSlice(t *testing.T) {
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fs := afero.NewMemMapFs()
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require.NoError(t, afero.WriteFile(fs, "/test.txt", []byte("hello"), 0o644))
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s := NewScannerWithOptions(&ScannerOptions{Fs: fs})
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require.NoError(t, s.EnumerateFile("/test.txt"))
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files1 := s.Files()
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files2 := s.Files()
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// Should be different slices
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assert.NotSame(t, &files1[0], &files2[0])
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}
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func TestScannerEnumerateFS(t *testing.T) {
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fs := afero.NewMemMapFs()
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require.NoError(t, fs.MkdirAll("/testdir/sub", 0o755))
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require.NoError(t, afero.WriteFile(fs, "/testdir/file.txt", []byte("hello"), 0o644))
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require.NoError(t, afero.WriteFile(fs, "/testdir/sub/nested.txt", []byte("world"), 0o644))
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// Create a basepath filesystem
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baseFs := afero.NewBasePathFs(fs, "/testdir")
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s := NewScannerWithOptions(&ScannerOptions{Fs: fs})
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err := s.EnumerateFS(baseFs, "/testdir", nil)
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require.NoError(t, err)
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assert.Equal(t, FileCount(2), s.FileCount())
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}
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func TestSendEnumerateStatusNonBlocking(t *testing.T) {
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// Channel with no buffer - send should not block
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ch := make(chan EnumerateStatus)
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// This should not block
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done := make(chan bool)
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go func() {
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sendEnumerateStatus(ch, EnumerateStatus{FilesFound: 1})
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done <- true
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}()
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select {
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case <-done:
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// Success - did not block
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case <-time.After(100 * time.Millisecond):
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t.Fatal("sendEnumerateStatus blocked on full channel")
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}
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}
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func TestSendScanStatusNonBlocking(t *testing.T) {
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// Channel with no buffer - send should not block
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ch := make(chan ScanStatus)
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done := make(chan bool)
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go func() {
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sendScanStatus(ch, ScanStatus{ScannedFiles: 1})
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done <- true
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}()
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select {
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case <-done:
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// Success - did not block
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case <-time.After(100 * time.Millisecond):
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t.Fatal("sendScanStatus blocked on full channel")
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}
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}
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func TestSendStatusNilChannel(t *testing.T) {
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// Should not panic with nil channel
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sendEnumerateStatus(nil, EnumerateStatus{})
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sendScanStatus(nil, ScanStatus{})
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}
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func TestScannerFileEntryFields(t *testing.T) {
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fs := afero.NewMemMapFs()
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now := time.Now().Truncate(time.Second)
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require.NoError(t, afero.WriteFile(fs, "/test.txt", []byte("content"), 0o644))
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require.NoError(t, fs.Chtimes("/test.txt", now, now))
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s := NewScannerWithOptions(&ScannerOptions{Fs: fs})
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require.NoError(t, s.EnumerateFile("/test.txt"))
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files := s.Files()
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require.Len(t, files, 1)
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entry := files[0]
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assert.Equal(t, RelFilePath("test.txt"), entry.Path)
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assert.Contains(t, string(entry.AbsPath), "test.txt")
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assert.Equal(t, FileSize(7), entry.Size)
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// Mtime should be set (within a second of now)
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assert.WithinDuration(t, now, time.Time(entry.Mtime), 2*time.Second)
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}
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func TestScannerLargeFileEnumeration(t *testing.T) {
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fs := afero.NewMemMapFs()
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require.NoError(t, fs.MkdirAll("/testdir", 0o755))
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// Create 100 files
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for i := 0; i < 100; i++ {
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name := "/testdir/" + string(rune('a'+i%26)) + string(rune('0'+i/26%10)) + ".txt"
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require.NoError(t, afero.WriteFile(fs, name, []byte("data"), 0o644))
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}
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s := NewScannerWithOptions(&ScannerOptions{Fs: fs})
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progress := make(chan EnumerateStatus, 200)
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err := s.EnumeratePath("/testdir", progress)
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require.NoError(t, err)
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// Drain channel
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for range progress {
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}
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assert.Equal(t, FileCount(100), s.FileCount())
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assert.Equal(t, FileSize(400), s.TotalBytes()) // 100 * 4 bytes
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}
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func TestIsHiddenPath(t *testing.T) {
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tests := []struct {
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path string
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hidden bool
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}{
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{"file.txt", false},
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{".hidden", true},
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{"dir/file.txt", false},
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{"dir/.hidden", true},
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{".dir/file.txt", true},
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{"/absolute/path", false},
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{"/absolute/.hidden", true},
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{"./relative", false}, // path.Clean removes leading ./
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{"a/b/c/.d/e", true},
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}
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for _, tt := range tests {
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t.Run(tt.path, func(t *testing.T) {
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assert.Equal(t, tt.hidden, IsHiddenPath(tt.path), "IsHiddenPath(%q)", tt.path)
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})
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}
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}
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