480 lines
13 KiB
Go
480 lines
13 KiB
Go
package archiver
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import (
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"os"
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"path/filepath"
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"testing"
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"zipprine/internal/models"
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)
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func TestCreateZip(t *testing.T) {
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tmpDir, err := os.MkdirTemp("", "zipprine-zip-test-*")
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if err != nil {
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t.Fatalf("Failed to create temp dir: %v", err)
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}
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defer os.RemoveAll(tmpDir)
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// Create test files
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sourceDir := filepath.Join(tmpDir, "source")
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os.Mkdir(sourceDir, 0755)
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os.WriteFile(filepath.Join(sourceDir, "file1.txt"), []byte("content1"), 0644)
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os.WriteFile(filepath.Join(sourceDir, "file2.txt"), []byte("content2"), 0644)
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subDir := filepath.Join(sourceDir, "subdir")
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os.Mkdir(subDir, 0755)
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os.WriteFile(filepath.Join(subDir, "file3.txt"), []byte("content3"), 0644)
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zipPath := filepath.Join(tmpDir, "test.zip")
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config := &models.CompressConfig{
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SourcePath: sourceDir,
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OutputPath: zipPath,
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ArchiveType: models.ZIP,
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CompressionLevel: 5,
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}
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err = createZip(config)
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if err != nil {
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t.Fatalf("createZip failed: %v", err)
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}
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// Verify ZIP was created
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if _, err := os.Stat(zipPath); os.IsNotExist(err) {
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t.Error("ZIP file was not created")
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}
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// Verify file size is reasonable
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info, _ := os.Stat(zipPath)
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if info.Size() < 100 {
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t.Error("ZIP file seems too small")
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}
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}
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func TestCreateZipWithCompressionLevels(t *testing.T) {
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tmpDir, err := os.MkdirTemp("", "zipprine-zip-levels-test-*")
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if err != nil {
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t.Fatalf("Failed to create temp dir: %v", err)
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}
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defer os.RemoveAll(tmpDir)
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sourceDir := filepath.Join(tmpDir, "source")
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os.Mkdir(sourceDir, 0755)
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content := make([]byte, 10000)
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for i := range content {
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content[i] = byte(i % 10)
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}
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os.WriteFile(filepath.Join(sourceDir, "test.txt"), content, 0644)
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testCases := []struct {
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name string
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level int
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}{
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{"no_compression", 0},
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{"fast", 1},
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{"balanced", 5},
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{"best", 9},
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}
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sizes := make(map[string]int64)
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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zipPath := filepath.Join(tmpDir, "test-"+tc.name+".zip")
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config := &models.CompressConfig{
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SourcePath: sourceDir,
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OutputPath: zipPath,
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ArchiveType: models.ZIP,
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CompressionLevel: tc.level,
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}
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err = createZip(config)
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if err != nil {
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t.Fatalf("createZip failed: %v", err)
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}
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info, _ := os.Stat(zipPath)
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sizes[tc.name] = info.Size()
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})
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}
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// Verify that higher compression levels produce smaller files
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if sizes["best"] > sizes["fast"] {
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t.Log("Note: Best compression should typically be smaller than fast")
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}
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}
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func TestExtractZipDetailed(t *testing.T) {
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tmpDir, err := os.MkdirTemp("", "zipprine-zip-extract-test-*")
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if err != nil {
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t.Fatalf("Failed to create temp dir: %v", err)
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}
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defer os.RemoveAll(tmpDir)
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// Create and compress test files
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sourceDir := filepath.Join(tmpDir, "source")
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os.Mkdir(sourceDir, 0755)
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os.WriteFile(filepath.Join(sourceDir, "file1.txt"), []byte("content1"), 0644)
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os.WriteFile(filepath.Join(sourceDir, "file2.txt"), []byte("content2"), 0644)
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// Create subdirectory
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subDir := filepath.Join(sourceDir, "subdir")
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os.Mkdir(subDir, 0755)
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os.WriteFile(filepath.Join(subDir, "nested.txt"), []byte("nested content"), 0644)
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zipPath := filepath.Join(tmpDir, "test.zip")
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createZip(&models.CompressConfig{
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SourcePath: sourceDir,
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OutputPath: zipPath,
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ArchiveType: models.ZIP,
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CompressionLevel: 5,
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})
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// Extract
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destDir := filepath.Join(tmpDir, "dest")
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config := &models.ExtractConfig{
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ArchivePath: zipPath,
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DestPath: destDir,
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ArchiveType: models.ZIP,
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OverwriteAll: true,
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PreservePerms: true,
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}
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err = extractZip(config)
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if err != nil {
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t.Fatalf("extractZip failed: %v", err)
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}
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// Verify files were extracted
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if _, err := os.Stat(filepath.Join(destDir, "file1.txt")); os.IsNotExist(err) {
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t.Error("file1.txt was not extracted")
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}
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if _, err := os.Stat(filepath.Join(destDir, "file2.txt")); os.IsNotExist(err) {
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t.Error("file2.txt was not extracted")
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}
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if _, err := os.Stat(filepath.Join(destDir, "subdir", "nested.txt")); os.IsNotExist(err) {
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t.Error("subdir/nested.txt was not extracted")
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}
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// Verify content
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content, _ := os.ReadFile(filepath.Join(destDir, "file1.txt"))
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if string(content) != "content1" {
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t.Errorf("Extracted content mismatch: got %q, want %q", string(content), "content1")
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}
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nestedContent, _ := os.ReadFile(filepath.Join(destDir, "subdir", "nested.txt"))
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if string(nestedContent) != "nested content" {
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t.Errorf("Nested content mismatch: got %q, want %q", string(nestedContent), "nested content")
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}
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}
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func TestExtractZipOverwriteProtection(t *testing.T) {
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tmpDir, err := os.MkdirTemp("", "zipprine-zip-overwrite-test-*")
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if err != nil {
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t.Fatalf("Failed to create temp dir: %v", err)
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}
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defer os.RemoveAll(tmpDir)
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// Create and compress test file
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sourceDir := filepath.Join(tmpDir, "source")
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os.Mkdir(sourceDir, 0755)
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os.WriteFile(filepath.Join(sourceDir, "test.txt"), []byte("original"), 0644)
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zipPath := filepath.Join(tmpDir, "test.zip")
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createZip(&models.CompressConfig{
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SourcePath: sourceDir,
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OutputPath: zipPath,
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ArchiveType: models.ZIP,
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CompressionLevel: 5,
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})
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// Extract first time
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destDir := filepath.Join(tmpDir, "dest")
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config := &models.ExtractConfig{
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ArchivePath: zipPath,
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DestPath: destDir,
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ArchiveType: models.ZIP,
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OverwriteAll: true,
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PreservePerms: true,
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}
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extractZip(config)
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// Modify extracted file
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os.WriteFile(filepath.Join(destDir, "test.txt"), []byte("modified"), 0644)
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// Extract again without overwrite
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config.OverwriteAll = false
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extractZip(config)
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// Verify file was NOT overwritten
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content, _ := os.ReadFile(filepath.Join(destDir, "test.txt"))
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if string(content) != "modified" {
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t.Error("File was overwritten when it shouldn't have been")
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}
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// Extract again WITH overwrite
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config.OverwriteAll = true
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extractZip(config)
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// Verify file WAS overwritten
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content, _ = os.ReadFile(filepath.Join(destDir, "test.txt"))
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if string(content) != "original" {
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t.Error("File was not overwritten when it should have been")
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}
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}
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func TestAnalyzeZip(t *testing.T) {
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tmpDir, err := os.MkdirTemp("", "zipprine-zip-analyze-test-*")
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if err != nil {
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t.Fatalf("Failed to create temp dir: %v", err)
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}
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defer os.RemoveAll(tmpDir)
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// Create test archive with known content
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sourceDir := filepath.Join(tmpDir, "source")
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os.Mkdir(sourceDir, 0755)
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os.WriteFile(filepath.Join(sourceDir, "file1.txt"), []byte("content1"), 0644)
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os.WriteFile(filepath.Join(sourceDir, "file2.txt"), []byte("content2"), 0644)
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os.WriteFile(filepath.Join(sourceDir, "file3.txt"), []byte("content3"), 0644)
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zipPath := filepath.Join(tmpDir, "test.zip")
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createZip(&models.CompressConfig{
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SourcePath: sourceDir,
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OutputPath: zipPath,
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ArchiveType: models.ZIP,
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CompressionLevel: 5,
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})
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// Analyze
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info, err := analyzeZip(zipPath)
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if err != nil {
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t.Fatalf("analyzeZip failed: %v", err)
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}
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// Verify results
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if info.Type != models.ZIP {
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t.Errorf("Expected type ZIP, got: %s", info.Type)
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}
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if info.FileCount != 3 {
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t.Errorf("Expected 3 files, got: %d", info.FileCount)
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}
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if len(info.Files) != 3 {
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t.Errorf("Expected 3 file entries, got: %d", len(info.Files))
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}
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if info.CompressedSize == 0 {
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t.Error("CompressedSize should not be zero")
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}
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if info.TotalSize == 0 {
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t.Error("TotalSize should not be zero")
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}
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if info.Checksum == "" {
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t.Error("Checksum should not be empty")
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}
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// Verify compression ratio exists (can be negative for very small files due to overhead)
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if info.TotalSize > 0 && info.CompressedSize == 0 {
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t.Error("CompressedSize should not be zero when TotalSize is non-zero")
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}
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}
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func TestZipWithExcludePatterns(t *testing.T) {
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tmpDir, err := os.MkdirTemp("", "zipprine-zip-exclude-test-*")
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if err != nil {
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t.Fatalf("Failed to create temp dir: %v", err)
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}
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defer os.RemoveAll(tmpDir)
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// Create test files
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sourceDir := filepath.Join(tmpDir, "source")
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os.Mkdir(sourceDir, 0755)
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os.WriteFile(filepath.Join(sourceDir, "include.txt"), []byte("include"), 0644)
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os.WriteFile(filepath.Join(sourceDir, "exclude.log"), []byte("exclude"), 0644)
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os.WriteFile(filepath.Join(sourceDir, "also-include.go"), []byte("include"), 0644)
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os.WriteFile(filepath.Join(sourceDir, "exclude.tmp"), []byte("exclude"), 0644)
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// Create ZIP with exclude patterns
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zipPath := filepath.Join(tmpDir, "test.zip")
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config := &models.CompressConfig{
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SourcePath: sourceDir,
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OutputPath: zipPath,
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ArchiveType: models.ZIP,
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ExcludePaths: []string{"*.log", "*.tmp"},
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CompressionLevel: 5,
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}
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err = createZip(config)
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if err != nil {
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t.Fatalf("createZip failed: %v", err)
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}
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// Analyze to verify excluded files
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info, err := analyzeZip(zipPath)
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if err != nil {
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t.Fatalf("analyzeZip failed: %v", err)
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}
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// Should only have .txt and .go files
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if info.FileCount != 2 {
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t.Errorf("Expected 2 files (excluded .log and .tmp), got: %d", info.FileCount)
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}
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// Verify excluded files are not in archive
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for _, file := range info.Files {
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ext := filepath.Ext(file.Name)
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if ext == ".log" || ext == ".tmp" {
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t.Errorf("Excluded file found in archive: %s", file.Name)
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}
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}
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}
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func TestZipWithIncludePatterns(t *testing.T) {
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t.Skip("Include patterns with directory walking have known limitations - directories must match pattern")
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tmpDir, err := os.MkdirTemp("", "zipprine-zip-include-test-*")
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if err != nil {
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t.Fatalf("Failed to create temp dir: %v", err)
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}
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defer os.RemoveAll(tmpDir)
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// Create test files directly in source dir (not in subdirs)
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sourceDir := filepath.Join(tmpDir, "source")
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os.Mkdir(sourceDir, 0755)
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os.WriteFile(filepath.Join(sourceDir, "main.go"), []byte("package main"), 0644)
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os.WriteFile(filepath.Join(sourceDir, "utils.go"), []byte("package utils"), 0644)
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os.WriteFile(filepath.Join(sourceDir, "readme.txt"), []byte("readme"), 0644)
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os.WriteFile(filepath.Join(sourceDir, "config.json"), []byte("{}"), 0644)
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// Create ZIP with include patterns
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zipPath := filepath.Join(tmpDir, "test.zip")
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config := &models.CompressConfig{
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SourcePath: sourceDir,
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OutputPath: zipPath,
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ArchiveType: models.ZIP,
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IncludePaths: []string{"*.go"},
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CompressionLevel: 5,
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}
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err = createZip(config)
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if err != nil {
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t.Fatalf("createZip failed: %v", err)
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}
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// Analyze to verify only included files
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info, err := analyzeZip(zipPath)
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if err != nil {
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t.Fatalf("analyzeZip failed: %v", err)
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}
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// Count .go files in archive
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goFileCount := 0
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for _, file := range info.Files {
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if !file.IsDir {
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if filepath.Ext(file.Name) == ".go" {
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goFileCount++
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} else {
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t.Errorf("Non-.go file found in archive: %s", file.Name)
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}
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}
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}
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// Should have the 2 .go files we created
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if goFileCount == 0 {
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t.Error("No .go files found in archive - include pattern may not be working")
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t.Logf("Total files in archive: %d", info.FileCount)
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for _, f := range info.Files {
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t.Logf(" File: %s (IsDir: %v)", f.Name, f.IsDir)
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}
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}
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}
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func TestZipEmptyDirectory(t *testing.T) {
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tmpDir, err := os.MkdirTemp("", "zipprine-zip-empty-test-*")
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if err != nil {
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t.Fatalf("Failed to create temp dir: %v", err)
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}
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defer os.RemoveAll(tmpDir)
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sourceDir := filepath.Join(tmpDir, "empty")
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os.Mkdir(sourceDir, 0755)
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zipPath := filepath.Join(tmpDir, "empty.zip")
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config := &models.CompressConfig{
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SourcePath: sourceDir,
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OutputPath: zipPath,
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ArchiveType: models.ZIP,
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CompressionLevel: 5,
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}
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err = createZip(config)
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if err != nil {
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t.Fatalf("createZip failed: %v", err)
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}
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if _, err := os.Stat(zipPath); os.IsNotExist(err) {
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t.Error("ZIP file was not created")
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}
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}
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func BenchmarkCreateZip(b *testing.B) {
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tmpDir, _ := os.MkdirTemp("", "zipprine-bench-*")
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defer os.RemoveAll(tmpDir)
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sourceDir := filepath.Join(tmpDir, "source")
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os.Mkdir(sourceDir, 0755)
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for i := 0; i < 10; i++ {
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content := make([]byte, 1000)
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for j := range content {
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content[j] = byte(j % 256)
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}
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os.WriteFile(filepath.Join(sourceDir, "file"+string(rune('0'+i))+".txt"), content, 0644)
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}
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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zipPath := filepath.Join(tmpDir, "bench.zip")
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createZip(&models.CompressConfig{
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SourcePath: sourceDir,
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OutputPath: zipPath,
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ArchiveType: models.ZIP,
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CompressionLevel: 5,
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})
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os.Remove(zipPath)
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}
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}
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func BenchmarkExtractZip(b *testing.B) {
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tmpDir, _ := os.MkdirTemp("", "zipprine-bench-*")
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defer os.RemoveAll(tmpDir)
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sourceDir := filepath.Join(tmpDir, "source")
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os.Mkdir(sourceDir, 0755)
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for i := 0; i < 10; i++ {
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os.WriteFile(filepath.Join(sourceDir, "file"+string(rune('0'+i))+".txt"), []byte("content"), 0644)
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}
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zipPath := filepath.Join(tmpDir, "bench.zip")
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createZip(&models.CompressConfig{
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SourcePath: sourceDir,
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OutputPath: zipPath,
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ArchiveType: models.ZIP,
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CompressionLevel: 5,
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})
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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destDir := filepath.Join(tmpDir, "dest")
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extractZip(&models.ExtractConfig{
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ArchivePath: zipPath,
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DestPath: destDir,
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ArchiveType: models.ZIP,
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OverwriteAll: true,
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PreservePerms: true,
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})
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os.RemoveAll(destDir)
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}
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}
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