Files
dicom-iso/internal/isobuilder/builder_test.go
2026-06-05 08:11:44 +07:00

80 lines
2.0 KiB
Go

package isobuilder
import (
"os"
"os/exec"
"path/filepath"
"testing"
)
func TestBuildFromDirectory(t *testing.T) {
srcDir := "/tmp/build_iso/xcdrom"
isoPath := "/tmp/dicom_purego_test.iso"
// Check if source exists (might need to be created first)
if _, err := os.Stat(srcDir); os.IsNotExist(err) {
t.Skipf("source dir %s does not exist, skipping", srcDir)
}
// Clean up any previous test ISO
os.Remove(isoPath)
// Build ISO using pure Go
err := BuildFromDirectory(srcDir, isoPath, "DICOM")
if err != nil {
t.Fatalf("BuildFromDirectory failed: %v", err)
}
defer os.Remove(isoPath)
// Verify ISO file exists and has reasonable size
info, err := os.Stat(isoPath)
if err != nil {
t.Fatalf("cannot stat ISO: %v", err)
}
if info.Size() == 0 {
t.Fatal("ISO is empty")
}
t.Logf("ISO created: %s (%.2f MB)", isoPath, float64(info.Size())/1024/1024)
// Verify it's a valid ISO 9660 using file command
cmd := exec.Command("file", isoPath)
output, _ := cmd.Output()
t.Logf("file type: %s", string(output))
// Verify contents using isoinfo
cmd = exec.Command("isoinfo", "-l", "-i", isoPath)
output, _ = cmd.Output()
t.Logf("ISO listing:\n%s", string(output))
}
func TestDirSize(t *testing.T) {
// Create a temp dir with known file sizes
tmpDir := t.TempDir()
// Create a 1KB file
f1 := filepath.Join(tmpDir, "file1.bin")
os.WriteFile(f1, make([]byte, 1024), 0644)
// Create a subdirectory with a 2KB file
subDir := filepath.Join(tmpDir, "subdir")
os.Mkdir(subDir, 0755)
f2 := filepath.Join(subDir, "file2.bin")
os.WriteFile(f2, make([]byte, 2048), 0644)
size, err := dirSize(tmpDir)
if err != nil {
t.Fatalf("dirSize failed: %v", err)
}
// Expected: (1024 + 2048) = 3072 + 10% = 3379,
// minimum 10MB = 10485760, round up to 2048: 10485760
// Since 3072 < 10MB, should be 10485760 (already aligned)
if size < 10*1024*1024 {
t.Fatalf("expected minimum 10MB, got %d", size)
}
if size%2048 != 0 {
t.Fatalf("expected 2048-aligned, got %d", size)
}
t.Logf("dirSize(%s) = %d bytes (%.2f MB)", tmpDir, size, float64(size)/1024/1024)
}