Download: Do not compress pictures added to zip archives #4298

Signed-off-by: Michael Mayer <michael@photoprism.app>

pkg/fs/zip_test.go

@@ -0,0 +1,76 @@
+package fs
+
+import (
+	"os"
+	"path/filepath"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestZip(t *testing.T) {
+	t.Run("Compressed", func(t *testing.T) {
+		zipDir := filepath.Join(os.TempDir(), "pkg/fs")
+		zipName := filepath.Join(zipDir, "compressed.zip")
+		unzipDir := filepath.Join(zipDir, "compressed")
+		files := []string{"./testdata/directory/example.jpg"}
+
+		if err := Zip(zipName, files, true); err != nil {
+			t.Fatal(err)
+		}
+
+		assert.FileExists(t, zipName)
+
+		if info, err := os.Stat(zipName); err != nil {
+			t.Error(err)
+		} else {
+			t.Logf("%s: %d bytes", zipName, info.Size())
+		}
+
+		if unzipFiles, err := Unzip(zipName, unzipDir); err != nil {
+			t.Error(err)
+		} else {
+			t.Logf("%s: %#v", zipName, unzipFiles)
+		}
+
+		if err := os.Remove(zipName); err != nil {
+			t.Fatal(err)
+		}
+
+		if err := os.RemoveAll(unzipDir); err != nil {
+			t.Fatal(err)
+		}
+	})
+	t.Run("Uncompressed", func(t *testing.T) {
+		zipDir := filepath.Join(os.TempDir(), "pkg/fs")
+		zipName := filepath.Join(zipDir, "uncompressed.zip")
+		unzipDir := filepath.Join(zipDir, "uncompressed")
+		files := []string{"./testdata/directory/example.jpg"}
+
+		if err := Zip(zipName, files, false); err != nil {
+			t.Fatal(err)
+		}
+
+		assert.FileExists(t, zipName)
+
+		if info, err := os.Stat(zipName); err != nil {
+			t.Error(err)
+		} else {
+			t.Logf("%s: %d bytes", zipName, info.Size())
+		}
+
+		if unzipFiles, err := Unzip(zipName, unzipDir); err != nil {
+			t.Error(err)
+		} else {
+			t.Logf("%s: %#v", zipName, unzipFiles)
+		}
+
+		if err := os.Remove(zipName); err != nil {
+			t.Fatal(err)
+		}
+
+		if err := os.RemoveAll(unzipDir); err != nil {
+			t.Fatal(err)
+		}
+	})
+}