1 files changed, 95 insertions, 0 deletions
diff --git a/workhorse/internal/upload/exif/exif_test.go b/workhorse/internal/upload/exif/exif_test.go
new file mode 100644
index 00000000000..373d97f7fce
--- /dev/null
+++ b/workhorse/internal/upload/exif/exif_test.go
@@ -0,0 +1,95 @@
+package exif
+
+import (
+	"context"
+	"io"
+	"io/ioutil"
+	"os"
+	"strings"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestIsExifFile(t *testing.T) {
+	tests := []struct {
+		name     string
+		expected bool
+	}{
+		{
+			name:     "/full/path.jpg",
+			expected: true,
+		},
+		{
+			name:     "path.jpeg",
+			expected: true,
+		},
+		{
+			name:     "path.tiff",
+			expected: true,
+		},
+		{
+			name:     "path.JPG",
+			expected: true,
+		},
+		{
+			name:     "path.tar",
+			expected: false,
+		},
+		{
+			name:     "path",
+			expected: false,
+		},
+	}
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			require.Equal(t, test.expected, IsExifFile(test.name))
+		})
+	}
+}
+
+func TestNewCleanerWithValidFile(t *testing.T) {
+	input, err := os.Open("testdata/sample_exif.jpg")
+	require.NoError(t, err)
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	cleaner, err := NewCleaner(ctx, input)
+	require.NoError(t, err, "Expected no error when creating cleaner command")
+
+	size, err := io.Copy(ioutil.Discard, cleaner)
+	require.NoError(t, err, "Expected no error when reading output")
+
+	sizeAfterStrip := int64(25399)
+	require.Equal(t, sizeAfterStrip, size, "Different size of converted image")
+}
+
+func TestNewCleanerWithInvalidFile(t *testing.T) {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	cleaner, err := NewCleaner(ctx, strings.NewReader("invalid image"))
+	require.NoError(t, err, "Expected no error when creating cleaner command")
+
+	size, err := io.Copy(ioutil.Discard, cleaner)
+	require.Error(t, err, "Expected error when reading output")
+	require.Equal(t, int64(0), size, "Size of invalid image should be 0")
+}
+
+func TestNewCleanerReadingAfterEOF(t *testing.T) {
+	input, err := os.Open("testdata/sample_exif.jpg")
+	require.NoError(t, err)
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	cleaner, err := NewCleaner(ctx, input)
+	require.NoError(t, err, "Expected no error when creating cleaner command")
+
+	_, err = io.Copy(ioutil.Discard, cleaner)
+	require.NoError(t, err, "Expected no error when reading output")
+
+	buf := make([]byte, 1)
+	size, err := cleaner.Read(buf)
+	require.Equal(t, 0, size, "The output was already consumed by previous reads")
+	require.Equal(t, io.EOF, err, "We return EOF")
+}