package tool import ( "testing" "github.com/stretchr/testify/assert" ) func TestIsValidImageSize(t *testing.T) { testBase64 := "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+M9QDwADhgGAWjR9awAAAABJRU5ErkJggg==" maxSize := int64(10) result := IsValidImageSize(testBase64, maxSize) assert.Equal(t, result, true) }