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# Pleroma: A lightweight social networking server
# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Upload.Filter.Exiftool.ReadDescriptionTest do
use Pleroma.DataCase, async: true
alias Pleroma.Upload.Filter
@uploads %Pleroma.Upload{
name: "image_with_imagedescription_and_caption-abstract.jpg",
content_type: "image/jpeg",
path: Path.absname("test/fixtures/image_with_imagedescription_and_caption-abstract.jpg"),
tempfile: Path.absname("test/fixtures/image_with_imagedescription_and_caption-abstract.jpg"),
description: nil
}
test "keeps description when not empty" do
uploads = %Pleroma.Upload{
name: "image_with_imagedescription_and_caption-abstract.jpg",
content_type: "image/jpeg",
path: Path.absname("test/fixtures/image_with_imagedescription_and_caption-abstract.jpg"),
tempfile:
Path.absname("test/fixtures/image_with_imagedescription_and_caption-abstract.jpg"),
description: "Some description"
}
assert Filter.Exiftool.ReadDescription.filter(uploads) ==
{:ok, :noop}
end
test "otherwise returns ImageDescription when present" do
uploads_after = %Pleroma.Upload{
name: "image_with_imagedescription_and_caption-abstract.jpg",
content_type: "image/jpeg",
path: Path.absname("test/fixtures/image_with_imagedescription_and_caption-abstract.jpg"),
tempfile:
Path.absname("test/fixtures/image_with_imagedescription_and_caption-abstract.jpg"),
description: "a descriptive white pixel"
}
assert Filter.Exiftool.ReadDescription.filter(@uploads) ==
{:ok, :filtered, uploads_after}
end
test "Ignores warnings" do
uploads = %Pleroma.Upload{
name: "image_with_imagedescription_and_caption-abstract_and_stray_data_after.png",
content_type: "image/png",
path:
Path.absname(
"test/fixtures/image_with_imagedescription_and_caption-abstract_and_stray_data_after.png"
),
tempfile:
Path.absname(
"test/fixtures/image_with_imagedescription_and_caption-abstract_and_stray_data_after.png"
)
}
assert {:ok, :filtered, %{description: "a descriptive white pixel"}} =
Filter.Exiftool.ReadDescription.filter(uploads)
uploads = %Pleroma.Upload{
name: "image_with_stray_data_after.png",
content_type: "image/png",
path: Path.absname("test/fixtures/image_with_stray_data_after.png"),
tempfile: Path.absname("test/fixtures/image_with_stray_data_after.png")
}
assert {:ok, :filtered, %{description: nil}} = Filter.Exiftool.ReadDescription.filter(uploads)
end
test "otherwise returns iptc:Caption-Abstract when present" do
upload = %Pleroma.Upload{
name: "image_with_caption-abstract.jpg",
content_type: "image/jpeg",
path: Path.absname("test/fixtures/image_with_caption-abstract.jpg"),
tempfile: Path.absname("test/fixtures/image_with_caption-abstract.jpg"),
description: nil
}
upload_after = %Pleroma.Upload{
name: "image_with_caption-abstract.jpg",
content_type: "image/jpeg",
path: Path.absname("test/fixtures/image_with_caption-abstract.jpg"),
tempfile: Path.absname("test/fixtures/image_with_caption-abstract.jpg"),
description: "an abstract white pixel"
}
assert Filter.Exiftool.ReadDescription.filter(upload) ==
{:ok, :filtered, upload_after}
end
test "otherwise returns nil" do
uploads = %Pleroma.Upload{
name: "image_with_no_description.jpg",
content_type: "image/jpeg",
path: Path.absname("test/fixtures/image_with_no_description.jpg"),
tempfile: Path.absname("test/fixtures/image_with_no_description.jpg"),
description: nil
}
assert Filter.Exiftool.ReadDescription.filter(uploads) ==
{:ok, :filtered, uploads}
end
test "Return nil when image description from EXIF data exceeds the maximum length" do
clear_config([:instance, :description_limit], 5)
assert Filter.Exiftool.ReadDescription.filter(@uploads) ==
{:ok, :filtered, @uploads}
end
test "Ignores content with only whitespace" do
uploads = %Pleroma.Upload{
name: "non-existant.jpg",
content_type: "image/jpeg",
path:
Path.absname(
"test/fixtures/image_with_imagedescription_and_caption-abstract_whitespaces.jpg"
),
tempfile:
Path.absname(
"test/fixtures/image_with_imagedescription_and_caption-abstract_whitespaces.jpg"
),
description: nil
}
assert Filter.Exiftool.ReadDescription.filter(uploads) ==
{:ok, :filtered, uploads}
end
test "Return nil when image description from EXIF data can't be read" do
uploads = %Pleroma.Upload{
name: "non-existant.jpg",
content_type: "image/jpeg",
path: Path.absname("test/fixtures/non-existant.jpg"),
tempfile: Path.absname("test/fixtures/non-existant_tmp.jpg"),
description: nil
}
assert Filter.Exiftool.ReadDescription.filter(uploads) ==
{:ok, :filtered, uploads}
end
end
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