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Remove obsolete color extraction strategies

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This commit is contained in:
Claudio Ortolina
2026-03-03 16:01:25 +00:00
parent 1d3361c425
commit 6d451481b7
15 changed files with 81 additions and 488 deletions
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test/music_library/colors/color_frequency_extractor_test.exs
-34
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@@ -1,34 +0,0 @@
defmodule MusicLibrary.Colors.ColorFrequencyExtractorTest do
use ExUnit.Case
alias MusicLibrary.Colors.ColorFrequencyExtractor
@image_data MusicLibrary.Fixtures.Records.marbles_cover_data()
describe "extract_dominant_colors/1" do
@describetag :slow
test "extracts colors from an image" do
assert {:ok, colors} = ColorFrequencyExtractor.extract_dominant_colors(@image_data)
assert is_list(colors)
assert colors == ["#000000", "#C08080", "#400000", "#C0C0C0", "#404000"]
end
test "extracts custom number of colors" do
assert {:ok, colors} = ColorFrequencyExtractor.extract_dominant_colors(@image_data, 3)
assert colors == ["#000000", "#C08080", "#400000"]
end
end
describe "extract_dominant_colors!/1" do
@describetag :slow
test "extracts colors or raises" do
colors = ColorFrequencyExtractor.extract_dominant_colors!(@image_data)
assert colors == ["#000000", "#C08080", "#400000", "#C0C0C0", "#404000"]
end
end
end
test/music_library/colors/edge_weighted_extractor_test.exs
-32
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@@ -1,32 +0,0 @@
defmodule MusicLibrary.Colors.EdgeWeightedExtractorTest do
use ExUnit.Case
alias MusicLibrary.Colors.EdgeWeightedExtractor
@image_data MusicLibrary.Fixtures.Records.marbles_cover_data()
describe "extract_dominant_colors/1" do
@describetag :slow
test "extracts colors from an image" do
assert {:ok, colors} =
EdgeWeightedExtractor.extract_dominant_colors(@image_data)
assert colors == ["#000000", "#A07850", "#785028", "#502828", "#C8A078"]
end
test "extracts custom number of colors" do
assert {:ok, colors} = EdgeWeightedExtractor.extract_dominant_colors(@image_data, 3)
assert colors == ["#000000", "#A07850", "#785028"]
end
end
describe "extract_dominant_colors!/1" do
@describetag :slow
test "extracts colors or raises" do
colors = EdgeWeightedExtractor.extract_dominant_colors!(@image_data)
assert colors == ["#000000", "#A07850", "#785028", "#502828", "#C8A078"]
end
end
end
test/music_library/colors/k_means_extractor_test.exs
+19
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@@ -0,0 +1,19 @@
defmodule MusicLibrary.Colors.KMeansExtractorTest do
use ExUnit.Case
alias MusicLibrary.Colors.KMeansExtractor
@image_data MusicLibrary.Fixtures.Records.marbles_cover_data()
describe "extract_dominant_colors/1" do
test "extracts 5 colors by default" do
assert {:ok, ["#101111", "#d3b696", "#836246", "#5d412d", "#3c2e22"]} ==
KMeansExtractor.extract_dominant_colors(@image_data)
end
test "extracts custom number of colors" do
assert {:ok, ["#101111", "#d3b696", "#836246"]} ==
KMeansExtractor.extract_dominant_colors(@image_data, 3)
end
end
end
test/music_library/records_test.exs
+5 -5
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@@ -47,11 +47,11 @@ defmodule MusicLibrary.RecordsTest do
"599407DDF69907D4A60FE13CCAA824D25CF08DC124FD6AA3E8E7ECD98C885FFE"
assert record.dominant_colors == [
"#000000",
"#C0C0C0",
"#C08080",
"#404000",
"#804040"
"#101111",
"#d3b696",
"#836246",
"#5d412d",
"#3c2e22"
]
end
test/music_library/worker/extract_colors_test.exs
-38
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@@ -1,38 +0,0 @@
defmodule MusicLibrary.Worker.ExtractColorsTest do
use MusicLibrary.DataCase
import MusicLibrary.Fixtures.Records
alias MusicLibrary.Records
alias MusicLibrary.Worker.ExtractColors
describe "perform/1" do
@describetag :slow
test "extracts colors using fast method" do
record = record()
assert :ok = perform_job(ExtractColors, %{"id" => record.id, "method" => "fast"})
updated = Records.get_record!(record.id)
assert is_list(updated.dominant_colors)
assert updated.dominant_colors != []
assert Enum.all?(updated.dominant_colors, &String.starts_with?(&1, "#"))
end
test "extracts colors using slow method" do
record = record()
assert :ok = perform_job(ExtractColors, %{"id" => record.id, "method" => "slow"})
updated = Records.get_record!(record.id)
assert is_list(updated.dominant_colors)
assert updated.dominant_colors != []
end
test "raises when record does not exist" do
assert_raise Ecto.NoResultsError, fn ->
perform_job(ExtractColors, %{"id" => Ecto.UUID.generate(), "method" => "fast"})
end
end
end
end
test/test_helper.exs
+1 -1
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@@ -1,3 +1,3 @@
ExUnit.start(exclude: [:slow])
ExUnit.start()
Ecto.Adapters.SQL.Sandbox.mode(MusicLibrary.Repo, :manual)
Ecto.Adapters.SQL.Sandbox.mode(MusicLibrary.BackgroundRepo, :manual)