fix: A1-14 real neural embeddings via Bumblebee multilingual-e5-small with Float32 BLOB vector cache

test/bds/embeddings/backends/neural_test.exs

@@ -0,0 +1,39 @@
+defmodule BDS.Embeddings.Backends.NeuralTest do
+  use ExUnit.Case, async: false
+
+  alias BDS.Embeddings.Backends.Neural
+
+  setup do
+    previous = Application.get_env(:bds, :embeddings)
+
+    on_exit(fn ->
+      if previous == nil do
+        Application.delete_env(:bds, :embeddings)
+      else
+        Application.put_env(:bds, :embeddings, previous)
+      end
+    end)
+
+    :ok
+  end
+
+  test "reports the configured spec model id and dimensions without loading the model" do
+    Application.put_env(:bds, :embeddings,
+      backend: Neural,
+      model_id: "Xenova/multilingual-e5-small",
+      model_repo: "intfloat/multilingual-e5-small",
+      dimensions: 384
+    )
+
+    assert %{model_id: "Xenova/multilingual-e5-small", dimensions: 384} = Neural.model_info()
+  end
+
+  test "implements the embeddings backend behaviour" do
+    behaviours =
+      Neural.module_info(:attributes)
+      |> Keyword.get_values(:behaviour)
+      |> List.flatten()
+
+    assert BDS.Embeddings.Backend in behaviours
+  end
+end