34 lines
871 B
Elixir
34 lines
871 B
Elixir
defmodule Pinchflat.Utils.ChangesetUtilsTest do
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use ExUnit.Case, async: true
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defmodule MockSchema do
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use Ecto.Schema
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import Ecto.Changeset
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import Pinchflat.Utils.ChangesetUtils
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schema "mock_schemas" do
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field :title, :string
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end
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def changeset(data, attrs) do
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data
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|> cast(attrs, [:title])
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|> dynamic_default(:title, fn _ -> "default" end)
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end
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end
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describe "dynamic_default/3" do
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test "sets the default value if the field is nil" do
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changeset = MockSchema.changeset(%MockSchema{}, %{})
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assert Ecto.Changeset.get_change(changeset, :title) == "default"
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end
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test "does not set the default value if the field is not nil" do
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changeset = MockSchema.changeset(%MockSchema{}, %{title: "custom"})
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assert Ecto.Changeset.get_change(changeset, :title) == "custom"
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end
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end
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end
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