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diff --git a/lib/open_api_spex/cast_array.ex b/lib/open_api_spex/cast_array.ex
index 79b812b..0de9a6d 100644
--- a/lib/open_api_spex/cast_array.ex
+++ b/lib/open_api_spex/cast_array.ex
@@ -1,27 +1,27 @@
defmodule OpenApiSpex.CastArray do
@moduledoc false
alias OpenApiSpex.{Cast, Error}
- def cast(_value, _schema, _schemas, index \\ 0)
+ def cast(value, schema, schemas \\ %{}, index \\ 0)
def cast([], _schema, _schemas, _index) do
{:ok, []}
end
def cast([item | rest], schema, schemas, index) do
with {:ok, cast_item} <- cast_item(item, schema.items, schemas, index),
{:ok, cast_rest} <- cast(rest, schema, schemas, index + 1) do
{:ok, [cast_item | cast_rest]}
end
end
def cast(value, _schema, _schemas, _index) do
{:error, Error.new(:invalid_type, :array, value)}
end
defp cast_item(item, items_schema, schemas, index) do
with {:error, error} <- Cast.cast(item, items_schema, schemas) do
{:error, %{error | path: [index | error.path]}}
end
end
end
diff --git a/test/cast_array_test.exs b/test/cast_array_test.exs
new file mode 100644
index 0000000..124e929
--- /dev/null
+++ b/test/cast_array_test.exs
@@ -0,0 +1,33 @@
+defmodule OpenApiSpec.CastArrayTest do
+ use ExUnit.Case
+ import OpenApiSpex.CastArray
+ alias OpenApiSpex.{Error, Schema}
+
+ describe "cast/4" do
+ test "array" do
+ schema = %Schema{type: :array}
+ assert cast([], schema) == {:ok, []}
+ assert cast([1, 2, 3], schema) == {:ok, [1, 2, 3]}
+ assert cast(["1", "2", "3"], schema) == {:ok, ["1", "2", "3"]}
+
+ assert {:error, error} = cast(%{}, schema)
+ assert %Error{} = error
+ assert error.reason == :invalid_type
+ assert error.value == %{}
+ end
+
+ test "array with items schema" do
+ items_schema = %Schema{type: :integer}
+ schema = %Schema{type: :array, items: items_schema}
+ assert cast([], schema) == {:ok, []}
+ assert cast([1, 2, 3], schema) == {:ok, [1, 2, 3]}
+ assert cast(["1", "2", "3"], schema) == {:ok, [1, 2, 3]}
+
+ assert {:error, error} = cast([1, "two"], schema)
+ assert %Error{} = error
+ assert error.reason == :invalid_type
+ assert error.value == "two"
+ assert error.path == [1]
+ end
+ end
+end

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