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array_test.exs
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array_test.exs
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defmodule OpenApiSpec.Cast.ArrayTest do
use ExUnit.Case
alias OpenApiSpex.Cast.{Array, Error}
alias OpenApiSpex.{Cast, Schema}
defp cast(map), do: Array.cast(struct(Cast, map))
describe "cast/4" do
test "array" do
schema = %Schema{type: :array}
assert cast(value: [], schema: schema) == {:ok, []}
assert cast(value: [1, 2, 3], schema: schema) == {:ok, [1, 2, 3]}
assert cast(value: ["1", "2", "3"], schema: schema) == {:ok, ["1", "2", "3"]}
assert {:error, [error]} = cast(value: %{}, schema: schema)
assert %Error{} = error
assert error.reason == :invalid_type
assert error.value == %{}
end
test "with maxItems" do
schema = %Schema{type: :array, maxItems: 2}
assert cast(value: [1, 2], schema: schema) == {:ok, [1, 2]}
assert {:error, [error]} = cast(value: [1, 2, 3], schema: schema)
assert %Error{} = error
assert error.reason == :max_items
assert error.value == [1, 2, 3]
end
test "with minItems" do
schema = %Schema{type: :array, minItems: 2}
assert cast(value: [1, 2], schema: schema) == {:ok, [1, 2]}
assert {:error, [error]} = cast(value: [1], schema: schema)
assert %Error{} = error
assert error.reason == :min_items
assert error.value == [1]
end
test "with uniqueItems" do
schema = %Schema{type: :array, uniqueItems: true}
assert cast(value: [1, 2], schema: schema) == {:ok, [1, 2]}
assert {:error, [error]} = cast(value: [1, 1], schema: schema)
assert %Error{} = error
assert error.reason == :unique_items
assert error.value == [1, 1]
end
test "array with items schema" do
items_schema = %Schema{type: :integer}
schema = %Schema{type: :array, items: items_schema}
assert cast(value: [], schema: schema) == {:ok, []}
assert cast(value: [1, 2, 3], schema: schema) == {:ok, [1, 2, 3]}
assert cast(value: ["1", "2", "3"], schema: schema) == {:ok, [1, 2, 3]}
assert {:error, [error]} = cast(value: [1, "two"], schema: schema)
assert %Error{} = error
assert error.reason == :invalid_type
assert error.value == "two"
assert error.path == [1]
end
end
end

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