index.community/backend/test/backend_web/controllers/instance_controller_test.exs

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defmodule BackendWeb.InstanceControllerTest do
use BackendWeb.ConnCase
alias Backend.Api
alias Backend.Api.Instance
@create_attrs %{
name: "some name"
}
@update_attrs %{
name: "some updated name"
}
@invalid_attrs %{name: nil}
def fixture(:instance) do
{:ok, instance} = Api.create_instance(@create_attrs)
instance
end
setup %{conn: conn} do
{:ok, conn: put_req_header(conn, "accept", "application/json")}
end
describe "index" do
test "lists all instances", %{conn: conn} do
conn = get(conn, Routes.instance_path(conn, :index))
assert json_response(conn, 200)["data"] == []
end
end
describe "create instance" do
test "renders instance when data is valid", %{conn: conn} do
conn = post(conn, Routes.instance_path(conn, :create), instance: @create_attrs)
assert %{"id" => id} = json_response(conn, 201)["data"]
conn = get(conn, Routes.instance_path(conn, :show, id))
assert %{
"id" => id,
"name" => "some name"
} = json_response(conn, 200)["data"]
end
test "renders errors when data is invalid", %{conn: conn} do
conn = post(conn, Routes.instance_path(conn, :create), instance: @invalid_attrs)
assert json_response(conn, 422)["errors"] != %{}
end
end
describe "update instance" do
setup [:create_instance]
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test "renders instance when data is valid", %{
conn: conn,
instance: %Instance{id: id} = instance
} do
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conn = put(conn, Routes.instance_path(conn, :update, instance), instance: @update_attrs)
assert %{"id" => ^id} = json_response(conn, 200)["data"]
conn = get(conn, Routes.instance_path(conn, :show, id))
assert %{
"id" => id,
"name" => "some updated name"
} = json_response(conn, 200)["data"]
end
test "renders errors when data is invalid", %{conn: conn, instance: instance} do
conn = put(conn, Routes.instance_path(conn, :update, instance), instance: @invalid_attrs)
assert json_response(conn, 422)["errors"] != %{}
end
end
describe "delete instance" do
setup [:create_instance]
test "deletes chosen instance", %{conn: conn, instance: instance} do
conn = delete(conn, Routes.instance_path(conn, :delete, instance))
assert response(conn, 204)
assert_error_sent 404, fn ->
get(conn, Routes.instance_path(conn, :show, instance))
end
end
end
defp create_instance(_) do
instance = fixture(:instance)
{:ok, instance: instance}
end
end