我在我的 Phoenix 应用程序中创建了一个 Controller ,名为 ProgressController
.这是我的路由器文件的样子:
defmodule MyTestApp.Router do
use MyTestApp.Web, :router
pipeline :api do
plug :accepts, ["json"]
end
scope "/", MyTestApp do
pipe_through :api
get "/users/:user_id/courses/:course_id", ProgressController, :show
end
end
当我跑
mix phoenix.routes
它输出:progress_path GET /users/:user_id/courses/:course_id MyTestApp.ProgressController :show
我有以下测试,它使用
progress_path
:test "shows the user's progress in the given course", %{conn: conn} do
# prepare some stuff
conn = get conn, progress_path(conn, :show, %{user_id: 1, course_id: 7})
# assert some stuff
end
progress_path
与 mix phoenix.routes
同名给了我,我很惊讶在运行我的测试时看到这个错误消息:编译 11 个文件 (.ex)
** (CompileError) test/controllers/progress_controller_test.exs:12: undefined function progress_path/3
(stdlib) lists.erl:1338: :lists.foreach/2
(stdlib) erl_eval.erl:670: :erl_eval.do_apply/6
(elixir) lib/code.ex:363: Code.require_file/2
(elixir) lib/kernel/parallel_require.ex:57: anonymous fn/2 in Kernel.ParallelRequire.spawn_requires/5
20:34:46.402 [error] GenServer #PID<0.242.0> terminating
** (CompileError) test/controllers/progress_controller_test.exs:12: undefined function progress_path/3
(stdlib) lists.erl:1338: :lists.foreach/2
(elixir) src/elixir_module.erl:113: :elixir_module.do_compile/5
(stdlib) erl_eval.erl:670: :erl_eval.do_apply/6
(elixir) src/elixir.erl:223: :elixir.erl_eval/3
(elixir) src/elixir.erl:211: :elixir.eval_forms/4
(elixir) src/elixir_compiler.erl:66: :elixir_compiler.eval_compilation/3
(elixir) src/elixir_lexical.erl:17: :elixir_lexical.run/3
(elixir) src/elixir_compiler.erl:30: :elixir_compiler.quoted/3
(elixir) lib/code.ex:363: Code.require_file/2
(elixir) lib/kernel/parallel_require.ex:57: anonymous fn/2 in Kernel.ParallelRequire.spawn_requires/5
我将问题缩小到该路由的 URL 中有 2 个参数这一事实,但我不知道如何实际解决此问题。我究竟做错了什么?
最佳答案
经过大量的搜索、尝试和错误,我发现 path
函数需要参数列表,而不是 Map
.像这样:
conn = get conn, progress_path(conn, :show, 1, 7)
关于routes - 带有两个参数的路由的未定义 [controller]_path,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/39812524/