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Document examples of path defined with params #127

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30 changes: 18 additions & 12 deletions lib/bypass.ex
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Original file line number Diff line number Diff line change
Expand Up @@ -172,17 +172,19 @@ defmodule Bypass do
def expect(%Bypass{pid: pid}, fun),
do: Bypass.Instance.call(pid, {:expect, fun})

@doc """
@doc ~S"""
Expects the passed function to be called at least once for the specified route (method and path).

- `method` is one of `["GET", "POST", "HEAD", "PUT", "PATCH", "DELETE", "OPTIONS", "CONNECT"]`

- `path` is the endpoint.
- `path` is the endpoint. It can also specify parameters which will then be available in the function body.

```elixir
Bypass.expect(bypass, "POST", "/1.1/statuses/update.json", fn conn ->
Bypass.expect(bypass, "POST", "/1.1/:resource/statuses/update.json", fn conn ->
Agent.get_and_update(AgentModule, fn step_no -> {step_no, step_no + 1} end)
Plug.Conn.resp(conn, 429, ~s<{"errors": [{"code": 88, "message": "Rate limit exceeded"}]}>)

resource = conn.params["resource"]
Plug.Conn.resp(conn, 429, ~s<{"errors": [{"code": 88, "message": "Rate limit for #{resource} exceeded"}]}>)
end)
```
"""
Expand All @@ -205,35 +207,39 @@ defmodule Bypass do
def expect_once(%Bypass{pid: pid}, fun),
do: Bypass.Instance.call(pid, {:expect_once, fun})

@doc """
@doc ~S"""
Expects the passed function to be called exactly once for the specified route (method and path).

- `method` is one of `["GET", "POST", "HEAD", "PUT", "PATCH", "DELETE", "OPTIONS", "CONNECT"]`

- `path` is the endpoint.
- `path` is the endpoint. It can also specify parameters which will then be available in the function body.

```elixir
Bypass.expect_once(bypass, "POST", "/1.1/statuses/update.json", fn conn ->
Bypass.expect_once(bypass, "POST", "/1.1/:resource/statuses/update.json", fn conn ->
Agent.get_and_update(AgentModule, fn step_no -> {step_no, step_no + 1} end)
Plug.Conn.resp(conn, 429, ~s<{"errors": [{"code": 88, "message": "Rate limit exceeded"}]}>)

resource = conn.params["resource"]
Plug.Conn.resp(conn, 429, ~s<{"errors": [{"code": 88, "message": "Rate limit for #{resource} exceeded"}]}>)
end)
```
"""
@spec expect_once(Bypass.t(), String.t(), String.t(), (Plug.Conn.t() -> Plug.Conn.t())) :: :ok
def expect_once(%Bypass{pid: pid}, method, path, fun),
do: Bypass.Instance.call(pid, {:expect_once, method, path, fun})

@doc """
@doc ~S"""
Allows the function to be invoked zero or many times for the specified route (method and path).

- `method` is one of `["GET", "POST", "HEAD", "PUT", "PATCH", "DELETE", "OPTIONS", "CONNECT"]`

- `path` is the endpoint.
- `path` is the endpoint. It can also specify parameters which will then be available in the function body.

```elixir
Bypass.stub(bypass, "POST", "/1.1/statuses/update.json", fn conn ->
Bypass.stub(bypass, "POST", "/1.1/:resource/statuses/update.json", fn conn ->
Agent.get_and_update(AgentModule, fn step_no -> {step_no, step_no + 1} end)
Plug.Conn.resp(conn, 429, ~s<{"errors": [{"code": 88, "message": "Rate limit exceeded"}]}>)

resource = conn.params["resource"]
Plug.Conn.resp(conn, 429, ~s<{"errors": [{"code": 88, "message": "Rate limit for #{resource} exceeded"}]}>)
end)
```
"""
Expand Down