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test: serve WebKit-compatible raster tiles

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This commit is contained in:
SimpleTest 2026-07-24 00:39:56 +03:00
parent b556ee7e46
commit 96b676d036
2 changed files with 27 additions and 2 deletions
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4
lib/who_need_help_web/controllers/e2e_tile_controller.ex
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@ -2,12 +2,12 @@ defmodule WhoNeedHelpWeb.E2eTileController do
use WhoNeedHelpWeb, :controller use WhoNeedHelpWeb, :controller
@tile_png Base.decode64!( @tile_png Base.decode64!(
"iVBORw0KGgoAAAANSUhEUgAAAQAAAAEAAQMAAABmvDolAAAAA1BMVEXu8vcBVSTwAAAAH0lEQVRo3u3BAQ0AAADCoPdPbQ43oAAAAAAAAAAAvg0hAAABfxmcpwAAAABJRU5ErkJggg==" "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"
) )
def show(conn, _params) do def show(conn, _params) do
conn conn
|> put_resp_content_type("image/png") |> put_resp_content_type("image/png", nil)
|> put_resp_header("cache-control", "public, max-age=3600") |> put_resp_header("cache-control", "public, max-age=3600")
|> send_resp(:ok, @tile_png) |> send_resp(:ok, @tile_png)
end end

25
test/who_need_help_web/controllers/e2e_tile_controller_test.exs Normal file
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@ -0,0 +1,25 @@
defmodule WhoNeedHelpWeb.E2eTileControllerTest do
use WhoNeedHelpWeb.ConnCase, async: true
test "serves a WebKit-compatible truecolor PNG without a text charset", %{conn: conn} do
conn = WhoNeedHelpWeb.E2eTileController.show(conn, %{})
assert response(conn, 200)
assert get_resp_header(conn, "content-type") == ["image/png"]
assert get_resp_header(conn, "cache-control") == ["public, max-age=3600"]
assert <<
0x89,
"PNG\r\n",
0x1A,
"\n",
13::32,
"IHDR",
256::32,
256::32,
8,
2,
_rest::binary
>> = conn.resp_body
end
end