Update tests

test/req/default_options_test.exs

@@ -0,0 +1,23 @@
+defmodule Req.DefaultOptionsTest do
+  use ExUnit.Case
+
+  setup do
+    bypass = Bypass.open()
+    [bypass: bypass, url: "http://localhost:#{bypass.port}"]
+  end
+
+  test "default options", c do
+    pid = self()
+
+    Bypass.expect(c.bypass, "GET", "/", fn conn ->
+      send(pid, {:params, conn.params})
+      Plug.Conn.send_resp(conn, 200, "ok")
+    end)
+
+    Req.default_options(params: %{"foo" => "bar"})
+    Req.get!(c.url)
+    assert_received {:params, %{"foo" => "bar"}}
+  after
+    Application.put_env(:req, :default_options, [])
+  end
+end

test/req/integration_test.exs

@@ -1,5 +1,5 @@
 defmodule Req.IntegrationTest do
-  use ExUnit.Case
+  use ExUnit.Case, async: true
 
   @moduletag :integration
 

test/req_test.exs

@@ -12,21 +12,6 @@ defmodule ReqTest do
     [bypass: bypass, url: "http://localhost:#{bypass.port}"]
   end
 
-  test "default options", c do
-    pid = self()
-
-    Bypass.expect(c.bypass, "GET", "/", fn conn ->
-      send(pid, {:params, conn.params})
-      Plug.Conn.send_resp(conn, 200, "ok")
-    end)
-
-    Req.default_options(params: %{"foo" => "bar"})
-    Req.get!(c.url)
-    assert_received {:params, %{"foo" => "bar"}}
-  after
-    Application.put_env(:req, :default_options, [])
-  end
-
   test "default_headers", c do
     Bypass.expect(c.bypass, "GET", "/", fn conn ->
       [user_agent] = Plug.Conn.get_req_header(conn, "user-agent")