"/foo/bar",
        headersOf("foo", "bar"),
        MockResponse(body = "bar"),
      )
    server.enqueue(
      MockResponse
        .Builder()
        .body("ABCDE")
        .addPush(pushPromise)
        .build(),
    )
    val call = client.newCall(Request(server.url("/foo")))
    val response = call.execute()
    assertThat(response.body.string()).isEqualTo("ABCDE")