assertThat(observer.takeEvent()).isEqualTo(expectedRequestHeaders)
    assertThat(observer.takeEvent()).isEqualTo(expectedResponseHeaders)
  }

  @Test fun doublePushPromise() {
    // Write the mocking script.
    peer.sendFrame().settings(Settings())
    peer.acceptFrame() // ACK
    peer.sendFrame().pushPromise(3, 2, headerEntries("a", "android"))
    peer.acceptFrame() // SYN_REPLY