server.enqueue(MockResponse(body = "abc"))
    server.enqueue(MockResponse(body = "def"))

    // Call 1: set a deadline on the response body.
    val request1 = Request.Builder().url(server.url("/")).build()
    val response1 = client.newCall(request1).execute()
    val body1 = response1.body.source()
    assertThat(body1.readUtf8()).isEqualTo("abc")
    body1.timeout().deadline(5, TimeUnit.SECONDS)

        .addHeader(headerName, headerValue)
        .body("a")
        .build(),
    )
    server.enqueue(
      MockResponse.Builder()
        .body("b")
        .build(),
    )
    server.enqueue(
      MockResponse.Builder()
        .body("c")
        .build(),
    )
    val url = server.url("/")
    assertThat(get(url).body.string()).isEqualTo("a")

        )
    }
    add(FirErrors.ABSTRACT_FUNCTION_WITH_BODY) { firDiagnostic ->
        AbstractFunctionWithBodyImpl(
            firSymbolBuilder.callableBuilder.buildCallableSymbol(firDiagnostic.a),
            firDiagnostic as KtPsiDiagnostic,
            token,
        )
    }
    add(FirErrors.NON_ABSTRACT_FUNCTION_WITH_NO_BODY) { firDiagnostic ->
        NonAbstractFunctionWithNoBodyImpl(