Flaky Node-API library integration tests

[janpio]

For example:

FAIL src/__tests__/integration/happy/disconnect-while-query/test.ts
  ✕ disconnect-while-query (880 ms)

  ● disconnect-while-query


    Invalid `prisma.user.findMany()` invocation in
    /home/runner/work/prisma/prisma/src/packages/client/src/__tests__/integration/happy/disconnect-while-query/test.ts:8:25

       5 const prisma = new PrismaClient()
       6 
       7 await prisma.user.findMany()
    →  8 const a = prisma.user.findMany(
      Engine is not yet connected.
       0: user_facing_errors::Error::new_non_panic_with_current_backtrace
       1: query_engine_napi::error::<impl core::convert::From<query_engine_napi::error::ApiError> for user_facing_errors::Error>::from
       2: query_engine_napi::error::<impl core::convert::From<query_engine_napi::error::ApiError> for napi::error::Error>::from
       3: <core::future::from_generator::GenFuture<T> as core::future::future::Future>::poll
       4: tokio::runtime::task::core::CoreStage<T>::poll
       5: <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
       6: tokio::runtime::task::harness::poll_future
       7: tokio::runtime::task::harness::Harness<T,S>::poll
       8: std::thread::local::LocalKey<T>::with
       9: tokio::runtime::thread_pool::worker::Context::run_task
      10: tokio::runtime::thread_pool::worker::Context::run
      11: tokio::macros::scoped_tls::ScopedKey<T>::set
      12: tokio::runtime::thread_pool::worker::run
      13: tokio::loom::std::unsafe_cell::UnsafeCell<T>::with_mut
      14: <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
      15: tokio::runtime::task::harness::Harness<T,S>::poll
      16: tokio::runtime::blocking::pool::Inner::run
      17: std::sys_common::backtrace::__rust_begin_short_backtrace
      18: core::ops::function::FnOnce::call_once{{vtable.shim}}
      19: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once

      at ../../../../../../../../rustc/2fd73fabe469357a12c2c974c140f67e7cdd76d0/library/alloc/src/boxed.rs:1521:9
            <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
      at ../../../../../../../../rustc/2fd73fabe469357a12c2c974c140f67e7cdd76d0/library/alloc/src/boxed.rs:1521:9
            std::sys::unix::thread::Thread::new::thread_start
      at ../../../../../../../../rustc/2fd73fabe469357a12c2c974c140f67e7cdd76d0/library/std/src/sys/unix/thread.rs:71:17
        20: start_thread
        21: clone
      at cb (src/runtime/PrismaClientFetcher.ts:172:17)

or

FAIL src/__tests__/integration/happy/disconnect-race/test.ts
  ✕ disconnect-race (1767 ms)

  ● disconnect-race


    Invalid `prisma.user.findMany()` invocation in
    /home/runner/work/prisma/prisma/src/packages/client/src/__tests__/integration/happy/disconnect-race/test.ts:9:31

       6 
       7 await prisma.user.findMany()
       8 prisma.$disconnect()
    →  9 const a = await prisma.user.findMany(
      Engine is not yet connected.
       0: user_facing_errors::Error::new_non_panic_with_current_backtrace
       1: query_engine_napi::error::<impl core::convert::From<query_engine_napi::error::ApiError> for user_facing_errors::Error>::from
       2: query_engine_napi::error::<impl core::convert::From<query_engine_napi::error::ApiError> for napi::error::Error>::from
       3: <core::future::from_generator::GenFuture<T> as core::future::future::Future>::poll
       4: tokio::runtime::task::core::CoreStage<T>::poll
       5: <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
       6: tokio::runtime::task::harness::poll_future
       7: tokio::runtime::task::harness::Harness<T,S>::poll
       8: std::thread::local::LocalKey<T>::with
       9: tokio::runtime::thread_pool::worker::Context::run_task
      10: tokio::runtime::thread_pool::worker::Context::run
      11: tokio::macros::scoped_tls::ScopedKey<T>::set
      12: tokio::runtime::thread_pool::worker::run
      13: tokio::loom::std::unsafe_cell::UnsafeCell<T>::with_mut
      14: <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
      15: tokio::runtime::task::harness::Harness<T,S>::poll
      16: tokio::runtime::blocking::pool::Inner::run
      17: std::sys_common::backtrace::__rust_begin_short_backtrace
      18: core::ops::function::FnOnce::call_once{{vtable.shim}}
      19: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once

      at ../../../../../../../../rustc/2fd73fabe469357a12c2c974c140f67e7cdd76d0/library/alloc/src/boxed.rs:1521:9
            <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
      at ../../../../../../../../rustc/2fd73fabe469357a12c2c974c140f67e7cdd76d0/library/alloc/src/boxed.rs:1521:9
            std::sys::unix::thread::Thread::new::thread_start
      at ../../../../../../../../rustc/2fd73fabe469357a12c2c974c140f67e7cdd76d0/library/std/src/sys/unix/thread.rs:71:17
        20: start_thread
        21: clone
      at cb (src/runtime/PrismaClientFetcher.ts:172:17)

via: https://github.com/prisma/prisma/pull/7601/checks?check_run_id=2809813499

[janpio]

And some more via internal Slack: https://prisma-company.slack.com/archives/C02232M9CP8/p1623346549042300
Possibly related: #7569

[janpio]

Duplicate of #7569