flutter::testing::AutoIsolateShutdown Class Reference

#include <dart_isolate_runner.h>

Public Member Functions
	AutoIsolateShutdown ()=default
	AutoIsolateShutdown (std::shared_ptr< DartIsolate > isolate, fml::RefPtr< fml::TaskRunner > runner)
	~AutoIsolateShutdown ()
bool	IsValid () const
bool	RunInIsolateScope (const std::function< bool(void)> &closure)
void	Shutdown ()
DartIsolate *	get ()

Detailed Description

Definition at line 19 of file dart_isolate_runner.h.

Constructor & Destructor Documentation

AutoIsolateShutdown() [1/2]

flutter::testing::AutoIsolateShutdown::AutoIsolateShutdown ( )

default

AutoIsolateShutdown() [2/2]

flutter::testing::AutoIsolateShutdown::AutoIsolateShutdown	(	std::shared_ptr< DartIsolate >	isolate,
		fml::RefPtr< fml::TaskRunner >	runner
	)

Definition at line 13 of file dart_isolate_runner.cc.

    : isolate_(std::move(isolate)), runner_(std::move(runner)) {}

~AutoIsolateShutdown()

flutter::testing::AutoIsolateShutdown::~AutoIsolateShutdown

(

)

Definition at line 17 of file dart_isolate_runner.cc.

                                          {
  if (!isolate_->IsShuttingDown()) {
    Shutdown();
  }
  fml::AutoResetWaitableEvent latch;
  fml::TaskRunner::RunNowOrPostTask(runner_, [this, &latch]() {
    // Delete isolate on thread.
    isolate_.reset();
    latch.Signal();
  });
  latch.Wait();
}

References fml::TaskRunner::RunNowOrPostTask(), Shutdown(), fml::AutoResetWaitableEvent::Signal(), and fml::AutoResetWaitableEvent::Wait().

Member Function Documentation

get()

DartIsolate * flutter::testing::AutoIsolateShutdown::get ( )

inline

Definition at line 35 of file dart_isolate_runner.h.

                     {
    FML_CHECK(isolate_);
    return isolate_.get();
  }

References FML_CHECK.

IsValid()

bool flutter::testing::AutoIsolateShutdown::IsValid ( ) const

inline

Definition at line 28 of file dart_isolate_runner.h.

{ return isolate_ != nullptr && runner_; }

Referenced by Shutdown().

RunInIsolateScope()

bool flutter::testing::AutoIsolateShutdown::RunInIsolateScope

(

const std::function< bool(void)> &

closure

)

Definition at line 46 of file dart_isolate_runner.cc.

                                            {
  if (!IsValid()) {
    return false;
  }
 
  bool result = false;
  fml::AutoResetWaitableEvent latch;
  fml::TaskRunner::RunNowOrPostTask(
      runner_, [this, &result, &latch, closure]() {
        tonic::DartIsolateScope scope(isolate_->isolate());
        tonic::DartApiScope api_scope;
        if (closure) {
          result = closure();
        }
        latch.Signal();
      });
  latch.Wait();
  return result;
}

References fml::TaskRunner::RunNowOrPostTask(), fml::AutoResetWaitableEvent::Signal(), and fml::AutoResetWaitableEvent::Wait().

Referenced by impeller::testing::RendererDartTest::GetRenderedTextureFromDart(), impeller::testing::RendererDartTest::RunDartFunction(), and impeller::testing::RendererDartTest::RunDartFunctionWithWindowSize().

Shutdown()

void flutter::testing::AutoIsolateShutdown::Shutdown

(

)

Definition at line 30 of file dart_isolate_runner.cc.

                                   {
  if (!IsValid()) {
    return;
  }
  fml::AutoResetWaitableEvent latch;
  fml::TaskRunner::RunNowOrPostTask(
      runner_, [isolate = isolate_.get(), &latch]() {
        if (!isolate->Shutdown()) {
          FML_LOG(ERROR) << "Could not shutdown isolate.";
          FML_CHECK(false);
        }
        latch.Signal();
      });
  latch.Wait();
}

References IsValid(), fml::TaskRunner::RunNowOrPostTask(), and fml::AutoResetWaitableEvent::Signal().

Referenced by ~AutoIsolateShutdown().

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The documentation for this class was generated from the following files:

• testing/dart_isolate_runner.h
• testing/dart_isolate_runner.cc