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fix events-executor warm-up bug and add unit-tests #2591

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merged 8 commits into from
Sep 11, 2024

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alsora
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@alsora alsora commented Jul 26, 2024

Wrote a test to verify the behavior of spin_all, that should collect work multiple times (if given enough duration) and this should allow to also get work from entities created after the node / cb group was added to the executor.

See #2589 for details

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i think comments could be updated a bit, but this test itself makes sense to be added.

rclcpp/test/rclcpp/executors/test_executors.cpp Outdated Show resolved Hide resolved
@jmachowinski
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This test is flawed. It builds on top of TestExecutors. The SetUp method of TestExecutors also instantiates a node and subscripers / publishers interfering with the test.

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alsora commented Aug 4, 2024

@jmachowinski I moved the tests to a new file with their own, minimal, test suite

Signed-off-by: Alberto Soragna <[email protected]>
@alsora alsora force-pushed the asoragna/warm-up-executor branch from d2df4b0 to 77ddcd1 Compare August 4, 2024 23:57
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alsora commented Aug 10, 2024

Thanks for the early review.
Can you please take another look?

I updated the PR:

  • fixes the "warm up" bug for the events executor
  • adds unit-tests that exhibit the problem (the tests are currently enabled only for the executors that pass them)

CI:

  • Linux Build Status
  • Linux-aarch64 Build Status
  • Linux-rhel Build Status
  • Windows Build Status

@alsora alsora changed the title add unit-test to verify that spin-all doesn't need warm-up fix events-executor warm-up bug and add unit-tests Aug 10, 2024
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This pull request has been mentioned on ROS Discourse. There might be relevant details there:

https://discourse.ros.org/t/next-client-library-wg-meeting-friday-16th-august-2024/39130/1

@MichaelOrlov
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@jmachowinski @fujitatomoya A friendly ping for one more round of review to move forward with this PR.

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Please :-)

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sloretz commented Aug 29, 2024

@Mergifyio update

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mergify bot commented Aug 29, 2024

update

✅ Branch has been successfully updated

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sloretz commented Aug 29, 2024

CI (build: --packages-above-and-dependencies rclcpp test: --packages-above rclcpp)

  • Linux Build Status
  • Linux-aarch64 Build Status
  • Linux-rhel Build Status
  • Windows Build Status

@@ -0,0 +1,241 @@
// Copyright 2017 Open Source Robotics Foundation, Inc.
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Suggested change
// Copyright 2017 Open Source Robotics Foundation, Inc.
// Copyright 2024 Open Source Robotics Foundation, Inc.

// Create entities, this will produce a notifier waitable event, telling the executor to refresh
// the entities collection
auto publisher = node->create_publisher<test_msgs::msg::Empty>("test_topic", rclcpp::QoS(10));
size_t callback_count = 0;
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include <cstddef>

auto callback = [&callback_count](test_msgs::msg::Empty::ConstSharedPtr) {callback_count++;};
auto subscription =
node->create_subscription<test_msgs::msg::Empty>(
"test_topic", rclcpp::QoS(10), std::move(callback));
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include <utility>


// TODO(alsora): Enable when https://github.com/ros2/rclcpp/pull/2595 gets merged
if (
std::is_same<ExecutorType, rclcpp::executors::SingleThreadedExecutor>() ||
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include <type_traits>

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alsora commented Sep 6, 2024

Added missing include directives.
New CI:

  • Linux Build Status
  • Linux-aarch64 Build Status
  • Linux-rhel Build Status
  • Windows Build Status

@mjcarroll
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RHEL is failing with out of disk space errors. Reported to buildfarmers.

Signed-off-by: Alberto Soragna <[email protected]>
@alsora alsora force-pushed the asoragna/warm-up-executor branch from 067b721 to d3ed8a6 Compare September 10, 2024 08:15
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alsora commented Sep 10, 2024

Fixed DCO.

New CI:

  • Linux Build Status
  • Linux-aarch64 Build Status
  • Linux-rhel Build Status
  • Windows Build Status

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alsora commented Sep 11, 2024

Merging this since the changes requests have been addressed and the RHEL failure is unrelated and known (ros2cli.pytest.missing_result)

@alsora alsora merged commit f7056c0 into rolling Sep 11, 2024
3 checks passed
@alsora alsora deleted the asoragna/warm-up-executor branch September 11, 2024 07:08
@SteveMacenski
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Can we get this backported to Jazzy?

@ahcorde
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ahcorde commented Sep 11, 2024

https://github.com/Mergifyio backport jazzy

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mergify bot commented Sep 11, 2024

backport jazzy

✅ Backports have been created

mergify bot pushed a commit that referenced this pull request Sep 11, 2024
* add unit-test to verify that spin-all doesn't need warm-up

Signed-off-by: Alberto Soragna <[email protected]>

* improve comment and add callback group test

Signed-off-by: Alberto Soragna <[email protected]>

* move executor tests to a new file

Signed-off-by: Alberto Soragna <[email protected]>

* do not require warm up iteration with events executor spin_some

Signed-off-by: Alberto Soragna <[email protected]>

* add spin_some tests and cleanup

Signed-off-by: Alberto Soragna <[email protected]>

* add missing include directives

Signed-off-by: Alberto Soragna <[email protected]>

---------

Signed-off-by: Alberto Soragna <[email protected]>
Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>
(cherry picked from commit f7056c0)

# Conflicts:
#	rclcpp/src/rclcpp/experimental/executors/events_executor/events_executor.cpp
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doisyg commented Sep 12, 2024

Can we merge the backport to Jazzy and trigger a release plz ?

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ahcorde commented Sep 12, 2024

Ey @alsora I created the backport but there are some conflicts. do you mind to fix it ?

I can take care of the release once the backport PR is merged

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10 participants