test(path_generator): add tests for turn signal activation feature

[mitukou1109]

Description

This PR adds tests for turn signal activation feature of path_generator.

How was this PR tested?

colcon test --packages-select autoware_path_generator --event-handlers console_cohesion+

gives the following result (excerpt):

1: [----------] 6 tests from UtilsTest
1: [ RUN      ] UtilsTest.getPreviousLaneletWithinRoute
1: [       OK ] UtilsTest.getPreviousLaneletWithinRoute (30 ms)
1: [ RUN      ] UtilsTest.getNextLaneletWithinRoute
1: [       OK ] UtilsTest.getNextLaneletWithinRoute (28 ms)
1: [ RUN      ] UtilsTest.getLaneletsWithinRouteUpTo
1: [       OK ] UtilsTest.getLaneletsWithinRouteUpTo (26 ms)
1: [ RUN      ] UtilsTest.getLaneletsWithinRouteAfter
1: [       OK ] UtilsTest.getLaneletsWithinRouteAfter (24 ms)
1: [ RUN      ] UtilsTest.getLaneletsWithinRoute
1: [       OK ] UtilsTest.getLaneletsWithinRoute (26 ms)
1: [ RUN      ] UtilsTest.getTurnSignalRequiredEndPoint
1: [       OK ] UtilsTest.getTurnSignalRequiredEndPoint (25 ms)
1: [----------] 6 tests from UtilsTest (159 ms total)
1: 
1: [----------] 6 tests from GetTurnSignalTest
1: [ RUN      ] GetTurnSignalTest.getTurnSignal/EgoIsStoppingAndBeforeDesiredStartPoint
1: [       OK ] GetTurnSignalTest.getTurnSignal/EgoIsStoppingAndBeforeDesiredStartPoint (25 ms)
1: [ RUN      ] GetTurnSignalTest.getTurnSignal/EgoIsStoppingAndAheadOfDesiredStartPoint
1: [       OK ] GetTurnSignalTest.getTurnSignal/EgoIsStoppingAndAheadOfDesiredStartPoint (26 ms)
1: [ RUN      ] GetTurnSignalTest.getTurnSignal/EgoIsMovingAndAheadOfDesiredStartPoint
1: [       OK ] GetTurnSignalTest.getTurnSignal/EgoIsMovingAndAheadOfDesiredStartPoint (25 ms)
1: [ RUN      ] GetTurnSignalTest.getTurnSignal/EgoIsInRequiredSection
1: [       OK ] GetTurnSignalTest.getTurnSignal/EgoIsInRequiredSection (26 ms)
1: [ RUN      ] GetTurnSignalTest.getTurnSignal/EgoIsInDesiredSection
1: [       OK ] GetTurnSignalTest.getTurnSignal/EgoIsInDesiredSection (24 ms)
1: [ RUN      ] GetTurnSignalTest.getTurnSignal/EgoIsAheadOfDesiredEndPoint
1: [       OK ] GetTurnSignalTest.getTurnSignal/EgoIsAheadOfDesiredEndPoint (26 ms)
1: [----------] 6 tests from GetTurnSignalTest (152 ms total)

Notes for reviewers

None.

Interface changes

None.

Effects on system behavior

None.

[github-actions]

Thank you for contributing to the Autoware project!

🚧 If your pull request is in progress, switch it to draft mode.

Please ensure:

• You've checked our contribution guidelines.
• Your PR follows our pull request guidelines.
• All required CI checks pass before marking the PR ready for review.

[kosuke55]

Suggested change

	// Copyright 2024 TIER IV, Inc.
	// Copyright 2025 TIER IV, Inc.