Streaming working of listener comparator by krmahadevan · Pull Request #3118 · testng-team/testng (original) (raw)

Walkthrough

The recent changes focus on improving the ListenerComparator functionality in TestNG by incorporating logic to set the listenerComparator based on command line arguments. This enhancement aims to ensure that listeners are ordered as specified, addressing the issue where they previously executed without any specific order.

Changes

File Path	Change Summary
testng-core/src/main/java/org/.../TestNG.java	Added logic to set listenerComparator based on cmdLineArgs in configure method.
testng-core/src/test/java/test/.../ListenersTest.java	New test methods added to ensure ordering for various listeners via Maven.

Assessment against linked issues

Objective	Addressed	Explanation
Allow users to define the order of TestNG listeners invocation (#2874)	✅
Ensure that TestNG uses a comparator to establish order for listeners (#2874)	✅
ListenerComparator should order listeners as expected (#3117)	✅

Issue [Feature] Allow users to define ordering for TestNG listeners #2874: The changes directly address the need to allow users to define and ensure the order of listener invocation, making this issue highly relevant.
Issue ListenerComparator doesn't work #3117: This issue is directly addressed by the implemented changes ensuring that ListenerComparator orders listeners correctly.

Poem

🐇💻 Oh hop and code, through fields of Java,
Where bugs lay hidden, in lines so suave.
A fix, a tweak, a test, a cheer,
🎉 Listeners ordered, have no fear!
With every commit, the garden grows,
CodeRabbit 🐰, through the meadows.

Recent Review Details

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Review profile: CHILL

CommitsFiles that changed from the base of the PR and between fe24aa2 and c1a524c. Files selected for processing (3)

CHANGES.txt (1 hunks)
testng-core/src/main/java/org/testng/TestNG.java (1 hunks)
testng-core/src/test/java/test/listeners/ListenersTest.java (12 hunks) Files skipped from review due to trivial changes (1)
CHANGES.txt Additional comments not posted (12)

testng-core/src/test/java/test/listeners/ListenersTest.java (11)

67-73: The test method ensureOrderingForExecutionListenersViaMaven is correctly implemented to verify the listener ordering via Maven configuration.

83-89: The test method ensureOrderingForAlterSuiteListenersViaMaven is correctly implemented to verify the listener ordering for alter suite listeners via Maven configuration.

105-109: The test method ensureOrderingForSuiteListenersViaMaven is correctly implemented to verify the listener ordering for suite listeners via Maven configuration.

120-127: The test method ensureOrderingForTestListenersViaMaven is correctly implemented to verify the listener ordering for test listeners via Maven configuration.

137-143: The test method ensureOrderingForInvokedListenersViaMaven is correctly implemented to verify the listener ordering for invoked method listeners via Maven configuration.

154-161: The test method ensureOrderingForConfigurationListenersViaMaven is correctly implemented to verify the listener ordering for configuration listeners via Maven configuration.

169-173: The test method ensureOrderingForClassListenersViaMaven is correctly implemented to verify the listener ordering for class listeners via Maven configuration.

184-191: The test method ensureOrderingForDataProviderListenersViaMaven is correctly implemented to verify the listener ordering for data provider listeners via Maven configuration.

202-209: The test method ensureOrderingForDataProviderInterceptorsViaMaven is correctly implemented to verify the listener ordering for data provider interceptors via Maven configuration.

219-225: The test method ensureOrderingForExecutionVisualisersViaMaven is correctly implemented to verify the listener ordering for execution visualisers via Maven configuration.

235-241: The test method ensureOrderingForMethodInterceptorsViaMaven is correctly implemented to verify the listener ordering for method interceptors via Maven configuration.

testng-core/src/main/java/org/testng/TestNG.java (1)

1776-1779: Ensure that the ListenerComparator is correctly set from the command line arguments.

This change correctly captures the ListenerComparator from the command line arguments and sets it appropriately, aligning with the PR's objectives to ensure the correct functioning of ListenerComparator.

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