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Streamline Guice Module creation in concurrency. #3062

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merged 1 commit into from
Feb 10, 2024

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@krmahadevan krmahadevan commented Feb 10, 2024

Closes #3048
Closes #3050

Fixes #3048
Fixes #3050

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Summary by CodeRabbit

  • Bug Fixes
    • Fixed ConcurrentModificationException and race conditions in dependency injection.
    • Addressed issues with custom listener factory injection and method result handling.
  • New Features
    • Introduced new test methods to ensure no duplicate Guice modules are created.
    • Added functionality to retry tests based on certain conditions using EvidenceRetryAnalyzer.
  • Tests
    • Implemented new tests to validate the correct behavior of Guice modules and retry analyzers in various scenarios.

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coderabbitai bot commented Feb 10, 2024

Walkthrough

The recent updates focus on enhancing TestNG's stability by fixing ConcurrentModificationException and race conditions during Guice Module creation and injection. These changes ensure that Guice Modules are instantiated once per suite, mitigating issues with custom listener factory injection and method result handling. The introduction of locking mechanisms and new test cases further solidifies the framework's reliability for developers.

Changes

Files Changes
.../internal/objects/GuiceBasedObjectDispenser.java Added ReentrantLock to synchronize object dispensing.
.../test/java/test/guice/GuiceTest.java
.../test/java/test/guice/issue3050/*.java
Added tests to validate no duplicate Guice Modules are created and handle retry logic with Guice injection.

Assessment against linked issues

Objective Addressed Explanation
Prevent ConcurrentModificationException during test suite execution (#3048)
Ensure Guice Module is instantiated only once during the Suite execution (#3050)
Investigate and resolve race condition in GuiceHelper#getModules (#3050)
Confirm proper Singleton behavior for randomUUID in EvidenceModule (#3050)
Ensure correct dependency injection in EvidenceRetryAnalyzer (#3050)

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Fixing bugs, making TestNG great.
Like touchdowns scored, our changes win,
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Review Status

Actionable comments generated: 0

Configuration used: CodeRabbit UI

Commits Files that changed from the base of the PR and between 3b3d67c and def5fd0.
Files selected for processing (8)
  • CHANGES.txt (1 hunks)
  • testng-core/src/main/java/org/testng/internal/objects/GuiceBasedObjectDispenser.java (3 hunks)
  • testng-core/src/test/java/test/guice/GuiceTest.java (3 hunks)
  • testng-core/src/test/java/test/guice/issue3050/EvidenceModule.java (1 hunks)
  • testng-core/src/test/java/test/guice/issue3050/EvidenceRetryAnalyzer.java (1 hunks)
  • testng-core/src/test/java/test/guice/issue3050/EvidenceTestOneSample.java (1 hunks)
  • testng-core/src/test/java/test/guice/issue3050/EvidenceTestThreeSample.java (1 hunks)
  • testng-core/src/test/java/test/guice/issue3050/EvidenceTestTwoSample.java (1 hunks)
Additional comments: 10
testng-core/src/test/java/test/guice/issue3050/EvidenceModule.java (1)
  • 1-15: LGTM!
testng-core/src/test/java/test/guice/issue3050/EvidenceRetryAnalyzer.java (1)
  • 1-27: LGTM!
testng-core/src/test/java/test/guice/issue3050/EvidenceTestOneSample.java (1)
  • 1-31: LGTM!
testng-core/src/test/java/test/guice/issue3050/EvidenceTestTwoSample.java (1)
  • 1-31: LGTM!
testng-core/src/test/java/test/guice/issue3050/EvidenceTestThreeSample.java (1)
  • 1-31: LGTM!
testng-core/src/main/java/org/testng/internal/objects/GuiceBasedObjectDispenser.java (1)
  • 22-71: > 📝 NOTE

This review was outside the diff hunks and was mapped to the diff hunk with the greatest overlap. Original lines [1-68]

LGTM!

testng-core/src/test/java/test/guice/GuiceTest.java (1)
  • 112-128: > 📝 NOTE

This review was outside the diff hunks and was mapped to the diff hunk with the greatest overlap. Original lines [1-127]

LGTM!

CHANGES.txt (3)
  • 3-3: The change log mentions fixing a ConcurrentModificationException when injecting values. Ensure all references and calls to the affected methods or classes throughout the codebase have been updated to align with this fix.
  • 4-4: The log mentions addressing a race condition when creating Guice Modules. Confirm that the synchronization mechanism introduced does not negatively impact performance or introduce deadlocks.
  • 4-4: The entry about fixing a race condition in Guice Module creation should be followed by tests specifically designed to verify that the race condition has been effectively resolved. Confirm that such tests have been added.
Verification successful

The search successfully identified a test case named ensureNoDuplicateGuiceModulesAreCreated within GuiceTest.java, which is designed to verify the resolution of the race condition in Guice Module creation. This confirms that the necessary tests have been added as per the review comment.

Scripts Executed

The following scripts were executed for the analysis:


Script:

#!/bin/bash
# Search for new test cases related to Guice Module creation race condition.
rg --type java 'ensureNoDuplicateGuiceModulesAreCreated' tests/

Length of output: 110



Script:

#!/bin/bash
# Broaden the search for test cases related to Guice Module creation race condition across the entire project.
rg --type java 'ensureNoDuplicateGuiceModulesAreCreated'

Length of output: 166

@krmahadevan krmahadevan merged commit 1774b2c into testng-team:master Feb 10, 2024
6 of 9 checks passed
@krmahadevan krmahadevan deleted the bugfix/3050 branch February 10, 2024 13:36
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Race condition when creating Guice Modules ConcurrentModificationException when injecting values
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