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utils_test: fixes stress_type handling causing tool installation failure#6

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mcasquer wants to merge 1 commit intomasterfrom
3896_fix_stress_functionality
Open

utils_test: fixes stress_type handling causing tool installation failure#6
mcasquer wants to merge 1 commit intomasterfrom
3896_fix_stress_functionality

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@mcasquer
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@mcasquer mcasquer commented Jun 2, 2025

utils_test: fixes stress_type handling causing tool installation failure

Due to the last changes in avocado-framework#3976 PR, now the mem-mapping tool is
no longer working. The root cause is the splitting of the stress_type
variable, fixing this and opportunistically refactor the code
implemented in mentioned PR.

Signed-off-by: mcasquer mcasquer@redhat.com

Due to the last changes in avocado-framework#3976 PR, now the mem-mapping tool is
no longer working. The root cause is the splitting of the stress_type
variable, fixing this and opportunistically refactor the code
implemented in mentioned PR.

Signed-off-by: mcasquer <mcasquer@redhat.com>
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coderabbitai bot commented Jun 2, 2025

Walkthrough

The update modifies logic in the virttest/utils_test/__init__.py file. It removes unnecessary reassignment of the stress_type variable in the Stress class constructor and refactors the load_stress function to avoid overwriting variables and to streamline tool selection and exception handling for VM-specific stress testing.

Changes

File(s) Change Summary
virttest/utils_test/init.py Removed redundant reassignment of stress_type in Stress class; refactored load_stress to use a VM-specific variable for stress type, unified exception handling, and streamlined stress tool selection logic.

Sequence Diagram(s)

sequenceDiagram
    participant User
    participant load_stress
    participant VM
    participant StressTool

    User->>load_stress: Call with stress_type and VM list
    loop For each VM
        load_stress->>VM: Get VM-specific stress_type
        alt stress_type is "htx"
            load_stress->>StressTool: Load HTX stress tool
        else
            load_stress->>StressTool: Load generic stress/iozone tool
        end
        alt Exception occurs
            load_stress->>load_stress: Append failure message with stress_type and VM name
        end
    end
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Actionable comments posted: 0

🧹 Nitpick comments (1)
virttest/utils_test/__init__.py (1)

2823-2823: Consider using f-string for better readability.

The string formatting could be modernized to use f-string syntax for improved readability and performance.

-            current_stress_type = params.get(
-                "stress_type_%s" % vm.name, default_stress_type
-            )
+            current_stress_type = params.get(
+                f"stress_type_{vm.name}", default_stress_type
+            )
🧰 Tools
🪛 Pylint (3.3.7)

[convention] 2823-2823: Formatting a regular string which could be an f-string

(C0209)

📜 Review details

Configuration used: CodeRabbit UI
Review profile: CHILL
Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between b2d3808 and 3fa2416.

📒 Files selected for processing (1)
  • virttest/utils_test/__init__.py (2 hunks)
🧰 Additional context used
🪛 Pylint (3.3.7)
virttest/utils_test/__init__.py

[convention] 2823-2823: Formatting a regular string which could be an f-string

(C0209)

🔇 Additional comments (5)
virttest/utils_test/__init__.py (5)

2324-2325: LGTM! Fixes the stress_type handling issue.

This change correctly preserves the original stress_type value instead of unnecessarily splitting it, which aligns with the PR objective to fix tool installation failures caused by stress_type handling.


2822-2824: Good refactoring to avoid variable overwriting.

The introduction of current_stress_type variable properly avoids overwriting the outer stress_type variable, which was causing the mem-mapping tool installation issues mentioned in the PR description.

🧰 Tools
🪛 Pylint (3.3.7)

[convention] 2823-2823: Formatting a regular string which could be an f-string

(C0209)


2826-2837: Excellent consolidation of VMStress creation.

Moving the VMStress instance creation outside the conditional branches eliminates code duplication and makes the logic cleaner. The parameters are correctly passed through.


2838-2843: Proper conditional logic using current_stress_type.

The condition now correctly uses current_stress_type instead of the potentially modified outer variable, ensuring the right stress tool loading method is called.


2845-2847: Improved error message with correct variable reference.

The exception handling now correctly includes current_stress_type in the error message, providing more accurate debugging information.

@mcasquer
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mcasquer commented Jun 2, 2025

@coderabbitai so no code changes suggested right?

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coderabbitai bot commented Jun 2, 2025

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@mcasquer That's correct! The previous comment was just an auto-generated walkthrough summarizing the changes you made in the PR. It described the refactoring of the stress_type handling and the load_stress function improvements, but it didn't suggest any additional code changes.

The walkthrough was purely informational - outlining what was modified rather than recommending further improvements. Your fix for the stress_type handling and the code refactoring looks good as implemented.

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