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Hp 2166/store action usage interval in the action table#88

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SilverFire merged 9 commits intohiqdev:masterfrom
ValeriyShnurovoy:HP-2166/Store_Action_Usage_Interval_in_the_action_table
Nov 1, 2024
Merged

Hp 2166/store action usage interval in the action table#88
SilverFire merged 9 commits intohiqdev:masterfrom
ValeriyShnurovoy:HP-2166/Store_Action_Usage_Interval_in_the_action_table

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@ValeriyShnurovoy ValeriyShnurovoy commented Oct 31, 2024

Summary by CodeRabbit

  • New Features

    • Enhanced precision in calculating the effective interval date for usage by utilizing seconds instead of days.
  • Bug Fixes

    • Updated expected values in unit tests to reflect more accurate calculations for interval properties.

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coderabbitai bot commented Oct 31, 2024

Walkthrough

The pull request introduces modifications to the withMonthAndFraction method of the UsageInterval class, enhancing the calculation of the effectiveTill date by using total seconds in the month multiplied by the fractionOfMonth. The method signature remains unchanged. Corresponding updates are made to the UsageIntervalTest class to refine expected values based on the new logic. The changes focus on improving the precision of interval calculations without altering method signatures or overall test structure.

Changes

File Change Summary
src/action/UsageInterval.php Modified withMonthAndFraction method to calculate effectiveTill using total seconds instead of days.
tests/unit/action/UsageIntervalTest.php Updated expected values in provideWithMonthAndFraction method for accuracy in test cases.

Possibly related PRs

  • HP-2166/Store_Action_Usage_Interval_in_the_action_table #81: The changes in this PR involve the withMonthAndFraction method in the UsageInterval class, which is directly related to the modifications made in the main PR regarding the logic of calculating the effectiveTill date using the fractionOfMonth.

Suggested reviewers

  • SilverFire

🐇 In the month of bright and sunny days,
I hop and skip in joyful ways.
With fractions fine and seconds clear,
My intervals now bring good cheer!
So let us dance, both near and far,
For precision shines like a bright star! ✨


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Actionable comments posted: 0

🧹 Outside diff range and nitpick comments (1)
tests/unit/action/UsageIntervalTest.php (1)

230-232: LGTM! Consider adding a comment explaining the calculations.

The updated test expectations are mathematically correct for February 2024 (leap year):

  • secondsInMonth: 29 days = 2,505,600 seconds
  • seconds: From Feb 1 11:50:00 to Feb 29 18:15:00 = 2,442,300 seconds
  • ratioOfMonth: 2,442,300 / 2,505,600 ≈ 0.9747365900383141

Consider adding a comment explaining these calculations for better maintainability:

         yield 'When start date is greater than start of month' => [
             ['month' => '2024-02-01 00:00:00', 'start' => '2024-02-01 11:50:00', 'fraction' => 0.9747365900383141],
             [
                 'start' => '2024-02-01 11:50:00',
                 'end' => '2024-02-29 18:15:00',
+                // February 2024 (leap year):
+                // - secondsInMonth = 29 days = 2,505,600 seconds
+                // - seconds = from Feb 1 11:50:00 to Feb 29 18:15:00 = 2,442,300 seconds
+                // - ratioOfMonth = seconds / secondsInMonth ≈ 0.9747365900383141
                 'ratioOfMonth' => 0.9747365900383141,
                 'seconds' => 2_442_300,
                 'secondsInMonth' => 2_505_600,
             ]
         ];
📜 Review details

Configuration used: CodeRabbit UI
Review profile: CHILL

📥 Commits

Reviewing files that changed from the base of the PR and between 056abfa and 7bf3905.

📒 Files selected for processing (2)
  • src/action/UsageInterval.php (1 hunks)
  • tests/unit/action/UsageIntervalTest.php (1 hunks)
🧰 Additional context used
📓 Learnings (1)
tests/unit/action/UsageIntervalTest.php (1)
Learnt from: SilverFire
PR: hiqdev/php-billing#81
File: src/action/UsageInterval.php:93-106
Timestamp: 2024-10-29T10:44:02.367Z
Learning: Tests should cover invalid parameter values, such as for the `$fractionOfMonth` parameter in `withMonthAndFraction` method.
🔇 Additional comments (2)
src/action/UsageInterval.php (1)

113-115: Improved precision using seconds-based calculation

The new implementation enhances precision by:

  • Using seconds instead of days for calculations
  • Leveraging the existing secondsInMonth() method
  • Maintaining consistency with other time-based calculations in the class

Let's verify the behavior around month boundaries and precision:

✅ Verification successful

Seconds-based calculation is well-tested and handles edge cases correctly

The implementation is thoroughly verified through comprehensive test cases that cover:

  • Precise fractional calculations (0.17857142857142858)
  • Boundary conditions (0.0 and 1.0)
  • Input validation (throws exception for fractions < 0 or > 1)
  • Leap year handling (February 2024)
  • Time precision down to seconds
  • Various month boundary scenarios

The new seconds-based calculation is more precise than the previous implementation and is properly validated through extensive test coverage.

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Check for potential edge cases in tests
# Look for test cases that verify month boundary behavior

# Test 1: Search for relevant test cases
echo "Searching for related test cases..."
rg -l "UsageIntervalTest" 

# Test 2: Look for specific test scenarios
rg -A 5 "withMonthAndFraction.*test" 

# Test 3: Check for floating-point precision handling
rg "fractionOfMonth.*[0-9]\.[0-9]+" 

Length of output: 433


Script:

#!/bin/bash
# Let's examine the test file and implementation more thoroughly

# Check the test implementation
echo "=== UsageIntervalTest.php content ==="
cat tests/unit/action/UsageIntervalTest.php

# Look for edge case handling in the implementation
echo -e "\n=== Usage interval implementation around fraction handling ==="
rg -B 2 -A 5 "fractionOfMonth.*[0-9]" src/action/UsageInterval.php

# Check for any date/time manipulation methods
echo -e "\n=== Time manipulation methods ==="
ast-grep --pattern 'function $FUNC($$$) {
  $$$
  ->modify($$$)
  $$$
}'

Length of output: 11810

tests/unit/action/UsageIntervalTest.php (1)

Line range hint 1-282: Verify if additional tests are needed for database storage.

The test coverage for usage interval calculations is comprehensive. However, based on the PR title "store action usage interval in the action table", should we add integration tests to verify the database storage aspect of the usage intervals?

@SilverFire SilverFire merged commit 7cf60c2 into hiqdev:master Nov 1, 2024
@coderabbitai coderabbitai bot mentioned this pull request Nov 4, 2024
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2 participants