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FINERACT-2081: Fix cumulative principal calculation

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This commit is contained in:
Oleksii Novikov
2025-03-14 12:57:40 +00:00
committed by Adam Saghy
parent e1d820756f
commit 898a18c873
3 changed files with 16 additions and 10 deletions
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fineract-e2e-tests-runner/src/test/resources/features/LoanDownPayment.feature
+7 -9
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@@ -1527,29 +1527,27 @@ Feature: Loan DownPayment
| 01 February 2022 | Disbursement | 1000.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1750.0 |
| 01 February 2022 | Repayment | 250.0 | 250.0 | 0.0 | 0.0 | 0.0 | 1500.0 |
# TODO unskip and check when PS-2345 is done
@Skip @TestRailId:C2852
@TestRailId:C2852
Scenario: Single disbursement with interest - auto disabled
When Admin sets the business date to "01 January 2022"
When Admin creates a client with random data
When Admin creates a fully customized loan with the following data:
| LoanProduct | submitted on date | with Principal | ANNUAL interest rate % | interest type | interest calculation period | amortization type | loanTermFrequency | loanTermFrequencyType | repaymentEvery | repaymentFrequencyType | numberOfRepayments | graceOnPrincipalPayment | graceOnInterestPayment | interest free period | Payment strategy |
| LP2_DOWNPAYMENT_INTEREST | 01 January 2022 | 1000 | 0 | FLAT | SAME_AS_REPAYMENT_PERIOD | EQUAL_INSTALLMENTS | 3 | MONTHS | 1 | MONTHS | 3 | 0 | 0 | 0 | DUE_PENALTY_INTEREST_PRINCIPAL_FEE_IN_ADVANCE_PENALTY_INTEREST_PRINCIPAL_FEE |
| LP2_DOWNPAYMENT_INTEREST | 01 January 2022 | 1000 | 10 | FLAT | SAME_AS_REPAYMENT_PERIOD | EQUAL_INSTALLMENTS | 3 | MONTHS | 1 | MONTHS | 3 | 0 | 0 | 0 | DUE_PENALTY_INTEREST_PRINCIPAL_FEE_IN_ADVANCE_PENALTY_INTEREST_PRINCIPAL_FEE |
And Admin successfully approves the loan on "01 January 2022" with "1000" amount and expected disbursement date on "01 January 2023"
When Admin successfully disburse the loan on "01 January 2022" with "1000" EUR transaction amount
Then Loan Repayment schedule has 4 periods, with the following data for periods:
| Nr | Days | Date | Paid date | Balance of loan | Principal due | Interest | Fees | Penalties | Due | Paid | In advance | Late | Outstanding |
| | | 01 January 2022 | | 1000.0 | | | 0.0 | | 0.0 | 0.0 | | | |
| 1 | 0 | 01 January 2022 | | 750.0 | 250.0 | 0.0 | 0.0 | 0.0 | 250.0 | 0.0 | 0.0 | 0.0 | 250.0 |
| 2 | 31 | 01 February 2022 | | 500.0 | 250.0 | 10.0 | 0.0 | 0.0 | 260.0 | 0.0 | 0.0 | 0.0 | 260.0 |
| 3 | 28 | 01 March 2022 | | 250.0 | 250.0 | 10.0 | 0.0 | 0.0 | 260.0 | 0.0 | 0.0 | 0.0 | 260.0 |
| 4 | 31 | 01 April 2022 | | 0.0 | 250.0 | 10.0 | 0.0 | 0.0 | 260.0 | 0.0 | 0.0 | 0.0 | 260.0 |
| 2 | 31 | 01 February 2022 | | 500.33 | 249.67 | 8.33 | 0.0 | 0.0 | 258.0 | 0.0 | 0.0 | 0.0 | 258.0 |
| 3 | 28 | 01 March 2022 | | 250.66 | 249.67 | 8.33 | 0.0 | 0.0 | 258.0 | 0.0 | 0.0 | 0.0 | 258.0 |
| 4 | 31 | 01 April 2022 | | 0.0 | 250.66 | 8.34 | 0.0 | 0.0 | 259.0 | 0.0 | 0.0 | 0.0 | 259.0 |
Then Loan Repayment schedule has the following data in Total row:
| Principal due | Interest | Fees | Penalties | Due | Paid | In advance | Late | Outstanding |
| 1000.0 | 30 | 0 | 0 | 1030.0 | 0.0 | 0 | 0 | 1030 |
| 1000.0 | 25 | 0 | 0 | 1025.0 | 0.0 | 0 | 0 | 1025 |
# TODO unskip and check when PS-2345 is done
@Skip @TestRailId:C2853
@TestRailId:C2853
Scenario: Single disbursement delinquency - auto disabled
When Admin sets the business date to "01 January 2022"
When Admin creates a client with random data
fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/loanschedule/domain/AbstractCumulativeLoanScheduleGenerator.java
+8
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@@ -157,6 +157,14 @@ public abstract class AbstractCumulativeLoanScheduleGenerator implements LoanSch
scheduleParams.setOutstandingBalance(remainingPrincipalAmt);
scheduleParams.setOutstandingBalanceAsPerRest(remainingPrincipalAmt);
loanApplicationTerms.setPrincipal(remainingPrincipalAmt);
} else if (loanApplicationTerms.isDownPaymentEnabled()) {
Money downPaymentAmt = Money.of(currency, MathUtil.percentageOf(loanApplicationTerms.getPrincipal().getAmount(),
loanApplicationTerms.getDisbursedAmountPercentageForDownPayment(), 19));
if (loanApplicationTerms.getInstallmentAmountInMultiplesOf() != null) {
downPaymentAmt = Money.roundToMultiplesOf(downPaymentAmt, loanApplicationTerms.getInstallmentAmountInMultiplesOf());
}
final Money remainingPrincipalAmt = loanApplicationTerms.getPrincipal().minus(downPaymentAmt);
loanApplicationTerms.setPrincipal(remainingPrincipalAmt);
}
}
fineract-loan/src/main/java/org/apache/fineract/portfolio/loanaccount/loanschedule/domain/LoanApplicationTerms.java
+1 -1
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@@ -1086,7 +1086,7 @@ public final class LoanApplicationTerms {
private Money calculateTotalPrincipalPerPeriodWithoutGrace(final MathContext mc, final int periodNumber,
Money interestForThisInstallment) {
final int totalRepaymentsWithCapitalPayment = calculateNumberOfRepaymentsWithPrincipalPayment();
Money principalPerPeriod = null;
Money principalPerPeriod;
if (getFixedEmiAmount() == null) {
if (this.fixedPrincipalPercentagePerInstallment != null) {
principalPerPeriod = this.principal.minus(totalPrincipalAccounted)