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FINERACT-2081: EmbeddableProgressiveLoanScheduleGenerator add totalOu…
…tstandingLoanBalance field
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113 changes: 113 additions & 0 deletions
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...folio/loanaccount/loanschedule/domain/EmbeddableProgressiveLoanScheduleGeneratorTest.java
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| /** | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you under the Apache License, Version 2.0 (the | ||
| * "License"); you may not use this file except in compliance | ||
| * with the License. You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, | ||
| * software distributed under the License is distributed on an | ||
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
| * KIND, either express or implied. See the License for the | ||
| * specific language governing permissions and limitations | ||
| * under the License. | ||
| */ | ||
| package org.apache.fineract.portfolio.loanaccount.loanschedule.domain; | ||
|
|
||
| import java.math.BigDecimal; | ||
| import java.math.MathContext; | ||
| import java.math.RoundingMode; | ||
| import java.time.LocalDate; | ||
| import org.apache.fineract.organisation.monetary.data.CurrencyData; | ||
| import org.apache.fineract.portfolio.common.domain.DaysInMonthType; | ||
| import org.apache.fineract.portfolio.common.domain.DaysInYearType; | ||
| import org.apache.fineract.portfolio.loanaccount.loanschedule.data.LoanSchedulePlan; | ||
| import org.apache.fineract.portfolio.loanaccount.loanschedule.data.LoanSchedulePlanDisbursementPeriod; | ||
| import org.apache.fineract.portfolio.loanaccount.loanschedule.data.LoanSchedulePlanPeriod; | ||
| import org.apache.fineract.portfolio.loanaccount.loanschedule.data.LoanSchedulePlanRepaymentPeriod; | ||
| import org.junit.jupiter.api.Assertions; | ||
| import org.junit.jupiter.api.Test; | ||
|
|
||
| class EmbeddableProgressiveLoanScheduleGeneratorTest { | ||
|
|
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| @Test | ||
| void testGenerate() { | ||
| MathContext mc = new MathContext(12, RoundingMode.HALF_UP); | ||
| EmbeddableProgressiveLoanScheduleGenerator calculator = new EmbeddableProgressiveLoanScheduleGenerator(); | ||
|
|
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| final CurrencyData currency = new CurrencyData("usd", "US Dollar", 2, null, "usd", "$"); | ||
| final LocalDate startDate = LocalDate.of(2024, 1, 1); | ||
| final LocalDate disbursementDate = LocalDate.of(2024, 1, 1); | ||
| final BigDecimal disbursedAmount = BigDecimal.valueOf(100); | ||
|
|
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| final int noRepayments = 6; | ||
| final int repaymentFrequency = 1; | ||
| final String repaymentFrequencyType = "MONTHS"; | ||
| final BigDecimal downPaymentPercentage = BigDecimal.ZERO; | ||
| final boolean isDownPaymentEnabled = BigDecimal.ZERO.compareTo(downPaymentPercentage) != 0; | ||
| final BigDecimal annualNominalInterestRate = BigDecimal.valueOf(7.0); | ||
| final DaysInMonthType daysInMonthType = DaysInMonthType.DAYS_30; | ||
| final DaysInYearType daysInYearType = DaysInYearType.DAYS_360; | ||
| final Integer installmentAmountInMultiplesOf = null; | ||
| final Integer fixedLength = null; | ||
|
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| var config = new LoanRepaymentScheduleModelData(startDate, currency, disbursedAmount, disbursementDate, noRepayments, | ||
| repaymentFrequency, repaymentFrequencyType, annualNominalInterestRate, isDownPaymentEnabled, daysInMonthType, | ||
| daysInYearType, downPaymentPercentage, installmentAmountInMultiplesOf, fixedLength); | ||
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| final LoanSchedulePlan plan = calculator.generate(mc, config); | ||
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| Assertions.assertEquals(182, plan.getLoanTermInDays()); | ||
| Assertions.assertEquals(100.00, toDouble(plan.getTotalDisbursedAmount())); | ||
| Assertions.assertEquals(2.05, toDouble(plan.getTotalInterestAmount())); | ||
| Assertions.assertEquals(102.05, toDouble(plan.getTotalRepaymentAmount())); | ||
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| Assertions.assertEquals(7, plan.getPeriods().size()); | ||
| checkPeriod(plan.getPeriods().get(0), LocalDate.of(2024, 1, 1), LocalDate.of(2024, 1, 1), 100.0, 100.0); | ||
| checkPeriod(plan.getPeriods().get(1), 1, LocalDate.of(2024, 1, 1), LocalDate.of(2024, 2, 1), 16.43, 0.58, 0.0, 0.0, 17.01, 83.57, | ||
| 85.04); | ||
| checkPeriod(plan.getPeriods().get(2), 2, LocalDate.of(2024, 2, 1), LocalDate.of(2024, 3, 1), 16.52, 0.49, 0.0, 0.0, 17.01, 67.05, | ||
| 68.03); | ||
| checkPeriod(plan.getPeriods().get(3), 3, LocalDate.of(2024, 3, 1), LocalDate.of(2024, 4, 1), 16.62, 0.39, 0.0, 0.0, 17.01, 50.43, | ||
| 51.02); | ||
| checkPeriod(plan.getPeriods().get(4), 4, LocalDate.of(2024, 4, 1), LocalDate.of(2024, 5, 1), 16.72, 0.29, 0.0, 0.0, 17.01, 33.71, | ||
| 34.01); | ||
| checkPeriod(plan.getPeriods().get(5), 5, LocalDate.of(2024, 5, 1), LocalDate.of(2024, 6, 1), 16.81, 0.20, 0.0, 0.0, 17.01, 16.90, | ||
| 17.00); | ||
| checkPeriod(plan.getPeriods().get(6), 6, LocalDate.of(2024, 6, 1), LocalDate.of(2024, 7, 1), 16.90, 0.10, 0.0, 0.0, 17.00, 0.0, | ||
| 0.0); | ||
| } | ||
|
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| private static void checkPeriod(LoanSchedulePlanPeriod period, LocalDate fromDate, LocalDate dueDate, double principal, | ||
| double outstandingBalance) { | ||
| checkPeriod(period, null, fromDate, dueDate, principal, 0.0, 0.0, 0.0, 0.0, outstandingBalance, 0.0); | ||
| } | ||
|
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| private static void checkPeriod(LoanSchedulePlanPeriod period, Integer periodNumber, LocalDate fromDate, LocalDate dueDate, | ||
| double principal, double interest, double fee, double penalty, double totalDue, double outstandingBalance, | ||
| double totalOutstandingBalance) { | ||
| Assertions.assertEquals(periodNumber, period.periodNumber()); | ||
| Assertions.assertEquals(fromDate, period.periodFromDate()); | ||
| Assertions.assertEquals(dueDate, period.periodDueDate()); | ||
| if (period instanceof LoanSchedulePlanDisbursementPeriod disbursementPeriod) { | ||
| Assertions.assertEquals(principal, toDouble(disbursementPeriod.getPrincipalAmount())); | ||
| Assertions.assertEquals(outstandingBalance, toDouble(disbursementPeriod.getOutstandingLoanBalance())); | ||
| } else if (period instanceof LoanSchedulePlanRepaymentPeriod repaymentPeriod) { | ||
| Assertions.assertEquals(principal, toDouble(repaymentPeriod.getPrincipalAmount())); | ||
| Assertions.assertEquals(interest, toDouble(repaymentPeriod.getInterestAmount())); | ||
| Assertions.assertEquals(fee, toDouble(repaymentPeriod.getFeeAmount())); | ||
| Assertions.assertEquals(penalty, toDouble(repaymentPeriod.getPenaltyAmount())); | ||
| Assertions.assertEquals(totalDue, toDouble(repaymentPeriod.getTotalDueAmount())); | ||
| Assertions.assertEquals(outstandingBalance, toDouble(repaymentPeriod.getOutstandingLoanBalance())); | ||
| Assertions.assertEquals(totalOutstandingBalance, toDouble(repaymentPeriod.getTotalOutstandingLoanBalance())); | ||
| } | ||
| } | ||
|
|
||
| private static double toDouble(final BigDecimal value) { | ||
| return value == null ? 0.0 : value.doubleValue(); | ||
| } | ||
| } |
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