FINERACT-2148: Add test for charge-off accruals

integration-tests/src/test/java/org/apache/fineract/integrationtests/LoanChargeOffAccrualTest.java

@@ -0,0 +1,84 @@
+/**
+ * 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.integrationtests;
+
+import java.math.BigDecimal;
+import java.util.List;
+import org.apache.fineract.client.models.GetLoansLoanIdResponse;
+import org.apache.fineract.client.models.GetLoansLoanIdTransactions;
+import org.apache.fineract.client.models.PostLoanProductsResponse;
+import org.apache.fineract.client.models.PostLoansLoanIdTransactionsRequest;
+import org.apache.fineract.client.models.PostLoansResponse;
+import org.apache.fineract.integrationtests.common.ClientHelper;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+public class LoanChargeOffAccrualTest extends BaseLoanIntegrationTest {
+
+    private Long clientId;
+    private Long loanId;
+
+    // create client, progressive loan product, loan with disburse limit 1000 for the client,
+    // and disburse 250 on 01 June 2024
+    @BeforeEach
+    public void beforeEach() {
+        runAt("01 June 2024", () -> {
+            clientId = clientHelper.createClient(ClientHelper.defaultClientCreationRequest()).getClientId();
+            final PostLoanProductsResponse loanProductsResponse = loanProductHelper.createLoanProduct(create4IProgressive());
+            PostLoansResponse postLoansResponse = loanTransactionHelper.applyLoan(
+                    applyLP2ProgressiveLoanRequest(clientId, loanProductsResponse.getResourceId(), "01 June 2024", 1000.0, 10.0, 4, null));
+            loanId = postLoansResponse.getLoanId();
+            loanTransactionHelper.approveLoan(loanId, approveLoanRequest(1000.0, "01 June 2024"));
+            disburseLoan(loanId, BigDecimal.valueOf(250.0), "01 June 2024");
+        });
+    }
+
+    @Test
+    public void loanChargeOffAccrualTest() {
+        runAt("02 June 2024", () -> {
+            executeInlineCOB(loanId);
+        });
+        runAt("03 June 2024", () -> {
+            executeInlineCOB(loanId);
+
+            final GetLoansLoanIdResponse loanDetails = loanTransactionHelper.getLoanDetails(loanId);
+            final List<GetLoansLoanIdTransactions> transactions = loanDetails.getTransactions();
+            Assertions.assertTrue(transactions.stream().filter(o -> o.getType().getAccrual()).toList().size() == 1);
+
+            chargeOffLoan(loanId, "03 June 2024");
+        });
+
+        runAt("04 June 2024", () -> {
+            executeInlineCOB(loanId);
+            final GetLoansLoanIdResponse loanDetails = loanTransactionHelper.getLoanDetails(loanId);
+            final List<GetLoansLoanIdTransactions> transactions = loanDetails.getTransactions();
+            Assertions.assertTrue(transactions.stream().filter(o -> o.getType().getAccrual()).toList().size() == 1);
+        });
+
+        runAt("05 June 2024", () -> {
+            loanTransactionHelper.undoChargeOffLoan(loanId, new PostLoansLoanIdTransactionsRequest());
+            executeInlineCOB(loanId);
+
+            final GetLoansLoanIdResponse loanDetails = loanTransactionHelper.getLoanDetails(loanId);
+            final List<GetLoansLoanIdTransactions> transactions = loanDetails.getTransactions();
+            Assertions.assertTrue(transactions.stream().filter(o -> o.getType().getAccrual()).toList().size() == 2);
+        });
+    }
+}