From 723f53fc4a06c45df84c8e722e805e77a49554d7 Mon Sep 17 00:00:00 2001
From: Mykola Rudyk <m.rudyk@samsung.com>
Date: Tue, 5 Mar 2024 09:44:10 +0200
Subject: [PATCH] test: add test for reloading tables from DB for singlescan

Signed-off-by: Mykola Rudyk <m.rudyk@samsung.com>
---
 .../com/lpvs/service/LPVSLicenseService.java  |   4 +
 .../lpvs/service/LPVSLicenseServiceTest.java  | 105 ++++++++++++++----
 2 files changed, 89 insertions(+), 20 deletions(-)

diff --git a/src/main/java/com/lpvs/service/LPVSLicenseService.java b/src/main/java/com/lpvs/service/LPVSLicenseService.java
index a960b1b1..9cfdfa5b 100644
--- a/src/main/java/com/lpvs/service/LPVSLicenseService.java
+++ b/src/main/java/com/lpvs/service/LPVSLicenseService.java
@@ -156,6 +156,10 @@ private void init() {
         }
     }
 
+    /**
+     * This method reloads licenses and license conflicts from database tables if the
+     * licenses list in case of single scan triggered and used in memory database.
+     */
     public void reloadFromTables() {
         if (licenses.isEmpty()) {
             licenses = lpvsLicenseRepository.takeAllLicenses();
diff --git a/src/test/java/com/lpvs/service/LPVSLicenseServiceTest.java b/src/test/java/com/lpvs/service/LPVSLicenseServiceTest.java
index b56f627e..10bcaa52 100644
--- a/src/test/java/com/lpvs/service/LPVSLicenseServiceTest.java
+++ b/src/test/java/com/lpvs/service/LPVSLicenseServiceTest.java
@@ -6,6 +6,31 @@
  */
 package com.lpvs.service;
 
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertNotEquals;
+import static org.junit.jupiter.api.Assertions.assertNull;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.junit.jupiter.api.Assertions.fail;
+import static org.mockito.Mockito.when;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+import java.util.ArrayList;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Objects;
+import java.util.Set;
+
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Nested;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.Mockito;
+import org.springframework.test.util.ReflectionTestUtils;
+
 import com.lpvs.entity.LPVSFile;
 import com.lpvs.entity.LPVSLicense;
 import com.lpvs.entity.LPVSLicenseConflict;
@@ -13,31 +38,12 @@
 import com.lpvs.repository.LPVSLicenseConflictRepository;
 import com.lpvs.repository.LPVSLicenseRepository;
 import com.lpvs.util.LPVSExitHandler;
+
 import lombok.extern.slf4j.Slf4j;
 import uk.org.webcompere.systemstubs.environment.EnvironmentVariables;
 import uk.org.webcompere.systemstubs.jupiter.SystemStub;
 import uk.org.webcompere.systemstubs.jupiter.SystemStubsExtension;
 
-import org.junit.jupiter.api.Assertions;
-import org.junit.jupiter.api.BeforeEach;
-import org.junit.jupiter.api.Nested;
-import org.junit.jupiter.api.Test;
-import org.junit.jupiter.api.extension.ExtendWith;
-import org.mockito.Mockito;
-import org.springframework.test.util.ReflectionTestUtils;
-
-import java.lang.reflect.Field;
-
-import java.lang.reflect.InvocationTargetException;
-import java.lang.reflect.Method;
-import java.util.ArrayList;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Objects;
-import java.util.Set;
-
-import static org.junit.jupiter.api.Assertions.*;
-
 @Slf4j
 @ExtendWith(SystemStubsExtension.class)
 public class LPVSLicenseServiceTest {
@@ -229,6 +235,65 @@ public void testInitDB() {
                 fail();
             }
         }
+
+        @Test
+        public void testReloadFromTables()
+                throws NoSuchFieldException,
+                        SecurityException,
+                        IllegalArgumentException,
+                        IllegalAccessException {
+
+            List<LPVSLicense> licenseList = new ArrayList<>();
+
+            LPVSLicense license1 =
+                    new LPVSLicense() {
+                        {
+                            setChecklistUrl("");
+                            setAccess("unrviewed");
+                            setSpdxId("Apache-2.0");
+                        }
+                    };
+            LPVSLicense license2 =
+                    new LPVSLicense() {
+                        {
+                            setChecklistUrl("");
+                            setAccess("unrviewed");
+                            setSpdxId("MIT");
+                        }
+                    };
+
+            licenseList.add(license1);
+            licenseList.add(license2);
+
+            when(lpvsLicenseRepository.takeAllLicenses()).thenReturn(licenseList);
+
+            LPVSLicenseConflict licenseConflict = new LPVSLicenseConflict();
+            licenseConflict.setConflictId(1L);
+            licenseConflict.setConflictLicense(license1);
+            licenseConflict.setRepositoryLicense(license2);
+            List<LPVSLicenseConflict> licenseConflictList = new ArrayList<>();
+            licenseConflictList.add(licenseConflict);
+
+            when(lpvsLicenseConflictRepository.takeAllLicenseConflicts())
+                    .thenReturn(licenseConflictList);
+
+            Field lpvsLicenseRepositoryField =
+                    LPVSLicenseService.class.getDeclaredField("lpvsLicenseRepository");
+            lpvsLicenseRepositoryField.setAccessible(true);
+            lpvsLicenseRepositoryField.set(licenseService, lpvsLicenseRepository);
+
+            Field lpvsLicenseConflictRepositoryField =
+                    LPVSLicenseService.class.getDeclaredField("lpvsLicenseConflictRepository");
+            lpvsLicenseConflictRepositoryField.setAccessible(true);
+            lpvsLicenseConflictRepositoryField.set(licenseService, lpvsLicenseConflictRepository);
+
+            try {
+                licenseService.reloadFromTables();
+            } catch (Exception e) {
+                e.printStackTrace();
+                fail("Exception occurred: " + e.getMessage());
+            }
+        }
     }
 
     @Nested