smartclone/force-app/main/default/classes/OpportunityCloneServiceTest.cls

/**
 * @description                     The class will provide code coverage for the OpportunityCloneService
 * @author                          Cloud Performer <cgary@cloupderformer.com>
 * @version                         1.0
 * @group                           Opportunity Cloning
 * @history                         2021-04-12 - CJG - Created
 */
@isTest
private class OpportunityCloneServiceTest {
    @TestSetup
    static void makeData(){
        List<Account> acctTests = new List<Account>();
        List<Product2> productList = new List<Product2>();
        List<PricebookEntry> pricebookItems = new List<PricebookEntry>();
        List<Opportunity> oppTests = new List<Opportunity>();
        List<OpportunityLineItem> oliTestLines = new List<OpportunityLineItem>();
        //create accounts
        acctTests.add(new Account(
            Name = TestCloneUtility.GenerateRandomString(10),
            AccountNumber = TestCloneUtility.GenerateRandomString(8).toUpperCase(),
            BillingStreet = '1 ' + TestCloneUtility.GenerateRandomString(10) + ' Street',
            BillingCity = 'Atlanta',
            BillingState = 'Georgia',
            BillingPostalCode = '30303',
            BillingCountry = 'USA' ,
            ShippingStreet = '2 ' + TestCloneUtility.GenerateRandomString(8) + ' Street',
            ShippingCity = 'Atlanta',
            ShippingState = 'Georgia',
            ShippingPostalCode = '30303',
            ShippingCountry = 'USA'
        ));
        insert acctTests;
        //create Products
        for(Integer i=0; i < 5;i++){
            productList.add(new Product2(
                Name=TestCloneUtility.GenerateRandomString(5),
                isActive = true,
                ProductCode = TestCloneUtility.GenerateRandomString(6).toUpperCase()
            ));
        }
        insert productList;
        //obtain test Pricbook
        Id testPricebookId = test.getStandardPricebookId();
        //create PricebookEntry records
        for(Product2 prod:productList){
            pricebookItems.add(new PricebookEntry(
                IsActive = true,
                Pricebook2Id = testPricebookId,
                UnitPrice = 1.0,
                Product2Id = prod.Id
            ));
        }
        insert pricebookItems;
        //create test Opportunities
        Schema.DescribeFieldResult fr = Schema.SObjectType.Opportunity.fields.StageName;
        List<Schema.PicklistEntry> stageValues = fr.getPicklistValues();
        for(Account a:acctTests){
            oppTests.add(new Opportunity(
                Name = TestCloneUtility.GenerateRandomString(8),
                CloseDate = System.today().addDays(30),
                StageName = stageValues[0].getValue()
            ));
        }
        insert oppTests;
        //create OppLineItems
        for(Opportunity opp:oppTests){
            for(PricebookEntry pbe:pricebookItems){
                oliTestLines.add(new OpportunityLineItem(PricebookEntryId=pbe.Id,Quantity=1.0,UnitPrice=pbe.UnitPrice,
                    OpportunityId=opp.Id));
            }
        }
        insert oliTestLines;
        testFutureMethod();
    }

    @isTest
    static void ObtainOpporunityChildRelationships(){
        Test.startTest();

        Map<String,String> resultMap = OpportunityCloneService.ObtainOpporunityChildRelationships();
        System.assert(!resultMap.isEmpty());

        Test.stopTest();
    }

    @isTest
    static void ObtainCloneOpportunityFields(){
        Test.startTest();

        Map<String,Boolean> resultMap = OpportunityCloneService.ObtainCloneOpportunityFields('ClonedFields');
        System.assert(!resultMap.isEmpty());

        Test.stopTest();
    }

    @isTest
    static void ObtainQueryStringForOppAndChildren(){
        //get an opportunity
        Opportunity testOpp = [SELECT Id FROM Opportunity LIMIT 1];
        List<String> relStringList = new List<String>{'OpportunityLineItems'};
        Test.startTest();

        String queryStringTest = OpportunityCloneService.ObtainQueryStringForOppAndChildren(testOpp.Id, relStringList);
        System.assert(String.isNotBlank(queryStringTest));

        Test.stopTest();
    }
    @isTest
    static void CloneOpportunityWithChildren(){
        Test.startTest();
        Opportunity testOpp = [SELECT Id, Name FROM Opportunity LIMIT 1];
        Map<String,String> testReplacements = new Map<String,String>();
        testReplacements.put('Name',TestCloneUtility.GenerateRandomString(10));
        

        Id testResult = OpportunityCloneService.CloneOpportunityWithChildren(testOpp.Id, testReplacements, 
            new List<String>{'OpportunityLineItems'});
        System.assertNotEquals(null, testResult);

        Test.stopTest();
    }
    @future
    public static void testFutureMethod(){
        //insert some Exlusion rules
        Test.loadData(SmartCloneRecordExclusionRule__mdt.SObjectType, 'SmartClone_TestData');
    }
}