add trigger and test framework

.forceignore

@@ -13,3 +13,7 @@ package.xml
 
 **/appMenus/**
 **/profiles/**
+**/listviews/**
+**/reports/**
+**/dashboards/**
+**/reportTypes/**

force-app/main/default/classes/AccountHelper.cls

@@ -0,0 +1,15 @@
+public with sharing class AccountHelper {
+    public static void setSLA(List<Account> accList) {
+        for(Account acc: accList) {
+            if(acc.AnnualRevenue >= 1000000) {
+                acc.SLA__c = 'Platinum';
+            } else if (acc.AnnualRevenue >= 100000) {
+                acc.SLA__c = 'Gold';
+            } else if (acc.AnnualRevenue >= 10000) {
+                acc.SLA__c = 'Silver';
+            } else {
+                acc.SLA__c = 'Bronze';
+            }
+        }
+    }
+}

force-app/main/default/classes/AccountTriggerTest.cls-meta.xml → force-app/main/default/classes/AccountHelper.cls-meta.xml

@@ -2,4 +2,4 @@
 <ApexClass xmlns="http://soap.sforce.com/2006/04/metadata">
     <apiVersion>58.0</apiVersion>
     <status>Active</status>
-</ApexClass>
+</ApexClass>

force-app/main/default/classes/AccountHelper_Test.cls

@@ -0,0 +1,22 @@
+@isTest(SeeAllData=false)
+private with sharing class AccountHelper_Test {
+
+    @isTest
+    private static void testSetSLA() {
+        List<Account> accs = TestDataFactory.createTestAccounts(4, false);
+        accs[0].AnnualRevenue = 1;
+        accs[1].AnnualRevenue = 10000;
+        accs[2].AnnualRevenue = 100000;
+        accs[3].AnnualRevenue = 1000000;
+
+        Test.startTest();
+        insert accs;
+        Test.stopTest();
+
+        List<Account> accResult = [SELECT Id, SLA__c, Name FROM Account ORDER BY AnnualRevenue ASC];
+        Assert.areEqual('Bronze', accResult[0].SLA__c, 'SLA was not set correctly.');
+        Assert.areEqual('Silver', accResult[1].SLA__c, 'SLA was not set correctly.');
+        Assert.areEqual('Gold', accResult[2].SLA__c, 'SLA was not set correctly.');
+        Assert.areEqual('Platinum', accResult[3].SLA__c, 'SLA was not set correctly.');
+    }
+}

force-app/main/default/classes/AccountTriggerHelper.cls-meta.xml → force-app/main/default/classes/AccountHelper_Test.cls-meta.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <ApexClass xmlns="http://soap.sforce.com/2006/04/metadata">
-    <apiVersion>56.0</apiVersion>
+    <apiVersion>58.0</apiVersion>
     <status>Active</status>
-</ApexClass>
+</ApexClass>

force-app/main/default/classes/AccountTriggerHandler.cls

@@ -0,0 +1,29 @@
+public with sharing class AccountTriggerHandler extends TriggerHandler {
+    public override Boolean isDisabled() {
+        return BypassAutomation__c.getInstance().Accounts__c;
+    }
+
+    public override void applyDefaults() {
+        for(Account acc: (List<Account>) Trigger.New) {
+            if(String.isBlank(acc.Description)) {
+                acc.Description = 'New Account';
+            }
+        }
+    }
+
+    public override void validate() {
+        for(Account acc: (List<Account>) Trigger.New) {
+            if(acc.BillingStreet == null) {
+                acc.BillingStreet.addError('Address is required for new accounts.');
+            }
+        }
+    }
+
+    public override void beforeInsert() {
+        AccountHelper.setSLA((List<Account>) Trigger.New);
+    }
+
+    public override void beforeUpdate() {
+        AccountHelper.setSLA((List<Account>) Trigger.New);
+    }
+}

force-app/main/default/classes/AccountTriggerHandler.cls-meta.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ApexClass xmlns="http://soap.sforce.com/2006/04/metadata">
+    <apiVersion>58.0</apiVersion>
+    <status>Active</status>
+</ApexClass>

force-app/main/default/classes/TestDataFactory.cls

@@ -0,0 +1,14 @@
+@isTest(SeeAllData=False)
+public with sharing class TestDataFactory {
+    public static List<Account> createTestAccounts(Integer num, boolean doInsert) {
+        List<Account> accs = new List<Account>();
+        for(Integer i=0;i < num; i++) {
+            accs.add(new Account(
+                Name = 'Test Account ' + i,
+                BillingStreet = '123 Test Street'
+            ));
+        }
+        if(doInsert) { insert accs; }
+        return accs;
+    }
+}

force-app/main/default/classes/TestDataFactory.cls-meta.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ApexClass xmlns="http://soap.sforce.com/2006/04/metadata">
+    <apiVersion>58.0</apiVersion>
+    <status>Active</status>
+</ApexClass>