diff --git a/tests/unit/workflow/engine/src/ProcessMaker/BusinessModel/Cases/DraftTest.php b/tests/unit/workflow/engine/src/ProcessMaker/BusinessModel/Cases/DraftTest.php
index 9f0035ff5..41238d060 100644
--- a/tests/unit/workflow/engine/src/ProcessMaker/BusinessModel/Cases/DraftTest.php
+++ b/tests/unit/workflow/engine/src/ProcessMaker/BusinessModel/Cases/DraftTest.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Tests\unit\workflow\src\ProcessMaker\BusinessModel\Cases;
+namespace Tests\unit\workflow\engine\src\ProcessMaker\BusinessModel\Cases;
 
 use Illuminate\Foundation\Testing\DatabaseTransactions;
 use Illuminate\Support\Facades\DB;
diff --git a/tests/unit/workflow/engine/src/ProcessMaker/BusinessModel/Cases/UnassignedTest.php b/tests/unit/workflow/engine/src/ProcessMaker/BusinessModel/Cases/UnassignedTest.php
index 5f96e08c1..6b78560ab 100644
--- a/tests/unit/workflow/engine/src/ProcessMaker/BusinessModel/Cases/UnassignedTest.php
+++ b/tests/unit/workflow/engine/src/ProcessMaker/BusinessModel/Cases/UnassignedTest.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Tests\unit\workflow\src\ProcessMaker\BusinessModel\Cases;
+namespace Tests\unit\workflow\engine\src\ProcessMaker\BusinessModel\Cases;
 
 use Illuminate\Foundation\Testing\DatabaseTransactions;
 use Illuminate\Support\Facades\DB;
diff --git a/tests/unit/workflow/engine/src/ProcessMaker/Services/Api/MetricsTest.php b/tests/unit/workflow/engine/src/ProcessMaker/Services/Api/MetricsTest.php
new file mode 100644
index 000000000..a7491ee5e
--- /dev/null
+++ b/tests/unit/workflow/engine/src/ProcessMaker/Services/Api/MetricsTest.php
@@ -0,0 +1,157 @@
+<?php
+
+namespace Tests\unit\workflow\engine\src\ProcessMaker\Services\Api;
+
+use Illuminate\Foundation\Testing\DatabaseTransactions;
+use Luracast\Restler\Data\ApiMethodInfo;
+use Luracast\Restler\Defaults;
+use Luracast\Restler\HumanReadableCache;
+use Maveriks\Extension\Restler;
+use ProcessMaker\BusinessModel\Cases\Unassigned;
+use ProcessMaker\Services\Api\Metrics;
+use ReflectionClass;
+use Tests\TestCase;
+use Tests\unit\workflow\engine\src\ProcessMaker\BusinessModel\Cases\DraftTest;
+use Tests\unit\workflow\engine\src\ProcessMaker\BusinessModel\Cases\InboxTest;
+use Tests\unit\workflow\engine\src\ProcessMaker\BusinessModel\Cases\PausedTest;
+use Tests\unit\workflow\engine\src\ProcessMaker\BusinessModel\Cases\UnassignedTest;
+
+/**
+ * Class MetricsTest
+ *
+ * @coversDefaultClass @covers \ProcessMaker\Services\Api\Metrics
+ */
+class MetricsTest extends TestCase
+{
+    use DatabaseTransactions;
+
+    /**
+     * Method set up.
+     */
+    public function setUp()
+    {
+        parent::setUp();
+    }
+    /**
+     * Initialize Rest API.
+     * @param string $userUid
+     * @return Restler
+     */
+    private function initializeRestApi(string $userUid)
+    {
+        //server
+        $reflection = new ReflectionClass('\ProcessMaker\Services\OAuth2\Server');
+
+        $reflectionPropertyUserId = $reflection->getProperty('userId');
+        $reflectionPropertyUserId->setAccessible(true);
+        $reflectionPropertyUserId->setValue($userUid);
+
+        $reflectionPropertyDSN = $reflection->getProperty('dsn');
+        $reflectionPropertyDSN->setAccessible(true);
+        $reflectionPropertyDSN->setValue('mysql:host=' . env('DB_HOST') . ';dbname=' . env('DB_DATABASE'));
+
+        $reflectionPropertyUserName = $reflection->getProperty('dbUser');
+        $reflectionPropertyUserName->setAccessible(true);
+        $reflectionPropertyUserName->setValue(env('DB_USERNAME'));
+
+        $reflectionPropertyPassword = $reflection->getProperty('dbPassword');
+        $reflectionPropertyPassword->setAccessible(true);
+        $reflectionPropertyPassword->setValue(env('DB_PASSWORD'));
+
+        //application
+        Defaults::$cacheDirectory = PATH_DB . config('system.workspace') . PATH_SEP;
+        HumanReadableCache::$cacheDir = PATH_DB . config('system.workspace') . PATH_SEP;
+
+        $rest = new Restler(true);
+        $rest->setFlagMultipart(false);
+        $rest->setAPIVersion('1.0');
+        $rest->addAuthenticationClass('ProcessMaker\\Services\\OAuth2\\Server', '');
+        $rest->addAuthenticationClass('ProcessMaker\\Policies\\AccessControl');
+        $rest->addAuthenticationClass('ProcessMaker\\Policies\\ControlUnderUpdating');
+
+        $rest->apiMethodInfo = new ApiMethodInfo();
+        return $rest;
+    }
+
+    /**
+     * Tests the getCountersList method with empty lists
+     * 
+     * @test
+     */
+    public function it_tests_get_counters_list_method_empty_lists()
+    {
+        $user = factory(\ProcessMaker\Model\User::class)->create();
+        $this->initializeRestApi($user->USR_UID);
+
+        $metrics = new Metrics();
+        $res = $metrics->getCountersList();
+
+        $this->assertEquals(0, $res[0]['Total']);
+        $this->assertEquals(0, $res[1]['Total']);
+        $this->assertEquals(0, $res[2]['Total']);
+        $this->assertEquals(0, $res[3]['Total']);
+    }
+
+    /**
+     * Tests the getCountersList method
+     * 
+     * @test
+     */
+    public function it_tests_get_counters_list_method_inbox()
+    {
+        $inbox = new InboxTest();
+        $user = $inbox->createMultipleInbox(10);
+        $this->initializeRestApi($user->USR_UID);
+        $metrics = new Metrics();
+        $res = $metrics->getCountersList();
+        $this->assertEquals(10, $res[0]['Total']);
+    }
+
+    /**
+     * Tests the getCountersList method
+     * 
+     * @test
+     */
+    public function it_tests_get_counters_list_method_draft()
+    {
+        $draft = new DraftTest();
+        $user = $draft->createManyDraft(10);
+        $this->initializeRestApi($user->USR_UID);
+        $metrics = new Metrics();
+        $res = $metrics->getCountersList();
+        $this->assertNotEmpty($res);
+    }
+
+    /**
+     * Tests the getCountersList method
+     * 
+     * @test
+     */
+    public function it_tests_get_counters_list_method_paused()
+    {
+        $paused = new PausedTest();
+        $user = $paused->createMultiplePaused(5);
+        $this->initializeRestApi($user->USR_UID);
+        $metrics = new Metrics();
+        $res = $metrics->getCountersList();
+        $this->assertEquals(5, $res[2]['Total']);
+    }
+
+    /**
+     * Tests the getCountersList method
+     * 
+     * @test
+     */
+    public function it_tests_get_counters_list_method_unassigned()
+    {
+        $unassignedTest = new UnassignedTest();
+        $cases = $unassignedTest->createMultipleUnassigned(3);
+        $unassigned = new Unassigned();
+        $unassigned->setUserId($cases->USR_ID);
+        $unassigned->setUserUid($cases->USR_UID);
+        $this->initializeRestApi($cases->USR_UID);
+        $metrics = new Metrics();
+        $res = $metrics->getCountersList();
+        $this->assertNotEmpty($res);
+    }
+}
diff --git a/workflow/engine/src/ProcessMaker/Services/Api/Metrics.php b/workflow/engine/src/ProcessMaker/Services/Api/Metrics.php
index c8a8d1700..ba5f1b82e 100644
--- a/workflow/engine/src/ProcessMaker/Services/Api/Metrics.php
+++ b/workflow/engine/src/ProcessMaker/Services/Api/Metrics.php
@@ -7,6 +7,7 @@ use ProcessMaker\BusinessModel\Cases\Draft;
 use ProcessMaker\BusinessModel\Cases\Inbox;
 use ProcessMaker\BusinessModel\Cases\Paused;
 use ProcessMaker\BusinessModel\Cases\Unassigned;
+use ProcessMaker\Model\User;
 use ProcessMaker\Services\Api;
 use RBAC;
 
@@ -107,4 +108,49 @@ class Metrics extends Api
             throw new RestException(Api::STAT_APP_EXCEPTION, $e->getMessage());
         }
     }
+
+    /**
+     * Get total of cases per list
+     * 
+     * @url /list-total-cases
+     * 
+     * @return array
+     * 
+     * @throws RestException
+     */
+    public function getCountersList()
+    {
+        try {
+            $usrUid = $this->getUserId();
+            $properties['user'] = !empty($usrUid) ? User::getId($usrUid) : 0;
+
+            $listInbox = new Inbox();
+            $listInbox->setProperties($properties);
+
+            $listDraft = new Draft();
+            $listDraft->setProperties($properties);
+
+            $listPaused = new Paused();
+            $listPaused->setProperties($properties);
+
+            $listUnassigned = new Unassigned();
+            $listUnassigned->setProperties($properties);
+
+            $casesInbox = $listInbox->getCounter();
+            $casesDraft = $listDraft->getCounter();
+            $casesPaused = $listPaused->getCounter();
+            $casesUnassigned = $listUnassigned->getCounter();
+
+            $result = [
+                ['List Name' => 'Inbox', 'Total' => $casesInbox, 'Color' => 'green'],
+                ['List Name' => 'Draft', 'Total' => $casesDraft, 'Color' => 'yellow'],
+                ['List Name' => 'Paused', 'Total' => $casesPaused, 'Color' => 'blue'],
+                ['List Name' => 'Unassigned', 'Total' => $casesUnassigned, 'Color' => 'gray']
+            ];
+
+            return $result;
+        } catch (Exception $e) {
+            throw new RestException(Api::STAT_APP_EXCEPTION, $e->getMessage());
+        }
+    }
 }