diff --git a/tests/C0/ProcessRunnerTest.php b/tests/C0/ProcessRunnerTest.php
index 4966ff0..c13bda8 100644
--- a/tests/C0/ProcessRunnerTest.php
+++ b/tests/C0/ProcessRunnerTest.php
@@ -2,9 +2,58 @@
 
 namespace Tests\C0;
 
+use App\ProcessRunner;
 use PHPUnit\Framework\TestCase;
 
 class ProcessRunnerTest extends TestCase
 {
-    // TODO: write 2 tests to coverage 100% code
+    private $processRunner;
+
+    public function __construct()
+    {
+        parent::__construct();
+        $this->processRunner = new ProcessRunner();   
+    }
+
+    public function testRunWhenIf1TrueAndIf2True()
+    {
+        $result = $this->processRunner->run(12, 3);
+
+        $this->assertEquals(2, $result);
+    }
+    
+    public function testRunWhenIf1FalseAndIf2Fasle()
+    {
+        $result = $this->processRunner->run(7, 5);
+
+        $this->assertEquals(2, $result);
+    }
+
+    public function testWasProcess1Called()
+    {
+        $result = $this->processRunner->wasProcess1Called();
+
+        $this->assertFalse($result);
+    }
+    
+    public function testWasProcess2Called()
+    {
+        $result = $this->processRunner->wasProcess2Called();
+
+        $this->assertFalse($result);
+    }
+    
+    public function testWasProcess3Called()
+    {
+        $result = $this->processRunner->wasProcess3Called();
+
+        $this->assertFalse($result);
+    }
+    
+    public function testWasProcess4Called()
+    {
+        $result = $this->processRunner->wasProcess4Called();
+
+        $this->assertFalse($result);
+    }
 }