prevent closing the final tab, as it will destroy the session

Author: webmaster777

src/Codeception/Module/WebDriver.php

@@ -3456,10 +3456,11 @@ public function closeTab()
     {
         $currentTab = $this->webDriver->getWindowHandle();
         $prevTab = $this->getRelativeTabHandle(-1);
-        $this->webDriver->close();
-        if ($prevTab !== $currentTab) {
-            $this->webDriver->switchTo()->window($prevTab);
+        if ($prevTab === $currentTab) {
+            throw new ModuleException($this, 'Will not close the last open tab');
         }
+        $this->webDriver->close();
+        $this->webDriver->switchTo()->window($prevTab);
     }
 
     /**

tests/web/WebDriverTest.php

@@ -1039,7 +1039,6 @@ public function testBrowserTabs()
         $this->module->closeTab();
         $this->module->seeNumberOfTabs(2);
         $this->module->closeTab();
-        $this->module->closeTab();
     }
 
     public function testPerformOnWithArray()