Fixed expected exception message for CommandCollection

tests/TestCase/Console/CommandCollectionTest.php

@@ -61,7 +61,7 @@ class CommandCollectionTest extends TestCase
     public function testConstructorInvalidClass()
     {
         $this->expectException(\InvalidArgumentException::class);
-        $this->expectExceptionMessage('Cannot use \'stdClass\' for command \'nope\' it is not a subclass of Cake\Console\Shell');
+        $this->expectExceptionMessage('Cannot use \'stdClass\' for command \'nope\'. It is not a subclass of Cake\Console\Shell');
         new CommandCollection([
             'sample' => SampleShell::class,
             'nope' => stdClass::class,
@@ -133,7 +133,7 @@ class CommandCollectionTest extends TestCase
     public function testAddInvalidInstance()
     {
         $this->expectException(\InvalidArgumentException::class);
-        $this->expectExceptionMessage('Cannot use \'stdClass\' for command \'routes\' it is not a subclass of Cake\Console\Shell');
+        $this->expectExceptionMessage('Cannot use \'stdClass\' for command \'routes\'. It is not a subclass of Cake\Console\Shell');
         $collection = new CommandCollection();
         $shell = new stdClass();
         $collection->add('routes', $shell);
@@ -179,7 +179,7 @@ class CommandCollectionTest extends TestCase
     public function testInvalidShellClassName()
     {
         $this->expectException(\InvalidArgumentException::class);
-        $this->expectExceptionMessage('Cannot use \'stdClass\' for command \'routes\' it is not a subclass of Cake\Console\Shell');
+        $this->expectExceptionMessage('Cannot use \'stdClass\' for command \'routes\'. It is not a subclass of Cake\Console\Shell');
         $collection = new CommandCollection();
         $collection->add('routes', stdClass::class);
     }