minor #16414 removed all @Covers annotations (fabpot)

This PR was merged into the 2.3 branch.

Discussion
----------

removed all @Covers annotations

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | n/a
| License       | MIT
| Doc PR        | n/a

Some unit tests have a `@covers` PHPUnit annotations. Most of them were added a very long time ago, but since then, we did not use them anymore and the existing ones are not maintained (see #16413). So, I propose to remove them all.

Commits
-------

1e0af36 removed all @Covers annotations

Author: fabpot

Tests/Loader/DelegatingLoaderTest.php

@@ -16,19 +16,12 @@
 
 class DelegatingLoaderTest extends \PHPUnit_Framework_TestCase
 {
-    /**
-     * @covers Symfony\Component\Config\Loader\DelegatingLoader::__construct
-     */
     public function testConstructor()
     {
         $loader = new DelegatingLoader($resolver = new LoaderResolver());
         $this->assertTrue(true, '__construct() takes a loader resolver as its first argument');
     }
 
-    /**
-     * @covers Symfony\Component\Config\Loader\DelegatingLoader::getResolver
-     * @covers Symfony\Component\Config\Loader\DelegatingLoader::setResolver
-     */
     public function testGetSetResolver()
     {
         $resolver = new LoaderResolver();
@@ -38,9 +31,6 @@ public function testGetSetResolver()
         $this->assertSame($resolver, $loader->getResolver(), '->setResolver() sets the resolver loader');
     }
 
-    /**
-     * @covers Symfony\Component\Config\Loader\DelegatingLoader::supports
-     */
     public function testSupports()
     {
         $loader1 = $this->getMock('Symfony\Component\Config\Loader\LoaderInterface');
@@ -54,9 +44,6 @@ public function testSupports()
         $this->assertFalse($loader->supports('foo.foo'), '->supports() returns false if the resource is not loadable');
     }
 
-    /**
-     * @covers Symfony\Component\Config\Loader\DelegatingLoader::load
-     */
     public function testLoad()
     {
         $loader = $this->getMock('Symfony\Component\Config\Loader\LoaderInterface');

Tests/Loader/FileLoaderTest.php

@@ -16,9 +16,6 @@
 
 class FileLoaderTest extends \PHPUnit_Framework_TestCase
 {
-    /**
-     * @covers Symfony\Component\Config\Loader\FileLoader
-     */
     public function testImportWithFileLocatorDelegation()
     {
         $locatorMock = $this->getMock('Symfony\Component\Config\FileLocatorInterface');

Tests/Loader/LoaderResolverTest.php

@@ -15,9 +15,6 @@
 
 class LoaderResolverTest extends \PHPUnit_Framework_TestCase
 {
-    /**
-     * @covers Symfony\Component\Config\Loader\LoaderResolver::__construct
-     */
     public function testConstructor()
     {
         $resolver = new LoaderResolver(array(
@@ -27,9 +24,6 @@ public function testConstructor()
         $this->assertEquals(array($loader), $resolver->getLoaders(), '__construct() takes an array of loaders as its first argument');
     }
 
-    /**
-     * @covers Symfony\Component\Config\Loader\LoaderResolver::resolve
-     */
     public function testResolve()
     {
         $loader = $this->getMock('Symfony\Component\Config\Loader\LoaderInterface');
@@ -42,10 +36,6 @@ public function testResolve()
         $this->assertEquals($loader, $resolver->resolve(function () {}), '->resolve() returns the loader for the given resource');
     }
 
-    /**
-     * @covers Symfony\Component\Config\Loader\LoaderResolver::getLoaders
-     * @covers Symfony\Component\Config\Loader\LoaderResolver::addLoader
-     */
     public function testLoaders()
     {
         $resolver = new LoaderResolver();