Generic/NestingLevel: improve tests by adding more tokens

This commit improves the tests by adding more tokens that increase the
nesting level and are already considered by the sniff, but were not
being used in the tests.

src/Standards/Generic/Tests/Metrics/NestingLevelUnitTest.1.inc

@@ -27,16 +27,16 @@ function nestingFive()
 function nestingSix()
 {
     if ($condition) {
-        echo 'hi';
-        switch ($condition)
-        {
+    } else {
+        switch ($condition) {
             case '1':
                 if ($condition === '1') {
-                    if ($cond) {
+                } elseif ($condition === '2') {
+                    do {
                         foreach ($conds as $cond) {
                             echo 'hi';
                         }
-                    }
+                    } while ($cond > 5);
                 }
             break;
         }
@@ -79,19 +79,19 @@ function nestingEleven()
             case '1':
                 if ($condition === '1') {
                     if ($cond) {
-                        switch ($cond) {
-                            case '1':
-                                if ($cond === '1') {
-                                    foreach ($conds as $cond) {
-                                        if ($cond === 'hi') {
-                                            if ($cond !== 'bye') {
-                                                echo 'hi';
-                                            }
+                        try {
+                            if ( $cond === '1' ) {
+                                for ( $i = 0; $i < 10; $i ++ ) {
+                                    while ($i < 5) {
+                                        if ( $cond === 'hi' ) {
+                                            match ( $cond ) {
+                                                'hi' => 'something',
+                                            };
                                         }
                                     }
                                 }
-                            break;
-                        }
+                            }
+                        } catch (Exception $e) {}
                     }
                 }
             break;