Merge pull request #3 from open-source-contributions/test_enhancement

Test enhancement

.php_cs

@@ -12,4 +12,4 @@ return PhpCsFixer\Config::create()
             ->in(__DIR__.DIRECTORY_SEPARATOR.'tests')
     )
     ->setRiskyAllowed(true)
-    ->setUsingCache(true);
+    ->setUsingCache(true);

.travis.yml

@@ -4,13 +4,22 @@ sudo: false
 php:
   - 7.0
   - 7.1
+  - 7.2
+  - 7.3
+  - 7.4
 
 ## Build matrix for lowest and highest possible targets
 matrix:
   include:
     - php: 7.0
       env: dependencies=lowest
     - php: 7.1
+      env: dependencies=lowest
+    - php: 7.2
+      env: dependencies=lowest
+    - php: 7.3
+      env: dependencies=lowest
+    - php: 7.4
       env: dependencies=highest
 
 ## Update composer and run the appropriate composer command
@@ -20,4 +29,4 @@ before_script:
   - if [ -z "$dependencies" ]; then composer install; fi;
   - if [ "$dependencies" = "lowest" ]; then composer update --prefer-lowest -n; fi;
   - if [ "$dependencies" = "highest" ]; then composer update -n; fi;
-  - composer show -i
+  - composer show -i

tests/DictionaryTest.php

@@ -14,7 +14,7 @@ class DictionaryTest extends TestCase
      */
     private $dictionary;
 
-    public function setup()
+    protected function setUp()
     {
         $this->dictionary = new Dictionary('23456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz');
     }

tests/Number/BigInt/ConverterTest.php

@@ -15,7 +15,7 @@ class ConverterTest extends TestCase
      */
     private $converter;
 
-    public function setup()
+    protected function setUp()
     {
         $this->converter = new Converter();
     }

tests/ShortenerTest.php

@@ -16,7 +16,7 @@ class ShortenerTest extends TestCase
      */
     private $shortener;
 
-    public function setup()
+    protected function setUp()
     {
         $this->shortener = new Shortener(
             Dictionary::createUnmistakable(),