update doc in unit test

Author: JBlond

tests/Diff/Renderer/Html/HtmlRenderersTest.php

@@ -37,6 +37,9 @@ public function __construct($name = null, array $data = [], $dataName = '')
         parent::__construct($name, $data, $dataName);
     }
 
+    /**
+     * @covers \jblond\Diff\Renderer\Html\SideBySide
+     */
     public function testSideBySide()
     {
         $diff = new Diff(
@@ -53,6 +56,9 @@ public function testSideBySide()
         $this->assertStringEqualsFile('tests/resources/htmlSideBySide.txt', $result);
     }
 
+    /**
+     * @covers \jblond\Diff\Renderer\Html\Inline
+     */
     public function testInline()
     {
         $diff = new Diff(
@@ -69,6 +75,9 @@ public function testInline()
         $this->assertStringEqualsFile('tests/resources/htmlInline.txt', $result);
     }
 
+    /**
+     * @covers \jblond\Diff\Renderer\Html\Unified
+     */
     public function testUnified()
     {
         $diff = new Diff(

tests/Diff/Renderer/Text/TextRenderersTest.php

@@ -36,6 +36,10 @@ public function __construct($name = null, array $data = [], $dataName = '')
         parent::__construct($name, $data, $dataName);
     }
 
+    /**
+     * Test context
+     * @covers \jblond\Diff\Renderer\Text\Context
+     */
     public function testContext()
     {
         $diff = new Diff(
@@ -52,6 +56,10 @@ public function testContext()
         $this->assertStringEqualsFile('tests/resources/textContext.txt', $result);
     }
 
+    /**
+     * Test Unified
+     * @covers \jblond\Diff\Renderer\Text\Unified
+     */
     public function testUnified()
     {
         $diff = new Diff(
@@ -68,6 +76,10 @@ public function testUnified()
         $this->assertStringEqualsFile('tests/resources/textUnified.txt', $result);
     }
 
+    /**
+     * Test Unified Cli
+     * @covers \jblond\Diff\Renderer\Text\UnifiedCli
+     */
     public function testUnifiedCli()
     {
         $diff = new Diff(