Added unit test README

phpunit.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/7.3/phpunit.xsd"
+         xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/6.5/phpunit.xsd"
          bootstrap="./tests/bootstrap.php"
          colors="true"
          forceCoversAnnotation="true"

tests/README.md

@@ -0,0 +1,14 @@
+# Unit Tests
+
+## Installation
+
+In the main plugin directory run the following commands from the terminal:
+
+`composer install`
+
+
+## Running Tests
+
+In the main plugin directory run the following commands from the terminal:
+
+`vendor/bin/phpunit`

tests/WPStrava/SOMEnglishTest.php

@@ -8,4 +8,4 @@ class WPStrava_SOMEnglishTest extends TestCase {
 		$som = new WPStrava_SOMEnglish();
 		$this->assertInstanceOf( 'WPStrava_SOMEnglish', $som );
 	}
-}
+}

tests/bootstrap.php

@@ -2,5 +2,6 @@
 
 if ( ! defined( 'WPSTRAVA_PLUGIN_DIR' ) ) define( 'WPSTRAVA_PLUGIN_DIR', dirname( __FILE__ ) . '/../' );
 require_once dirname( __FILE__ ) . '/../lib/autoload.php';
+require_once dirname( __FILE__ ) . '/../vendor/autoload.php';
 
-WP_Mock::bootstrap();
+WP_Mock::bootstrap();