Fix coverage badge (#61)

* Fix coverage badge

* Add unit tests for getRuntime()

.github/workflows/coverage.yml

@@ -35,7 +35,6 @@ jobs:
       run: vendor/bin/phpunit --verbose --coverage-text --coverage-clover=coverage.xml
 
     - name: Code Climate Test Reporter
-      if: matrix.coverage
       uses: aktions/codeclimate-test-reporter@v1
       with:
         codeclimate-test-reporter-id: ${{ secrets.CC_TEST_REPORTER_ID }}
@@ -45,7 +44,6 @@ jobs:
       continue-on-error: true
 
     - name: Coverage
-      if: matrix.coverage
       run: bash <(curl -s https://codecov.io/bash)
       env:
         PHP_VERSION: ${{ matrix.php }}

README.md

@@ -2,7 +2,7 @@
 [![Latest Stable Version](https://poser.pugx.org/pug-php/pug-symfony/v/stable.png)](https://packagist.org/packages/pug-php/pug-symfony)
 [![GitHub Actions](https://github.com/pug-php/pug-symfony/workflows/Tests/badge.svg)](https://github.com/pug-php/pug-symfony/actions)
 [![StyleCI](https://styleci.io/repos/61784988/shield?style=flat)](https://styleci.io/repos/61784988)
-[![Test Coverage](https://codeclimate.com/github/pug-php/pug-symfony/badges/coverage.svg)](https://codecov.io/github/pug-php/pug-symfony?branch=master)
+[![Test Coverage](https://codecov.io/gh/pug-php/pug-symfony/branch/master/graph/badge.svg?token=yzjEnZzRNm)](https://codecov.io/github/pug-php/pug-symfony?branch=master)
 
 [Pug template](https://phug-lang.com/) engine for Symfony
 

tests/Pug/EnvironmentTest.php

@@ -0,0 +1,35 @@
+<?php
+
+namespace Pug\Tests;
+
+use Pug\Twig\Environment;
+use Twig\Error\RuntimeError;
+use Twig\Loader\ArrayLoader;
+
+class EnvironmentTest extends AbstractTestCase
+{
+    /**
+     * @throws RuntimeError
+     */
+    public function testWithoutRoot()
+    {
+        self::expectException(RuntimeError::class);
+        self::expectExceptionMessage('Unable to load the "I-surely-does-not-exist" runtime.');
+
+        $env = new Environment(new ArrayLoader());
+        $env->getRuntime('I-surely-does-not-exist');
+    }
+
+    /**
+     * @throws RuntimeError
+     */
+    public function testWithRoot()
+    {
+        self::expectException(RuntimeError::class);
+        self::expectExceptionMessage('Unable to load the "I-surely-does-not-exist" runtime.');
+
+        $env = new Environment(new ArrayLoader());
+        $env->rootEnv = new Environment(new ArrayLoader());
+        $env->getRuntime('I-surely-does-not-exist');
+    }
+}