CodeCoverage driver for PCOV

.travis.yml

@@ -17,22 +17,40 @@ env:
   matrix:
     - DRIVER="xdebug" DEPENDENCIES="high"
     - DRIVER="phpdbg" DEPENDENCIES="high"
+    - DRIVER="pcov"   DEPENDENCIES="high"
     - DRIVER="xdebug" DEPENDENCIES="low"
     - DRIVER="phpdbg" DEPENDENCIES="low"
+    - DRIVER="pcov"   DEPENDENCIES="low"
   global:
     - DEFAULT_COMPOSER_FLAGS="--no-interaction --no-ansi --no-progress --no-suggest"
 
 before_install:
+  - composer config github-oauth.github.com ${GH_TOKEN}
   - composer self-update
   - composer clear-cache
+  - export COMPOSER_ROOT_VERSION=6.1.99
 
 install:
   - if [[ "$DEPENDENCIES" = 'high' ]]; then travis_retry composer update $DEFAULT_COMPOSER_FLAGS; fi
   - if [[ "$DEPENDENCIES" = 'low' ]]; then travis_retry composer update $DEFAULT_COMPOSER_FLAGS --prefer-lowest; fi
 
+before_script:
+  - |
+     if [[ "$DRIVER" = 'pcov' ]]; then
+       echo > $HOME/.phpenv/versions/$TRAVIS_PHP_VERSION/etc/conf.d/xdebug.ini
+       git clone https://github.com/krakjoe/pcov
+       cd pcov
+       phpize
+       ./configure
+       make clean install
+       echo "extension=pcov.so" > $HOME/.phpenv/versions/$TRAVIS_PHP_VERSION/etc/conf.d/pcov.ini
+       cd $TRAVIS_BUILD_DIR
+     fi
+
 script:
   - if [[ "$DRIVER" = 'phpdbg' ]]; then phpdbg -qrr vendor/bin/phpunit --coverage-clover=coverage.xml; fi
   - if [[ "$DRIVER" = 'xdebug' ]]; then vendor/bin/phpunit --coverage-clover=coverage.xml; fi
+  - if [[ "$DRIVER" = 'pcov' ]];   then vendor/bin/phpunit --coverage-clover=coverage.xml; fi
 
 after_success:
   - bash <(curl -s https://codecov.io/bash)

composer.json

@@ -23,6 +23,12 @@
         "optimize-autoloader": true,
         "sort-packages": true
     },
+    "repositories": {
+        "environment": {
+            "type": "vcs",
+            "url": "https://github.com/krakjoe/environment"
+        }
+    },
     "prefer-stable": true,
     "require": {
         "php": "^7.1",
@@ -32,7 +38,7 @@
         "phpunit/php-token-stream": "^3.0.1",
         "phpunit/php-text-template": "^1.2.1",
         "sebastian/code-unit-reverse-lookup": "^1.0.1",
-        "sebastian/environment": "^4.0",
+        "sebastian/environment": "dev-pcov as 4.0.1",
         "sebastian/version": "^2.0.1",
         "theseer/tokenizer": "^1.1"
     },
@@ -57,5 +63,6 @@
         "branch-alias": {
             "dev-master": "6.1-dev"
         }
-    }
+    },
+    "minimum-stability": "dev"
 }

src/CodeCoverage.php

@@ -14,6 +14,7 @@
 use PHPUnit\Util\Test;
 use SebastianBergmann\CodeCoverage\Driver\Driver;
 use SebastianBergmann\CodeCoverage\Driver\PHPDBG;
+use SebastianBergmann\CodeCoverage\Driver\PCOV;
 use SebastianBergmann\CodeCoverage\Driver\Xdebug;
 use SebastianBergmann\CodeCoverage\Node\Builder;
 use SebastianBergmann\CodeCoverage\Node\Directory;
@@ -905,6 +906,10 @@ private function selectDriver(Filter $filter): Driver
             return new Xdebug($filter);
         }
 
+	if ($runtime->hasPCOV()) {
+            return new PCOV($filter);
+	}
+
         throw new RuntimeException('No code coverage driver available');
     }
 

src/Driver/PCOV.php

@@ -0,0 +1,58 @@
+<?php
+/*
+ * This file is part of the php-code-coverage package.
+ *
+ * (c) Sebastian Bergmann <[email protected]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+namespace SebastianBergmann\CodeCoverage\Driver;
+
+use SebastianBergmann\CodeCoverage\RuntimeException;
+use SebastianBergmann\CodeCoverage\Filter;
+
+/**
+ * Driver for PCOV code coverage functionality.
+ *
+ * @codeCoverageIgnore
+ */
+final class PCOV implements Driver
+{
+    /**
+     * @throws RuntimeException
+     */
+    public function __construct(Filter $filter = null)
+    {
+
+    }
+
+    /**
+     * Start collection of code coverage information.
+     */
+    public function start(bool $determineUnusedAndDead = true): void
+    {
+        \pcov\start();
+    }
+
+    /**
+     * Stop collection of code coverage information.
+     */
+    public function stop(): array
+    {
+	\pcov\stop();
+
+	$waiting = \pcov\waiting();
+	$collect  = [];
+
+	if ($waiting) {
+		$collect = \pcov\collect(\pcov\inclusive, $waiting);
+
+		if ($collect) {
+			\pcov\clear();
+		}
+	}
+
+	return $collect;
+    }
+}

tests/tests/CodeCoverageTest.php

@@ -11,6 +11,7 @@
 
 use SebastianBergmann\CodeCoverage\Driver\Driver;
 use SebastianBergmann\CodeCoverage\Driver\PHPDBG;
+use SebastianBergmann\CodeCoverage\Driver\PCOV;
 use SebastianBergmann\CodeCoverage\Driver\Xdebug;
 use SebastianBergmann\Environment\Runtime;