Addressing #8

.travis.yml

@@ -1,14 +1,9 @@
 language: php
 php:
-  - '7.0'
   - '7.1'
   - '7.2'
   - nightly
 
-matrix:
-  allow_failures:
-    - php: hhvm
-
 before_script:
   - composer install
 

CHANGELOG.md

@@ -0,0 +1,80 @@
+# Changelog
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## [Unreleased]
+### Added
+- php 7 type hints.
+- This changelog
+
+### Removed
+- php 5 support.
+- php 7.1 support.
+
+### Fixed
+- Incorrect handling of uninitialized pass-by-ref argument in `CurlMulti::exec()` (#8).
+
+### Changed
+- Documentation to reflect the interfaces.
+
+## [2.1.0] - 2017-01-20
+### Added
+- `CurlInterface`.
+- `CurlMultiInterface`.
+- `CurlShareInterface`.
+
+## [2.0.1] - 2017-01-20
+### Changed
+- Minor documentation improvements.
+
+## [2.0.0] - 2017-01-20
+### Added
+- `Curl` object destructor to close the handler.
+- `Curl::getHandle()`.
+- `CurlMulti::init()`.
+- `CurlShare::init()`.
+
+### Removed
+- php 5.3 and 5.4 support.
+- Retry on failure feature.
+- `CurlException` class.
+
+### Changed
+- `Curl::version`, `Curl::strError`, `CurlMulti::strError` are not static anymore.
+
+## [1.0.0] - 2016-02-02
+### Changed
+- The library moved to "phpcurl/curlwrapper".
+
+## [0.1.2] - 2016-02-02
+### Fixed
+- The `$opt` flag should not be artificially set to 0.
+
+## [0.1.1] - 2016-01-21
+### Changed
+- Minor documentation improvements.
+
+## [0.1.0] - 2016-01-21
+### Added
+- Documentation
+- `CurlException` class.
+
+## [0.0.2] - 2014-02-19
+### Changed
+- Test cleanup.
+
+## 0.0.1 - 2014-02-17
+### Added
+- Initial version.
+
+[Unreleased]: https://github.com/phpcurl/curlwrapper/compare/2.1.0...HEAD
+[2.1.0]: https://github.com/phpcurl/curlwrapper/compare/2.0.1...2.1.0
+[2.0.1]: https://github.com/phpcurl/curlwrapper/compare/2.0.0...2.0.1
+[2.0.0]: https://github.com/phpcurl/curlwrapper/compare/1.0.0...2.0.0
+[1.0.0]: https://github.com/phpcurl/curlwrapper/compare/0.1.2...1.0.0
+[0.1.2]: https://github.com/phpcurl/curlwrapper/compare/0.1.1...0.1.2
+[0.1.1]: https://github.com/phpcurl/curlwrapper/compare/0.1.0...0.1.1
+[0.1.0]: https://github.com/phpcurl/curlwrapper/compare/0.0.2...0.1.0
+[0.0.2]: https://github.com/phpcurl/curlwrapper/compare/0.0.1...0.0.2

composer.json

@@ -25,11 +25,11 @@
     }
   ],
   "require": {
-    "php": ">=7.0.0",
+    "php": ">=7.1.0",
     "ext-curl": "*"
   },
   "require-dev": {
-    "phpunit/phpunit": "^4.8 || ^5.0",
+    "phpunit/phpunit": "^7.0",
     "squizlabs/php_codesniffer": "^2.0"
   },
   "autoload": {

phpunit.xml.dist

@@ -6,8 +6,7 @@
     convertNoticesToExceptions="true"
     convertWarningsToExceptions="true"
     stopOnFailure="false"
-    verbose="true"
-    syntaxCheck="true">
+    verbose="true">
     <testsuites>
         <testsuite name="Main">
             <directory>./test</directory>

src/CurlMulti.php

@@ -1,4 +1,5 @@
 <?php
+
 namespace PHPCurl\CurlWrapper;
 
 class CurlMulti implements CurlMultiInterface
@@ -40,15 +41,15 @@ public function add(CurlInterface $curl): int
     /**
      * @inheritdoc
      */
-    public function exec(int &$stillRunning): int
+    public function exec(int &$stillRunning = null): int
     {
         return curl_multi_exec($this->handle, $stillRunning);
     }
 
     /**
      * @inheritdoc
      */
-    public function getContent(CurlInterface $curl): string
+    public function getContent(CurlInterface $curl): ?string
     {
         return curl_multi_getcontent($curl->getHandle());
     }

src/CurlMultiInterface.php

@@ -26,15 +26,15 @@ public function add(CurlInterface $curl): int;
      * @param int $stillRunning Flag
      * @return int (One of CURLM_* constants)
      */
-    public function exec(int &$stillRunning): int;
+    public function exec(int &$stillRunning = null): int;
 
     /**
      * @see curl_multi_getcontent()
      *
      * @param CurlInterface $curl
-     * @return string
+     * @return string|null
      */
-    public function getContent(CurlInterface $curl): string;
+    public function getContent(CurlInterface $curl): ?string;
 
     /**
      * @see curl_multi_info_read()

test/CurlMultiTest.php

@@ -1,6 +1,9 @@
 <?php
+
 namespace PHPCurl\CurlWrapper;
 
+use PHPUnit\Framework\TestCase;
+
 function curl_multi_init()
 {
     return 'foo';
@@ -28,7 +31,7 @@ function curl_multi_getcontent($h)
 
 function curl_multi_strerror($c)
 {
-    return 'strerror_'.$c;
+    return 'strerror_' . $c;
 }
 
 function curl_multi_select($h, $t)
@@ -38,7 +41,7 @@ function curl_multi_select($h, $t)
 
 function curl_multi_close($h)
 {
-    CurlMultiTest::$log[] = 'close_'.$h;
+    CurlMultiTest::$log[] = 'close_' . $h;
 }
 
 function curl_multi_info_read($h, &$m)
@@ -50,12 +53,12 @@ function curl_multi_info_read($h, &$m)
 function curl_multi_exec($h, &$r)
 {
     $r = 24;
-    return $h === 'foo' ?  1 : 0;
+    return $h === 'foo' ? 1 : 0;
 }
 
-class CurlMultiTest extends \PHPUnit_Framework_TestCase
+class CurlMultiTest extends TestCase
 {
-    static public $log = array();
+    static public $log = [];
 
     public function testAll()
     {

test/CurlShareTest.php

@@ -1,6 +1,8 @@
 <?php
 namespace PHPCurl\CurlWrapper;
 
+use PHPUnit\Framework\TestCase;
+
 function curl_share_close($h)
 {
     CurlShareTest::$log[] = 'close_'.$h;
@@ -16,7 +18,7 @@ function curl_share_setopt($h, $o, $v)
     return $h === 'foo' && $o === 0 && $v === 'val';
 }
 
-class CurlShareTest extends \PHPUnit_Framework_TestCase
+class CurlShareTest extends TestCase
 {
     static public $log = array();
 

test/CurlTest.php

@@ -1,6 +1,8 @@
 <?php
 namespace PHPCurl\CurlWrapper;
 
+use PHPUnit\Framework\TestCase;
+
 function curl_close($h)
 {
     CurlTest::$log[] = [__FUNCTION__, func_get_args()];
@@ -88,7 +90,7 @@ function curl_errno($h)
     return 42;
 }
 
-class CurlTest extends \PHPUnit_Framework_TestCase
+class CurlTest extends TestCase
 {
     static public $log = [];
 
@@ -119,7 +121,7 @@ public function testAll()
                 ],
                 [
                     'PHPCurl\\CurlWrapper\\curl_version',
-                    [3],
+                    [\CURLVERSION_NOW],
                 ],
                 [
                     'PHPCurl\\CurlWrapper\\curl_strerror',