From cc3f7bac24e3659c8bca351dfd073d270b011da7 Mon Sep 17 00:00:00 2001
From: Zach Borboa <zachborboa@gmail.com>
Date: Wed, 17 Mar 2021 12:19:38 -0400
Subject: [PATCH] Remove PHP v5.x support and add basic doc for how one may
 install the old version

---
 README.md                                  |   2 +-
 composer.json                              |   2 +-
 docs/v5.x.md                               |   9 ++
 src/Curl/Curl.php                          |  30 +----
 src/Curl/Decoder.php                       |   8 --
 src/Curl/Encoder.php                       |   8 --
 tests/PHPCurlClass/PHPCurlClassTest.php    |  44 +------
 tests/before_script.sh                     | 129 +--------------------
 tests/dockerfiles/php53/1_build.sh         |   3 -
 tests/dockerfiles/php53/2_start.sh         |  15 ---
 tests/dockerfiles/php53/3_test.sh          |  18 ---
 tests/dockerfiles/php53/4_stop.sh          |   3 -
 tests/dockerfiles/php53/Dockerfile         |  66 -----------
 tests/dockerfiles/php53/attach.sh          |   3 -
 tests/dockerfiles/php53/run.sh             |  23 ----
 tests/dockerfiles/php53/run_interactive.sh |  14 ---
 tests/dockerfiles/php54/1_build.sh         |   3 -
 tests/dockerfiles/php54/2_start.sh         |  15 ---
 tests/dockerfiles/php54/3_test.sh          |  18 ---
 tests/dockerfiles/php54/4_stop.sh          |   3 -
 tests/dockerfiles/php54/Dockerfile         |  30 -----
 tests/dockerfiles/php54/attach.sh          |   3 -
 tests/dockerfiles/php54/run.sh             |  23 ----
 tests/dockerfiles/php54/run_interactive.sh |  14 ---
 tests/dockerfiles/php55/1_build.sh         |   3 -
 tests/dockerfiles/php55/2_start.sh         |  15 ---
 tests/dockerfiles/php55/3_test.sh          |  18 ---
 tests/dockerfiles/php55/4_stop.sh          |   3 -
 tests/dockerfiles/php55/Dockerfile         |  27 -----
 tests/dockerfiles/php55/attach.sh          |   3 -
 tests/dockerfiles/php55/run.sh             |  23 ----
 tests/dockerfiles/php55/run_interactive.sh |  14 ---
 tests/dockerfiles/php56/1_build.sh         |   3 -
 tests/dockerfiles/php56/2_start.sh         |  15 ---
 tests/dockerfiles/php56/3_test.sh          |  18 ---
 tests/dockerfiles/php56/4_stop.sh          |   3 -
 tests/dockerfiles/php56/Dockerfile         |  18 ---
 tests/dockerfiles/php56/attach.sh          |   3 -
 tests/dockerfiles/php56/run.sh             |  23 ----
 tests/dockerfiles/php56/run_interactive.sh |  14 ---
 40 files changed, 19 insertions(+), 670 deletions(-)
 create mode 100644 docs/v5.x.md
 delete mode 100755 tests/dockerfiles/php53/1_build.sh
 delete mode 100755 tests/dockerfiles/php53/2_start.sh
 delete mode 100755 tests/dockerfiles/php53/3_test.sh
 delete mode 100755 tests/dockerfiles/php53/4_stop.sh
 delete mode 100644 tests/dockerfiles/php53/Dockerfile
 delete mode 100755 tests/dockerfiles/php53/attach.sh
 delete mode 100755 tests/dockerfiles/php53/run.sh
 delete mode 100755 tests/dockerfiles/php53/run_interactive.sh
 delete mode 100755 tests/dockerfiles/php54/1_build.sh
 delete mode 100755 tests/dockerfiles/php54/2_start.sh
 delete mode 100755 tests/dockerfiles/php54/3_test.sh
 delete mode 100755 tests/dockerfiles/php54/4_stop.sh
 delete mode 100644 tests/dockerfiles/php54/Dockerfile
 delete mode 100755 tests/dockerfiles/php54/attach.sh
 delete mode 100755 tests/dockerfiles/php54/run.sh
 delete mode 100755 tests/dockerfiles/php54/run_interactive.sh
 delete mode 100755 tests/dockerfiles/php55/1_build.sh
 delete mode 100755 tests/dockerfiles/php55/2_start.sh
 delete mode 100755 tests/dockerfiles/php55/3_test.sh
 delete mode 100755 tests/dockerfiles/php55/4_stop.sh
 delete mode 100644 tests/dockerfiles/php55/Dockerfile
 delete mode 100755 tests/dockerfiles/php55/attach.sh
 delete mode 100755 tests/dockerfiles/php55/run.sh
 delete mode 100755 tests/dockerfiles/php55/run_interactive.sh
 delete mode 100755 tests/dockerfiles/php56/1_build.sh
 delete mode 100755 tests/dockerfiles/php56/2_start.sh
 delete mode 100755 tests/dockerfiles/php56/3_test.sh
 delete mode 100755 tests/dockerfiles/php56/4_stop.sh
 delete mode 100644 tests/dockerfiles/php56/Dockerfile
 delete mode 100755 tests/dockerfiles/php56/attach.sh
 delete mode 100755 tests/dockerfiles/php56/run.sh
 delete mode 100755 tests/dockerfiles/php56/run_interactive.sh

diff --git a/README.md b/README.md
index 653766e..716a45f 100644
--- a/README.md
+++ b/README.md
@@ -34,7 +34,7 @@ For latest commit version:
 
 ### Requirements
 
-PHP Curl Class works with PHP 5.3, 5.4, 5.5, 5.6, 7.0, 7.1, 7.2, 7.3, 7.4, and 8.0.
+PHP Curl Class works with PHP 7.0, 7.1, 7.2, 7.3, 7.4, and 8.0.
 
 ### Quick Start and Examples
 
diff --git a/composer.json b/composer.json
index 46d6986..7508615 100644
--- a/composer.json
+++ b/composer.json
@@ -14,7 +14,7 @@
         }
     ],
     "require": {
-        "php": ">=5.3",
+        "php": ">=7.0",
         "ext-curl": "*"
     },
     "require-dev": {
diff --git a/docs/v5.x.md b/docs/v5.x.md
new file mode 100644
index 0000000..6296857
--- /dev/null
+++ b/docs/v5.x.md
@@ -0,0 +1,9 @@
+# PHP Curl Class v5.x
+
+PHP Curl Class previously supported 5.3, 5.4, 5.5, and 5.6.
+
+### Installation
+
+To install PHP Curl Class for PHP 5.x versions:
+
+    $ composer require php-curl-class/php-curl-class:dev-php5.x-master
diff --git a/src/Curl/Curl.php b/src/Curl/Curl.php
index abbf7c7..3b3c500 100644
--- a/src/Curl/Curl.php
+++ b/src/Curl/Curl.php
@@ -710,17 +710,7 @@ class Curl
             $this->setOpt(CURLOPT_CUSTOMREQUEST, 'POST');
         } else {
             if (isset($this->options[CURLOPT_CUSTOMREQUEST])) {
-                if ((version_compare(PHP_VERSION, '5.5.11') < 0)) {
-                    trigger_error(
-                        'Due to technical limitations of PHP <= 5.5.11, it is not possible to '
-                        . 'perform a post-redirect-get request using a php-curl-class Curl object that '
-                        . 'has already been used to perform other types of requests. Either use a new '
-                        . 'php-curl-class Curl object or upgrade your PHP engine.',
-                        E_USER_ERROR
-                    );
-                } else {
-                    $this->setOpt(CURLOPT_CUSTOMREQUEST, null);
-                }
+                $this->setOpt(CURLOPT_CUSTOMREQUEST, null);
             }
         }
 
@@ -874,20 +864,10 @@ class Curl
      */
     public function setMaxFilesize($bytes)
     {
-        // Make compatible with PHP version both before and after 5.5.0. PHP 5.5.0 added the cURL resource as the first
-        // argument to the CURLOPT_PROGRESSFUNCTION callback.
-        $gte_v550 = version_compare(PHP_VERSION, '5.5.0') >= 0;
-        if ($gte_v550) {
-            $callback = function ($resource, $download_size, $downloaded, $upload_size, $uploaded) use ($bytes) {
-                // Abort the transfer when $downloaded bytes exceeds maximum $bytes by returning a non-zero value.
-                return $downloaded > $bytes ? 1 : 0;
-            };
-        } else {
-            $callback = function ($download_size, $downloaded, $upload_size, $uploaded) use ($bytes) {
-                return $downloaded > $bytes ? 1 : 0;
-            };
-        }
-
+        $callback = function ($resource, $download_size, $downloaded, $upload_size, $uploaded) use ($bytes) {
+            // Abort the transfer when $downloaded bytes exceeds maximum $bytes by returning a non-zero value.
+            return $downloaded > $bytes ? 1 : 0;
+        };
         $this->progress($callback);
     }
 
diff --git a/src/Curl/Decoder.php b/src/Curl/Decoder.php
index eb50c15..3170811 100644
--- a/src/Curl/Decoder.php
+++ b/src/Curl/Decoder.php
@@ -16,14 +16,6 @@ class Decoder
     public static function decodeJson()
     {
         $args = func_get_args();
-
-        // Call json_decode() without the $options parameter in PHP
-        // versions less than 5.4.0 as the $options parameter was added in
-        // PHP version 5.4.0.
-        if (version_compare(PHP_VERSION, '5.4.0', '<')) {
-            $args = array_slice($args, 0, 3);
-        }
-
         $response = call_user_func_array('json_decode', $args);
         if ($response === null) {
             $response = $args['0'];
diff --git a/src/Curl/Encoder.php b/src/Curl/Encoder.php
index ffe7ced..a0947ee 100644
--- a/src/Curl/Encoder.php
+++ b/src/Curl/Encoder.php
@@ -20,14 +20,6 @@ class Encoder
     public static function encodeJson()
     {
         $args = func_get_args();
-
-        // Call json_encode() without the $depth parameter in PHP
-        // versions less than 5.5.0 as the $depth parameter was added in
-        // PHP version 5.5.0.
-        if (version_compare(PHP_VERSION, '5.5.0', '<')) {
-            $args = array_slice($args, 0, 2);
-        }
-
         $value = call_user_func_array('json_encode', $args);
         if (json_last_error() !== JSON_ERROR_NONE) {
             if (function_exists('json_last_error_msg')) {
diff --git a/tests/PHPCurlClass/PHPCurlClassTest.php b/tests/PHPCurlClass/PHPCurlClassTest.php
index 9090f4f..eb1317a 100644
--- a/tests/PHPCurlClass/PHPCurlClassTest.php
+++ b/tests/PHPCurlClass/PHPCurlClassTest.php
@@ -497,35 +497,8 @@ class CurlTest extends \PHPUnit\Framework\TestCase
         $test->curl->setOpt(CURLOPT_FOLLOWLOCATION, true);
         $this->assertEquals('Redirected: POST', $test->server('post_redirect_get', 'POST', array(), true));
 
-        // On compatible PHP engines, ensure that it is possible to reuse an existing Curl object
-        if (version_compare(PHP_VERSION, '5.5.11') > 0) {
-            $this->assertEquals('Redirected: GET', $test->server('post_redirect_get', 'POST'));
-        }
-    }
-
-    public function testPostRedirectGetReuseObjectIncompatibleEngine()
-    {
-        if (version_compare(PHP_VERSION, '5.5.11') > 0) {
-            $this->markTestSkipped();
-        }
-
-        try {
-            // Follow 303 redirection with POST
-            $test = new Test();
-            $test->curl->setOpt(CURLOPT_FOLLOWLOCATION, true);
-            $test->server('post_redirect_get', 'POST', array(), true);
-
-            // On incompatible PHP engines, reusing an existing Curl object to perform a
-            // post-redirect-get request will trigger a PHP error
-            $test->server('post_redirect_get', 'POST');
-
-            $this->assertTrue(
-                false,
-                'Reusing an existing Curl object on incompatible PHP engines shall trigger an error.'
-            );
-        } catch (\PHPUnit_Framework_Error $e) {
-            $this->assertTrue(true);
-        }
+        // Ensure that it is possible to reuse an existing Curl object.
+        $this->assertEquals('Redirected: GET', $test->server('post_redirect_get', 'POST'));
     }
 
     public function testPutRequestMethod()
@@ -3301,11 +3274,6 @@ class CurlTest extends \PHPUnit\Framework\TestCase
 
     public function testOptionSet()
     {
-        // Skip this test on 5.3 and 5.4.
-        if (version_compare(PHP_VERSION, '5.5.0', '<')) {
-            $this->markTestSkipped();
-        }
-
         // Skip this test on 8.0 and later:
         //   "ValueError: curl_setopt(): cURL option must not contain any null bytes"
         if (version_compare(PHP_VERSION, '8.0.0', '>=')) {
@@ -3525,14 +3493,6 @@ class CurlTest extends \PHPUnit\Framework\TestCase
             'request_header',
         );
 
-        // Not all keys are included on PHP 5.3 (tested 5.3.29).
-        if (version_compare(PHP_VERSION, '5.4.0', '<')) {
-            foreach (array('primary_ip', 'primary_port', 'local_ip', 'local_port') as $value) {
-                $key = array_search($value, $expected_keys);
-                unset($expected_keys[$key]);
-            }
-        }
-
         foreach ($expected_keys as $key) {
             $this->assertArrayHasKey($key, $info);
         }
diff --git a/tests/before_script.sh b/tests/before_script.sh
index c7112d6..4bcbe5e 100755
--- a/tests/before_script.sh
+++ b/tests/before_script.sh
@@ -1,64 +1,3 @@
-install_nginx() {
-    $superuser apt-get install -y nginx
-}
-
-use_php_fpm() {
-    root="$(pwd)/tests/PHPCurlClass"
-    $superuser tee /etc/nginx/sites-enabled/default <<EOF
-server {
-    listen 8000 default_server;
-    root ${root};
-    index index.php;
-    server_name localhost;
-    location / {
-        rewrite ^ /index.php last;
-    }
-    location ~ \.php$ {
-        fastcgi_split_path_info ^(.+\.php)(/.+)$;
-        fastcgi_pass 127.0.0.1:9000;
-        fastcgi_index index.php;
-        include fastcgi_params;
-        fastcgi_param SCRIPT_FILENAME \$document_root\$fastcgi_script_name;
-        fastcgi_param "PHP_CURL_CLASS_TEST_MODE_ENABLED" "yes";
-    }
-}
-EOF
-    $superuser php-fpm --daemonize
-}
-
-reload_nginx() {
-    $superuser /etc/init.d/nginx restart
-}
-
-php_v5_3_shim() {
-    remove_double_colon_class_name_resolution
-}
-
-phpunit_shim() {
-    # -class CurlTest extends \PHPUnit\Framework\TestCase
-    # +class CurlTest extends \PHPUnit_Framework_TestCase
-    find='class CurlTest extends \\PHPUnit\\Framework\\TestCase'
-    replace='class CurlTest extends \\PHPUnit_Framework_TestCase'
-    sed -i'' -e"s/${find}/${replace}/" "$(pwd)/tests/PHPCurlClass/PHP"*
-
-    # -\PHPUnit\Framework\Assert
-    # +\PHPUnit_Framework_Assert
-    find='\\PHPUnit\\Framework\\Assert'
-    replace='\\PHPUnit_Framework_Assert'
-    sed -i'' -e"s/${find}/${replace}/" "$(pwd)/tests/PHPCurlClass/PHP"*
-    sed -i'' -e"s/${find}/${replace}/" "$(pwd)/tests/PHPCurlClass/Helper.php"
-
-    # -\PHPUnit\Framework\Error\Warning
-    # +\PHPUnit_Framework_Error_Warning
-    find='\\PHPUnit\\Framework\\Error\\Warning'
-    replace='\\PHPUnit_Framework_Error_Warning'
-    sed -i'' -e"s/${find}/${replace}/" "$(pwd)/tests/PHPCurlClass/PHP"*
-}
-
-remove_double_colon_class_name_resolution() {
-    sed -i'' -e"/::class/d" "$(pwd)/tests/PHPCurlClass/PHP"*
-}
-
 remove_expectWarning() {
     # Fix "Call to undefined method CurlTest\CurlTest::expectWarning()".
     sed -i'' -e"/->expectWarning(/d" "$(pwd)/tests/PHPCurlClass/PHP"*
@@ -72,10 +11,6 @@ replace_assertStringContainsString() {
     sed -i'' -e"s/${find}/${replace}/" "$(pwd)/tests/PHPCurlClass/PHP"*
 }
 
-phpunit_v4_8_shim() {
-    replace_assertStringContainsString
-}
-
 phpunit_v6_5_shim() {
     remove_expectWarning
     replace_assertStringContainsString
@@ -101,72 +36,10 @@ php -r "var_dump(curl_version());"
 composer self-update
 composer install --prefer-source --no-interaction
 
-# Use docker-specific settings.
-if [ -f "/.dockerenv" ]; then
-    # Skip using sudo.
-    superuser=""
-    # Use unix socket.
-    fastcgi_pass="unix:/var/run/php5-fpm.sock"
-else
-    # Use sudo.
-    superuser="sudo"
-    # Use ip socket.
-    fastcgi_pass="127.0.0.1:9000"
-fi
-
 # Let test server know we should allow testing.
 export PHP_CURL_CLASS_TEST_MODE_ENABLED="yes"
 
-if [[ "${CI_PHP_VERSION}" == "5.3" ]]; then
-    if ! [ -x "$(command -v add-apt-repository)" ]; then
-        $superuser apt-get install -y python-software-properties
-        $superuser apt-get install -y software-properties-common
-    fi
-    $superuser add-apt-repository -y ppa:nginx/development
-    $superuser apt-get update
-    install_nginx
-    $superuser apt-get install -y php5-fpm
-    root="$(pwd)/tests/PHPCurlClass"
-    $superuser tee /etc/nginx/sites-enabled/default <<EOF
-server {
-    listen 8000 default_server;
-    root ${root};
-    index index.php;
-    server_name localhost;
-    location / {
-        rewrite ^ /index.php last;
-    }
-    location ~ \.php$ {
-        fastcgi_split_path_info ^(.+\.php)(/.+)$;
-        fastcgi_pass ${fastcgi_pass};
-        fastcgi_index index.php;
-        include fastcgi_params;
-        fastcgi_param SCRIPT_FILENAME \$document_root\$fastcgi_script_name;
-        fastcgi_param "PHP_CURL_CLASS_TEST_MODE_ENABLED" "yes";
-    }
-}
-EOF
-    $superuser /etc/init.d/php5-fpm start
-    reload_nginx
-    phpunit_shim
-    phpunit_v4_8_shim
-    php_v5_3_shim
-elif [[ "${CI_PHP_VERSION}" == "5.4" ]]; then
-    install_nginx
-    use_php_fpm
-    reload_nginx
-    phpunit_shim
-elif [[ "${CI_PHP_VERSION}" == "5.5" ]]; then
-    install_nginx
-    use_php_fpm
-    reload_nginx
-    phpunit_shim
-elif [[ "${CI_PHP_VERSION}" == "5.6" ]]; then
-    install_nginx
-    use_php_fpm
-    reload_nginx
-    phpunit_shim
-elif [[ "${CI_PHP_VERSION}" == "7.0" ]]; then
+if [[ "${CI_PHP_VERSION}" == "7.0" ]]; then
     phpunit_v6_5_shim
     start_php_servers
 elif [[ "${CI_PHP_VERSION}" == "7.1" ]]; then
diff --git a/tests/dockerfiles/php53/1_build.sh b/tests/dockerfiles/php53/1_build.sh
deleted file mode 100755
index 5818f73..0000000
--- a/tests/dockerfiles/php53/1_build.sh
+++ /dev/null
@@ -1,3 +0,0 @@
-# Build an image.
-set -x
-docker build --tag="php-curl-class/php53" .
diff --git a/tests/dockerfiles/php53/2_start.sh b/tests/dockerfiles/php53/2_start.sh
deleted file mode 100755
index 3e3c5cd..0000000
--- a/tests/dockerfiles/php53/2_start.sh
+++ /dev/null
@@ -1,15 +0,0 @@
-# Run image to create container.
-
-SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
-set -x
-cd "${SCRIPT_DIR}/../../.."
-project_dir="${PWD}"
-
-docker start "php53" ||
-    docker run \
-        --detach \
-        --interactive \
-        --mount "type=bind,src=${project_dir},dst=/data,readonly=true" \
-        --name="php53" \
-        --tty \
-        "php-curl-class/php53"
diff --git a/tests/dockerfiles/php53/3_test.sh b/tests/dockerfiles/php53/3_test.sh
deleted file mode 100755
index 28c351e..0000000
--- a/tests/dockerfiles/php53/3_test.sh
+++ /dev/null
@@ -1,18 +0,0 @@
-# Run tests inside container.
-command=$(cat <<-END
-mkdir --parents "/tmp/php-curl-class" &&
-rsync --delete --exclude=".git" --exclude="vendor" --exclude="composer.lock" --links --recursive "/data/" "/tmp/php-curl-class/" &&
-cd "/tmp/php-curl-class" &&
-export CI_PHP_VERSION="5.3" &&
-(
-    [ ! -f "/tmp/.composer_updated" ] &&
-    composer --no-interaction update &&
-    touch "/tmp/.composer_updated" ||
-    exit 0
-) &&
-bash "tests/before_script.sh" &&
-bash "tests/script.sh"
-END
-)
-set -x
-docker exec --tty "php53" sh -c "${command}"
diff --git a/tests/dockerfiles/php53/4_stop.sh b/tests/dockerfiles/php53/4_stop.sh
deleted file mode 100755
index 1c0cbfb..0000000
--- a/tests/dockerfiles/php53/4_stop.sh
+++ /dev/null
@@ -1,3 +0,0 @@
-# Stop container.
-set -x
-docker stop "php53"
diff --git a/tests/dockerfiles/php53/Dockerfile b/tests/dockerfiles/php53/Dockerfile
deleted file mode 100644
index 7821416..0000000
--- a/tests/dockerfiles/php53/Dockerfile
+++ /dev/null
@@ -1,66 +0,0 @@
-FROM debian:jessie
-ENV DEBIAN_FRONTEND noninteractive
-
-RUN apt-get --assume-yes --quiet update
-
-RUN apt-get --assume-yes --quiet install \
-        curl \
-        rsync \
-        # "/bin/sh: 1: make: not found"
-        make \
-        # "make[1]: *** No rule to make target '../include/openssl/bio.h', needed by 'cryptlib.o'.  Stop."
-        # "configure: error: xml2-config not found. Please check your libxml2 installation."
-        libxml2-dev \
-        # "make[1]: gcc: Command not found"
-        gcc \
-        # tar (child): xz: Cannot exec: No such file or directory
-        # tar (child): Error is not recoverable: exiting now
-        # tar: Child returned status 2
-        # tar: Error is not recoverable: exiting now
-        xz-utils \
-        # "configure: error: Cannot find libz"
-        libssl-dev \
-        # "configure: error: Please reinstall the libcurl distribution -
-        #     easy.h should be in <curl-dir>/include/curl/"
-        libcurl4-openssl-dev \
-        # "configure: error: png.h not found."
-        libpng-dev \
-        # "sh: 1: git: not found" (composer).
-        git \
-        # "Failed to download phpunit/phpunit from dist: The zip extension and unzip command are both missing,
-        # skipping."
-        zip
-
-# Compile openssl so that php configure --with-openssl works.
-RUN mkdir --parents "/tmp/openssl/" && \
-    curl --silent --show-error --output "openssl.tar.gz" \
-        "https://www.openssl.org/source/openssl-1.0.2k.tar.gz" && \
-    tar --extract --file "openssl.tar.gz" --directory "/tmp/openssl/" --strip-components="1" && \
-    cd "/tmp/openssl/" && \
-    ./config && \
-    make && \
-    make install && \
-    rm -rf "/tmp/openssl/"
-
-RUN mkdir --parents "/usr/src/php/" && \
-    curl --silent --show-error --output "php.tar.xz" \
-        "https://www.php.net/distributions/php-5.3.29.tar.xz" && \
-    tar --extract --file "php.tar.xz" --directory "/usr/src/php/" --strip-components="1" && \
-    rm "php.tar.xz"* && \
-    cd "/usr/src/php/" && \
-    ./configure \
-        --enable-mbstring \
-        --with-curl \
-        --with-gd \
-        --with-openssl="/usr/local/ssl" \
-        --with-zlib && \
-    make --jobs="$(nproc)" && \
-    make install && \
-    make clean
-
-RUN curl --silent --show-error "https://getcomposer.org/installer" | php && \
-    mv "composer.phar" "/usr/local/bin/composer" && \
-    composer global require --no-interaction "phpunit/phpunit"
-
-ENV PATH /root/.composer/vendor/bin:$PATH
-CMD ["bash"]
diff --git a/tests/dockerfiles/php53/attach.sh b/tests/dockerfiles/php53/attach.sh
deleted file mode 100755
index 52fa0c7..0000000
--- a/tests/dockerfiles/php53/attach.sh
+++ /dev/null
@@ -1,3 +0,0 @@
-# Attach to running container.
-
-docker exec --interactive --tty "php53" bash -l
diff --git a/tests/dockerfiles/php53/run.sh b/tests/dockerfiles/php53/run.sh
deleted file mode 100755
index ced63cf..0000000
--- a/tests/dockerfiles/php53/run.sh
+++ /dev/null
@@ -1,23 +0,0 @@
-bash "1_build.sh"
-if [[ $? -ne 0 ]]; then
-    echo "Error: Build failed"
-    exit 1
-fi
-
-bash "2_start.sh"
-if [[ $? -ne 0 ]]; then
-    echo "Error: Start failed"
-    exit 1
-fi
-
-bash "3_test.sh"
-if [[ $? -ne 0 ]]; then
-    echo "Error: Test failed"
-    exit 1
-fi
-
-bash "4_stop.sh"
-if [[ $? -ne 0 ]]; then
-    echo "Error: Stop failed"
-    exit 1
-fi
diff --git a/tests/dockerfiles/php53/run_interactive.sh b/tests/dockerfiles/php53/run_interactive.sh
deleted file mode 100755
index 9f2d433..0000000
--- a/tests/dockerfiles/php53/run_interactive.sh
+++ /dev/null
@@ -1,14 +0,0 @@
-# Run image to create container and attach to it.
-
-SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
-set -x
-cd "${SCRIPT_DIR}/../../.."
-project_dir="${PWD}"
-
-docker run \
-    --interactive \
-    --mount "type=bind,src=${project_dir},dst=/data,readonly=true" \
-    --name="php53" \
-    --rm \
-    --tty \
-    "php-curl-class/php53" /bin/bash
diff --git a/tests/dockerfiles/php54/1_build.sh b/tests/dockerfiles/php54/1_build.sh
deleted file mode 100755
index ba5a98d..0000000
--- a/tests/dockerfiles/php54/1_build.sh
+++ /dev/null
@@ -1,3 +0,0 @@
-# Build an image.
-set -x
-docker build --tag="php-curl-class/php54" .
diff --git a/tests/dockerfiles/php54/2_start.sh b/tests/dockerfiles/php54/2_start.sh
deleted file mode 100755
index 6211746..0000000
--- a/tests/dockerfiles/php54/2_start.sh
+++ /dev/null
@@ -1,15 +0,0 @@
-# Run image to create container.
-
-SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
-set -x
-cd "${SCRIPT_DIR}/../../.."
-project_dir="${PWD}"
-
-docker start "php54" ||
-    docker run \
-        --detach \
-        --interactive \
-        --mount "type=bind,src=${project_dir},dst=/data,readonly=true" \
-        --name="php54" \
-        --tty \
-        "php-curl-class/php54"
diff --git a/tests/dockerfiles/php54/3_test.sh b/tests/dockerfiles/php54/3_test.sh
deleted file mode 100755
index 888458c..0000000
--- a/tests/dockerfiles/php54/3_test.sh
+++ /dev/null
@@ -1,18 +0,0 @@
-# Run tests inside container.
-command=$(cat <<-END
-mkdir --parents "/tmp/php-curl-class" &&
-rsync --delete --exclude=".git" --exclude="vendor" --exclude="composer.lock" --links --recursive "/data/" "/tmp/php-curl-class/" &&
-cd "/tmp/php-curl-class" &&
-export CI_PHP_VERSION="5.4" &&
-(
-    [ ! -f "/tmp/.composer_updated" ] &&
-    composer --no-interaction update &&
-    touch "/tmp/.composer_updated" ||
-    exit 0
-) &&
-bash "tests/before_script.sh" &&
-bash "tests/script.sh"
-END
-)
-set -x
-docker exec --tty "php54" sh -c "${command}"
diff --git a/tests/dockerfiles/php54/4_stop.sh b/tests/dockerfiles/php54/4_stop.sh
deleted file mode 100755
index 0bb3d47..0000000
--- a/tests/dockerfiles/php54/4_stop.sh
+++ /dev/null
@@ -1,3 +0,0 @@
-# Stop container.
-set -x
-docker stop "php54"
diff --git a/tests/dockerfiles/php54/Dockerfile b/tests/dockerfiles/php54/Dockerfile
deleted file mode 100644
index bee9639..0000000
--- a/tests/dockerfiles/php54/Dockerfile
+++ /dev/null
@@ -1,30 +0,0 @@
-FROM php:5.4-fpm
-ENV DEBIAN_FRONTEND noninteractive
-
-# Fix error:
-#     "W: Failed to fetch http://httpredir.debian.org/debian/dists/jessie-updates/InRelease  Unable to find expected
-#     entry 'main/binary-amd64/Packages' in Release file (Wrong sources.list entry or malformed file)
-#     E: Some index files failed to download. They have been ignored, or old ones used instead."
-RUN printf "%s\n" \
-    "deb http://archive.debian.org/debian/ jessie main"     \
-    "deb-src http://archive.debian.org/debian/ jessie main" \
-    "deb http://security.debian.org jessie/updates main"    \
-    "deb-src http://security.debian.org jessie/updates main"  \
-    > /etc/apt/sources.list
-
-RUN apt-get --assume-yes --quiet update
-
-RUN apt-get --assume-yes --quiet install git && \
-    apt-get --assume-yes --quiet install libpng-dev && \
-    apt-get --assume-yes --quiet install zip
-
-RUN curl --silent --show-error "https://getcomposer.org/installer" | php && \
-    mv "composer.phar" "/usr/local/bin/composer" && \
-    composer global require --no-interaction "phpunit/phpunit"
-
-RUN docker-php-ext-configure gd && \
-    docker-php-ext-install gd && \
-    docker-php-ext-install mbstring
-
-ENV PATH /root/.composer/vendor/bin:$PATH
-CMD ["bash"]
diff --git a/tests/dockerfiles/php54/attach.sh b/tests/dockerfiles/php54/attach.sh
deleted file mode 100755
index 619b2b7..0000000
--- a/tests/dockerfiles/php54/attach.sh
+++ /dev/null
@@ -1,3 +0,0 @@
-# Attach to running container.
-
-docker exec --interactive --tty "php54" bash -l
diff --git a/tests/dockerfiles/php54/run.sh b/tests/dockerfiles/php54/run.sh
deleted file mode 100755
index ced63cf..0000000
--- a/tests/dockerfiles/php54/run.sh
+++ /dev/null
@@ -1,23 +0,0 @@
-bash "1_build.sh"
-if [[ $? -ne 0 ]]; then
-    echo "Error: Build failed"
-    exit 1
-fi
-
-bash "2_start.sh"
-if [[ $? -ne 0 ]]; then
-    echo "Error: Start failed"
-    exit 1
-fi
-
-bash "3_test.sh"
-if [[ $? -ne 0 ]]; then
-    echo "Error: Test failed"
-    exit 1
-fi
-
-bash "4_stop.sh"
-if [[ $? -ne 0 ]]; then
-    echo "Error: Stop failed"
-    exit 1
-fi
diff --git a/tests/dockerfiles/php54/run_interactive.sh b/tests/dockerfiles/php54/run_interactive.sh
deleted file mode 100755
index 487232f..0000000
--- a/tests/dockerfiles/php54/run_interactive.sh
+++ /dev/null
@@ -1,14 +0,0 @@
-# Run image to create container and attach to it.
-
-SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
-set -x
-cd "${SCRIPT_DIR}/../../.."
-project_dir="${PWD}"
-
-docker run \
-    --interactive \
-    --mount "type=bind,src=${project_dir},dst=/data,readonly=true" \
-    --name="php54" \
-    --rm \
-    --tty \
-    "php-curl-class/php54" /bin/bash
diff --git a/tests/dockerfiles/php55/1_build.sh b/tests/dockerfiles/php55/1_build.sh
deleted file mode 100755
index 0921109..0000000
--- a/tests/dockerfiles/php55/1_build.sh
+++ /dev/null
@@ -1,3 +0,0 @@
-# Build an image.
-set -x
-docker build --tag="php-curl-class/php55" .
diff --git a/tests/dockerfiles/php55/2_start.sh b/tests/dockerfiles/php55/2_start.sh
deleted file mode 100755
index 2db662d..0000000
--- a/tests/dockerfiles/php55/2_start.sh
+++ /dev/null
@@ -1,15 +0,0 @@
-# Run image to create container.
-
-SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
-set -x
-cd "${SCRIPT_DIR}/../../.."
-project_dir="${PWD}"
-
-docker start "php55" ||
-    docker run \
-        --detach \
-        --interactive \
-        --mount "type=bind,src=${project_dir},dst=/data,readonly=true" \
-        --name="php55" \
-        --tty \
-        "php-curl-class/php55"
diff --git a/tests/dockerfiles/php55/3_test.sh b/tests/dockerfiles/php55/3_test.sh
deleted file mode 100755
index 8e2788b..0000000
--- a/tests/dockerfiles/php55/3_test.sh
+++ /dev/null
@@ -1,18 +0,0 @@
-# Run tests inside container.
-command=$(cat <<-END
-mkdir --parents "/tmp/php-curl-class" &&
-rsync --delete --exclude=".git" --exclude="vendor" --exclude="composer.lock" --links --recursive "/data/" "/tmp/php-curl-class/" &&
-cd "/tmp/php-curl-class" &&
-export CI_PHP_VERSION="5.5" &&
-(
-    [ ! -f "/tmp/.composer_updated" ] &&
-    composer --no-interaction update &&
-    touch "/tmp/.composer_updated" ||
-    exit 0
-) &&
-bash "tests/before_script.sh" &&
-bash "tests/script.sh"
-END
-)
-set -x
-docker exec --tty "php55" sh -c "${command}"
diff --git a/tests/dockerfiles/php55/4_stop.sh b/tests/dockerfiles/php55/4_stop.sh
deleted file mode 100755
index 7be6aa4..0000000
--- a/tests/dockerfiles/php55/4_stop.sh
+++ /dev/null
@@ -1,3 +0,0 @@
-# Stop container.
-set -x
-docker stop "php55"
diff --git a/tests/dockerfiles/php55/Dockerfile b/tests/dockerfiles/php55/Dockerfile
deleted file mode 100644
index 2f7bf7e..0000000
--- a/tests/dockerfiles/php55/Dockerfile
+++ /dev/null
@@ -1,27 +0,0 @@
-FROM php:5.5-fpm
-ENV DEBIAN_FRONTEND noninteractive
-
-# Fix error:
-#     "E: Unable to fetch some archives, maybe run apt-get update or try with --fix-missing?".
-RUN printf "%s\n" \
-    "deb http://archive.debian.org/debian/ jessie main"     \
-    "deb-src http://archive.debian.org/debian/ jessie main" \
-    "deb http://security.debian.org jessie/updates main"    \
-    "deb-src http://security.debian.org jessie/updates main"  \
-    > /etc/apt/sources.list
-
-RUN apt-get --assume-yes --quiet update
-
-RUN apt-get --assume-yes --quiet install git && \
-    apt-get --assume-yes --quiet install libpng-dev && \
-    apt-get --assume-yes --quiet install zip
-
-RUN curl --silent --show-error "https://getcomposer.org/installer" | php && \
-    mv "composer.phar" "/usr/local/bin/composer" && \
-    composer global require --no-interaction "phpunit/phpunit"
-
-RUN docker-php-ext-configure gd && \
-    docker-php-ext-install gd
-
-ENV PATH /root/.composer/vendor/bin:$PATH
-CMD ["bash"]
diff --git a/tests/dockerfiles/php55/attach.sh b/tests/dockerfiles/php55/attach.sh
deleted file mode 100755
index 2a07019..0000000
--- a/tests/dockerfiles/php55/attach.sh
+++ /dev/null
@@ -1,3 +0,0 @@
-# Attach to running container.
-
-docker exec --interactive --tty "php55" bash -l
diff --git a/tests/dockerfiles/php55/run.sh b/tests/dockerfiles/php55/run.sh
deleted file mode 100755
index ced63cf..0000000
--- a/tests/dockerfiles/php55/run.sh
+++ /dev/null
@@ -1,23 +0,0 @@
-bash "1_build.sh"
-if [[ $? -ne 0 ]]; then
-    echo "Error: Build failed"
-    exit 1
-fi
-
-bash "2_start.sh"
-if [[ $? -ne 0 ]]; then
-    echo "Error: Start failed"
-    exit 1
-fi
-
-bash "3_test.sh"
-if [[ $? -ne 0 ]]; then
-    echo "Error: Test failed"
-    exit 1
-fi
-
-bash "4_stop.sh"
-if [[ $? -ne 0 ]]; then
-    echo "Error: Stop failed"
-    exit 1
-fi
diff --git a/tests/dockerfiles/php55/run_interactive.sh b/tests/dockerfiles/php55/run_interactive.sh
deleted file mode 100755
index dd472d3..0000000
--- a/tests/dockerfiles/php55/run_interactive.sh
+++ /dev/null
@@ -1,14 +0,0 @@
-# Run image to create container and attach to it.
-
-SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
-set -x
-cd "${SCRIPT_DIR}/../../.."
-project_dir="${PWD}"
-
-docker run \
-    --interactive \
-    --mount "type=bind,src=${project_dir},dst=/data,readonly=true" \
-    --name="php55" \
-    --rm \
-    --tty \
-    "php-curl-class/php55" /bin/bash
diff --git a/tests/dockerfiles/php56/1_build.sh b/tests/dockerfiles/php56/1_build.sh
deleted file mode 100755
index 24a6913..0000000
--- a/tests/dockerfiles/php56/1_build.sh
+++ /dev/null
@@ -1,3 +0,0 @@
-# Build an image.
-set -x
-docker build --tag="php-curl-class/php56" .
diff --git a/tests/dockerfiles/php56/2_start.sh b/tests/dockerfiles/php56/2_start.sh
deleted file mode 100755
index 9a977ce..0000000
--- a/tests/dockerfiles/php56/2_start.sh
+++ /dev/null
@@ -1,15 +0,0 @@
-# Run image to create container.
-
-SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
-set -x
-cd "${SCRIPT_DIR}/../../.."
-project_dir="${PWD}"
-
-docker start "php56" ||
-    docker run \
-        --detach \
-        --interactive \
-        --mount "type=bind,src=${project_dir},dst=/data,readonly=true" \
-        --name="php56" \
-        --tty \
-        "php-curl-class/php56"
diff --git a/tests/dockerfiles/php56/3_test.sh b/tests/dockerfiles/php56/3_test.sh
deleted file mode 100755
index 6568163..0000000
--- a/tests/dockerfiles/php56/3_test.sh
+++ /dev/null
@@ -1,18 +0,0 @@
-# Run tests inside container.
-command=$(cat <<-END
-mkdir --parents "/tmp/php-curl-class" &&
-rsync --delete --exclude=".git" --exclude="vendor" --exclude="composer.lock" --links --recursive "/data/" "/tmp/php-curl-class/" &&
-cd "/tmp/php-curl-class" &&
-export CI_PHP_VERSION="5.6" &&
-(
-    [ ! -f "/tmp/.composer_updated" ] &&
-    composer --no-interaction update &&
-    touch "/tmp/.composer_updated" ||
-    exit 0
-) &&
-bash "tests/before_script.sh" &&
-bash "tests/script.sh"
-END
-)
-set -x
-docker exec --tty "php56" sh -c "${command}"
diff --git a/tests/dockerfiles/php56/4_stop.sh b/tests/dockerfiles/php56/4_stop.sh
deleted file mode 100755
index 7c025be..0000000
--- a/tests/dockerfiles/php56/4_stop.sh
+++ /dev/null
@@ -1,3 +0,0 @@
-# Stop container.
-set -x
-docker stop "php56"
diff --git a/tests/dockerfiles/php56/Dockerfile b/tests/dockerfiles/php56/Dockerfile
deleted file mode 100644
index 249d7db..0000000
--- a/tests/dockerfiles/php56/Dockerfile
+++ /dev/null
@@ -1,18 +0,0 @@
-FROM php:5.6-fpm
-ENV DEBIAN_FRONTEND noninteractive
-
-RUN apt-get --assume-yes --quiet update
-
-RUN apt-get --assume-yes --quiet install git && \
-    apt-get --assume-yes --quiet install libpng-dev && \
-    apt-get --assume-yes --quiet install zip
-
-RUN curl --silent --show-error "https://getcomposer.org/installer" | php && \
-    mv "composer.phar" "/usr/local/bin/composer" && \
-    composer global require --no-interaction "phpunit/phpunit"
-
-RUN docker-php-ext-configure gd && \
-    docker-php-ext-install gd
-
-ENV PATH /root/.composer/vendor/bin:$PATH
-CMD ["bash"]
diff --git a/tests/dockerfiles/php56/attach.sh b/tests/dockerfiles/php56/attach.sh
deleted file mode 100755
index c7e8ae7..0000000
--- a/tests/dockerfiles/php56/attach.sh
+++ /dev/null
@@ -1,3 +0,0 @@
-# Attach to running container.
-
-docker exec --interactive --tty "php56" bash -l
diff --git a/tests/dockerfiles/php56/run.sh b/tests/dockerfiles/php56/run.sh
deleted file mode 100755
index ced63cf..0000000
--- a/tests/dockerfiles/php56/run.sh
+++ /dev/null
@@ -1,23 +0,0 @@
-bash "1_build.sh"
-if [[ $? -ne 0 ]]; then
-    echo "Error: Build failed"
-    exit 1
-fi
-
-bash "2_start.sh"
-if [[ $? -ne 0 ]]; then
-    echo "Error: Start failed"
-    exit 1
-fi
-
-bash "3_test.sh"
-if [[ $? -ne 0 ]]; then
-    echo "Error: Test failed"
-    exit 1
-fi
-
-bash "4_stop.sh"
-if [[ $? -ne 0 ]]; then
-    echo "Error: Stop failed"
-    exit 1
-fi
diff --git a/tests/dockerfiles/php56/run_interactive.sh b/tests/dockerfiles/php56/run_interactive.sh
deleted file mode 100755
index 5b4c337..0000000
--- a/tests/dockerfiles/php56/run_interactive.sh
+++ /dev/null
@@ -1,14 +0,0 @@
-# Run image to create container and attach to it.
-
-SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
-set -x
-cd "${SCRIPT_DIR}/../../.."
-project_dir="${PWD}"
-
-docker run \
-    --interactive \
-    --mount "type=bind,src=${project_dir},dst=/data,readonly=true" \
-    --name="php56" \
-    --rm \
-    --tty \
-    "php-curl-class/php56" /bin/bash