Small overload (json serializer) benchmark for Symfony JSON serializer 5.0.0

Author: steevanb

.circleci/config.yml

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+version: '2.1'
+
+jobs:
+    ValidateBenchmark:
+        docker:
+            - image: phpbenchmarks/benchmark-kit:4
+        working_directory: /var/www/benchmark
+        steps:
+            - checkout
+            - run:
+                name: /var/entrypoint.sh
+                command: /var/entrypoint.sh --nginx-as-service
+            - run:
+                name: "benchmark:validate"
+                command: "/var/benchmark-kit/bin/console benchmark:validate:all"
+
+workflows:
+    version: '2.1'
+    BenchmarkKit:
+        jobs:
+            - ValidateBenchmark

.gitignore

@@ -1 +1,2 @@
+/composer.lock
 /vendor/

.phpbenchmarks/config.yml

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+component:
+    id: 16
+benchmark:
+    type: 7
+    relativeUrl: /
+sourceCode:
+    entryPoint: public/index.php
+    urls:
+        jsonSerialization: 'https://github.com/phpbenchmarks/symfony-json-serializer/blob/5.0.0_json-serialization-small-overload_0/public/index.php#23'
+        integerSerialization: 'https://github.com/phpbenchmarks/symfony-json-serializer/blob/5.0.0_json-serialization-small-overload_0/public/index.php#23'
+        floatSerialization: 'https://github.com/phpbenchmarks/symfony-json-serializer/blob/5.0.0_json-serialization-small-overload_0/public/index.php#23'
+        stringSerialization: 'https://github.com/phpbenchmarks/symfony-json-serializer/blob/5.0.0_json-serialization-small-overload_0/public/index.php#23'
+        booleanSerialization: 'https://github.com/phpbenchmarks/symfony-json-serializer/blob/5.0.0_json-serialization-small-overload_0/public/index.php#23'
+        nullSerialization: 'https://github.com/phpbenchmarks/symfony-json-serializer/blob/5.0.0_json-serialization-small-overload_0/public/index.php#23'
+        arraySerialization: 'https://github.com/phpbenchmarks/symfony-json-serializer/blob/5.0.0_json-serialization-small-overload_0/public/index.php#23'
+        objectSerialization: 'https://github.com/phpbenchmarks/symfony-json-serializer/blob/5.0.0_json-serialization-small-overload_0/src/Normalizer/ObjectToSerializeNormalizer.php'
+        customSerializers: 'https://github.com/phpbenchmarks/symfony-json-serializer/blob/5.0.0_json-serialization-small-overload_0/src/Normalizer'
+coreDependency:
+    name: symfony/serializer
+    version: 5.0.0

.phpbenchmarks/nginx/vhost.conf

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+server {
+    listen ____PORT____;
+    server_name ____HOST____;
+    root ____INSTALLATION_PATH____/public;
+    location / {
+        try_files $uri /index.php$is_args$args;
+    }
+    location ~ index.php(/|$) {
+        fastcgi_pass unix:/run/php/____PHP_FPM_SOCK____;
+        fastcgi_split_path_info ^(.+.php)(/.*)$;
+        include fastcgi_params;
+        fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
+        fastcgi_param HTTPS off;
+    }
+}

composer.lock renamed to .phpbenchmarks/php/7.2/composer.lock

@@ -0,0 +1,6 @@
+#!/usr/bin/env bash
+
+set -e
+
+# add commands to initialize benchmark: clear cache and logs, warm up cache etc
+composer install --no-dev --classmap-authoritative --ansi

.phpbenchmarks/php/7.2/initBenchmark.sh

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+; ----------------------------------------------------------------------------------------------------------------------
+; This file will be added to PHP ini files loaded before benchmarking.
+; Configure what you need here.
+;
+; /!\ Do NOT configure opcache.enable: it will be configured automatically.
+; ----------------------------------------------------------------------------------------------------------------------
+
+; Examples of configuration you could change for your needs.
+
+; The maximum number of keys (scripts) in the OPcache hash table.
+; Only numbers between 200 and 1000000 are allowed.
+;opcache.max_accelerated_files=10000
+
+; If disabled, all PHPDoc comments are dropped from the code to reduce the
+; size of the optimized code.
+;opcache.save_comments=1
+
+; A bitmask, where each bit enables or disables the appropriate OPcache
+; passes
+;opcache.optimization_level=0x7FFFBFFF
+
+; Allows exclusion of large files from being cached. By default all files
+; are cached.
+;opcache.max_file_size=0
+
+; Enables or disables opcode caching in shared memory.
+;opcache.file_cache_only=0
+
+; The OPcache shared memory storage size.
+;opcache.memory_consumption=128

.phpbenchmarks/php/7.2/php.ini

@@ -0,0 +1,6 @@
+#!/usr/bin/env bash
+
+set -e
+
+# add commands to initialize benchmark: clear cache and logs, warm up cache etc
+composer install --no-dev --classmap-authoritative --ansi

.phpbenchmarks/php/7.2/responseBody/responseBody.json

@@ -0,0 +1,30 @@
+; ----------------------------------------------------------------------------------------------------------------------
+; This file will be added to PHP ini files loaded before benchmarking.
+; Configure what you need here.
+;
+; /!\ Do NOT configure opcache.enable: it will be configured automatically.
+; ----------------------------------------------------------------------------------------------------------------------
+
+; Examples of configuration you could change for your needs.
+
+; The maximum number of keys (scripts) in the OPcache hash table.
+; Only numbers between 200 and 1000000 are allowed.
+;opcache.max_accelerated_files=10000
+
+; If disabled, all PHPDoc comments are dropped from the code to reduce the
+; size of the optimized code.
+;opcache.save_comments=1
+
+; A bitmask, where each bit enables or disables the appropriate OPcache
+; passes
+;opcache.optimization_level=0x7FFFBFFF
+
+; Allows exclusion of large files from being cached. By default all files
+; are cached.
+;opcache.max_file_size=0
+
+; Enables or disables opcode caching in shared memory.
+;opcache.file_cache_only=0
+
+; The OPcache shared memory storage size.
+;opcache.memory_consumption=128