Benchmarks refactored

CONTRIBUTING.md

@@ -7,7 +7,7 @@ We accept contributions via Pull Requests on [Github](https://github.com/phpinna
 
 ## Pull Requests
 
-- **[PSR-2 Coding Standard](https://github.com/php-fig/fig-standards/blob/master/accepted/PSR-2-coding-style-guide.md)** - Check the code style with ``$ composer check-style`` and fix it with ``$ composer fix-style``.
+- **[PSR-2 Coding Standard](https://github.com/php-fig/fig-standards/blob/master/accepted/PSR-2-coding-style-guide.md)**
 
 - **Add tests!** - Your patch won't be accepted if it doesn't have tests.
 

README.md

@@ -46,6 +46,26 @@ $ composer test
 $ composer bench
 ```
 
+Some results with pure PHP realisation:
+
+| Benchmark | Best (μs) | Mean (μs) | Mode (μs) | Worst (μs) |
+|---|---|---|---|---|
+| appendIntegers | 11.605 | 12.115 | 12.047 | 12.888  |
+| appendFloats   | 10.464 | 10.913 | 10.786 | 17.943  |
+| appendString   | 8.857  | 41.021 | 20.611 | 362.174 |
+| consume        | 48.916 | 50.721 | 50.399 | 61.542  |
+| read           | 26.617 | 27.665 | 27.500 | 31.744  |
+
+And results with enabled [extension][link-extension]:
+
+| Benchmark | Best (μs) | Mean (μs) | Mode (μs) | Worst (μs) |
+|---|---|---|---|---|
+| appendIntegers | 2.522  | 2.657  | 2.625  | 3.031  |
+| appendFloats   | 1.987  | 2.136  | 2.095  | 3.307  |
+| appendString   | 3.692  | 3.854  | 3.806  | 5.695  |
+| consume        | 13.701 | 14.654 | 14.454 | 17.977 |
+| read           | 5.128  | 5.425  | 5.313  | 6.625  |
+
 ## Contributing
 
 Please see [CONTRIBUTING](CONTRIBUTING.md) and [CONDUCT](CONDUCT.md) for details.
@@ -68,6 +88,7 @@ The MIT License (MIT). Please see [License File](LICENSE.md) for more informatio
 [ico-scrutinizer]: https://img.shields.io/scrutinizer/coverage/g/phpinnacle/buffer.svg?style=flat-square
 [ico-downloads]: https://img.shields.io/packagist/dt/phpinnacle/buffer.svg?style=flat-square
 
+[link-extension]: https://github.com/phpinnacle/ext-buffer
 [link-packagist]: https://packagist.org/packages/phpinnacle/buffer
 [link-scrutinizer]: https://scrutinizer-ci.com/g/phpinnacle/buffer/code-structure
 [link-downloads]: https://packagist.org/packages/phpinnacle/buffer

benchmarks/BufferWriteBench.php → benchmarks/AppendBench.php

@@ -4,25 +4,30 @@
 
 /**
  * @BeforeMethods({"init"})
- * @AfterMethods({"clear"})
  */
-class BufferWriteBench
+class AppendBench
 {
     /**
      * @var ByteBuffer
      */
     private $buffer;
 
+    /**
+     * @var string
+     */
+    private $string;
+
     /**
      * @return void
      */
     public function init(): void
     {
-        $this->buffer = new ByteBuffer();
+        $this->buffer = new ByteBuffer;
+        $this->string = \str_repeat('str', 1000);
     }
 
     /**
-     * @Revs(5)
+     * @Revs(1000)
      * @Iterations(100)
      *
      * @return void
@@ -42,7 +47,7 @@ public function benchAppendIntegers(): void
     }
 
     /**
-     * @Revs(5)
+     * @Revs(1000)
      * @Iterations(100)
      *
      * @return void
@@ -60,7 +65,7 @@ public function benchAppendFloats(): void
     }
 
     /**
-     * @Revs(5)
+     * @Revs(1000)
      * @Iterations(100)
      *
      * @return void
@@ -70,15 +75,7 @@ public function benchAppendString(): void
         $this->buffer
             ->append('some string')
             ->append("other string")
-            ->append(str_repeat('str', 1000))
+            ->append($this->string)
         ;
     }
-
-    /**
-     * @return void
-     */
-    public function clear(): void
-    {
-        $this->buffer->flush();
-    }
 }

benchmarks/ConsumeBench.php

@@ -0,0 +1,74 @@
+<?php
+
+use PHPinnacle\Buffer\ByteBuffer;
+
+/**
+ * @BeforeMethods({"init"})
+ */
+class ConsumeBench
+{
+    /**
+     * @var ByteBuffer
+     */
+    private $buffer;
+
+    /**
+     * @var int
+     */
+    private $revs = 1000;
+
+    /**
+     * @return void
+     */
+    public function init(): void
+    {
+        $this->buffer = new ByteBuffer;
+
+        for ($i = 0; $i < $this->revs; ++$i) {
+            $this->buffer
+                ->appendInt8(1)
+                ->appendInt16(1)
+                ->appendInt32(1)
+                ->appendInt64(1)
+                ->appendUint8(1)
+                ->appendUint16(1)
+                ->appendUint32(1)
+                ->appendUint64(1)
+                ->appendFloat(1.1)
+                ->appendFloat(-1.1)
+                ->appendFloat(\M_PI)
+                ->appendDouble(1.1)
+                ->appendDouble(-1.1)
+                ->appendDouble(\M_PI)
+                ->append('some string')
+                ->append("other string")
+            ;
+        }
+    }
+
+    /**
+     * @Revs(1000)
+     * @Iterations(100)
+     *
+     * @return void
+     */
+    public function benchConsume(): void
+    {
+        $this->buffer->consumeInt8();
+        $this->buffer->consumeInt16();
+        $this->buffer->consumeInt32();
+        $this->buffer->consumeInt64();
+        $this->buffer->consumeUint8();
+        $this->buffer->consumeUint16();
+        $this->buffer->consumeUint32();
+        $this->buffer->consumeUint64();
+        $this->buffer->consumeFloat();
+        $this->buffer->consumeFloat();
+        $this->buffer->consumeFloat();
+        $this->buffer->consumeDouble();
+        $this->buffer->consumeDouble();
+        $this->buffer->consumeDouble();
+        $this->buffer->consume(11);
+        $this->buffer->consume(12);
+    }
+}

benchmarks/BufferReadBench.php → benchmarks/ReadBench.php

@@ -4,9 +4,8 @@
 
 /**
  * @BeforeMethods({"init"})
- * @AfterMethods({"clear"})
  */
-class BufferReadBench
+class ReadBench
 {
     /**
      * @var ByteBuffer
@@ -18,7 +17,7 @@ class BufferReadBench
      */
     public function init(): void
     {
-        $this->buffer = new ByteBuffer();
+        $this->buffer = new ByteBuffer;
         $this->buffer
             ->appendInt8(1)
             ->appendInt16(1)
@@ -40,33 +39,7 @@ public function init(): void
     }
 
     /**
-     * @Revs(1)
-     * @Iterations(100)
-     *
-     * @return void
-     */
-    public function benchConsume(): void
-    {
-        $this->buffer->consumeInt8();
-        $this->buffer->consumeInt16();
-        $this->buffer->consumeInt32();
-        $this->buffer->consumeInt64();
-        $this->buffer->consumeUint8();
-        $this->buffer->consumeUint16();
-        $this->buffer->consumeUint32();
-        $this->buffer->consumeUint64();
-        $this->buffer->consumeFloat();
-        $this->buffer->consumeFloat();
-        $this->buffer->consumeFloat();
-        $this->buffer->consumeDouble();
-        $this->buffer->consumeDouble();
-        $this->buffer->consumeDouble();
-        $this->buffer->consume(11);
-        $this->buffer->consume(12);
-    }
-
-    /**
-     * @Revs(1)
+     * @Revs(1000)
      * @Iterations(100)
      *
      * @return void
@@ -90,12 +63,4 @@ public function benchRead(): void
         $this->buffer->read(11, 66);
         $this->buffer->read(12, 77);
     }
-
-    /**
-     * @return void
-     */
-    public function clear(): void
-    {
-        $this->buffer->flush();
-    }
 }

composer.json

@@ -19,7 +19,7 @@
         "php": "^7.1"
     },
     "require-dev": {
-        "phpbench/phpbench": "^0.16.9",
+        "phpbench/phpbench": "^0.16",
         "phpunit/phpunit": "^8.0"
     },
     "suggest": {

src/ByteBuffer.php

@@ -165,7 +165,7 @@ public function shift(int $n): self
 
             if ($this->size === $n) {
                 $buffer = $this->data;
-                
+
                 $this->data = '';
                 $this->size = 0;
             } else {