Return back test for zstd compression

Fixed sqlite tests
Update readme

Author: sergey-dryabzhinsky

README.en.md

@@ -27,6 +27,8 @@ Required modules for full php testing:
   - memcache
   - redis
   - sqlite3
+  - mysql/mysqli
+  - pgsql
 
 Usually they are already installed or "compiled" in php.
 

README.md

@@ -27,6 +27,8 @@
   - memcache
   - redis
   - sqlite3
+  - mysql/mysqli
+  - pgsql
 
 Обычно они уже установлены или "вкомпилированны" в php.
 

bench.php

@@ -2018,7 +2018,7 @@ function print_results_common()
 		. str_pad("bz2", $padInfo, ' ', STR_PAD_LEFT) . " : $has_bz2\n"
 		. str_pad("lz4", $padInfo, ' ', STR_PAD_LEFT) . " : $has_lz4\n"
 		. str_pad("snappy", $padInfo, ' ', STR_PAD_LEFT) . " : $has_snappy\n"
-		. str_pad("zstd", $padInfo, ' ', STR_PAD_LEFT) . " : $has_zstd, version: ".LIBZSTD_VERSION_STRING."\n"
+		. str_pad("zstd", $padInfo, ' ', STR_PAD_LEFT) . " : $has_zstd, version: ".LIBZSTD_VERSION_STRING.";\n"
 		. str_pad("brotli", $padInfo, ' ', STR_PAD_LEFT) . " : $has_brotli\n"
 		. str_pad("uuid", $padInfo, ' ', STR_PAD_LEFT) . " : $has_uuid\n"
 		. str_pad("-affecting->", $padInfo, ' ', STR_PAD_LEFT) . "\n"

compression-zstd.inc

@@ -0,0 +1,24 @@
+<?php
+/**
+ * php test functions for compression by brotli
+ * Php 5.2+
+ */
+
+/** ---------------------------------- Tests functions -------------------------------------------- */
+
+function test_36_zstd_compress()
+{
+	global $stringTest, $emptyResult, $testsLoopLimits, $totalOps, $stringTest;
+
+	if (!function_exists('zstd_compress')) {
+		return $emptyResult;
+	}
+
+	$count = $testsLoopLimits['36_zstd_compress'];
+	$time_start = get_microtime();
+	for ($i = 0; $i < $count; $i++) {
+		$r = zstd_compress($stringTest, 1);
+	}
+	$totalOps += $count;
+	return format_result_test(get_microtime() - $time_start, $count, mymemory_usage());
+}

kv-pgsql.inc

@@ -39,7 +39,7 @@ function test_47_kvs_pgsql()
 	$time_start = get_microtime();
 
 	for ($i = 0; $i < $count; $i++) {
-		$num = $i / 100.;
+		$num = number_format($i / 100., 2, '.', '');
 		$kvstorage->set($i, $num);
 		$v=$kvstorage->get($i);
 		$kvstorage->del($i);

kv-sqlite3-devshm-file.inc

@@ -39,10 +39,10 @@ function test_39_08_kvs_sqlite3_devshm_file()
 	$time_start = get_microtime();
 
 	for ($i = 0; $i < $count; $i++) {
-		$num = $i / 100.;
+		$num = number_format($i / 100., 2, '.', '');
 		$kvstorage->set($i, $num);
 		$v=$kvstorage->get($i);
-		if ($v===$num) $kvstorage->del($i);
+		$kvstorage->del($i);
 	}
 	$kvstorage->close();
 	$totalOps += $count;

kv-sqlite3-generic-file.inc

@@ -39,10 +39,10 @@ function test_39_07_kvs_sqlite3_generic_file()
 	$time_start = get_microtime();
 
 	for ($i = 0; $i < $count; $i++) {
-		$num = $i / 100.;
+		$num = number_format($i / 100., 2, '.', '');
 		$kvstorage->set($i, $num);
 		$v=$kvstorage->get($i);
-		if ($v===$num) $kvstorage->del($i);
+		$kvstorage->del($i);
 	}
 	$kvstorage->close();
 	$totalOps += $count;

kv-sqlite3-memory-file.inc

@@ -39,10 +39,10 @@ function test_39_09_kvs_sqlite3_memory_file()
 	$time_start = get_microtime();
 
 	for ($i = 0; $i < $count; $i++) {
-		$num = $i / 100.;
+		$num = number_format( $i / 100., 2, '.', '');
 		$kvstorage->set($i, $num);
 		$v=$kvstorage->get($i);
-		if ($v===$num) $kvstorage->del($i);
+		$kvstorage->del($i);
 	}
 	$kvstorage->close();
 	$totalOps += $count;

kvstorage-sqlite3.inc

@@ -59,7 +59,7 @@ class KVStorageSqlite3
 
     public function del($key){
 	if (!$this->available) return 0;
-	$this->db->exec("DELETE {$this->tableName} WHERE key=$key;");
+	$this->db->exec("DELETE FROM {$this->tableName} WHERE key=$key;");
 	return $this->db->changes();
     }