From 159e2c2e7a0fa1cc6fe1e1948cd0f7b4abd5e5ae Mon Sep 17 00:00:00 2001
From: azjezz <azjezz@protonmail.com>
Date: Fri, 22 Mar 2024 00:19:17 +0000
Subject: [PATCH] chore: update examples to use new datetime API

Signed-off-by: azjezz <azjezz@protonmail.com>
---
 examples/async/usleep.php |  6 +++---
 examples/io/benchmark.php | 16 +++++++++-------
 examples/run.php          |  7 ++++---
 3 files changed, 16 insertions(+), 13 deletions(-)

diff --git a/examples/async/usleep.php b/examples/async/usleep.php
index b30f84b3..7c433847 100644
--- a/examples/async/usleep.php
+++ b/examples/async/usleep.php
@@ -11,7 +11,7 @@
 require __DIR__ . '/../../vendor/autoload.php';
 
 Async\main(static function (): int {
-    $start = microtime(true);
+    $start = DateTime\Timestamp::now();
 
     Async\concurrently([
         static fn() => Async\sleep(DateTime\Duration::hours(0)),
@@ -23,9 +23,9 @@
         static fn() => Async\sleep(DateTime\Duration::milliseconds(2000)),
     ]);
 
-    $duration = DateTime\Duration::microseconds((int) ((microtime(true) - $start) * DateTime\MICROSECONDS_PER_SECOND));
+    $duration = DateTime\Timestamp::now()->since($start);
 
-    IO\write_error_line("duration: %s.", $duration->toString(max_decimals: 5));
+    IO\write_error_line("duration: %s.", $duration->toString(max_decimals: 2));
 
     return 0;
 });
diff --git a/examples/io/benchmark.php b/examples/io/benchmark.php
index 24454a36..cfe33604 100644
--- a/examples/io/benchmark.php
+++ b/examples/io/benchmark.php
@@ -5,13 +5,15 @@
 namespace Psl\Example\IO;
 
 use Psl\Async;
+use Psl\DateTime;
 use Psl\IO;
+use Psl\Math;
 use Psl\Regex;
+
 use function fopen;
 use function getopt;
 use function memory_get_peak_usage;
-use function microtime;
-use function round;
+
 use const PHP_OS_FAMILY;
 
 require __DIR__ . '/../../vendor/autoload.php';
@@ -39,7 +41,7 @@
 
     Async\Scheduler::delay($seconds, static fn() => $input->close());
 
-    $start = microtime(true);
+    $start = DateTime\Timestamp::now();
     $i = 0;
     try {
         while ($chunk = $input->read(65536)) {
@@ -51,12 +53,12 @@
     } catch (IO\Exception\AlreadyClosedException) {
     }
 
-    $seconds = microtime(true) - $start;
+    $duration = DateTime\Timestamp::now()->since($start);
     $bytes = $i * 65536;
-    $bytes_formatted = round($bytes / 1024 / 1024 / $seconds, 1);
+    $bytes_formatted = Math\round($bytes / 1024 / 1024 / $duration->getTotalSeconds(), 1);
 
-    IO\write_error_line('read %d byte(s) in %d second(s) => %dMiB/s', $bytes, round($seconds, 3), $bytes_formatted);
-    IO\write_error_line('peak memory usage of %dMiB', round(memory_get_peak_usage(true) / 1024 / 1024, 1));
+    IO\write_error_line('read %d byte(s) in %s => %dMiB/s', $bytes, $duration->toString(), $bytes_formatted);
+    IO\write_error_line('peak memory usage of %dMiB', Math\round(memory_get_peak_usage(true) / 1024 / 1024, 1));
 
     return 0;
 });
diff --git a/examples/run.php b/examples/run.php
index 45b60756..1613c400 100644
--- a/examples/run.php
+++ b/examples/run.php
@@ -6,6 +6,7 @@
 namespace Psl\Example\IO;
 
 use Psl\Async;
+use Psl\DateTime;
 use Psl\Filesystem;
 use Psl\IO;
 use Psl\Shell;
@@ -34,9 +35,9 @@
             IO\write_error_line('- %s/%s   -> started', $component, $script);
 
             $awaitables[] = Async\run(static function() use($component, $script, $file): array {
-                $start = microtime(true);
+                $start = DateTime\Timestamp::now();
                 Shell\execute(PHP_BINARY, [$file]);
-                $duration = microtime(true) - $start;
+                $duration = DateTime\Timestamp::now()->since($start);
 
                 return [$component, $script, $duration];
             });
@@ -46,7 +47,7 @@
     foreach (Async\Awaitable::iterate($awaitables) as $awaitable) {
         [$component, $script, $duration] = $awaitable->await();
 
-        IO\write_error_line('+ %s/%s   -> finished in %ds', $component, $script, $duration);
+        IO\write_error_line('+ %s/%s   -> finished in %s', $component, $script, $duration);
     }
 
     return 0;