From 7f86cf0c7c9a3690e52e79fb081097b177cd7747 Mon Sep 17 00:00:00 2001
From: David Grudl <david@grudl.com>
Date: Fri, 30 Aug 2019 18:50:55 +0200
Subject: [PATCH] implemented MySqliDriver::escapeDateInterval()

---
 src/Dibi/Drivers/MySqliDriver.php       | 5 ++++-
 tests/dibi/Translator.DateInterval.phpt | 8 ++++++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/Dibi/Drivers/MySqliDriver.php b/src/Dibi/Drivers/MySqliDriver.php
index c04e15e49..e8493f2c6 100644
--- a/src/Dibi/Drivers/MySqliDriver.php
+++ b/src/Dibi/Drivers/MySqliDriver.php
@@ -304,7 +304,10 @@ public function escapeDateTime(\DateTimeInterface $value): string
 
 	public function escapeDateInterval(\DateInterval $value): string
 	{
-		throw new Dibi\NotImplementedException;
+		if ($value->y || $value->m || $value->d) {
+			throw new Dibi\NotSupportedException('Only time interval is supported.');
+		}
+		return $value->format('%r%H:%I:%S.%f');
 	}
 
 
diff --git a/tests/dibi/Translator.DateInterval.phpt b/tests/dibi/Translator.DateInterval.phpt
index 982b42a47..0e7d295c6 100644
--- a/tests/dibi/Translator.DateInterval.phpt
+++ b/tests/dibi/Translator.DateInterval.phpt
@@ -10,6 +10,14 @@ $conn = new Dibi\Connection($config);
 $translator = new Dibi\Translator($conn);
 
 switch ($config['system']) {
+	case 'mysql':
+		Assert::equal('10:20:30.0', $translator->formatValue(new DateInterval('PT10H20M30S'), null));
+		Assert::equal('-1:00:00.0', $translator->formatValue(DateInterval::createFromDateString('-1 hour'), null));
+		Assert::exception(function () use ($translator) {
+			$translator->formatValue(new DateInterval('P2Y4DT6H8M'), null);
+		}, Dibi\NotSupportedException::class, 'Only time interval is supported.');
+		break;
+
 	default:
 		Assert::exception(function () use ($translator) {
 			$translator->formatValue(new DateInterval('PT10H20M30S'), null);