Replace unsupported characters in all tracking request params (#13437)

* replace unsupported characters in all tracking request params

* Ensure unsupported chars are replaced in json_encoded params as well

* Adds simple test for 4byte UTF8 chars

1 files changed, 45 insertions, 0 deletions

diff --git a/tests/PHPUnit/System/Utf8mb4Test.php b/tests/PHPUnit/System/Utf8mb4Test.php
new file mode 100644
index 0000000000..000dafcc2f
--- /dev/null
+++ b/tests/PHPUnit/System/Utf8mb4Test.php
@@ -0,0 +1,45 @@
+<?php
+/**
+ * Piwik - free/libre analytics platform
+ *
+ * @link http://piwik.org
+ * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
+ */
+namespace Piwik\Tests\System;
+
+use Piwik\Common;
+use Piwik\Db;
+use Piwik\Tests\Fixtures\Utf8mb4;
+use Piwik\Tests\Framework\Fixture;
+use Piwik\Tracker\Action;
+use Piwik\Tests\Framework\TestCase\SystemTestCase;
+use Piwik\Tests\Fixtures\OneVisitWithAbnormalPageviewUrls;
+
+/**
+ * Tests for tracking parameters containing 4 byte UTF8 chars.
+ *
+ * @group Core
+ * @group Utf8mb4Test
+ */
+class Utf8mb4Test extends SystemTestCase
+{
+    /** @var Utf8mb4 */
+    public static $fixture = null; // initialized below class definition
+
+    public function testApi()
+    {
+        $this->runApiTests(['Live.getLastVisitsDetails'], [
+            'idSite'            => self::$fixture->idSite,
+            'date'              => '2010-01-04',
+            'period'            => 'year'
+        ]);
+    }
+
+
+    public static function getOutputPrefix()
+    {
+        return 'Utf8mb4';
+    }
+}
+
+Utf8mb4Test::$fixture = new Utf8mb4();
\ No newline at end of file