diff --git a/tests/cases/Db/BaseStatement.php b/tests/cases/Db/BaseStatement.php
index cdc74a72..f62c3e88 100644
--- a/tests/cases/Db/BaseStatement.php
+++ b/tests/cases/Db/BaseStatement.php
@@ -68,7 +68,7 @@ abstract class BaseStatement extends \JKingWeb\Arsse\Test\AbstractTest {
     /** @dataProvider provideBinaryBindings */
     public function testHandleBinaryData($value, string $type, string $exp) {
         if (in_array(static::$implementation, ["PostgreSQL", "PDO PostgreSQL"])) {
-            $this->markTestSkipped("Correct handling of binary data with PostgreSQL and native MySQL is currently unknown");
+            $this->markTestIncomplete("Correct handling of binary data with PostgreSQL is not currently implemented");
         }
         if ($exp === "null") {
             $query = "SELECT (? is null) as pass";
diff --git a/tests/lib/AbstractTest.php b/tests/lib/AbstractTest.php
index 6b4de82c..b1b79f16 100644
--- a/tests/lib/AbstractTest.php
+++ b/tests/lib/AbstractTest.php
@@ -43,15 +43,19 @@ abstract class AbstractTest extends \PHPUnit\Framework\TestCase {
 
     public static function setConf(array $conf = [], bool $force = true) {
         $defaults = [
-            'dbSQLite3File' => ":memory:",
-            'dbSQLite3Timeout' => 0,
-            'dbPostgreSQLUser' => "arsse_test",
-            'dbPostgreSQLPass' => "arsse_test",
-            'dbPostgreSQLDb' => "arsse_test",
-            'dbPostgreSQLSchema' => "arsse_test",
-            'dbMySQLUser' => "arsse_test",
-            'dbMySQLPass' => "arsse_test",
-            'dbMySQLDb' => "arsse_test",
+            'dbSQLite3File'      => ":memory:",
+            'dbSQLite3Timeout'   => 0,
+            'dbPostgreSQLHost'   => $_ENV['ARSSE_TEST_PGSQL_HOST']   ?: "",
+            'dbPostgreSQLPort'   => $_ENV['ARSSE_TEST_PGSQL_PORT']   ?: 5432,
+            'dbPostgreSQLUser'   => $_ENV['ARSSE_TEST_PGSQL_USER']   ?: "arsse_test",
+            'dbPostgreSQLPass'   => $_ENV['ARSSE_TEST_PGSQL_PASS']   ?: "arsse_test",
+            'dbPostgreSQLDb'     => $_ENV['ARSSE_TEST_PGSQL_DB']     ?: "arsse_test",
+            'dbPostgreSQLSchema' => $_ENV['ARSSE_TEST_PGSQL_SCHEMA'] ?: "arsse_test",
+            'dbMySQLHost'        => $_ENV['ARSSE_TEST_MYSQL_HOST']   ?: "localhost",
+            'dbMySQLPort'        => $_ENV['ARSSE_TEST_MYSQL_PORT']   ?: 3306,
+            'dbMySQLUser'        => $_ENV['ARSSE_TEST_MYSQL_USER']   ?: "arsse_test",
+            'dbMySQLPass'        => $_ENV['ARSSE_TEST_MYSQL_PASS']   ?: "arsse_test",
+            'dbMySQLDb'          => $_ENV['ARSSE_TEST_MYSQL_DB']     ?: "arsse_test",
         ];
         Arsse::$conf = (($force ? null : Arsse::$conf) ?? (new Conf))->import($defaults)->import($conf);
     }
diff --git a/tests/phpunit.xml b/tests/phpunit.xml
index fb753f3e..5617ddb6 100644
--- a/tests/phpunit.xml
+++ b/tests/phpunit.xml
@@ -10,6 +10,20 @@
     forceCoversAnnotation="true"
 >
 
+<php>
+    <env name="ARSSE_TEST_PGSQL_HOST"   value=""/>
+    <env name="ARSSE_TEST_PGSQL_PORT"   value="5432"/>
+    <env name="ARSSE_TEST_PGSQL_USER"   value="arsse_test"/>
+    <env name="ARSSE_TEST_PGSQL_PASS"   value="arsse_test"/>
+    <env name="ARSSE_TEST_PGSQL_DB"     value="arsse_test"/>
+    <env name="ARSSE_TEST_PGSQL_SCHEMA" value="arsse_test"/>
+    <env name="ARSSE_TEST_MYSQL_HOST"   value="localhost"/>
+    <env name="ARSSE_TEST_MYSQL_PORT"   value="3306"/>
+    <env name="ARSSE_TEST_MYSQL_USER"   value="arsse_test"/>
+    <env name="ARSSE_TEST_MYSQL_PASS"   value="arsse_test"/>
+    <env name="ARSSE_TEST_MYSQL_DB"     value="arsse_test"/>
+</php>
+
 <filter>
   <whitelist processUncoveredFilesFromWhitelist="true">
     <directory suffix=".php">../lib</directory>
@@ -116,6 +130,7 @@
     </testsuite>
     <testsuite name="Import/Export">
         <file>cases/ImportExport/TestFile.php</file>
+        <file>cases/ImportExport/TestImportExport.php</file>
         <file>cases/ImportExport/TestOPML.php</file>
     </testsuite>
 </testsuites>