diff --git a/tests/SettingsTest.php b/tests/SettingsTest.php
index 00cbb64..93c33d7 100644
--- a/tests/SettingsTest.php
+++ b/tests/SettingsTest.php
@@ -35,7 +35,7 @@ class SettingsTest extends TestCase
 	
 	public function testLoad()
 	{
-		$cfg = (new Settings())->appPath(dirname(__FILE__).'/')->load();
+		$cfg = $this->load('cfg');
 		$this->assertNotEmpty($cfg);
 		return $cfg;
 	}
@@ -48,6 +48,18 @@ class SettingsTest extends TestCase
 		$this->assertEquals('test', $cfg->mode);
 	}
 	
+	public function testTestingOverride()
+	{
+		$cfg = $this->load('cfg/testingOverride');
+		$this->assertEquals(42, $cfg->answer);
+	}
+	
+	public function testLocalOverride()
+	{
+		$cfg = $this->load('cfg/localOverride');
+		$this->assertEquals(42, $cfg->answer);
+	}
+	
 	public function testBuildFileName()
 	{
 		$path = './config/';
@@ -60,6 +72,11 @@ class SettingsTest extends TestCase
 		
 		$this->assertEquals($defaultName, $cfg->buildFileName());
 	}
+	
+	private function load(string $dir)
+	{
+		return (new Settings())->appPath(dirname(__FILE__)."/$dir/")->load();
+	}
 }
 
 /* jEdit buffer local properties {{{
diff --git a/tests/config/default.conf.php b/tests/cfg/config/default.conf.php
similarity index 100%
rename from tests/config/default.conf.php
rename to tests/cfg/config/default.conf.php
diff --git a/tests/cfg/localOverride/config/conf.php b/tests/cfg/localOverride/config/conf.php
new file mode 100644
index 0000000..20f0c6a
--- /dev/null
+++ b/tests/cfg/localOverride/config/conf.php
@@ -0,0 +1,3 @@
+<?php return [
+	'answer' => 42
+];
diff --git a/tests/cfg/localOverride/config/default.conf.php b/tests/cfg/localOverride/config/default.conf.php
new file mode 100644
index 0000000..580d8cf
--- /dev/null
+++ b/tests/cfg/localOverride/config/default.conf.php
@@ -0,0 +1,4 @@
+<?php return [
+	'mode' => 'prod',
+	'answer' => false
+];
diff --git a/tests/cfg/localOverride/config/testing.conf.php b/tests/cfg/localOverride/config/testing.conf.php
new file mode 100644
index 0000000..9a34e76
--- /dev/null
+++ b/tests/cfg/localOverride/config/testing.conf.php
@@ -0,0 +1,3 @@
+<?php return [
+	'answer' => false
+];
diff --git a/tests/cfg/testingOverride/config/conf.php b/tests/cfg/testingOverride/config/conf.php
new file mode 100644
index 0000000..ded4c06
--- /dev/null
+++ b/tests/cfg/testingOverride/config/conf.php
@@ -0,0 +1,3 @@
+<?php return [
+	'mode' => 'test'
+];
diff --git a/tests/cfg/testingOverride/config/default.conf.php b/tests/cfg/testingOverride/config/default.conf.php
new file mode 100644
index 0000000..580d8cf
--- /dev/null
+++ b/tests/cfg/testingOverride/config/default.conf.php
@@ -0,0 +1,4 @@
+<?php return [
+	'mode' => 'prod',
+	'answer' => false
+];
diff --git a/tests/cfg/testingOverride/config/testing.conf.php b/tests/cfg/testingOverride/config/testing.conf.php
new file mode 100644
index 0000000..20f0c6a
--- /dev/null
+++ b/tests/cfg/testingOverride/config/testing.conf.php
@@ -0,0 +1,3 @@
+<?php return [
+	'answer' => 42
+];