diff --git a/tests/kded/serializerdata/corruptConfig.json b/tests/kded/serializerdata/corruptConfig.json
new file mode 100644
--- /dev/null
+++ b/tests/kded/serializerdata/corruptConfig.json
@@ -0,0 +1,35 @@
+[
+    {
+        "enabled": true,
+        "id": "OUTPUT-1",
+        "metadata": {
+            "name": "OUTPUT-1"
+        },
+        "mode": {
+            "refresh": 60.0,
+            "size": {
+                "height": 1080,
+                "width": 1920
+            }
+        },
+        "pos": {
+            "x": 0,
+            "y": 0
+        },
+        "primary": true,
+        "rotation": 1
+    },
+    {
+        "enabled": true,
+        "id": "OUTPUT-2",
+        "metadata": {
+            "name": "OUTPUT-2"
+        },
+        "mode": {
+            "refresh": 60,
+            "size": {
+                "height": 1024,
+                "width": 1280
+            }
+        },
+        "po
\ No newline at end of file
diff --git a/tests/kded/serializerdata/corruptEmptyConfig.json b/tests/kded/serializerdata/corruptEmptyConfig.json
new file mode 100644
--- /dev/null
+++ b/tests/kded/serializerdata/corruptEmptyConfig.json
@@ -0,0 +1,2 @@
+[
+]
diff --git a/tests/kded/serializerdata/corruptUselessConfig.json b/tests/kded/serializerdata/corruptUselessConfig.json
new file mode 100644
--- /dev/null
+++ b/tests/kded/serializerdata/corruptUselessConfig.json
@@ -0,0 +1,31 @@
+[
+    {
+        "enabled": true,
+        "pos": {
+            "x": 0,
+            "y": 0
+        },
+        "primary": true,
+        "rotation": 1
+    },
+    {
+        "enabled": true,
+        "id": "OUTPUT-2",
+        "metadata": {
+            "name": "OUTPUT-2"
+        },
+        "mode": {
+            "refresh": 60,
+            "size": {
+                "height": 1024,
+                "width": 1280
+            }
+        },
+        "pos": {
+            "x": 1920,
+            "y": 0
+        },
+        "primary": false,
+        "rotation": 1
+    }
+]