diff --git a/tests/test-maximize.lua b/tests/test-maximize.lua
index 0e9f2eed..8d5aa711 100644
--- a/tests/test-maximize.lua
+++ b/tests/test-maximize.lua
@@ -5,6 +5,11 @@ local awful = require("awful")
 local test_client = require("_client")
 local lgi = require("lgi")
 
+local function geo_to_str(g)
+    return "pos=" .. g.x .. "," .. g.y ..
+        ";size=" .. g.width .. "x" .. g.height
+end
+
 local original_geo = nil
 
 local steps = {
@@ -68,9 +73,8 @@ local steps = {
 
         local new_geo = c:geometry()
 
-        for k,v in pairs(original_geo) do
-            assert(new_geo[k] == v)
-        end
+        assert(geo_to_str(original_geo) == geo_to_str(new_geo),
+            geo_to_str(original_geo) .. " == " .. geo_to_str(new_geo))
 
         c.fullscreen = true
 
@@ -99,9 +103,8 @@ local steps = {
 
         local new_geo = c:geometry()
 
-        for k,v in pairs(original_geo) do
-            assert(new_geo[k] == v)
-        end
+        assert(geo_to_str(original_geo) == geo_to_str(new_geo),
+            geo_to_str(original_geo) .. " == " .. geo_to_str(new_geo))
 
         c.floating  = true
 
@@ -136,9 +139,8 @@ local steps = {
 
         local new_geo = c:geometry()
 
-        for k,v in pairs(original_geo) do
-            assert(new_geo[k] == v)
-        end
+        assert(geo_to_str(original_geo) == geo_to_str(new_geo),
+            geo_to_str(original_geo) .. " == " .. geo_to_str(new_geo))
 
         return true
     end