diff --git a/test/library/structures.lua b/test/library/structures.lua
index 241000a69..5c9f41561 100644
--- a/test/library/structures.lua
+++ b/test/library/structures.lua
@@ -18,7 +18,7 @@ function test.overlappingGlobals()
         local prev = globals[i - 1]
         local cur = globals[i]
 
-        expect.true_(prev.last < cur.first, "global variable " .. prev.name .. " overlaps global variable " .. cur.name)
+        expect.lt(prev.last, cur.first, "global variable " .. prev.name .. " overlaps global variable " .. cur.name)
     end
 end
 
diff --git a/test/main.lua b/test/main.lua
index 53e71701a..6dfed1d92 100644
--- a/test/main.lua
+++ b/test/main.lua
@@ -27,6 +27,18 @@ end
 function expect.ne(a, b, comment)
     return a ~= b, comment, ('%s == %s'):format(a, b)
 end
+function expect.lt(a, b, comment)
+    return a < b, comment, ('%s >= %s'):format(a, b)
+end
+function expect.le(a, b, comment)
+    return a <= b, comment, ('%s > %s'):format(a, b)
+end
+function expect.gt(a, b, comment)
+    return a > b, comment, ('%s <= %s'):format(a, b)
+end
+function expect.ge(a, b, comment)
+    return a >= b, comment, ('%s < %s'):format(a, b)
+end
 function expect.table_eq(a, b, comment)
     local checked = {}
     for k, v in pairs(a) do