--- a/spec/util_dbuffer_spec.lua	Mon Aug 24 16:18:13 2020 +0100
+++ b/spec/util_dbuffer_spec.lua	Mon Aug 24 17:28:48 2020 +0200
@@ -69,10 +69,9 @@
 
 		it("works after discard", function ()
 			local b = dbuffer.new(256);
-			assert.truthy(b:write("foo"));
-			assert.truthy(b:write("bar"));
+			assert.truthy(b:write("foobar"));
 			assert.equals("foobar", b:sub(1, 6));
-			assert.truthy(b:discard(3)) -- until the space
+			assert.truthy(b:discard(3)); -- consume "foo"
 			assert.equals("bar", b:sub(1, 3));
 		end);