--- a/spec/util_stanza_spec.lua	Sat Nov 16 16:45:33 2019 +0100
+++ b/spec/util_stanza_spec.lua	Sat Nov 16 16:52:31 2019 +0100
@@ -95,19 +95,30 @@
 
 	describe("#iq()", function()
 		it("should create an iq stanza", function()
-			local i = st.iq({ id = "foo" });
+			local i = st.iq({ type = "get", id = "foo" });
 			assert.are.equal("iq", i.name);
 			assert.are.equal("foo", i.attr.id);
+			assert.are.equal("get", i.attr.type);
 		end);
 
+		it("should reject stanzas with no attributes", function ()
+			assert.has.error_match(function ()
+				st.iq();
+			end, "attributes");
+		end);
+
+
 		it("should reject stanzas with no id", function ()
 			assert.has.error_match(function ()
-				st.iq();
+				st.iq({ type = "get" });
 			end, "id attribute");
+		end);
 
+		it("should reject stanzas with no type", function ()
 			assert.has.error_match(function ()
-				st.iq({ foo = "bar" });
-			end, "id attribute");
+				st.iq({ id = "foo" });
+			end, "type attribute");
+
 		end);
 	end);
 
@@ -370,4 +381,35 @@
 			end);
 		end);
 	end);
+
+	describe("top_tag", function ()
+		local xml_parse = require "util.xml".parse;
+		it("works", function ()
+			local s = st.message({type="chat"}, "Hello");
+			local top_tag = s:top_tag();
+			assert.is_string(top_tag);
+			assert.not_equal("/>", top_tag:sub(-2, -1));
+			assert.equal(">", top_tag:sub(-1, -1));
+			local s2 = xml_parse(top_tag.."</message>");
+			assert(st.is_stanza(s2));
+			assert.equal("message", s2.name);
+			assert.equal(0, #s2);
+			assert.equal(0, #s2.tags);
+			assert.equal("chat", s2.attr.type);
+		end);
+
+		it("works with namespaced attributes", function ()
+			local s = xml_parse[[<message foo:bar='true' xmlns:foo='my-awesome-ns'/>]];
+			local top_tag = s:top_tag();
+			assert.is_string(top_tag);
+			assert.not_equal("/>", top_tag:sub(-2, -1));
+			assert.equal(">", top_tag:sub(-1, -1));
+			local s2 = xml_parse(top_tag.."</message>");
+			assert(st.is_stanza(s2));
+			assert.equal("message", s2.name);
+			assert.equal(0, #s2);
+			assert.equal(0, #s2.tags);
+			assert.equal("true", s2.attr["my-awesome-ns\1bar"]);
+		end);
+	end);
 end);