https://github.com/tgstation/tgstation/pull/64417 (#11309)

code/modules/unit_tests/_unit_tests.dm

@@ -46,6 +46,7 @@
 #include "achievements.dm"
 #include "anchored_mobs.dm"
 #include "anonymous_themes.dm"
+#include "autowiki.dm"
 #include "bespoke_id.dm"
 #include "binary_insert.dm"
 #include "bloody_footprints.dm"

code/modules/unit_tests/autowiki.dm

@@ -0,0 +1,35 @@
+/// Tests that all autowikis generate something without runtiming
+/datum/unit_test/autowiki
+
+/datum/unit_test/autowiki/Run()
+	TEST_ASSERT(istext(generate_autowiki_output()), "generate_autowiki_output() did not finish successfully!")
+
+/// Test that `include_template` produces reasonable results
+/datum/unit_test/autowiki_include_template
+
+/datum/unit_test/autowiki_include_template/Run()
+	var/datum/autowiki/autowiki_api = new
+
+	TEST_ASSERT_EQUAL( \
+		autowiki_api.include_template("Template"), \
+		"{{Template}}", \
+		"Basic template did not format correctly" \
+	)
+
+	TEST_ASSERT_EQUAL( \
+		autowiki_api.include_template("Template", list("name" = "Mothblocks")), \
+		"{{Template|name=Mothblocks}}", \
+		"Template with basic arguments did not format correctly" \
+	)
+
+	TEST_ASSERT_EQUAL( \
+		autowiki_api.include_template("Template", list("name" = autowiki_api.escape_value("P|peline"))), \
+		"{{Template|name=P{{!}}peline}}", \
+		"Template with escaped arguments did not format correctly" \
+	)
+
+	TEST_ASSERT_EQUAL( \
+		autowiki_api.include_template("Template", list("food" = list("fruit", "candy"))), \
+		"{{Template|food1=fruit|food2=candy}}", \
+		"Template with array arguments did not format correctly" \
+	)