diff --git a/justfile b/justfile
index de19b92..8d296ab 100644
--- a/justfile
+++ b/justfile
@@ -9,4 +9,10 @@ manual:
 
 gallery:
   for f in "{{gallery_dir}}"/*.typ; do typst c --root . "$f" "${f%typ}pdf"; done
-  for f in "{{gallery_dir}}"/readme/*.typ; do typst c --root . "$f" "${f%typ}png"; done
\ No newline at end of file
+  for f in "{{gallery_dir}}"/readme/*.typ; do typst c --root . "$f" "${f%typ}png"; done
+
+test *filter:
+  tt run {{filter}}
+
+update-test *filter:
+  tt update {{filter}}
\ No newline at end of file
diff --git a/tests/empty/.gitignore b/tests/empty/.gitignore
new file mode 100644
index 0000000..40223be
--- /dev/null
+++ b/tests/empty/.gitignore
@@ -0,0 +1,4 @@
+# generated by tytanic, do not edit
+
+diff/**
+out/**
diff --git a/tests/empty/ref/1.png b/tests/empty/ref/1.png
new file mode 100644
index 0000000..7971661
Binary files /dev/null and b/tests/empty/ref/1.png differ
diff --git a/tests/empty/test.typ b/tests/empty/test.typ
new file mode 100644
index 0000000..80e1d7a
--- /dev/null
+++ b/tests/empty/test.typ
@@ -0,0 +1,6 @@
+#set page(width: auto, height: auto)
+#import "/src/lib.typ": *
+
+#diagram({})
+
+#diagram(())