diff --git a/crates/db_schema/src/impls/federation_allowlist.rs b/crates/db_schema/src/impls/federation_allowlist.rs
index b448ba24e..1e2139df1 100644
--- a/crates/db_schema/src/impls/federation_allowlist.rs
+++ b/crates/db_schema/src/impls/federation_allowlist.rs
@@ -46,3 +46,61 @@ impl AdminAllowInstance {
     Ok(())
   }
 }
+
+#[cfg(test)]
+mod tests {
+
+  use super::*;
+  use crate::{
+    source::{
+      instance::Instance,
+      person::{Person, PersonInsertForm},
+    },
+    traits::Crud,
+    utils::build_db_pool_for_tests,
+  };
+  use pretty_assertions::assert_eq;
+  use serial_test::serial;
+
+  #[tokio::test]
+  #[serial]
+  async fn test_allowlist_insert_and_clear() -> Result<(), Error> {
+    let pool = &build_db_pool_for_tests();
+    let pool = &mut pool.into();
+    let instances = vec![
+      Instance::read_or_create(pool, "tld1.xyz".to_string()).await?,
+      Instance::read_or_create(pool, "tld2.xyz".to_string()).await?,
+      Instance::read_or_create(pool, "tld3.xyz".to_string()).await?,
+    ];
+    let new_person_3 = PersonInsertForm::test_form(instances[0].id, "xyz");
+    let person = Person::create(pool, &new_person_3).await?;
+    let forms: Vec<_> = instances
+      .iter()
+      .map(|i| AdminAllowInstanceForm {
+        instance_id: i.id,
+        admin_person_id: person.id,
+        reason: None,
+      })
+      .collect();
+
+    for f in &forms {
+      AdminAllowInstance::allow(pool, &f).await?;
+    }
+
+    let allows = Instance::allowlist(pool).await?;
+
+    assert_eq!(3, allows.len());
+    assert_eq!(instances, allows);
+
+    // Now test clearing them
+    for f in forms {
+      AdminAllowInstance::unallow(pool, f.instance_id).await?;
+    }
+    let allows = Instance::allowlist(pool).await?;
+    assert_eq!(0, allows.len());
+
+    Instance::delete_all(pool).await?;
+
+    Ok(())
+  }
+}