diff --git a/src/tests/bdd.rs b/src/tests/bdd.rs
new file mode 100644
index 0000000..ed12203
--- /dev/null
+++ b/src/tests/bdd.rs
@@ -0,0 +1,11 @@
+// SPDX-FileCopyrightText: 2024 Aravinth Manivannan <realaravinth@batsense.net>
+//
+// SPDX-License-Identifier: AGPL-3.0-or-later
+
+pub const IS_CALLED_ONLY_ONCE: Option<usize> = Some(1);
+pub const IS_NEVER_CALLED: Option<usize> = None;
+pub const IS_CALLED_ONLY_TWICE: Option<usize> = Some(2);
+pub const RETURNS_RANDOM_STRING: &str = "test_random_string";
+
+pub const RETURNS_TRUE: bool = true;
+pub const RETURNS_FALSE: bool = false;
diff --git a/src/tests/mod.rs b/src/tests/mod.rs
new file mode 100644
index 0000000..e799cc5
--- /dev/null
+++ b/src/tests/mod.rs
@@ -0,0 +1,5 @@
+// SPDX-FileCopyrightText: 2024 Aravinth Manivannan <realaravinth@batsense.net>
+//
+// SPDX-License-Identifier: AGPL-3.0-or-later
+
+pub mod bdd;