diff --git a/tests/lib_tests.rs b/tests/lib_tests.rs
new file mode 100644
index 0000000..31c9bac
--- /dev/null
+++ b/tests/lib_tests.rs
@@ -0,0 +1,33 @@
+#![cfg(test)]
+
+use rust_tutorial::*;
+
+#[test]
+fn integration_test_a() {
+    assert_eq!("a", "a");
+}
+
+#[test]
+fn integration_test_b() {
+    assert_eq!("b", "b");
+}
+
+#[test]
+fn integration_test_c() {
+    let c = true;
+    assert!(c);
+}
+
+#[test]
+fn integration_test_d() {
+    assert_ne!(0, 1);
+}
+
+#[test]
+fn integration_test_e() {
+    let p = Person {
+        age: 30,
+        name: "Mary".to_string(),
+    };
+    assert_eq!(p.age, 30);
+}