diff --git a/tests/toder_sequence_lifetime.rs b/tests/toder_sequence_lifetime.rs
new file mode 100644
index 0000000..0e91a54
--- /dev/null
+++ b/tests/toder_sequence_lifetime.rs
@@ -0,0 +1,30 @@
+use asn1_rs::*;
+use hex_literal::hex;
+
+#[derive(Debug, PartialEq, DerSequence, ToDerSequence)]
+#[debug_derive]
+pub struct T1<'a> {
+    a: u32,
+    b: u16,
+    c: u16,
+    d: &'a str,
+}
+
+#[test]
+fn toder_sequence_lifetime() {
+    let input = &hex!("300f0201 01020102 020103 0c0461626364");
+    let (rem, t1) = T1::from_der(input).expect("parsing failed");
+    assert!(rem.is_empty());
+    assert_eq!(
+        t1,
+        T1 {
+            a: 1,
+            b: 2,
+            c: 3,
+            d: "abcd"
+        }
+    );
+    // serialize back data
+    let output = t1.to_der_vec().expect("serialization failed");
+    assert_eq!(&input[..], output);
+}
diff --git a/tests/toder_sequence_simple.rs b/tests/toder_sequence_simple.rs
new file mode 100644
index 0000000..ad25850
--- /dev/null
+++ b/tests/toder_sequence_simple.rs
@@ -0,0 +1,21 @@
+use asn1_rs::*;
+use hex_literal::hex;
+
+#[derive(Debug, PartialEq, DerSequence, ToDerSequence)]
+#[debug_derive]
+pub struct T1 {
+    a: u32,
+    b: u16,
+    c: u16,
+}
+
+#[test]
+fn toder_sequence() {
+    let input = &hex!("30090201 01020102 020103");
+    let (rem, t1) = T1::from_der(input).expect("parsing failed");
+    assert!(rem.is_empty());
+    assert_eq!(t1, T1 { a: 1, b: 2, c: 3 });
+    // serialize back data
+    let output = t1.to_der_vec().expect("serialization failed");
+    assert_eq!(&input[..], output);
+}