diff --git a/src/token/bearer.rs b/src/token/bearer.rs
index 2d8485c..a001589 100644
--- a/src/token/bearer.rs
+++ b/src/token/bearer.rs
@@ -7,7 +7,7 @@ use client::response::{FromResponse, ParseError, JsonHelper};
 /// The bearer token type.
 ///
 /// See [RFC 6750](http://tools.ietf.org/html/rfc6750).
-#[derive(Debug)]
+#[derive(Debug, PartialEq, Eq)]
 pub struct Bearer<L: Lifetime> {
     access_token: String,
     scope: Option<String>,
@@ -57,3 +57,110 @@ impl<L: Lifetime> FromResponse for Bearer<L> {
         Bearer::from_response_and_lifetime(json, lifetime)
     }
 }
+
+#[cfg(test)]
+mod tests {
+    use chrono::{UTC, Duration};
+    use rustc_serialize::json::Json;
+
+    use client::response::{FromResponse, ParseError};
+    use token::{Static, Expiring};
+    use super::Bearer;
+
+    #[test]
+    fn from_response_with_invalid_token_type() {
+        let json = Json::from_str(r#"{"token_type":"MAC","access_token":"aaaaaaaa"}"#).unwrap();
+        assert_eq!(
+            ParseError::ExpectedFieldValue("token_type", "Bearer"),
+            Bearer::<Static>::from_response(&json).unwrap_err()
+        );
+    }
+
+    #[test]
+    fn from_response_capital_b() {
+        let json = Json::from_str(r#"{"token_type":"Bearer","access_token":"aaaaaaaa"}"#).unwrap();
+        assert_eq!(
+            Bearer {
+                access_token: String::from("aaaaaaaa"),
+                scope: None,
+                lifetime: Static,
+            },
+            Bearer::<Static>::from_response(&json).unwrap()
+        );
+    }
+
+    #[test]
+    fn from_response_little_b() {
+        let json = Json::from_str(r#"{"token_type":"bearer","access_token":"aaaaaaaa"}"#).unwrap();
+        assert_eq!(
+            Bearer {
+                access_token: String::from("aaaaaaaa"),
+                scope: None,
+                lifetime: Static,
+            },
+            Bearer::<Static>::from_response(&json).unwrap()
+        );
+    }
+
+    #[test]
+    fn from_response_with_scope() {
+        let json = Json::from_str(
+            r#"{"token_type":"Bearer","access_token":"aaaaaaaa","scope":"foo"}"#
+        ).unwrap();
+        assert_eq!(
+            Bearer {
+                access_token: String::from("aaaaaaaa"),
+                scope: Some(String::from("foo")),
+                lifetime: Static,
+            },
+            Bearer::<Static>::from_response(&json).unwrap()
+        );
+    }
+
+    #[test]
+    fn from_response_expiring() {
+        let json = Json::from_str(r#"
+            {
+                "token_type":"Bearer",
+                "access_token":"aaaaaaaa",
+                "expires_in":3600,
+                "refresh_token":"bbbbbbbb"
+            }
+        "#).unwrap();
+        let bearer = Bearer::<Expiring>::from_response(&json).unwrap();
+        assert_eq!("aaaaaaaa", bearer.access_token);
+        assert_eq!(None, bearer.scope);
+        let expiring = bearer.lifetime;
+        assert_eq!("bbbbbbbb", expiring.refresh_token());
+        assert!(expiring.expires() > &UTC::now());
+        assert!(expiring.expires() <= &(UTC::now() + Duration::seconds(3600)));
+    }
+
+    #[test]
+    fn from_response_inherit_expiring() {
+        let json = Json::from_str(r#"
+            {
+                "token_type":"Bearer",
+                "access_token":"aaaaaaaa",
+                "expires_in":3600,
+                "refresh_token":"bbbbbbbb"
+            }
+        "#).unwrap();
+        let prev = Bearer::<Expiring>::from_response(&json).unwrap();
+
+        let json = Json::from_str(r#"
+            {
+                "token_type":"Bearer",
+                "access_token":"cccccccc",
+                "expires_in":3600
+            }
+        "#).unwrap();
+        let bearer = Bearer::<Expiring>::from_response_inherit(&json, &prev).unwrap();
+        assert_eq!("cccccccc", bearer.access_token);
+        assert_eq!(None, bearer.scope);
+        let expiring = bearer.lifetime;
+        assert_eq!("bbbbbbbb", expiring.refresh_token());
+        assert!(expiring.expires() > &UTC::now());
+        assert!(expiring.expires() <= &(UTC::now() + Duration::seconds(3600)));
+    }
+}