diff --git a/src/test.rs b/src/test.rs
index f757d2b7..7961361c 100644
--- a/src/test.rs
+++ b/src/test.rs
@@ -314,16 +314,16 @@ fn test_lazy_query() {
 fn test_param_types() {
     let conn = PostgresConnection::connect("postgres://postgres@localhost", &NoSsl);
     let stmt = conn.prepare("SELECT $1::INT, $2::VARCHAR");
-    assert_eq!(stmt.param_types(), [PgInt4, PgVarchar]);
+    assert_eq!(stmt.param_types(), &[PgInt4, PgVarchar]);
 }
 
 #[test]
 fn test_result_descriptions() {
     let conn = PostgresConnection::connect("postgres://postgres@localhost", &NoSsl);
     let stmt = conn.prepare("SELECT 1::INT as a, 'hi'::VARCHAR as b");
-    assert_eq!(stmt.result_descriptions(),
-               [ResultDescription { name: ~"a", ty: PgInt4},
-                ResultDescription { name: ~"b", ty: PgVarchar}]);
+    assert!(stmt.result_descriptions() ==
+            [ResultDescription { name: ~"a", ty: PgInt4},
+             ResultDescription { name: ~"b", ty: PgVarchar}]);
 }
 
 #[test]
@@ -344,11 +344,11 @@ fn test_type<T: Eq+FromSql+ToSql, S: Str>(sql_type: &str, checks: &[(T, S)]) {
     for &(ref val, ref repr) in checks.iter() {
         let stmt = conn.prepare(format!("SELECT {:s}::{}", *repr, sql_type));
         let result = stmt.query([]).next().unwrap()[1];
-        assert_eq!(val, &result);
+        assert!(val == &result);
 
         let stmt = conn.prepare("SELECT $1::" + sql_type);
         let result = stmt.query([val as &ToSql]).next().unwrap()[1];
-        assert_eq!(val, &result);
+        assert!(val == &result);
     }
 }
 
diff --git a/src/types/array.rs b/src/types/array.rs
index 3c24bb0e..51fbd2ea 100644
--- a/src/types/array.rs
+++ b/src/types/array.rs
@@ -4,7 +4,7 @@ use std::cast;
 use std::vec;
 
 /// Information about a dimension of an array
-#[deriving(Eq, Clone)]
+#[deriving(Eq, Clone, Show)]
 pub struct DimensionInfo {
     /// The size of the dimension
     len: uint,
@@ -253,8 +253,8 @@ mod tests {
     #[test]
     fn test_from_vec() {
         let a = ArrayBase::from_vec(~[0, 1, 2], -1);
-        assert_eq!([DimensionInfo { len: 3, lower_bound: -1 }],
-                   a.dimension_info());
+        assert!([DimensionInfo { len: 3, lower_bound: -1 }] ==
+                a.dimension_info());
         assert_eq!(&0, a.get(-1));
         assert_eq!(&1, a.get(0));
         assert_eq!(&2, a.get(1));
diff --git a/src/types/range.rs b/src/types/range.rs
index b7c86327..35f430d5 100644
--- a/src/types/range.rs
+++ b/src/types/range.rs
@@ -4,6 +4,7 @@
 extern crate extra;
 
 use std::cmp;
+use std::fmt;
 use std::i32;
 use std::i64;
 use time::Timespec;
@@ -179,6 +180,26 @@ pub struct RangeBound<S, T> {
     type_: BoundType
 }
 
+impl<S: BoundSided, T: fmt::Show> fmt::Show for RangeBound<S, T> {
+    fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
+        let chars = match self.type_ {
+            Inclusive => ['[', ']'],
+            Exclusive => ['(', ')'],
+        };
+
+        match BoundSided::side(None::<S>) {
+            Lower => {
+                try!(formatter.buf.write_char(chars[0]));
+                self.value.fmt(formatter)
+            }
+            Upper => {
+                try!(self.value.fmt(formatter));
+                formatter.buf.write_char(chars[1])
+            }
+        }
+    }
+}
+
 impl<S: BoundSided, T: Ord> Ord for RangeBound<S, T> {
     fn lt(&self, other: &RangeBound<S, T>) -> bool {
         match (BoundSided::side(None::<S>), self.type_, other.type_) {
@@ -227,6 +248,25 @@ pub enum Range<T> {
                 Option<RangeBound<UpperBound, T>>)
 }
 
+impl<T: fmt::Show> fmt::Show for Range<T> {
+    fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
+        match *self {
+            Empty => formatter.buf.write_str("empty"),
+            Normal(ref lower, ref upper) => {
+                match *lower {
+                    Some(ref bound) => try!(bound.fmt(formatter)),
+                    None => try!(formatter.buf.write_char('(')),
+                }
+                try!(formatter.buf.write_char(','));
+                match *upper {
+                    Some(ref bound) => bound.fmt(formatter),
+                    None => formatter.buf.write_char(')'),
+                }
+            }
+        }
+    }
+}
+
 impl<T: Ord+Normalizable> Range<T> {
     /// Creates a new range.
     ///