From 47d4342314c018afc5e606eae851d2bf6b06fb59 Mon Sep 17 00:00:00 2001
From: Colin Jones <trptcolin@gmail.com>
Date: Thu, 4 Nov 2010 08:01:34 -0500
Subject: [PATCH] Show not= and collection equality.

---
 src/koans/equalities.clj     | 5 ++++-
 src/koans/vectors.clj        | 5 ++++-
 src/path_to_answer_sheet.clj | 6 ++++--
 3 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/src/koans/equalities.clj b/src/koans/equalities.clj
index 9285621..025bec7 100644
--- a/src/koans/equalities.clj
+++ b/src/koans/equalities.clj
@@ -15,4 +15,7 @@
   (= __ (= 2 2.0))
 
   "But a looser equality is also possible"
-  (== 2.0 2 __))
+  (== 2.0 2 __)
+
+  "When things cannot be equal, they must be different"
+  (not= nil __))
diff --git a/src/koans/vectors.clj b/src/koans/vectors.clj
index b1b97ea..dcf8337 100644
--- a/src/koans/vectors.clj
+++ b/src/koans/vectors.clj
@@ -27,4 +27,7 @@
   (= __ (nth [:peanut :butter :and :jelly] 3))
 
   "You can also slice a vector"
-  (= __ (subvec [:peanut :butter :and :jelly] 1 3)))
+  (= __ (subvec [:peanut :butter :and :jelly] 1 3))
+
+  "Equality with collections is in terms of values"
+  (___ (list 1 2 3) (vector 1 2 3)))
diff --git a/src/path_to_answer_sheet.clj b/src/path_to_answer_sheet.clj
index f8dd562..eacf250 100644
--- a/src/path_to_answer_sheet.clj
+++ b/src/path_to_answer_sheet.clj
@@ -10,7 +10,8 @@
                        5
                        4/2
                        false
-                       6/3]}
+                       6/3
+                       3]}
    "lists" {"__" ["1 2 3 4 5"
                   1
                   [2 3 4 5]
@@ -30,7 +31,8 @@
                     :peanut
                     :jelly
                     :jelly
-                    [:butter :and]]}
+                    [:butter :and]]
+              "___" ["="]}
    "sets" {"__" [3
                  #{1 2 3 4 5}
                  #{1 2 3 4 5}