From aaf9a45ca9ce5ceb67b7d4ae0dff350389b72c69 Mon Sep 17 00:00:00 2001
From: David Heinemeier Hansson <david@loudthinking.com>
Date: Fri, 10 Dec 2004 16:02:11 +0000
Subject: Added Base.validate_uniqueness thatv alidates whether the value of
 the specified attributes are unique across the system. Useful for making sure
 that only one user can be named "davidhh".

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@108 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
---
 activerecord/test/finder_test.rb      | 10 ++++++++++
 activerecord/test/validations_test.rb | 18 ++++++++++++++++++
 2 files changed, 28 insertions(+)

(limited to 'activerecord/test')

diff --git a/activerecord/test/finder_test.rb b/activerecord/test/finder_test.rb
index ff0ab56909..ca78fbe651 100755
--- a/activerecord/test/finder_test.rb
+++ b/activerecord/test/finder_test.rb
@@ -95,6 +95,16 @@ class FinderTest < Test::Unit::TestCase
 	   Company.find_first(["id=?", 2, 3, 4])
     }
   end
+  
+  def test_bind_variables_with_quotes
+    Company.create("name" => "37signals' go'es agains")
+    assert Company.find_first(["name = ?", "37signals' go'es agains"])
+  end
+
+  def test_named_bind_variables_with_quotes
+    Company.create("name" => "37signals' go'es agains")
+    assert Company.find_first(["name = :name", {:name => "37signals' go'es agains"}])
+  end
 
   def test_named_bind_variables
     assert_kind_of Firm, Company.find_first(["name = :name", { :name => "37signals" }])
diff --git a/activerecord/test/validations_test.rb b/activerecord/test/validations_test.rb
index 2d6c795d92..1abdfa062d 100755
--- a/activerecord/test/validations_test.rb
+++ b/activerecord/test/validations_test.rb
@@ -172,4 +172,22 @@ class ValidationsTest < Test::Unit::TestCase
     
     assert t.save
   end
+  
+  def test_validate_uniqueness
+    Topic.validate_uniqueness(:title)
+    
+    t = Topic.new("title" => "I'm unique!")
+    assert t.save, "Should save t as unique"
+
+    t.content = "Remaining unique"
+    assert t.save, "Should still save t as unique"
+
+    t2 = Topic.new("title" => "I'm unique!")
+    assert !t2.valid?, "Shouldn't be valid"
+    assert !t2.save, "Shouldn't save t2 as unique"
+    assert_equal "has already been taken", t2.errors.on(:title)
+    
+    t2.title = "Now Im really also unique"
+    assert t2.save, "Should now save t2 as unique"
+  end
 end
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