From 60756ad4ece2298e85353ed50853f1d260e0d27a Mon Sep 17 00:00:00 2001
From: Pratik Naik <pratiknaik@gmail.com>
Date: Fri, 20 Mar 2009 15:07:49 +0000
Subject: Move relevant validation tests from Active Record to Active Model

---
 .../validations/conditional_validation_test.rb     | 140 +++++++++++++++++++++
 1 file changed, 140 insertions(+)
 create mode 100644 activemodel/test/cases/validations/conditional_validation_test.rb

(limited to 'activemodel/test/cases/validations/conditional_validation_test.rb')

diff --git a/activemodel/test/cases/validations/conditional_validation_test.rb b/activemodel/test/cases/validations/conditional_validation_test.rb
new file mode 100644
index 0000000000..d4cb3555f3
--- /dev/null
+++ b/activemodel/test/cases/validations/conditional_validation_test.rb
@@ -0,0 +1,140 @@
+# encoding: utf-8
+require 'cases/helper'
+require 'cases/test_database'
+
+require 'models/topic'
+
+class ConditionalValidationTest < ActiveModel::TestCase
+ include ActiveModel::TestDatabase
+ include ActiveModel::ValidationsRepairHelper
+
+ repair_validations(Topic)
+  
+  def test_if_validation_using_method_true
+    # When the method returns true
+    Topic.validates_length_of( :title, :maximum=>5, :too_long=>"hoo {{count}}", :if => :condition_is_true )
+    t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
+    assert !t.valid?
+    assert t.errors[:title].any?
+    assert_equal ["hoo 5"], t.errors["title"]
+  end
+
+  def test_unless_validation_using_method_true
+    # When the method returns true
+    Topic.validates_length_of( :title, :maximum=>5, :too_long=>"hoo {{count}}", :unless => :condition_is_true )
+    t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
+    assert t.valid?
+    assert !t.errors[:title].any?
+  end
+
+  def test_if_validation_using_method_false
+    # When the method returns false
+    Topic.validates_length_of( :title, :maximum=>5, :too_long=>"hoo {{count}}", :if => :condition_is_true_but_its_not )
+    t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
+    assert t.valid?
+    assert t.errors[:title].empty?
+  end
+
+  def test_unless_validation_using_method_false
+    # When the method returns false
+    Topic.validates_length_of( :title, :maximum=>5, :too_long=>"hoo {{count}}", :unless => :condition_is_true_but_its_not )
+    t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
+    assert !t.valid?
+    assert t.errors[:title].any?
+    assert_equal ["hoo 5"], t.errors["title"]
+  end
+
+  def test_if_validation_using_string_true
+    # When the evaluated string returns true
+    Topic.validates_length_of( :title, :maximum=>5, :too_long=>"hoo {{count}}", :if => "a = 1; a == 1" )
+    t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
+    assert !t.valid?
+    assert t.errors[:title].any?
+    assert_equal ["hoo 5"], t.errors["title"]
+  end
+
+  def test_unless_validation_using_string_true
+    # When the evaluated string returns true
+    Topic.validates_length_of( :title, :maximum=>5, :too_long=>"hoo {{count}}", :unless => "a = 1; a == 1" )
+    t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
+    assert t.valid?
+    assert t.errors[:title].empty?
+  end
+
+  def test_if_validation_using_string_false
+    # When the evaluated string returns false
+    Topic.validates_length_of( :title, :maximum=>5, :too_long=>"hoo {{count}}", :if => "false")
+    t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
+    assert t.valid?
+    assert t.errors[:title].empty?
+  end
+
+  def test_unless_validation_using_string_false
+    # When the evaluated string returns false
+    Topic.validates_length_of( :title, :maximum=>5, :too_long=>"hoo {{count}}", :unless => "false")
+    t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
+    assert !t.valid?
+    assert t.errors[:title].any?
+    assert_equal ["hoo 5"], t.errors["title"]
+  end
+
+  def test_if_validation_using_block_true
+    # When the block returns true
+    Topic.validates_length_of( :title, :maximum=>5, :too_long=>"hoo {{count}}",
+      :if => Proc.new { |r| r.content.size > 4 } )
+    t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
+    assert !t.valid?
+    assert t.errors[:title].any?
+    assert_equal ["hoo 5"], t.errors["title"]
+  end
+
+  def test_unless_validation_using_block_true
+    # When the block returns true
+    Topic.validates_length_of( :title, :maximum=>5, :too_long=>"hoo {{count}}",
+      :unless => Proc.new { |r| r.content.size > 4 } )
+    t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
+    assert t.valid?
+    assert t.errors[:title].empty?
+  end
+
+  def test_if_validation_using_block_false
+    # When the block returns false
+    Topic.validates_length_of( :title, :maximum=>5, :too_long=>"hoo {{count}}",
+      :if => Proc.new { |r| r.title != "uhohuhoh"} )
+    t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
+    assert t.valid?
+    assert t.errors[:title].empty?
+  end
+
+  def test_unless_validation_using_block_false
+    # When the block returns false
+    Topic.validates_length_of( :title, :maximum=>5, :too_long=>"hoo {{count}}",
+      :unless => Proc.new { |r| r.title != "uhohuhoh"} )
+    t = Topic.create("title" => "uhohuhoh", "content" => "whatever")
+    assert !t.valid?
+    assert t.errors[:title].any?
+    assert_equal ["hoo 5"], t.errors["title"]
+  end
+
+  # previous implementation of validates_presence_of eval'd the
+  # string with the wrong binding, this regression test is to
+  # ensure that it works correctly
+  def test_validation_with_if_as_string
+    Topic.validates_presence_of(:title)
+    Topic.validates_presence_of(:author_name, :if => "title.to_s.match('important')")
+
+    t = Topic.new
+    assert !t.valid?, "A topic without a title should not be valid"
+    assert !t.errors.invalid?("author_name"), "A topic without an 'important' title should not require an author"
+
+    t.title = "Just a title"
+    assert t.valid?, "A topic with a basic title should be valid"
+
+    t.title = "A very important title"
+    assert !t.valid?, "A topic with an important title, but without an author, should not be valid"
+    assert t.errors.invalid?("author_name"), "A topic with an 'important' title should require an author"
+
+    t.author_name = "Hubert J. Farnsworth"
+    assert t.valid?, "A topic with an important title and author should be valid"
+  end
+end
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