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# encoding: utf-8
require 'cases/helper'
require 'models/topic'
class ConditionalValidationTest < ActiveModel::TestCase
def teardown
Topic.reset_callbacks(:validate)
end
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.new("title" => "uhohuhoh", "content" => "whatever")
assert t.invalid?
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.new("title" => "uhohuhoh", "content" => "whatever")
assert t.valid?
assert t.errors[:title].empty?
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.new("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.new("title" => "uhohuhoh", "content" => "whatever")
assert t.invalid?
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.new("title" => "uhohuhoh", "content" => "whatever")
assert t.invalid?
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.new("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.new("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.new("title" => "uhohuhoh", "content" => "whatever")
assert t.invalid?
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.new("title" => "uhohuhoh", "content" => "whatever")
assert t.invalid?
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.new("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.new("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.new("title" => "uhohuhoh", "content" => "whatever")
assert t.invalid?
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.invalid?, "A topic without a title should not be valid"
assert t.errors[:author_name].empty?, "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.invalid?, "A topic with an important title, but without an author, should not be valid"
assert t.errors[:author_name].any?, "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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