box_test.rb
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require File.dirname(__FILE__) + '/../test_helper'
class BoxTest < Test::Unit::TestCase
fixtures :boxes, :blocks
def test_destroy
count = Box.count
assert Box.find(1).destroy
assert_equal count - 1, Box.count
end
def test_create
count = Box.count
b = Box.new
b.number = 2
assert b.save
assert count + 1, Box.count
end
def test_number_format
b = Box.new
b.number = "none"
assert !b.valid?
assert b.errors.invalid?(:number)
b = Box.new
b.number = 10.2
assert !b.save
b = Box.new
b.number = 10
assert b.save
end
def test_unique_number
assert Box.delete_all
assert Box.create(:number => 1)
b = Box.new(:number => 1)
assert !b.valid?
assert b.errors.invalid?(:number)
end
def test_presence_number
b = Box.new(:number => nil)
assert !b.valid?
assert b.errors.invalid?(:number)
end
end