Prevent unexpected nil in custom value validation.

git-svn-id: http://redmine.rubyforge.org/svn/trunk@1101 e93f8b46-1217-0410-a6f0-8f06a7374b81

test/unit/custom_value_test.rb

@@ -20,7 +20,79 @@ require File.dirname(__FILE__) + '/../test_helper'
 class CustomValueTest < Test::Unit::TestCase
   fixtures :custom_fields
 
-  def test_float_field
+  def test_string_field_validation_with_blank_value
+    f = CustomField.new(:field_format => 'string')
+    v = CustomValue.new(:custom_field => f)
+    
+    v.value = nil
+    assert v.valid?
+    v.value = ''
+    assert v.valid?
+
+    f.is_required = true
+    v.value = nil
+    assert !v.valid?
+    v.value = ''
+    assert !v.valid?
+  end
+  
+  def test_string_field_validation_with_min_and_max_lengths
+    f = CustomField.new(:field_format => 'string', :min_length => 2, :max_length => 5)
+    v = CustomValue.new(:custom_field => f, :value => '')
+    assert v.valid?
+    v.value = 'a'
+    assert !v.valid?
+    v.value = 'a' * 2
+    assert v.valid?
+    v.value = 'a' * 6
+    assert !v.valid?
+  end
+  
+  def test_string_field_validation_with_regexp
+    f = CustomField.new(:field_format => 'string', :regexp => '^[A-Z0-9]*$')
+    v = CustomValue.new(:custom_field => f, :value => '')
+    assert v.valid?
+    v.value = 'abc'
+    assert !v.valid?
+    v.value = 'ABC'
+    assert v.valid?
+  end
+
+  def test_date_field_validation
+    f = CustomField.new(:field_format => 'date')
+    v = CustomValue.new(:custom_field => f, :value => '')
+    assert v.valid?
+    v.value = 'abc'
+    assert !v.valid?
+    v.value = '1975-07-14'
+    assert v.valid?
+  end
+
+  def test_list_field_validation
+    f = CustomField.new(:field_format => 'list', :possible_values => ['value1', 'value2'])
+    v = CustomValue.new(:custom_field => f, :value => '')
+    assert v.valid?
+    v.value = 'abc'
+    assert !v.valid?
+    v.value = 'value2'
+    assert v.valid?
+  end
+
+  def test_int_field_validation
+    f = CustomField.new(:field_format => 'int')
+    v = CustomValue.new(:custom_field => f, :value => '')
+    assert v.valid?
+    v.value = 'abc'
+    assert !v.valid?
+    v.value = '123'
+    assert v.valid?
+    v.value = '+123'
+    assert v.valid?
+    v.value = '-123'
+    assert v.valid?
+  end
+  
+  def test_float_field_validation
     v = CustomValue.new(:customized => User.find(:first), :custom_field => UserCustomField.find_by_name('Money'))
     v.value = '11.2'
     assert v.save