1 files changed, 50 insertions, 0 deletions
diff --git a/activemodel/test/cases/lint_test.rb b/activemodel/test/cases/lint_test.rb
new file mode 100644
index 0000000000..165c353045
--- /dev/null
+++ b/activemodel/test/cases/lint_test.rb
@@ -0,0 +1,50 @@
+require "cases/helper"
+
+class TestLint < Test::Unit::TestCase
+  class CompliantObject
+    def to_model
+      self
+    end
+    
+    def valid?()      true end
+    def new_record?() true end
+    def destroyed?()  true end
+    
+    def errors
+      obj = Object.new
+      def obj.[](key)         [] end
+      def obj.full_messages() [] end
+      obj
+    end
+  end
+  
+  def assert_output(object, failures, errors, *test_names)
+    ActiveModel::Lint.test(object, 3, output = StringIO.new)
+    regex =  %r{#{failures} failures, #{errors} errors}
+    assert_match regex, output.string
+    
+    test_names.each do |test_name|
+      assert_match test_name, output.string
+    end
+  end
+  
+  def test_valid
+    assert_output(CompliantObject.new, 0, 0, /test_valid/)
+  end
+  
+  def test_new_record
+    assert_output(CompliantObject.new, 0, 0, /test_new_record?/)
+  end
+  
+  def test_destroyed
+    assert_output(CompliantObject.new, 0, 0, /test_destroyed/)
+  end
+  
+  def test_errors_aref
+    assert_output(CompliantObject.new, 0, 0, /test_errors_aref/)
+  end
+
+  def test_errors_full_messages
+    assert_output(CompliantObject.new, 0, 0, /test_errors_aref/)
+  end
+end
+\ No newline at end of file