old_contents: #!/usr/bin/python2.4
  #
  # Copyright 2008 Google Inc.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #      http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  """Tests for line_chart.py."""
  
  import warnings
  
  from graphy import common
  from graphy import line_chart
  from graphy import graphy_test
  
  
  # TODO: All the different charts are expect to support a similar API (like
  # having a display object, having a list of data series, axes, etc.).  Add some
  # tests that run against all the charts to make sure they conform to the API.
  
  class LineChartTest(graphy_test.GraphyTest):
  
    # TODO: remove once the deprecation warning is removed
    def testAddLineArgumentOrder(self):
      x = common.Marker(common.Marker.x, '0000ff', 5)
  
      # Deprecated approach
      chart = line_chart.LineChart()
      warnings.filterwarnings("error")
      self.assertRaises(DeprecationWarning, chart.AddLine, [1, 2, 3], 
        'label', [x], 'color')
  
      # New order
      chart = line_chart.LineChart()
      chart.AddLine([1, 2, 3], 'label', 'color', markers=[x])
      self.assertEqual('label', chart.data[0].label)
      self.assertEqual([x], chart.data[0].markers)
      self.assertEqual('color', chart.data[0].color)
  
  class LineStyleTest(graphy_test.GraphyTest):
  
    def testPresets(self):
      """Test selected traits from the preset line styles."""
      self.assertEqual(0, line_chart.LineStyle.solid.off)
      self.assert_(line_chart.LineStyle.dashed.off > 0)
      self.assert_(line_chart.LineStyle.solid.width <
                   line_chart.LineStyle.thick_solid.width)
  
  
  if __name__ == '__main__':
    graphy_test.main()
  
new_contents: #!/usr/bin/python2.4
  #
  # Copyright 2008 Google Inc.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #      http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  """Tests for line_chart.py."""
  
  import warnings
  
  from graphy import common
  from graphy import line_chart
  from graphy import graphy_test
  
  
  # TODO: All the different charts are expected to support a similar API (like
  # having a display object, having a list of data series, axes, etc.).  Add some
  # tests that run against all the charts to make sure they conform to the API.
  
  class LineChartTest(graphy_test.GraphyTest):
  
    # TODO: remove once the deprecation warning is removed
    def testAddLineArgumentOrder(self):
      x = common.Marker(common.Marker.x, '0000ff', 5)
  
      # Deprecated approach
      chart = line_chart.LineChart()
      warnings.filterwarnings("error")
      self.assertRaises(DeprecationWarning, chart.AddLine, [1, 2, 3], 
        'label', [x], 'color')
  
      # New order
      chart = line_chart.LineChart()
      chart.AddLine([1, 2, 3], 'label', 'color', markers=[x])
      self.assertEqual('label', chart.data[0].label)
      self.assertEqual([x], chart.data[0].markers)
      self.assertEqual('color', chart.data[0].color)
  
  class LineStyleTest(graphy_test.GraphyTest):
  
    def testPresets(self):
      """Test selected traits from the preset line styles."""
      self.assertEqual(0, line_chart.LineStyle.solid.off)
      self.assert_(line_chart.LineStyle.dashed.off > 0)
      self.assert_(line_chart.LineStyle.solid.width <
                   line_chart.LineStyle.thick_solid.width)
  
  
  if __name__ == '__main__':
    graphy_test.main()
  
subject: fix typo