| # Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| """A module for manipulating trend graph with analyzer result history.""" |
| |
| import os |
| |
| import layouttest_analyzer_helpers |
| |
| DEFAULT_TREND_GRAPH_PATH = os.path.join('graph', 'graph.html') |
| |
| # The following is necesasry to decide the point to insert. |
| LINE_INSERT_POINT_FOR_NUMBERS = r'// insert 1' |
| LINE_INSERT_POINT_FOR_PASSING_RATE = r'// insert 2' |
| |
| |
| class TrendGraph(object): |
| """A class to manage trend graph which is using Google Visualization APIs. |
| |
| Google Visualization API (http://code.google.com/apis/chart/interactive/docs/ |
| gallery/annotatedtimeline.html) is used to present the historical analyzer |
| result. Currently, data is directly written to JavaScript file using file |
| in-place replacement for simplicity. |
| |
| TODO(imasaki): use GoogleSpreadsheet to store the analyzer result. |
| """ |
| |
| def __init__(self, location=DEFAULT_TREND_GRAPH_PATH): |
| """Initialize this object with the location of trend graph.""" |
| self._location = location |
| |
| def Update(self, datetime_string, data_map): |
| """Update trend graphs using |datetime_string| and |data_map|. |
| |
| There are two kinds of graphs to be updated (one is for numbers and the |
| other is for passing rates). |
| |
| Args: |
| datetime_string: a datetime string delimited by ',' |
| (e.g., '2008,1,1,13,45,00)'. For example, in the case of the year |
| 2008, this ranges from '2008,1,1,0,0,00' to '2008,12,31,23,59,99'. |
| data_map: a dictionary containing 'whole', 'skip' , 'nonskip', |
| 'passingrate' as its keys and (number, tile, text) string tuples |
| as values for graph annotation. |
| """ |
| joined_str = '' |
| # For a date format in GViz, month is shifted (e.g., '2008,2,1' means |
| # March 1, 2008). So, the input parameter |datetime_string| (before this |
| # conversion) must be shifted in order to show the date properly on GViz. |
| # After the below conversion, for example, in the case of the year 2008, |
| # |datetime_string| ranges from '2008,0,1,0,0,00' to '2008,11,31,23,59,99'. |
| str_list = datetime_string.split(',') |
| str_list[1] = str(int(str_list[1])-1) # Month |
| datetime_string = ','.join(str_list) |
| for key in ['whole', 'skip', 'nonskip']: |
| joined_str += str(len(data_map[key][0])) + ',' |
| joined_str += ','.join(data_map[key][1:]) + ',' |
| new_line_for_numbers = ' [new Date(%s),%s],\n' % (datetime_string, |
| joined_str) |
| new_line_for_numbers += ' %s\n' % ( |
| LINE_INSERT_POINT_FOR_NUMBERS) |
| layouttest_analyzer_helpers.ReplaceLineInFile( |
| self._location, LINE_INSERT_POINT_FOR_NUMBERS, |
| new_line_for_numbers) |
| |
| joined_str = '%s,%s,%s' % ( |
| str(data_map['passingrate'][0]), data_map['nonskip'][1], |
| data_map['nonskip'][2]) |
| new_line_for_passingrate = ' [new Date(%s),%s],\n' % ( |
| datetime_string, joined_str) |
| new_line_for_passingrate += ' %s\n' % ( |
| LINE_INSERT_POINT_FOR_PASSING_RATE) |
| layouttest_analyzer_helpers.ReplaceLineInFile( |
| self._location, LINE_INSERT_POINT_FOR_PASSING_RATE, |
| new_line_for_passingrate) |
