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| 1 # Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 # Use of this source code is governed by a BSD-style license that can be | |
| 3 # found in the LICENSE file. | |
| 4 from telemetry.page_benchmark_results import PageBenchmarkResults | |
| 5 | |
| 6 class CsvPageBenchmarkResults(PageBenchmarkResults): | |
| 7 def __init__(self, results_writer, output_after_every_page): | |
| 8 super(CsvPageBenchmarkResults, self).__init__() | |
| 9 self._results_writer = results_writer | |
| 10 self._did_output_header = False | |
| 11 self._header_names_written_to_writer = None | |
| 12 self._output_after_every_page = output_after_every_page | |
| 13 | |
| 14 def DidMeasurePage(self): | |
| 15 assert self.values_for_current_page, 'Failed to call WillMeasurePage' | |
| 16 if not self._output_after_every_page: | |
| 17 super(CsvPageBenchmarkResults, self).DidMeasurePage() | |
| 18 return | |
| 19 | |
| 20 if not self._did_output_header: | |
| 21 self._OutputHeader() | |
| 22 else: | |
| 23 self._ValidateOutputNamesForCurrentPage() | |
| 24 | |
| 25 self._OutputValuesForPage(self.values_for_current_page) | |
| 26 | |
| 27 super(CsvPageBenchmarkResults, self).DidMeasurePage() | |
| 28 | |
| 29 def PrintSummary(self, trace_tag): | |
| 30 if not self._output_after_every_page: | |
| 31 self._OutputHeader() | |
| 32 for page_values in self.page_results: | |
| 33 self._OutputValuesForPage(page_values) | |
| 34 | |
| 35 super(CsvPageBenchmarkResults, self).PrintSummary(trace_tag) | |
| 36 | |
| 37 def _ValidateOutputNamesForCurrentPage(self): | |
| 38 assert self._did_output_header | |
| 39 current_page_measurement_names = \ | |
| 40 set(self.values_for_current_page.measurement_names) | |
| 41 header_names_written_to_writer = \ | |
| 42 set(self._header_names_written_to_writer) | |
| 43 if header_names_written_to_writer == current_page_measurement_names: | |
| 44 return | |
| 45 assert False, """To use CsvPageBenchmarkResults, you must add the same | |
| 46 result names for every page. In this case, first page output: | |
| 47 %s | |
| 48 | |
| 49 Thus, all subsequent pages must output this as well. Instead, the current page | |
| 50 output: | |
| 51 %s | |
| 52 | |
| 53 Change your test to produce the same thing each time, or modify | |
| 54 MultiPageBenchmark.results_are_the_same_on_every_page to return False. | |
| 55 """ % (repr(header_names_written_to_writer), | |
| 56 repr(current_page_measurement_names)) | |
| 57 | |
| 58 def _OutputHeader(self): | |
| 59 assert not self._did_output_header | |
| 60 all_measurement_names = list( | |
| 61 self.all_measurements_that_have_been_seen.keys()) | |
| 62 all_measurement_names.sort() | |
| 63 self._did_output_header = True | |
| 64 self._header_names_written_to_writer = list(all_measurement_names) | |
| 65 | |
| 66 row = ['url'] | |
| 67 for measurement_name in all_measurement_names: | |
| 68 measurement_data = \ | |
| 69 self.all_measurements_that_have_been_seen[measurement_name] | |
| 70 row.append('%s (%s)' % (measurement_name, measurement_data['units'])) | |
| 71 self._results_writer.writerow(row) | |
| 72 | |
| 73 def _OutputValuesForPage(self, page_values): | |
| 74 row = [page_values.page.url] | |
| 75 for measurement_name in self._header_names_written_to_writer: | |
| 76 value = page_values.FindValueByMeasurementName(measurement_name) | |
| 77 if value: | |
| 78 row.append('%s' % value.output_value) | |
| 79 else: | |
| 80 row.append('-') | |
| 81 self._results_writer.writerow(row) | |
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Chromium Code Reviews
Issue 12278015:
[Telemetry] Reorganize everything. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src