1# Copyright 2014 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 5"""Utility module for testharness.""" 6 7 8# const definitions 9TESTHARNESSREPORT_HEADER = 'This is a testharness.js-based test.' 10TESTHARNESSREPORT_FOOTER = 'Harness: the test ran to completion.' 11 12 13def is_testharness_output(content_text): 14 """ 15 Returns whether the content_text in parameter is a testharness output. 16 """ 17 18 # Leading and trailing white spaces are accepted. 19 lines = content_text.strip().splitlines() 20 lines = [line.strip() for line in lines] 21 22 # A testharness output is defined as containing the header and the footer. 23 found_header = False 24 found_footer = False 25 for line in lines: 26 if line == TESTHARNESSREPORT_HEADER: 27 found_header = True 28 elif line == TESTHARNESSREPORT_FOOTER: 29 found_footer = True 30 31 return found_header and found_footer 32 33 34def is_testharness_output_passing(content_text): 35 """ 36 Returns whether the content_text in parameter is a passing testharness output. 37 38 Note: 39 It is expected that the |content_text| is a testharness output. 40 """ 41 42 # Leading and trailing white spaces are accepted. 43 lines = content_text.strip().splitlines() 44 lines = [line.strip() for line in lines] 45 46 # The check is very conservative and rejects any unexpected content in the output. 47 for line in lines: 48 # There should be no empty lines. 49 if len(line) == 0: 50 return False 51 52 # Those lines are expected to be exactly equivalent. 53 if line == TESTHARNESSREPORT_HEADER or \ 54 line == TESTHARNESSREPORT_FOOTER: 55 continue 56 57 # Those are expected passing output. 58 if line.startswith('CONSOLE') or \ 59 line.startswith('PASS'): 60 continue 61 62 # Those are expected failing output. 63 if line.startswith('FAIL') or \ 64 line.startswith('TIMEOUT') or \ 65 line.startswith('NOTRUN') or \ 66 line.startswith('Harness Error. harness_status = '): 67 return False 68 69 # Unexpected output should be considered as a failure. 70 return False 71 72 return True 73