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1#!/usr/bin/env python2.7
2
3# Copyright 2013, ARM Limited
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions are met:
8#
9#   * Redistributions of source code must retain the above copyright notice,
10#     this list of conditions and the following disclaimer.
11#   * Redistributions in binary form must reproduce the above copyright notice,
12#     this list of conditions and the following disclaimer in the documentation
13#     and/or other materials provided with the distribution.
14#   * Neither the name of ARM Limited nor the names of its contributors may be
15#     used to endorse or promote products derived from this software without
16#     specific prior written permission.
17#
18# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS CONTRIBUTORS "AS IS" AND
19# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
20# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
21# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
22# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
24# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
25# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
26# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28
29
30import sys
31import time
32
33
34__need_newline__ = False
35__last_name_length__ = 0
36
37
38# If the last printed character was not a newline, print one.
39def EnsureNewLine():
40  global __need_newline__
41
42  if __need_newline__:
43    __need_newline__ = False
44    sys.stdout.write('\n')
45
46
47# Like print, but insert a newline if necessary to avoid corrupting the status
48# display (provided by UpdateProgress).
49def Print(string):
50  global __last_name_length__
51
52  EnsureNewLine()
53  print string
54  __last_name_length__ = 0
55
56
57# Display the run progress:
58# [time| progress|+ passed|- failed]  Name
59def UpdateProgress(start_time, passed, failed, count, verbose, name):
60  global __need_newline__
61  global __last_name_length__
62
63  minutes, seconds = divmod(time.time() - start_time, 60)
64  progress = float(passed + failed) / count * 100
65  passed_colour = '\x1b[32m' if passed != 0 else ''
66  failed_colour = '\x1b[31m' if failed != 0 else ''
67  indicator = '[%02d:%02d| %3d%%|'
68  indicator += passed_colour + '+ %d\x1b[0m|'
69  indicator += failed_colour + '- %d\x1b[0m]'
70
71  if verbose:
72    # In verbose mode, put every status display on its own line.
73    EnsureNewLine()
74  else:
75    # Otherwise, overwrite the old progress display.
76    sys.stdout.write('\r')
77  sys.stdout.write(indicator % (minutes, seconds, progress, passed, failed))
78
79  # Write the test name after the progress indicator.
80  sys.stdout.write('  ' + name)
81  name_length = len(name)
82
83  # Append spaces to hide the previous test name.
84  spaces = __last_name_length__ - name_length
85  if spaces > 0:
86    sys.stdout.write(' ' * spaces)
87  __last_name_length__ = name_length
88
89  # We haven't printed a newline, so any subsequent print output (with verbose
90  # logs or error reports) will need to print one.
91  __need_newline__ = True
92
93
94