| 1 | #!/usr/bin/env python2
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| 2 | """
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| 3 | count_procs.py
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| 4 |
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| 5 | Print a results table.
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| 6 |
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| 7 | Input looks like
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| 8 |
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| 9 | 01-dash
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| 10 | 01-dash
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| 11 | 01-osh
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| 12 | 01-osh
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| 13 | 01-osh
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| 14 | ...
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| 15 |
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| 16 | """
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| 17 | from __future__ import print_function
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| 18 |
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| 19 | import collections
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| 20 | import optparse
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| 21 | import re
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| 22 | import sys
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| 23 |
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| 24 |
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| 25 | def log(msg, *args):
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| 26 | if args:
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| 27 | msg = msg % args
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| 28 | print(msg, file=sys.stderr)
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| 29 |
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| 30 |
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| 31 | def Cell(i):
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| 32 | """Visually show number of processes.
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| 33 |
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| 34 | ^ ^^ ^^^ etc.
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| 35 | """
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| 36 | s = '^' * i
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| 37 | return '%6s' % s
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| 38 |
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| 39 |
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| 40 | # lines look like this:
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| 41 | #
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| 42 | # 554 01-osh.1234
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| 43 | # 553 01-osh.1235
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| 44 |
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| 45 | WC_LINE = re.compile(r'''
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| 46 | \s*
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| 47 | (\d+) # number of lines
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| 48 | \s+
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| 49 | (\d{2}) # case ID
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| 50 | -
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| 51 | ([a-z]+) # shell name
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| 52 | ''', re.VERBOSE)
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| 53 |
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| 54 | assert WC_LINE.match(' 68 01-ash.19610')
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| 55 |
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| 56 |
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| 57 | def Options():
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| 58 | """Returns an option parser instance."""
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| 59 | p = optparse.OptionParser()
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| 60 | p.add_option(
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| 61 | '--not-minimum', dest='not_minimum', type=int, default=0,
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| 62 | help="Expected number of cases where OSH doesn't start the minimum number of"
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| 63 | "processes")
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| 64 | p.add_option(
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| 65 | '--more-than-bash', dest='more_than_bash', type=int, default=0,
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| 66 | help='Expected number of cases where OSH starts more processes than bash')
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| 67 | return p
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| 68 |
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| 69 |
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| 70 | def main(argv):
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| 71 | o = Options()
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| 72 | opts, argv = o.parse_args(argv[1:])
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| 73 |
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| 74 | code_strs = {}
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| 75 | with open(argv[0]) as f:
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| 76 | for line in f:
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| 77 | case_id, code_str = line.split(None, 1) # whitespace
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| 78 | code_strs[case_id] = code_str
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| 79 |
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| 80 | cases = set()
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| 81 | shells = set()
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| 82 |
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| 83 | num_procs = collections.defaultdict(int)
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| 84 | procs_by_shell = collections.defaultdict(int)
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| 85 |
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| 86 | num_syscalls = collections.defaultdict(int)
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| 87 | syscalls_by_shell = collections.defaultdict(int)
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| 88 |
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| 89 | #
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| 90 | # Summarize Data
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| 91 | #
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| 92 |
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| 93 | for line in sys.stdin:
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| 94 | m = WC_LINE.match(line)
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| 95 | if not m:
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| 96 | raise RuntimeError('Invalid line %r' % line)
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| 97 | num_sys, case, sh = m.groups()
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| 98 | num_sys = int(num_sys)
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| 99 |
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| 100 | cases.add(case)
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| 101 | shells.add(sh)
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| 102 |
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| 103 | num_procs[case, sh] += 1
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| 104 | num_syscalls[case, sh] += num_sys
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| 105 |
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| 106 | procs_by_shell[sh] += 1
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| 107 | syscalls_by_shell[sh] += num_sys
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| 108 |
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| 109 | f = sys.stdout
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| 110 |
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| 111 | # Orders columns by how good the results are, then shell name.
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| 112 | proc_sh = sorted(procs_by_shell,
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| 113 | key=lambda sh: (procs_by_shell[sh], sh))
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| 114 | syscall_sh = sorted(syscalls_by_shell,
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| 115 | key=lambda sh: (syscalls_by_shell[sh], sh))
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| 116 |
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| 117 | #
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| 118 | # Print Tables
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| 119 | #
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| 120 |
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| 121 | f.write('Number of Processes Started, by shell and test case\n\n')
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| 122 |
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| 123 | def WriteHeader(shells, col=''):
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| 124 | f.write("ID\t")
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| 125 | for sh in shells:
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| 126 | f.write("%6s\t" % sh)
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| 127 | f.write('%s\t' % col)
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| 128 | f.write('Description')
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| 129 | f.write("\n")
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| 130 |
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| 131 | WriteHeader(proc_sh, col='osh>min')
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| 132 |
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| 133 | not_minimum = 0
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| 134 | more_than_bash = 0
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| 135 | fewer_than_bash = 0
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| 136 |
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| 137 | for case_id in sorted(cases):
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| 138 | f.write(case_id + "\t")
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| 139 | min_procs = 20
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| 140 | for sh in proc_sh:
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| 141 | n = num_procs[case_id, sh]
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| 142 | f.write(Cell(n) + "\t")
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| 143 | min_procs = min(n, min_procs)
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| 144 |
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| 145 | osh_count = num_procs[case_id, 'osh']
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| 146 | if osh_count != min_procs:
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| 147 | f.write('%d>%d\t' % (osh_count, min_procs))
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| 148 | not_minimum += 1
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| 149 | else:
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| 150 | f.write('\t')
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| 151 |
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| 152 | bash_count = num_procs[case_id, 'bash']
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| 153 | if osh_count > bash_count:
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| 154 | more_than_bash += 1
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| 155 | if osh_count < bash_count:
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| 156 | fewer_than_bash += 1
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| 157 |
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| 158 | f.write(code_strs[case_id])
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| 159 | f.write("\n")
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| 160 |
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| 161 | f.write("TOTAL\t")
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| 162 | for sh in proc_sh:
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| 163 | f.write('%6d\t' % procs_by_shell[sh])
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| 164 | f.write('\n\n')
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| 165 | f.write("Cases where ...\n")
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| 166 | f.write(" Oil isn't the minimum: %d\n" % not_minimum)
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| 167 | f.write(" Oil starts more than bash: %d\n" % more_than_bash)
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| 168 | f.write(" Oil starts fewer than bash: %d\n\n" % fewer_than_bash)
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| 169 |
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| 170 | #
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| 171 | # Print Table of Syscall Counts
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| 172 | #
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| 173 |
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| 174 | f.write('Number of Syscalls\n\n')
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| 175 |
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| 176 | WriteHeader(syscall_sh)
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| 177 |
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| 178 | for case_id in sorted(cases):
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| 179 | f.write(case_id + "\t")
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| 180 | #min_procs = 20
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| 181 | for sh in syscall_sh:
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| 182 | n = num_syscalls[case_id, sh]
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| 183 | f.write('%6d\t' % n)
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| 184 | #min_procs = min(n, min_procs)
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| 185 |
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| 186 | f.write('\t')
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| 187 |
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| 188 | f.write(code_strs[case_id])
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| 189 | f.write("\n")
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| 190 |
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| 191 | f.write("TOTAL\t")
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| 192 | for sh in syscall_sh:
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| 193 | f.write('%6d\t' % syscalls_by_shell[sh])
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| 194 | f.write('\n\n')
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| 195 |
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| 196 | ok = True
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| 197 | if more_than_bash != opts.more_than_bash:
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| 198 | log('Expected %d more than bash, got %d', opts.more_than_bash,
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| 199 | more_than_bash)
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| 200 | ok = False
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| 201 |
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| 202 | if not_minimum != opts.not_minimum:
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| 203 | log('Expected %d that are not minimal, got %d', opts.not_minimum,
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| 204 | not_minimum)
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| 205 | ok = False
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| 206 |
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| 207 | return 0 if ok else 1
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| 208 |
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| 209 |
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| 210 | if __name__ == '__main__':
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| 211 | try:
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| 212 | sys.exit(main(sys.argv))
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| 213 | except RuntimeError as e:
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| 214 | print('FATAL: %s' % e, file=sys.stderr)
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| 215 | sys.exit(1)
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