t / perf / aggregate.perlon commit Merge branch 'jk/filter-branch-use-of-sed-on-incomplete-line' (1551511)
   1#!/usr/bin/perl
   2
   3use lib '../../perl/blib/lib';
   4use strict;
   5use warnings;
   6use Git;
   7
   8sub get_times {
   9        my $name = shift;
  10        open my $fh, "<", $name or return undef;
  11        my $line = <$fh>;
  12        return undef if not defined $line;
  13        close $fh or die "cannot close $name: $!";
  14        $line =~ /^(?:(\d+):)?(\d+):(\d+(?:\.\d+)?) (\d+(?:\.\d+)?) (\d+(?:\.\d+)?)$/
  15                or die "bad input line: $line";
  16        my $rt = ((defined $1 ? $1 : 0.0)*60+$2)*60+$3;
  17        return ($rt, $4, $5);
  18}
  19
  20sub format_times {
  21        my ($r, $u, $s, $firstr) = @_;
  22        if (!defined $r) {
  23                return "<missing>";
  24        }
  25        my $out = sprintf "%.2f(%.2f+%.2f)", $r, $u, $s;
  26        if (defined $firstr) {
  27                if ($firstr > 0) {
  28                        $out .= sprintf " %+.1f%%", 100.0*($r-$firstr)/$firstr;
  29                } elsif ($r == 0) {
  30                        $out .= " =";
  31                } else {
  32                        $out .= " +inf";
  33                }
  34        }
  35        return $out;
  36}
  37
  38my (@dirs, %dirnames, %dirabbrevs, %prefixes, @tests);
  39while (scalar @ARGV) {
  40        my $arg = $ARGV[0];
  41        my $dir;
  42        last if -f $arg or $arg eq "--";
  43        if (! -d $arg) {
  44                my $rev = Git::command_oneline(qw(rev-parse --verify), $arg);
  45                $dir = "build/".$rev;
  46        } else {
  47                $arg =~ s{/*$}{};
  48                $dir = $arg;
  49                $dirabbrevs{$dir} = $dir;
  50        }
  51        push @dirs, $dir;
  52        $dirnames{$dir} = $arg;
  53        my $prefix = $dir;
  54        $prefix =~ tr/^a-zA-Z0-9/_/c;
  55        $prefixes{$dir} = $prefix . '.';
  56        shift @ARGV;
  57}
  58
  59if (not @dirs) {
  60        @dirs = ('.');
  61}
  62$dirnames{'.'} = $dirabbrevs{'.'} = "this tree";
  63$prefixes{'.'} = '';
  64
  65shift @ARGV if scalar @ARGV and $ARGV[0] eq "--";
  66
  67@tests = @ARGV;
  68if (not @tests) {
  69        @tests = glob "p????-*.sh";
  70}
  71
  72my @subtests;
  73my %shorttests;
  74for my $t (@tests) {
  75        $t =~ s{(?:.*/)?(p(\d+)-[^/]+)\.sh$}{$1} or die "bad test name: $t";
  76        my $n = $2;
  77        my $fname = "test-results/$t.subtests";
  78        open my $fp, "<", $fname or die "cannot open $fname: $!";
  79        for (<$fp>) {
  80                chomp;
  81                /^(\d+)$/ or die "malformed subtest line: $_";
  82                push @subtests, "$t.$1";
  83                $shorttests{"$t.$1"} = "$n.$1";
  84        }
  85        close $fp or die "cannot close $fname: $!";
  86}
  87
  88sub read_descr {
  89        my $name = shift;
  90        open my $fh, "<", $name or return "<error reading description>";
  91        my $line = <$fh>;
  92        close $fh or die "cannot close $name";
  93        chomp $line;
  94        return $line;
  95}
  96
  97my %descrs;
  98my $descrlen = 4; # "Test"
  99for my $t (@subtests) {
 100        $descrs{$t} = $shorttests{$t}.": ".read_descr("test-results/$t.descr");
 101        $descrlen = length $descrs{$t} if length $descrs{$t}>$descrlen;
 102}
 103
 104sub have_duplicate {
 105        my %seen;
 106        for (@_) {
 107                return 1 if exists $seen{$_};
 108                $seen{$_} = 1;
 109        }
 110        return 0;
 111}
 112sub have_slash {
 113        for (@_) {
 114                return 1 if m{/};
 115        }
 116        return 0;
 117}
 118
 119my %newdirabbrevs = %dirabbrevs;
 120while (!have_duplicate(values %newdirabbrevs)) {
 121        %dirabbrevs = %newdirabbrevs;
 122        last if !have_slash(values %dirabbrevs);
 123        %newdirabbrevs = %dirabbrevs;
 124        for (values %newdirabbrevs) {
 125                s{^[^/]*/}{};
 126        }
 127}
 128
 129my %times;
 130my @colwidth = ((0)x@dirs);
 131for my $i (0..$#dirs) {
 132        my $d = $dirs[$i];
 133        my $w = length (exists $dirabbrevs{$d} ? $dirabbrevs{$d} : $dirnames{$d});
 134        $colwidth[$i] = $w if $w > $colwidth[$i];
 135}
 136for my $t (@subtests) {
 137        my $firstr;
 138        for my $i (0..$#dirs) {
 139                my $d = $dirs[$i];
 140                $times{$prefixes{$d}.$t} = [get_times("test-results/$prefixes{$d}$t.times")];
 141                my ($r,$u,$s) = @{$times{$prefixes{$d}.$t}};
 142                my $w = length format_times($r,$u,$s,$firstr);
 143                $colwidth[$i] = $w if $w > $colwidth[$i];
 144                $firstr = $r unless defined $firstr;
 145        }
 146}
 147my $totalwidth = 3*@dirs+$descrlen;
 148$totalwidth += $_ for (@colwidth);
 149
 150printf "%-${descrlen}s", "Test";
 151for my $i (0..$#dirs) {
 152        my $d = $dirs[$i];
 153        printf "   %-$colwidth[$i]s", (exists $dirabbrevs{$d} ? $dirabbrevs{$d} : $dirnames{$d});
 154}
 155print "\n";
 156print "-"x$totalwidth, "\n";
 157for my $t (@subtests) {
 158        printf "%-${descrlen}s", $descrs{$t};
 159        my $firstr;
 160        for my $i (0..$#dirs) {
 161                my $d = $dirs[$i];
 162                my ($r,$u,$s) = @{$times{$prefixes{$d}.$t}};
 163                printf "   %-$colwidth[$i]s", format_times($r,$u,$s,$firstr);
 164                $firstr = $r unless defined $firstr;
 165        }
 166        print "\n";
 167}