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|
#!/usr/bin/perl
use lib '../../perl/blib/lib';
use strict;
use warnings;
use Git;
sub get_times {
my $name = shift;
open my $fh, "<", $name or return undef;
my $line = <$fh>;
return undef if not defined $line;
close $fh or die "cannot close $name: $!";
$line =~ /^(?:(\d+):)?(\d+):(\d+(?:\.\d+)?) (\d+(?:\.\d+)?) (\d+(?:\.\d+)?)$/
or die "bad input line: $line";
my $rt = ((defined $1 ? $1 : 0.0)*60+$2)*60+$3;
return ($rt, $4, $5);
}
sub format_times {
my ($r, $u, $s, $firstr) = @_;
if (!defined $r) {
return "<missing>";
}
my $out = sprintf "%.2f(%.2f+%.2f)", $r, $u, $s;
if (defined $firstr) {
if ($firstr > 0) {
$out .= sprintf " %+.1f%%", 100.0*($r-$firstr)/$firstr;
} elsif ($r == 0) {
$out .= " =";
} else {
$out .= " +inf";
}
}
return $out;
}
my (@dirs, %dirnames, %dirabbrevs, %prefixes, @tests);
while (scalar @ARGV) {
my $arg = $ARGV[0];
my $dir;
last if -f $arg or $arg eq "--";
if (! -d $arg) {
my $rev = Git::command_oneline(qw(rev-parse --verify), $arg);
$dir = "build/".$rev;
} else {
$arg =~ s{/*$}{};
$dir = $arg;
$dirabbrevs{$dir} = $dir;
}
push @dirs, $dir;
$dirnames{$dir} = $arg;
my $prefix = $dir;
$prefix =~ tr/^a-zA-Z0-9/_/c;
$prefixes{$dir} = $prefix . '.';
shift @ARGV;
}
if (not @dirs) {
@dirs = ('.');
}
$dirnames{'.'} = $dirabbrevs{'.'} = "this tree";
$prefixes{'.'} = '';
shift @ARGV if scalar @ARGV and $ARGV[0] eq "--";
@tests = @ARGV;
if (not @tests) {
@tests = glob "p????-*.sh";
}
my $resultsdir = "test-results";
if (exists $ENV{GIT_PERF_SUBSECTION} and $ENV{GIT_PERF_SUBSECTION} ne "") {
$resultsdir .= "/" . $ENV{GIT_PERF_SUBSECTION};
}
my @subtests;
my %shorttests;
for my $t (@tests) {
$t =~ s{(?:.*/)?(p(\d+)-[^/]+)\.sh$}{$1} or die "bad test name: $t";
my $n = $2;
my $fname = "$resultsdir/$t.subtests";
open my $fp, "<", $fname or die "cannot open $fname: $!";
for (<$fp>) {
chomp;
/^(\d+)$/ or die "malformed subtest line: $_";
push @subtests, "$t.$1";
$shorttests{"$t.$1"} = "$n.$1";
}
close $fp or die "cannot close $fname: $!";
}
sub read_descr {
my $name = shift;
open my $fh, "<", $name or return "<error reading description>";
binmode $fh, ":utf8" or die "PANIC on binmode: $!";
my $line = <$fh>;
close $fh or die "cannot close $name";
chomp $line;
return $line;
}
my %descrs;
my $descrlen = 4; # "Test"
for my $t (@subtests) {
$descrs{$t} = $shorttests{$t}.": ".read_descr("$resultsdir/$t.descr");
$descrlen = length $descrs{$t} if length $descrs{$t}>$descrlen;
}
sub have_duplicate {
my %seen;
for (@_) {
return 1 if exists $seen{$_};
$seen{$_} = 1;
}
return 0;
}
sub have_slash {
for (@_) {
return 1 if m{/};
}
return 0;
}
my %newdirabbrevs = %dirabbrevs;
while (!have_duplicate(values %newdirabbrevs)) {
%dirabbrevs = %newdirabbrevs;
last if !have_slash(values %dirabbrevs);
%newdirabbrevs = %dirabbrevs;
for (values %newdirabbrevs) {
s{^[^/]*/}{};
}
}
my %times;
my @colwidth = ((0)x@dirs);
for my $i (0..$#dirs) {
my $d = $dirs[$i];
my $w = length (exists $dirabbrevs{$d} ? $dirabbrevs{$d} : $dirnames{$d});
$colwidth[$i] = $w if $w > $colwidth[$i];
}
for my $t (@subtests) {
my $firstr;
for my $i (0..$#dirs) {
my $d = $dirs[$i];
$times{$prefixes{$d}.$t} = [get_times("$resultsdir/$prefixes{$d}$t.times")];
my ($r,$u,$s) = @{$times{$prefixes{$d}.$t}};
my $w = length format_times($r,$u,$s,$firstr);
$colwidth[$i] = $w if $w > $colwidth[$i];
$firstr = $r unless defined $firstr;
}
}
my $totalwidth = 3*@dirs+$descrlen;
$totalwidth += $_ for (@colwidth);
binmode STDOUT, ":utf8" or die "PANIC on binmode: $!";
printf "%-${descrlen}s", "Test";
for my $i (0..$#dirs) {
my $d = $dirs[$i];
printf " %-$colwidth[$i]s", (exists $dirabbrevs{$d} ? $dirabbrevs{$d} : $dirnames{$d});
}
print "\n";
print "-"x$totalwidth, "\n";
for my $t (@subtests) {
printf "%-${descrlen}s", $descrs{$t};
my $firstr;
for my $i (0..$#dirs) {
my $d = $dirs[$i];
my ($r,$u,$s) = @{$times{$prefixes{$d}.$t}};
printf " %-$colwidth[$i]s", format_times($r,$u,$s,$firstr);
$firstr = $r unless defined $firstr;
}
print "\n";
}
|
