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|
#!/usr/bin/perl
use strict;
use warnings;
use Getopt::Long;
use IO::Handle;
use IPC::Open2 qw( open2 );
use POSIX qw( WIFEXITED WEXITSTATUS WIFSIGNALED WTERMSIG );
my $VALGRIND = 0;
my $EXECUTABLE = "t/harness";
GetOptions(
'valgrind|v+' => \$VALGRIND,
'executable|e=s' => \$EXECUTABLE,
'fail-early|F' => \(my $FAIL_EARLY),
) or exit 1;
my ( $hin, $hout, $hpid );
{
my @command = $EXECUTABLE;
unshift @command, "valgrind", "--tool=memcheck", "--leak-check=yes", "--num-callers=25", "--log-file=valgrind.out", "--error-exitcode=126" if $VALGRIND;
$hpid = open2 $hout, $hin, @command or die "Cannot open2 harness - $!";
}
my $exitcode = 0;
my $command;
my @expect;
my $linenum = 0;
sub do_onetest
{
$hin->print( "$command\n" );
undef $command;
my $fail_printed = 0;
while( my $outline = <$hout> ) {
last if $outline eq "DONE\n" or $outline eq "?\n";
chomp $outline;
if( !@expect ) {
print "# line $linenum: Test failed\n" unless $fail_printed++;
print "# expected nothing more\n" .
"# Actual: $outline\n";
next;
}
my $expectation = shift @expect;
next if $expectation eq $outline;
print "# line $linenum: Test failed\n" unless $fail_printed++;
print "# Expected: $expectation\n" .
"# Actual: $outline\n";
}
if( @expect ) {
print "# line $linenum: Test failed\n" unless $fail_printed++;
print "# Expected: $_\n" .
"# didn't happen\n" for @expect;
}
$exitcode = 1 if $fail_printed;
exit $exitcode if $exitcode and $FAIL_EARLY;
}
sub do_line
{
my ( $line ) = @_;
if( $line =~ m/^!(.*)/ ) {
do_onetest if defined $command;
print "> $1\n";
}
# Commands have capitals
elsif( $line =~ m/^([A-Z]+)/ ) {
# Some convenience formatting
if( $line =~ m/^(PUSH|ENCIN) (.*)$/ ) {
# we're evil
my $string = eval($2);
$line = "$1 " . unpack "H*", $string;
}
elsif( $line =~ m/^(SELECTION \d+) +(\[?)(.*?)(\]?)$/ ) {
# we're evil
my $string = eval($3);
$line = "$1 $2 " . unpack( "H*", $string ) . " $4";
}
do_onetest if defined $command;
$command = $line;
undef @expect;
}
# Expectations have lowercase
elsif( $line =~ m/^([a-z]+)/ ) {
# Convenience formatting
if( $line =~ m/^(text|encout) (.*)$/ ) {
$line = "$1 " . join ",", map sprintf("%x", $_), eval($2);
}
elsif( $line =~ m/^(output) (.*)$/ ) {
$line = "$1 " . join ",", map sprintf("%x", $_), unpack "C*", eval($2);
}
elsif( $line =~ m/^control (.*)$/ ) {
$line = sprintf "control %02x", eval($1);
}
elsif( $line =~ m/^csi (\S+) (.*)$/ ) {
$line = sprintf "csi %02x %s", eval($1), $2; # TODO
}
elsif( $line =~ m/^(osc) (\[\d+)? *(.*?)(\]?)$/ ) {
my ( $cmd, $initial, $data, $final ) = ( $1, $2, $3, $4 );
$initial //= "";
$initial .= ";" if $initial =~ m/\d+/;
$line = "$cmd $initial" . join( "", map sprintf("%02x", $_), unpack "C*", length $data ? eval($data) : "" ) . "$final";
}
elsif( $line =~ m/^(escape|dcs|apc|pm|sos) (\[?)(.*?)(\]?)$/ ) {
$line = "$1 $2" . join( "", map sprintf("%02x", $_), unpack "C*", length $3 ? eval($3) : "" ) . "$4";
}
elsif( $line =~ m/^putglyph (\S+) (.*)$/ ) {
$line = "putglyph " . join( ",", map sprintf("%x", $_), eval($1) ) . " $2";
}
elsif( $line =~ m/^(?:movecursor|scrollrect|moverect|erase|damage|sb_pushline|sb_popline|sb_clear|settermprop|setmousefunc|selection-query) ?/ ) {
# no conversion
}
elsif( $line =~ m/^(selection-set) (.*?) (\[?)(.*?)(\]?)$/ ) {
$line = "$1 $2 $3" . join( "", map sprintf("%02x", $_), unpack "C*", eval($4) ) . "$5";
}
else {
warn "Unrecognised test expectation '$line'\n";
}
push @expect, $line;
}
# ?screen_row assertion is emulated here
elsif( $line =~ s/^\?screen_row\s+(\d+)\s*=\s*// ) {
my $row = $1;
my $want;
if( $line =~ m/^"/ ) {
$want = eval($line);
}
else {
# Turn 0xDD,0xDD,... directly into bytes
$want = pack "C*", map { hex } split m/,/, $line;
}
do_onetest if defined $command;
$hin->print( "\?screen_chars $row\n" );
my $response = <$hout>;
chomp $response;
$response = pack "C*", map { hex } split m/,/, $response;
if( $response ne $want ) {
print "# line $linenum: Assert ?screen_row $row failed:\n" .
"# Expected: $want\n" .
"# Actual: $response\n";
$exitcode = 1;
exit $exitcode if $exitcode and $FAIL_EARLY;
}
}
# Assertions start with '?'
elsif( $line =~ s/^\?([a-z]+.*?=)\s*// ) {
do_onetest if defined $command;
my ( $assertion ) = $1 =~ m/^(.*)\s+=/;
my $expectation = $line;
$hin->print( "\?$assertion\n" );
my $response = <$hout>; defined $response or wait, die "Test harness failed - $?\n";
chomp $response; $response =~ s/^\s+|\s+$//g;
# Some convenience formatting
if( $assertion =~ m/^screen_chars/ and $expectation =~ m/^"/ ) {
$expectation = join ",", map sprintf("0x%02x", ord $_), split m//, eval($expectation);
}
if( $response ne $expectation ) {
print "# line $linenum: Assert $assertion failed:\n" .
"# Expected: $expectation\n" .
"# Actual: $response\n";
$exitcode = 1;
exit $exitcode if $exitcode and $FAIL_EARLY;
}
}
# Test controls start with '$'
elsif( $line =~ s/\$SEQ\s+(\d+)\s+(\d+):\s*// ) {
my ( $low, $high ) = ( $1, $2 );
foreach my $val ( $low .. $high ) {
( my $inner = $line ) =~ s/\\#/$val/g;
do_line( $inner );
}
}
elsif( $line =~ s/\$REP\s+(\d+):\s*// ) {
my $count = $1;
do_line( $line ) for 1 .. $count;
}
else {
die "Unrecognised TEST line $line\n";
}
}
open my $test, "<", $ARGV[0] or die "Cannot open test script $ARGV[0] - $!";
while( my $line = <$test> ) {
$linenum++;
$line =~ s/^\s+//;
chomp $line;
next if $line =~ m/^(?:#|$)/;
last if $line eq "__END__";
do_line( $line );
}
do_onetest if defined $command;
close $hin;
close $hout;
waitpid $hpid, 0;
if( $? ) {
printf STDERR "Harness exited %d\n", WEXITSTATUS($?) if WIFEXITED($?);
printf STDERR "Harness exit signal %d\n", WTERMSIG($?) if WIFSIGNALED($?);
$exitcode = WIFEXITED($?) ? WEXITSTATUS($?) : 125;
}
exit $exitcode;
|
