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#!/usr/bin/env perl
# run tests described in t/test-N.yaml
use Modern::Perl;
use Test::More;
use Path::Tiny;
use YAML::Tiny;
our $EXE = $^O =~ /MSWin32|msys/ ? ".exe" : "";
# hack so that output redirection works in msys
our $LUA = $^O eq "msys" ? "lua.exe" : "lua";
our %LANG = (
ada => 'adb',
awk => 'awk',
basic => 'bas',
bc => 'bc',
brainfuck=>'bf',
c => 'c',
cpp => 'cpp',
d => 'd',
forth => 'fs',
fortran => 'f90',
lua => 'lua',
pascal => 'pas',
perl => 'pl',
python => 'py',
);
# filter tests if languages given on command line
our %TESTS;
if (!@ARGV) {
%TESTS = %LANG;
}
else {
$TESTS{$_}=1 for @ARGV;
}
# run independent tests
my @indep_tests = <t/*.t>;
if (@indep_tests) {
ok 0==system("perl -S prove @indep_tests"), "prove @indep_tests";
}
# to be used in eval{} in the tests
use vars qw( $prog $exec );
for my $lang (grep {-d} sort keys %LANG) {
next if -f "t/$lang.t"; # independent test
next unless $TESTS{$lang};
for $prog (path($lang)->children(qr/\.$LANG{$lang}$/)) {
$prog->basename =~ /^ch[-_](.*)\.$LANG{$lang}$/ or next;
my $task = $1;
# compile if needed
$exec = build($lang, $prog);
for my $test (path("t")->children(qr/test-$task\.yaml$/)) {
# execute each test from test-N.yaml
my $yaml = YAML::Tiny->read($test);
for my $doc (@$yaml) {
for my $spec (@$doc) {
# run setup code
ok eval($spec->{setup}), $spec->{setup}
if defined($spec->{setup});
$@ and die $@;
# build test command line
my $cmd;
if ($lang =~ /^(bc|brainfuck)$/) { # needs args in stdin
$cmd = "echo ".($spec->{args}//"")."|$exec";
}
else {
$cmd = "$exec ".value_or_eval($spec->{args});
}
chomp($cmd);
# input
if(defined($spec->{input})) {
path("in.txt")->spew(value_or_eval($spec->{input}));
$cmd .= " < in.txt";
}
if (defined($spec->{output})) {
$spec->{output} =~ s/^\|//mg; # delete initial bar
path("out_exp.txt")->spew(value_or_eval($spec->{output}));
$cmd .= " > out.txt";
}
# run test
run($cmd);
# compare output
if (defined($spec->{output})) {
# remove \\ \n added by bc
if ($lang eq 'bc') {
my $out = path("out.txt")->slurp;
$out =~ s/\\\n//g;
path("out.txt")->spew($out);
}
run("diff -w out_exp.txt out.txt");
}
# run cleaup code
if (Test::More->builder->is_passing) {
ok eval($spec->{cleanup}), $spec->{cleanup}
if defined($spec->{cleanup});
$@ and die $@;
unlink("in.txt", "out.txt", "out_exp.txt");
}
else {
die "tests failed\n"; # to give chance to examine output
}
}
}
}
}
}
done_testing;
# compile if needed, return executable line
sub build {
my($lang, $prog) = @_;
my $exe = ($prog =~ s/\.\w+/$EXE/r);
my $prog_wo_ext = ($prog =~ s/\.\w+//r);
my $prog_base = path($prog)->basename;
for ($lang) {
if (/^ada$/) {
run("cd ada; gnatmake $prog_base"); # gnatmake builds only if needed
return $exe;
}
if (/^awk$/) {
return "gawk -f $prog --";
}
if (/^basic$/) {
run("fbc $prog") if (!-f $exe || -M $exe > -M $prog);
return $exe;
}
if (/^bc$/) {
return "bc -lq $prog";
}
if (/^brainfuck$/) {
#run("perl bfpp.pl <$prog_wo_ext.bfpp >$prog_wo_ext.bf");
return "python3 ../../challenge-001/paulo-custodio/brainfuck.py $prog_wo_ext.bf";
}
if (/^c$/) {
run("gcc $prog -o $prog_wo_ext -lm -lmpfr -lgmp -lsqlite3") if (!-f $exe || -M $exe > -M $prog);
return $exe;
}
if (/^cpp$/) {
run("g++ $prog -o $prog_wo_ext -lmpfr -lgmpxx -lgmp -lsqlite3") if (!-f $exe || -M $exe > -M $prog);
return $exe;
}
if (/^d$/) {
run("cd d; dmd $prog_base") if (!-f $exe || -M $exe > -M $prog);
return $exe;
}
if (/^forth$/) {
return "gforth $prog";
}
if (/^fortran$/) {
run("gfortran $prog -o $prog_wo_ext") if (!-f $exe || -M $exe > -M $prog);
return $exe;
}
if (/^lua$/) {
return "$LUA $prog";
}
if (/^pascal$/) {
run("fpc -o$exe $prog") if (!-f $exe || -M $exe > -M $prog);
return $exe;
}
if (/^perl$/) {
return "perl $prog";
}
if (/^python$/) {
return "python3 $prog";
}
die "unsupported language $lang";
}
}
sub run {
my($cmd) = @_;
ok 0==system($cmd), $cmd;
}
sub value_or_eval {
my($str) = @_;
$str //= "";
$str =~ s/^\|//gm;
my $value = ($str =~ /^eval\b/) ? eval($str) : $str;
$@ and die "eval '$str' failed: $@";
return $value;
}
1;
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