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module Test;
# Copyright (C) 2007 - 2010 The Perl Foundation.
## This is a temporary Test.pm to get us started until we get pugs's Test.pm
## working. It's shamelessly stolen & adapted from MiniPerl6 in the pugs repo.
# globals to keep track of our tests
our $num_of_tests_run = 0;
our $num_of_tests_failed = 0;
our $todo_upto_test_num = 0;
our $todo_reason = '';
our $num_of_tests_planned;
our $no_plan = 1;
our $die_on_fail;
## If done_testing hasn't been run when we hit our END block, we need to know
## so that it can be run. This allows compatibility with old tests that use
## plans and don't call done_testing.
our $done_testing_has_been_run = 0;
## test functions
# you can call die_on_fail; to turn it on and die_on_fail(0) to turn it off
sub die_on_fail($fail=1) {
$die_on_fail = $fail;
}
# "plan 'no_plan';" is now "plan *;"
# It is also the default if nobody calls plan at all
# multi sub plan(Whatever $plan) is export {
# $no_plan = 1;
# }
multi sub plan($number_of_tests) is export {
if $number_of_tests ~~ ::Whatever {
$no_plan = 1;
}
else {
$num_of_tests_planned = $number_of_tests;
$no_plan = 0;
say '1..' ~ $number_of_tests;
}
# Emit two successive timestamps to measure the measurment overhead,
# and to eliminate cacheing bias, if it exists, from the first test.
say '# t=' ~ pir::time__N if %*ENV{'PERL6_TEST_TIMES'};
say '# t=' ~ pir::time__N if %*ENV{'PERL6_TEST_TIMES'};
# Ideally the time readings above could be made with the expression
# now.to-posix[0], but the execution time showed by the difference
# between the two successive readings is far slower than when the
# non portable pir::time__N is used instead.
}
multi sub pass($desc) is export {
proclaim(1, $desc);
}
multi sub ok(Mu $cond, $desc) is export {
proclaim(?$cond, $desc);
}
multi sub ok(Mu $cond) is export { ok(?$cond, ''); }
multi sub nok(Mu $cond, $desc) is export {
proclaim(!$cond, $desc);
}
multi sub nok(Mu $cond) is export { nok($cond, ''); }
multi sub is(Mu $got, Mu $expected, $desc) is export {
$got.defined; # Hack to deal with Failures
my $test = $got eq $expected;
proclaim(?$test, $desc);
if !$test {
diag " got: '$got'";
diag "expected: '$expected'";
}
$test;
}
multi sub is(Mu $got, Mu $expected) is export { is($got, $expected, ''); }
multi sub isnt(Mu $got, Mu $expected, $desc) is export {
my $test = !($got eq $expected);
proclaim($test, $desc);
}
multi sub isnt(Mu $got, Mu $expected) is export { isnt($got, $expected, ''); }
multi sub is_approx(Mu $got, Mu $expected, $desc) is export {
my $test = ($got - $expected).abs <= 1/100000;
proclaim(?$test, $desc);
unless $test {
diag("got: $got");
diag("expected: $expected");
}
?$test;
}
multi sub is_approx(Mu $got, Mu $expected) is export {
is_approx($got, $expected, '');
}
multi sub todo($reason, $count) is export {
$todo_upto_test_num = $num_of_tests_run + $count;
$todo_reason = '# TODO ' ~ $reason;
}
multi sub todo($reason) is export {
$todo_upto_test_num = $num_of_tests_run + 1;
$todo_reason = '# TODO ' ~ $reason;
}
multi sub skip() is export { proclaim(1, "# SKIP"); }
multi sub skip($reason) is export { proclaim(1, "# SKIP " ~ $reason); }
multi sub skip($reason, $count) is export {
die "skip() was passed a non-numeric number of tests. Did you get the arguments backwards?" if $count !~~ Numeric;
my $i = 1;
while $i <= $count { proclaim(1, "# SKIP " ~ $reason); $i = $i + 1; }
}
sub skip_rest($reason = '<unknown>') is export {
skip($reason, $num_of_tests_planned - $num_of_tests_run);
}
sub diag($message) is export {
say $message.subst(rx/^^/, '# ', :g);
}
multi sub flunk($reason) is export { proclaim(0, "flunk $reason")}
multi sub isa_ok(Mu $var, Mu $type) is export {
ok($var.isa($type), "The object is-a '$type'")
or diag('Actual type: ' ~ $var.WHAT);
}
multi sub isa_ok(Mu $var, Mu $type, $msg) is export {
ok($var.isa($type), $msg)
or diag('Actual type: ' ~ $var.WHAT);
}
multi sub dies_ok(Callable $closure, $reason) is export {
my $death = 0;
my $bad_death = 0;
try {
$closure();
CATCH {
$death = 1;
when / ^ 'Null PMC access ' / {
diag "wrong way to die: '$!'";
$bad_death = 1;
}
}
}
proclaim( $death && !$bad_death, $reason );
}
multi sub dies_ok(Callable $closure) is export {
dies_ok($closure, '');
}
multi sub lives_ok(Callable $closure, $reason) is export {
try {
$closure();
}
proclaim((not defined $!), $reason);
}
multi sub lives_ok(Callable $closure) is export {
lives_ok($closure, '');
}
multi sub eval_dies_ok(Str $code, $reason) is export {
my $ee = eval_exception($code);
if defined $ee {
my $bad_death = "$ee" ~~ / ^ 'Null PMC access ' /;
if $bad_death {
diag "wrong way to die: '$ee'";
}
proclaim( !$bad_death, $reason );
}
else {
proclaim( 0, $reason );
}
}
multi sub eval_dies_ok(Str $code) is export {
eval_dies_ok($code, '');
}
multi sub eval_lives_ok(Str $code, $reason) is export {
proclaim((not defined eval_exception($code)), $reason);
}
multi sub eval_lives_ok(Str $code) is export {
eval_lives_ok($code, '');
}
multi sub is_deeply(Mu $got, Mu $expected, $reason = '')
is export
{
my $test = _is_deeply( $got, $expected );
proclaim($test, $reason);
if !$test {
my $got_perl = try { $got.perl };
my $expected_perl = try { $expected.perl };
if $got_perl.defined && $expected_perl.defined {
diag " got: $got_perl";
diag "expected: $expected_perl";
}
}
$test;
}
sub _is_deeply(Mu $got, Mu $expected) {
$got eqv $expected;
}
## 'private' subs
sub eval_exception($code) {
eval ($code);
$!;
}
sub proclaim($cond, $desc) {
$num_of_tests_run = $num_of_tests_run + 1;
unless $cond {
print "not ";
unless $num_of_tests_run <= $todo_upto_test_num {
$num_of_tests_failed = $num_of_tests_failed + 1
}
}
print "ok ", $num_of_tests_run, " - ", $desc;
if $todo_reason and $num_of_tests_run <= $todo_upto_test_num {
print $todo_reason;
}
print "\n";
say '# t=' ~ pir::time__N if %*ENV{'PERL6_TEST_TIMES'};
if !$cond && $die_on_fail && !$todo_reason {
die "Test failed. Stopping test";
}
# must clear this between tests
if $todo_upto_test_num == $num_of_tests_run { $todo_reason = '' }
$cond;
}
sub done_testing() is export {
die "done_testing() has been renamed to done(), please change your test code";
}
sub done() is export {
our $done_testing_has_been_run;
$done_testing_has_been_run = 1;
if $no_plan {
$num_of_tests_planned = $num_of_tests_run;
say "1..$num_of_tests_planned";
}
if ($num_of_tests_planned != $num_of_tests_run) { ##Wrong quantity of tests
diag("Looks like you planned $num_of_tests_planned tests, but ran $num_of_tests_run");
}
if ($num_of_tests_failed) {
diag("Looks like you failed $num_of_tests_failed tests of $num_of_tests_run");
}
}
END {
our $done_testing_has_been_run;
our $no_plan;
## In planned mode, people don't necessarily expect to have to call done
## So call it for them if they didn't
if !$done_testing_has_been_run && !$no_plan {
done;
}
}
# vim: ft=perl6
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