--- /dev/null
+#!/usr/bin/perl -w
+
+use strict;
+use lib $ENV{PERL_CORE} ? '../lib/Module/Build/t/lib' : 't/lib';
+use MBTest tests => 5;
+use DistGen;
+
+use_ok 'Module::Build';
+ensure_blib('Module::Build');
+
+my $tmp = MBTest->tmpdir;
+my $dist = DistGen->new( dir => $tmp );
+
+$dist->add_file('t/mytest.s', <<'---' );
+#!perl
+use Test::More tests => 2;
+ok(1, 'first mytest.s');
+ok(1, 'second mytest.s');
+---
+
+$dist->regen;
+$dist->chdir_in;
+
+#########################
+
+# So make sure that the test gets run with the alternate extension.
+ok my $mb = Module::Build->new(
+ module_name => $dist->name,
+ test_file_exts => ['.s'],
+ quiet => 1,
+), 'Construct build object with test_file_exts parameter';
+
+$mb->add_to_cleanup('save_out');
+# Use uc() so we don't confuse the current test output
+my $out = uc(stdout_of(
+ sub {$mb->dispatch('test', verbose => 1)}
+));
+
+like $out, qr/^OK 1 - FIRST MYTEST[.]S/m, 'Should see first test output';
+like $out, qr/^OK 2 - SECOND MYTEST[.]S/m, 'Should see second test output';
+
+# Cleanup.
+$dist->remove;
+
+# vim:ts=4:sw=4:et:sta
--- /dev/null
+#!/usr/bin/perl -w
+
+use strict;
+use Test::More;
+use lib $ENV{PERL_CORE} ? '../lib/Module/Build/t/lib' : 't/lib';
+if (eval { require TAP::Parser }) {
+ plan tests => 8;
+} else {
+ plan skip_all => 'TAP::Parser not installed'
+}
+
+use MBTest;
+use DistGen;
+
+use_ok 'Module::Build';
+ensure_blib('Module::Build');
+my $tmp = MBTest->tmpdir;
+my $dist = DistGen->new( dir => $tmp );
+$dist->regen;
+
+$dist->chdir_in;
+#########################
+
+# Make sure that TAP::Harness properly does its thing.
+ok my $mb = Module::Build->new(
+ module_name => $dist->name,
+ use_tap_harness => 1,
+ quiet => 1,
+), 'Construct build object with test_file_exts parameter';
+
+$mb->add_to_cleanup('save_out');
+# Use uc() so we don't confuse the current test output
+my $out = uc(stdout_of(
+ sub {$mb->dispatch('test', verbose => 1)}
+));
+
+like $out, qr/^OK 1/m, 'Should see first test output';
+like $out, qr/^ALL TESTS SUCCESSFUL/m, 'Should see test success message';
+
+#########################
+
+# Make sure that arguments are passed through to TAP::Harness.
+ok $mb = Module::Build->new(
+ module_name => $dist->name,
+ use_tap_harness => 1,
+ tap_harness_args => { verbosity => 0 },
+ quiet => 1,
+), 'Construct build object with test_file_exts parameter';
+
+$mb->add_to_cleanup('save_out');
+# Use uc() so we don't confuse the current test output
+$out = uc(stdout_of(
+ sub {$mb->dispatch('test', verbose => 1)}
+));
+
+unlike $out, qr/^OK 1/m, 'Should not see first test output';
+like $out, qr/^ALL TESTS SUCCESSFUL/m, 'Should see test success message';
+
+$dist->remove;
+
+# vim:ts=4:sw=4:et:sta