--- /dev/null
+#!/usr/bin/perl -w
+
+BEGIN {
+ if( $ENV{PERL_CORE} ) {
+ chdir 't';
+ @INC = ('../lib', 'lib');
+ }
+ else {
+ unshift @INC, 't/lib';
+ }
+}
+
+use strict;
+
+use Test::Builder;
+require Test::Simple::Catch;
+my($out, $err) = Test::Simple::Catch::caught();
+Test::Builder->new->no_header(1);
+Test::Builder->new->no_ending(1);
+local $ENV{HARNESS_ACTIVE} = 0;
+
+
+# Can't use Test.pm, that's a 5.005 thing.
+package main;
+
+
+my $TB = Test::Builder->create;
+$TB->plan(tests => 67);
+
+# Utility testing functions.
+sub ok ($;$) {
+ return $TB->ok(@_);
+}
+
+sub is ($$;$) {
+ my($this, $that, $name) = @_;
+
+ my $ok = $TB->is_eq($$this, $that, $name);
+
+ $$this = '';
+
+ return $ok;
+}
+
+sub like ($$;$) {
+ my($this, $regex, $name) = @_;
+ $regex = qr/$regex/ unless ref $regex;
+
+ my $ok = $TB->like($$this, $regex, $name);
+
+ $$this = '';
+
+ return $ok;
+}
+
+
+require Test::More;
+Test::More->import(tests => 11, import => ['is_deeply']);
+
+my $Filename = quotemeta $0;
+
+#line 68
+ok !is_deeply('foo', 'bar', 'plain strings');
+is( $out, "not ok 1 - plain strings\n", 'plain strings' );
+is( $err, <<ERR, ' right diagnostic' );
+# Failed test ($0 at line 68)
+# got: 'foo'
+# expected: 'bar'
+ERR
+
+
+#line 78
+ok !is_deeply({}, [], 'different types');
+is( $out, "not ok 2 - different types\n", 'different types' );
+like( $err, <<ERR, ' right diagnostic' );
+# Failed test \\($Filename at line 78\\)
+# Structures begin differing at:
+# \\\$got = HASH\\(0x[0-9a-f]+\\)
+# \\\$expected = ARRAY\\(0x[0-9a-f]+\\)
+ERR
+
+#line 88
+ok !is_deeply({ this => 42 }, { this => 43 }, 'hashes with different values');
+is( $out, "not ok 3 - hashes with different values\n",
+ 'hashes with different values' );
+is( $err, <<ERR, ' right diagnostic' );
+# Failed test ($0 at line 88)
+# Structures begin differing at:
+# \$got->{this} = '42'
+# \$expected->{this} = '43'
+ERR
+
+#line 99
+ok !is_deeply({ that => 42 }, { this => 42 }, 'hashes with different keys');
+is( $out, "not ok 4 - hashes with different keys\n",
+ 'hashes with different keys' );
+is( $err, <<ERR, ' right diagnostic' );
+# Failed test ($0 at line 99)
+# Structures begin differing at:
+# \$got->{this} = Does not exist
+# \$expected->{this} = '42'
+ERR
+
+#line 110
+ok !is_deeply([1..9], [1..10], 'arrays of different length');
+is( $out, "not ok 5 - arrays of different length\n",
+ 'arrays of different length' );
+is( $err, <<ERR, ' right diagnostic' );
+# Failed test ($0 at line 110)
+# Structures begin differing at:
+# \$got->[9] = Does not exist
+# \$expected->[9] = '10'
+ERR
+
+#line 121
+ok !is_deeply([undef, undef], [undef], 'arrays of undefs' );
+is( $out, "not ok 6 - arrays of undefs\n", 'arrays of undefs' );
+is( $err, <<ERR, ' right diagnostic' );
+# Failed test ($0 at line 121)
+# Structures begin differing at:
+# \$got->[1] = undef
+# \$expected->[1] = Does not exist
+ERR
+
+#line 131
+ok !is_deeply({ foo => undef }, {}, 'hashes of undefs' );
+is( $out, "not ok 7 - hashes of undefs\n", 'hashes of undefs' );
+is( $err, <<ERR, ' right diagnostic' );
+# Failed test ($0 at line 131)
+# Structures begin differing at:
+# \$got->{foo} = undef
+# \$expected->{foo} = Does not exist
+ERR
+
+#line 141
+ok !is_deeply(\42, \23, 'scalar refs');
+is( $out, "not ok 8 - scalar refs\n", 'scalar refs' );
+is( $err, <<ERR, ' right diagnostic' );
+# Failed test ($0 at line 141)
+# Structures begin differing at:
+# \${ \$got} = '42'
+# \${\$expected} = '23'
+ERR
+
+#line 151
+ok !is_deeply([], \23, 'mixed scalar and array refs');
+is( $out, "not ok 9 - mixed scalar and array refs\n",
+ 'mixed scalar and array refs' );
+like( $err, <<ERR, ' right diagnostic' );
+# Failed test \\($Filename at line 151\\)
+# Structures begin differing at:
+# \\\$got = ARRAY\\(0x[0-9a-f]+\\)
+# \\\$expected = SCALAR\\(0x[0-9a-f]+\\)
+ERR
+
+
+my($a1, $a2, $a3);
+$a1 = \$a2; $a2 = \$a3;
+$a3 = 42;
+
+my($b1, $b2, $b3);
+$b1 = \$b2; $b2 = \$b3;
+$b3 = 23;
+
+#line 173
+ok !is_deeply($a1, $b1, 'deep scalar refs');
+is( $out, "not ok 10 - deep scalar refs\n", 'deep scalar refs' );
+is( $err, <<ERR, ' right diagnostic' );
+# Failed test ($0 at line 173)
+# Structures begin differing at:
+# \${\${ \$got}} = '42'
+# \${\${\$expected}} = '23'
+ERR
+
+# I don't know how to properly display this structure.
+# $a2 = { foo => \$a3 };
+# $b2 = { foo => \$b3 };
+# is_deeply([$a1], [$b1], 'deep mixed scalar refs');
+
+my $foo = {
+ this => [1..10],
+ that => { up => "down", left => "right" },
+ };
+
+my $bar = {
+ this => [1..10],
+ that => { up => "down", left => "right", foo => 42 },
+ };
+
+#line 198
+ok !is_deeply( $foo, $bar, 'deep structures' );
+ok( @Test::More::Data_Stack == 0, '@Data_Stack not holding onto things' );
+is( $out, "not ok 11 - deep structures\n", 'deep structures' );
+is( $err, <<ERR, ' right diagnostic' );
+# Failed test ($0 at line 198)
+# Structures begin differing at:
+# \$got->{that}{foo} = Does not exist
+# \$expected->{that}{foo} = '42'
+ERR
+
+
+#line 221
+my @tests = ([],
+ [qw(42)],
+ [qw(42 23), qw(42 23)]
+ );
+
+foreach my $test (@tests) {
+ my $num_args = @$test;
+
+ my $warning;
+ local $SIG{__WARN__} = sub { $warning .= join '', @_; };
+ ok !is_deeply(@$test);
+
+ like \$warning,
+ qr/^is_deeply\(\) takes two or three args, you gave $num_args\.\n/;
+}
+
+
+#line 240
+# [rt.cpan.org 6837]
+ok !is_deeply([{Foo => undef}],[{Foo => ""}]), 'undef != ""';
+ok( @Test::More::Data_Stack == 0, '@Data_Stack not holding onto things' );
+
+
+#line 258
+# [rt.cpan.org 7031]
+my $a = [];
+ok !is_deeply($a, $a.''), "don't compare refs like strings";
+ok !is_deeply([$a], [$a.'']), " even deep inside";
+
+
+#line 265
+# [rt.cpan.org 7030]
+ok !is_deeply( {}, {key => []} ), '[] could match non-existent values';
+ok !is_deeply( [], [[]] );
+
+
+#line 273
+$$err = $$out = '';
+ok !is_deeply( [\'a', 'b'], [\'a', 'c'] );
+is( $out, "not ok 20\n", 'scalar refs in an array' );
+is( $err, <<ERR, ' right diagnostic' );
+# Failed test ($0 at line 274)
+# Structures begin differing at:
+# \$got->[1] = 'b'
+# \$expected->[1] = 'c'
+ERR
+
+
+#line 285
+my $ref = \23;
+ok !is_deeply( 23, $ref );
+is( $out, "not ok 21\n", 'scalar vs ref' );
+is( $err, <<ERR, ' right diagnostic');
+# Failed test ($0 at line 286)
+# Structures begin differing at:
+# \$got = '23'
+# \$expected = $ref
+ERR
+
+#line 296
+ok !is_deeply( $ref, 23 );
+is( $out, "not ok 22\n", 'ref vs scalar' );
+is( $err, <<ERR, ' right diagnostic');
+# Failed test ($0 at line 296)
+# Structures begin differing at:
+# \$got = $ref
+# \$expected = '23'
+ERR
+
+#line 306
+ok !is_deeply( undef, [] );
+is( $out, "not ok 23\n", 'is_deeply and undef [RT 9441]' );
+like( $err, <<ERR, ' right diagnostic' );
+# Failed test \\($Filename at line 306\\)
+# Structures begin differing at:
+# \\\$got = undef
+# \\\$expected = ARRAY\\(0x[0-9a-f]+\\)
+ERR
+
+
+# rt.cpan.org 8865
+{
+ my $array = [];
+ my $hash = {};
+
+#line 321
+ ok !is_deeply( $array, $hash );
+ is( $out, "not ok 24\n", 'is_deeply and different reference types' );
+ is( $err, <<ERR, ' right diagnostic' );
+# Failed test ($0 at line 321)
+# Structures begin differing at:
+# \$got = $array
+# \$expected = $hash
+ERR
+
+#line 332
+ ok !is_deeply( [$array], [$hash] );
+ is( $out, "not ok 25\n", 'nested different ref types' );
+ is( $err, <<ERR, ' right diagnostic' );
+# Failed test ($0 at line 332)
+# Structures begin differing at:
+# \$got->[0] = $array
+# \$expected->[0] = $hash
+ERR
+
+
+ if( eval { require overload } ) {
+ my $foo = bless [], "Foo";
+ my $bar = bless {}, "Bar";
+
+ {
+ package Bar;
+ overload->import(q[""] => sub { "wibble" });
+ }
+
+#line 353
+ ok !is_deeply( [$foo], [$bar] );
+ is( $out, "not ok 26\n", 'string overloaded refs respected in diag' );
+ is( $err, <<ERR, ' right diagnostic' );
+# Failed test ($0 at line 353)
+# Structures begin differing at:
+# \$got->[0] = $foo
+# \$expected->[0] = 'wibble'
+ERR
+
+ }
+ else {
+ $TB->skip("Needs overload.pm") for 1..3;
+ }
+}