Module-Implementation-0.09HEADModule-Implementation-0.09master

25 files changed, 906 insertions, 0 deletions

diff --git a/t/00-compile.t b/t/00-compile.t
new file mode 100644
index 0000000..8d3b17e
--- /dev/null
+++ b/t/00-compile.t
@@ -0,0 +1,50 @@
+use 5.006;
+use strict;
+use warnings;
+
+# this test was generated with Dist::Zilla::Plugin::Test::Compile 2.046
+
+use Test::More  tests => 1 + ($ENV{AUTHOR_TESTING} ? 1 : 0);
+
+
+
+my @module_files = (
+    'Module/Implementation.pm'
+);
+
+
+
+# no fake home requested
+
+my $inc_switch = -d 'blib' ? '-Mblib' : '-Ilib';
+
+use File::Spec;
+use IPC::Open3;
+use IO::Handle;
+
+open my $stdin, '<', File::Spec->devnull or die "can't open devnull: $!";
+
+my @warnings;
+for my $lib (@module_files)
+{
+    # see L<perlfaq8/How can I capture STDERR from an external command?>
+    my $stderr = IO::Handle->new;
+
+    my $pid = open3($stdin, '>&STDERR', $stderr, $^X, $inc_switch, '-e', "require q[$lib]");
+    binmode $stderr, ':crlf' if $^O eq 'MSWin32';
+    my @_warnings = <$stderr>;
+    waitpid($pid, 0);
+    is($?, 0, "$lib loaded ok");
+
+    if (@_warnings)
+    {
+        warn @_warnings;
+        push @warnings, @_warnings;
+    }
+}
+
+
+
+is(scalar(@warnings), 0, 'no warnings found') or diag 'got warnings: ', explain \@warnings if $ENV{AUTHOR_TESTING};
+
+
diff --git a/t/00-report-prereqs.dd b/t/00-report-prereqs.dd
new file mode 100644
index 0000000..a3f6c98
--- /dev/null
+++ b/t/00-report-prereqs.dd
@@ -0,0 +1,45 @@
+do { my $x = {
+       'configure' => {
+                        'requires' => {
+                                        'ExtUtils::MakeMaker' => '0'
+                                      }
+                      },
+       'develop' => {
+                      'requires' => {
+                                      'Pod::Coverage::TrustPod' => '0',
+                                      'Test::CPAN::Changes' => '0.19',
+                                      'Test::More' => '0.88',
+                                      'Test::NoTabs' => '0',
+                                      'Test::Pod' => '1.41',
+                                      'Test::Pod::Coverage' => '1.08',
+                                      'Test::Spelling' => '0.12'
+                                    }
+                    },
+       'runtime' => {
+                      'requires' => {
+                                      'Carp' => '0',
+                                      'Module::Runtime' => '0.012',
+                                      'Try::Tiny' => '0',
+                                      'strict' => '0',
+                                      'warnings' => '0'
+                                    }
+                    },
+       'test' => {
+                   'recommends' => {
+                                     'CPAN::Meta' => '2.120900'
+                                   },
+                   'requires' => {
+                                   'ExtUtils::MakeMaker' => '0',
+                                   'File::Spec' => '0',
+                                   'IO::Handle' => '0',
+                                   'IPC::Open3' => '0',
+                                   'Test::Fatal' => '0.006',
+                                   'Test::More' => '0.88',
+                                   'Test::Requires' => '0',
+                                   'lib' => '0',
+                                   'perl' => '5.006'
+                                 }
+                 }
+     };
+  $x;
+ }
\ No newline at end of file
diff --git a/t/00-report-prereqs.t b/t/00-report-prereqs.t
new file mode 100644
index 0000000..402b3d9
--- /dev/null
+++ b/t/00-report-prereqs.t
@@ -0,0 +1,176 @@
+#!perl
+
+use strict;
+use warnings;
+
+# This test was generated by Dist::Zilla::Plugin::Test::ReportPrereqs 0.019
+
+use Test::More tests => 1;
+
+use ExtUtils::MakeMaker;
+use File::Spec;
+
+# from $version::LAX
+my $lax_version_re =
+    qr/(?: undef | (?: (?:[0-9]+) (?: \. | (?:\.[0-9]+) (?:_[0-9]+)? )?
+            |
+            (?:\.[0-9]+) (?:_[0-9]+)?
+        ) | (?:
+            v (?:[0-9]+) (?: (?:\.[0-9]+)+ (?:_[0-9]+)? )?
+            |
+            (?:[0-9]+)? (?:\.[0-9]+){2,} (?:_[0-9]+)?
+        )
+    )/x;
+
+# hide optional CPAN::Meta modules from prereq scanner
+# and check if they are available
+my $cpan_meta = "CPAN::Meta";
+my $cpan_meta_pre = "CPAN::Meta::Prereqs";
+my $HAS_CPAN_META = eval "require $cpan_meta; $cpan_meta->VERSION('2.120900')" && eval "require $cpan_meta_pre"; ## no critic
+
+# Verify requirements?
+my $DO_VERIFY_PREREQS = 1;
+
+sub _max {
+    my $max = shift;
+    $max = ( $_ > $max ) ? $_ : $max for @_;
+    return $max;
+}
+
+sub _merge_prereqs {
+    my ($collector, $prereqs) = @_;
+
+    # CPAN::Meta::Prereqs object
+    if (ref $collector eq $cpan_meta_pre) {
+        return $collector->with_merged_prereqs(
+            CPAN::Meta::Prereqs->new( $prereqs )
+        );
+    }
+
+    # Raw hashrefs
+    for my $phase ( keys %$prereqs ) {
+        for my $type ( keys %{ $prereqs->{$phase} } ) {
+            for my $module ( keys %{ $prereqs->{$phase}{$type} } ) {
+                $collector->{$phase}{$type}{$module} = $prereqs->{$phase}{$type}{$module};
+            }
+        }
+    }
+
+    return $collector;
+}
+
+my @include = qw(
+
+);
+
+my @exclude = qw(
+
+);
+
+# Add static prereqs to the included modules list
+my $static_prereqs = do 't/00-report-prereqs.dd';
+
+# Merge all prereqs (either with ::Prereqs or a hashref)
+my $full_prereqs = _merge_prereqs(
+    ( $HAS_CPAN_META ? $cpan_meta_pre->new : {} ),
+    $static_prereqs
+);
+
+# Add dynamic prereqs to the included modules list (if we can)
+my ($source) = grep { -f } 'MYMETA.json', 'MYMETA.yml';
+if ( $source && $HAS_CPAN_META ) {
+    if ( my $meta = eval { CPAN::Meta->load_file($source) } ) {
+        $full_prereqs = _merge_prereqs($full_prereqs, $meta->prereqs);
+    }
+}
+else {
+    $source = 'static metadata';
+}
+
+my @full_reports;
+my @dep_errors;
+my $req_hash = $HAS_CPAN_META ? $full_prereqs->as_string_hash : $full_prereqs;
+
+# Add static includes into a fake section
+for my $mod (@include) {
+    $req_hash->{other}{modules}{$mod} = 0;
+}
+
+for my $phase ( qw(configure build test runtime develop other) ) {
+    next unless $req_hash->{$phase};
+    next if ($phase eq 'develop' and not $ENV{AUTHOR_TESTING});
+
+    for my $type ( qw(requires recommends suggests conflicts modules) ) {
+        next unless $req_hash->{$phase}{$type};
+
+        my $title = ucfirst($phase).' '.ucfirst($type);
+        my @reports = [qw/Module Want Have/];
+
+        for my $mod ( sort keys %{ $req_hash->{$phase}{$type} } ) {
+            next if $mod eq 'perl';
+            next if grep { $_ eq $mod } @exclude;
+
+            my $file = $mod;
+            $file =~ s{::}{/}g;
+            $file .= ".pm";
+            my ($prefix) = grep { -e File::Spec->catfile($_, $file) } @INC;
+
+            my $want = $req_hash->{$phase}{$type}{$mod};
+            $want = "undef" unless defined $want;
+            $want = "any" if !$want && $want == 0;
+
+            my $req_string = $want eq 'any' ? 'any version required' : "version '$want' required";
+
+            if ($prefix) {
+                my $have = MM->parse_version( File::Spec->catfile($prefix, $file) );
+                $have = "undef" unless defined $have;
+                push @reports, [$mod, $want, $have];
+
+                if ( $DO_VERIFY_PREREQS && $HAS_CPAN_META && $type eq 'requires' ) {
+                    if ( $have !~ /\A$lax_version_re\z/ ) {
+                        push @dep_errors, "$mod version '$have' cannot be parsed ($req_string)";
+                    }
+                    elsif ( ! $full_prereqs->requirements_for( $phase, $type )->accepts_module( $mod => $have ) ) {
+                        push @dep_errors, "$mod version '$have' is not in required range '$want'";
+                    }
+                }
+            }
+            else {
+                push @reports, [$mod, $want, "missing"];
+
+                if ( $DO_VERIFY_PREREQS && $type eq 'requires' ) {
+                    push @dep_errors, "$mod is not installed ($req_string)";
+                }
+            }
+        }
+
+        if ( @reports ) {
+            push @full_reports, "=== $title ===\n\n";
+
+            my $ml = _max( map { length $_->[0] } @reports );
+            my $wl = _max( map { length $_->[1] } @reports );
+            my $hl = _max( map { length $_->[2] } @reports );
+            splice @reports, 1, 0, ["-" x $ml, "-" x $wl, "-" x $hl];
+
+            push @full_reports, map { sprintf("    %*s %*s %*s\n", -$ml, $_->[0], $wl, $_->[1], $hl, $_->[2]) } @reports;
+            push @full_reports, "\n";
+        }
+    }
+}
+
+if ( @full_reports ) {
+    diag "\nVersions for all modules listed in $source (including optional ones):\n\n", @full_reports;
+}
+
+if ( @dep_errors ) {
+    diag join("\n",
+        "\n*** WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING ***\n",
+        "The following REQUIRED prerequisites were not satisfied:\n",
+        @dep_errors,
+        "\n"
+    );
+}
+
+pass;
+
+# vim: ts=4 sts=4 sw=4 et:
diff --git a/t/author-no-tabs.t b/t/author-no-tabs.t
new file mode 100644
index 0000000..678f479
--- /dev/null
+++ b/t/author-no-tabs.t
@@ -0,0 +1,47 @@
+
+BEGIN {
+  unless ($ENV{AUTHOR_TESTING}) {
+    require Test::More;
+    Test::More::plan(skip_all => 'these tests are for testing by the author');
+  }
+}
+
+use strict;
+use warnings;
+
+# this test was generated with Dist::Zilla::Plugin::Test::NoTabs 0.09
+
+use Test::More 0.88;
+use Test::NoTabs;
+
+my @files = (
+    'lib/Module/Implementation.pm',
+    't/00-compile.t',
+    't/00-report-prereqs.dd',
+    't/00-report-prereqs.t',
+    't/author-no-tabs.t',
+    't/author-pod-spell.t',
+    't/basic.t',
+    't/both-fail.t',
+    't/env-value.t',
+    't/lib/T/Impl1.pm',
+    't/lib/T/Impl2.pm',
+    't/lib/T/ImplFails1.pm',
+    't/lib/T/ImplFails2.pm',
+    't/more-symbols.t',
+    't/namespace-cleanliness.t',
+    't/one-impl-fails1.t',
+    't/one-impl-fails2.t',
+    't/release-cpan-changes.t',
+    't/release-eol.t',
+    't/release-pod-coverage.t',
+    't/release-pod-linkcheck.t',
+    't/release-pod-no404s.t',
+    't/release-pod-syntax.t',
+    't/release-portability.t',
+    't/requested-fails.t',
+    't/taint.t'
+);
+
+notabs_ok($_) foreach @files;
+done_testing;
diff --git a/t/author-pod-spell.t b/t/author-pod-spell.t
new file mode 100644
index 0000000..f5f0487
--- /dev/null
+++ b/t/author-pod-spell.t
@@ -0,0 +1,36 @@
+
+BEGIN {
+  unless ($ENV{AUTHOR_TESTING}) {
+    require Test::More;
+    Test::More::plan(skip_all => 'these tests are for testing by the author');
+  }
+}
+
+use strict;
+use warnings;
+use Test::More;
+
+# generated by Dist::Zilla::Plugin::Test::PodSpelling 2.006008
+use Test::Spelling 0.12;
+use Pod::Wordlist;
+
+
+add_stopwords(<DATA>);
+all_pod_files_spelling_ok( qw( bin lib  ) );
+__DATA__
+DROLSKY
+DROLSKY's
+Rolsky
+Rolsky's
+API
+PurePerl
+env
+namespace
+Dave
+autarch
+Peter
+Rabbitson
+ribasushi
+lib
+Module
+Implementation
diff --git a/t/basic.t b/t/basic.t
new file mode 100644
index 0000000..da33b4e
--- /dev/null
+++ b/t/basic.t
@@ -0,0 +1,37 @@
+use strict;
+use warnings;
+
+use Test::More 0.88;
+
+{
+    package T;
+
+    use strict;
+    use warnings;
+
+    use lib 't/lib';
+
+    use Module::Implementation;
+    my $loader = Module::Implementation::build_loader_sub(
+        implementations => [ 'Impl1', 'Impl2' ],
+        symbols         => ['return_42'],
+    );
+
+    ::is( $loader->(), 'T::Impl1', 'loader return loaded package name' );
+}
+
+{
+    ok( T->can('return_42'), 'T package has a return_42 sub' );
+    ok(
+        !T->can('return_package'),
+        'T package does not have return_package sub - only copied requested symbols'
+    );
+    is( T::return_42(), 42, 'T::return_42 work as expected' );
+    is(
+        Module::Implementation::implementation_for('T'),
+        'Impl1',
+        'T::_implementation returns default implementation'
+    );
+}
+
+done_testing();
diff --git a/t/both-fail.t b/t/both-fail.t
new file mode 100644
index 0000000..e21cb78
--- /dev/null
+++ b/t/both-fail.t
@@ -0,0 +1,28 @@
+use strict;
+use warnings;
+
+use Test::More 0.88;
+use Test::Fatal 0.006;
+
+{
+    package T;
+
+    use strict;
+    use warnings;
+
+    use lib 't/lib';
+
+    use Module::Implementation;
+    my $loader = Module::Implementation::build_loader_sub(
+        implementations => [ 'ImplFails1', 'ImplFails2' ],
+        symbols         => [qw( return_42 )],
+    );
+
+    ::like(
+        ::exception{ $loader->() },
+        qr/Could not find a suitable T implementation/,
+        'Got an exception when all implementations fail to load'
+    );
+}
+
+done_testing();
diff --git a/t/env-value.t b/t/env-value.t
new file mode 100644
index 0000000..c1d439e
--- /dev/null
+++ b/t/env-value.t
@@ -0,0 +1,39 @@
+use strict;
+use warnings;
+
+use Test::More 0.88;
+
+{
+    package T;
+
+    use strict;
+    use warnings;
+
+    use lib 't/lib';
+
+    use Module::Implementation;
+    my $loader = Module::Implementation::build_loader_sub(
+        implementations => [ 'Impl1', 'Impl2' ],
+        symbols         => ['return_42'],
+    );
+
+    $ENV{T_IMPLEMENTATION} = 'Impl2';
+
+    $loader->();
+}
+
+{
+    ok( T->can('return_42'), 'T package has a return_42 sub' );
+    ok(
+        !T->can('return_package'),
+        'T package does not have return_package sub - only copied requested symbols'
+    );
+    is( T::return_42(), 42, 'T::return_42 work as expected' );
+    is(
+        Module::Implementation::implementation_for('T'),
+        'Impl2',
+        'T::_implementation returns implementation set in ENV'
+    );
+}
+
+done_testing();
diff --git a/t/lib/T/Impl1.pm b/t/lib/T/Impl1.pm
new file mode 100644
index 0000000..6ac7073
--- /dev/null
+++ b/t/lib/T/Impl1.pm
@@ -0,0 +1,16 @@
+package T::Impl1;
+
+use strict;
+use warnings;
+
+sub return_42 {
+    return 42;
+}
+
+sub return_package {
+    return __PACKAGE__;
+}
+
+our $SCALAR = 42;
+our @ARRAY  = ( 1, 2, 3 );
+our %HASH   = ( key => 'val' );
diff --git a/t/lib/T/Impl2.pm b/t/lib/T/Impl2.pm
new file mode 100644
index 0000000..7de6c47
--- /dev/null
+++ b/t/lib/T/Impl2.pm
@@ -0,0 +1,18 @@
+package T::Impl2;
+
+use strict;
+use warnings;
+
+sub return_42 {
+    return 42;
+}
+
+sub return_package {
+    return __PACKAGE__;
+}
+
+our $SCALAR = 42;
+our @ARRAY  = ( 1, 2, 3 );
+our %HASH   = ( key => 'val' );
+
+1;
diff --git a/t/lib/T/ImplFails1.pm b/t/lib/T/ImplFails1.pm
new file mode 100644
index 0000000..0f88cff
--- /dev/null
+++ b/t/lib/T/ImplFails1.pm
@@ -0,0 +1,16 @@
+package T::ImplFails1;
+
+use strict;
+use warnings;
+
+sub return_42 {
+    return 42;
+}
+
+sub return_package {
+    return __PACKAGE__;
+}
+
+die 'Error loading something or other';
+
+1;
diff --git a/t/lib/T/ImplFails2.pm b/t/lib/T/ImplFails2.pm
new file mode 100644
index 0000000..c66b649
--- /dev/null
+++ b/t/lib/T/ImplFails2.pm
@@ -0,0 +1,16 @@
+package T::ImplFails2;
+
+use strict;
+use warnings;
+
+sub return_42 {
+    return 42;
+}
+
+sub return_package {
+    return __PACKAGE__;
+}
+
+die 'Error loading something or other';
+
+1;
diff --git a/t/more-symbols.t b/t/more-symbols.t
new file mode 100644
index 0000000..8bd8329
--- /dev/null
+++ b/t/more-symbols.t
@@ -0,0 +1,47 @@
+use strict;
+use warnings;
+
+use Test::More 0.88;
+
+{
+    package T;
+
+    use strict;
+    use warnings;
+
+    use lib 't/lib';
+
+    use Module::Implementation;
+    my $loader = Module::Implementation::build_loader_sub(
+        implementations => [ 'Impl1', 'Impl2' ],
+        symbols => [qw( return_42 &return_package $SCALAR @ARRAY %HASH )],
+    );
+
+    $loader->();
+}
+
+{
+    ok( T->can('return_42'),      'T package has a return_42 sub' );
+    ok( T->can('return_package'), 'T package has a return_package sub' );
+    is( T::return_42(), 42, 'T::return_42 work as expected' );
+    is(
+        T::return_package(),
+        'T::Impl1',
+        'T::return_package returns implementation package'
+    );
+
+    no warnings 'once';
+    is( $T::SCALAR, 42, '$T::SCALAR was copied from implementation' );
+    is_deeply(
+        \@T::ARRAY,
+        [ 1, 2, 3 ],
+        '@T::ARRAY was copied from implementation'
+    );
+    is_deeply(
+        \%T::HASH,
+        { key => 'val' },
+        '%T::HASH was copied from implementation'
+    );
+}
+
+done_testing();
diff --git a/t/namespace-cleanliness.t b/t/namespace-cleanliness.t
new file mode 100644
index 0000000..a9917bf
--- /dev/null
+++ b/t/namespace-cleanliness.t
@@ -0,0 +1,33 @@
+use strict;
+use warnings;
+
+use Test::More 0.88;
+
+use Test::Requires {
+    'Test::CleanNamespaces' => 0,
+};
+
+{
+    package T;
+
+    use strict;
+    use warnings;
+
+    use lib 't/lib';
+
+    use Module::Implementation;
+    my $loader = Module::Implementation::build_loader_sub(
+        implementations => [ 'Impl1', 'Impl2' ],
+        symbols         => ['return_42'],
+    );
+    $loader->();
+}
+
+$INC{'T.pm'} = 1;
+
+{
+    local $TODO = q{Without Sub::Name there's no good way to avoid dirtiness};
+    namespaces_clean('T');
+}
+
+done_testing();
diff --git a/t/one-impl-fails1.t b/t/one-impl-fails1.t
new file mode 100644
index 0000000..1df94a0
--- /dev/null
+++ b/t/one-impl-fails1.t
@@ -0,0 +1,28 @@
+use strict;
+use warnings;
+
+use Test::More 0.88;
+
+{
+    package T;
+
+    use strict;
+    use warnings;
+
+    use lib 't/lib';
+
+    use Module::Implementation;
+    my $loader = Module::Implementation::build_loader_sub(
+        implementations => [ 'ImplFails1', 'Impl1' ],
+        symbols         => [qw( return_42 )],
+    );
+
+    $loader->();
+}
+
+{
+    ok( T->can('return_42'),       'T package has a return_42 sub' );
+    ok( !T->can('return_package'), 'T package has a return_package sub' );
+}
+
+done_testing();
diff --git a/t/one-impl-fails2.t b/t/one-impl-fails2.t
new file mode 100644
index 0000000..444d1e8
--- /dev/null
+++ b/t/one-impl-fails2.t
@@ -0,0 +1,28 @@
+use strict;
+use warnings;
+
+use Test::More 0.88;
+
+{
+    package T;
+
+    use strict;
+    use warnings;
+
+    use lib 't/lib';
+
+    use Module::Implementation;
+    my $loader = Module::Implementation::build_loader_sub(
+        implementations => [ 'Impl1', 'ImplFails1' ],
+        symbols         => [qw( return_42 )],
+    );
+
+    $loader->();
+}
+
+{
+    ok( T->can('return_42'),       'T package has a return_42 sub' );
+    ok( !T->can('return_package'), 'T package has a return_package sub' );
+}
+
+done_testing();
diff --git a/t/release-cpan-changes.t b/t/release-cpan-changes.t
new file mode 100644
index 0000000..214650f
--- /dev/null
+++ b/t/release-cpan-changes.t
@@ -0,0 +1,19 @@
+#!perl
+
+BEGIN {
+  unless ($ENV{RELEASE_TESTING}) {
+    require Test::More;
+    Test::More::plan(skip_all => 'these tests are for release candidate testing');
+  }
+}
+
+
+use strict;
+use warnings;
+
+use Test::More 0.96 tests => 2;
+use_ok('Test::CPAN::Changes');
+subtest 'changes_ok' => sub {
+    changes_file_ok('Changes');
+};
+done_testing();
diff --git a/t/release-eol.t b/t/release-eol.t
new file mode 100644
index 0000000..4ce4ad8
--- /dev/null
+++ b/t/release-eol.t
@@ -0,0 +1,16 @@
+
+BEGIN {
+  unless ($ENV{RELEASE_TESTING}) {
+    require Test::More;
+    Test::More::plan(skip_all => 'these tests are for release candidate testing');
+  }
+}
+
+use strict;
+use warnings;
+use Test::More;
+
+eval 'use Test::EOL';
+plan skip_all => 'Test::EOL required' if $@;
+
+all_perl_files_ok({ trailing_whitespace => 1 });
diff --git a/t/release-pod-coverage.t b/t/release-pod-coverage.t
new file mode 100644
index 0000000..1f3b7b6
--- /dev/null
+++ b/t/release-pod-coverage.t
@@ -0,0 +1,43 @@
+#!perl
+
+BEGIN {
+  unless ($ENV{RELEASE_TESTING}) {
+    require Test::More;
+    Test::More::plan(skip_all => 'these tests are for release candidate testing');
+  }
+}
+
+# This file was automatically generated by Dist::Zilla::Plugin::Test::Pod::Coverage::Configurable.
+
+use Test::Pod::Coverage 1.08;
+use Test::More 0.88;
+use Pod::Coverage::TrustPod;
+
+my %skip = map { $_ => 1 } qw(  );
+
+my @modules;
+for my $module ( all_modules() ) {
+    next if $skip{$module};
+
+    push @modules, $module;
+}
+
+plan skip_all => 'All the modules we found were excluded from POD coverage test.'
+    unless @modules;
+
+plan tests => scalar @modules;
+
+my %trustme = ();
+
+for my $module ( sort @modules ) {
+    pod_coverage_ok(
+        $module,
+        {
+            coverage_class => 'Pod::Coverage::TrustPod',
+            trustme        => $trustme{$module} || [],
+        },
+        "pod coverage for $module"
+    );
+}
+
+done_testing();
diff --git a/t/release-pod-linkcheck.t b/t/release-pod-linkcheck.t
new file mode 100644
index 0000000..654cf06
--- /dev/null
+++ b/t/release-pod-linkcheck.t
@@ -0,0 +1,28 @@
+#!perl
+
+BEGIN {
+  unless ($ENV{RELEASE_TESTING}) {
+    require Test::More;
+    Test::More::plan(skip_all => 'these tests are for release candidate testing');
+  }
+}
+
+
+use strict;
+use warnings;
+use Test::More;
+
+foreach my $env_skip ( qw(
+  SKIP_POD_LINKCHECK
+) ){
+  plan skip_all => "\$ENV{$env_skip} is set, skipping"
+    if $ENV{$env_skip};
+}
+
+eval "use Test::Pod::LinkCheck";
+if ( $@ ) {
+  plan skip_all => 'Test::Pod::LinkCheck required for testing POD';
+}
+else {
+  Test::Pod::LinkCheck->new->all_pod_ok;
+}
diff --git a/t/release-pod-no404s.t b/t/release-pod-no404s.t
new file mode 100644
index 0000000..da185ec
--- /dev/null
+++ b/t/release-pod-no404s.t
@@ -0,0 +1,29 @@
+#!perl
+
+BEGIN {
+  unless ($ENV{RELEASE_TESTING}) {
+    require Test::More;
+    Test::More::plan(skip_all => 'these tests are for release candidate testing');
+  }
+}
+
+
+use strict;
+use warnings;
+use Test::More;
+
+foreach my $env_skip ( qw(
+  SKIP_POD_NO404S
+  AUTOMATED_TESTING
+) ){
+  plan skip_all => "\$ENV{$env_skip} is set, skipping"
+    if $ENV{$env_skip};
+}
+
+eval "use Test::Pod::No404s";
+if ( $@ ) {
+  plan skip_all => 'Test::Pod::No404s required for testing POD';
+}
+else {
+  all_pod_files_ok();
+}
diff --git a/t/release-pod-syntax.t b/t/release-pod-syntax.t
new file mode 100644
index 0000000..cdd6a6c
--- /dev/null
+++ b/t/release-pod-syntax.t
@@ -0,0 +1,14 @@
+#!perl
+
+BEGIN {
+  unless ($ENV{RELEASE_TESTING}) {
+    require Test::More;
+    Test::More::plan(skip_all => 'these tests are for release candidate testing');
+  }
+}
+
+# This file was automatically generated by Dist::Zilla::Plugin::PodSyntaxTests.
+use Test::More;
+use Test::Pod 1.41;
+
+all_pod_files_ok();
diff --git a/t/release-portability.t b/t/release-portability.t
new file mode 100644
index 0000000..f0fd79f
--- /dev/null
+++ b/t/release-portability.t
@@ -0,0 +1,19 @@
+#!perl
+
+BEGIN {
+  unless ($ENV{RELEASE_TESTING}) {
+    require Test::More;
+    Test::More::plan(skip_all => 'these tests are for release candidate testing');
+  }
+}
+
+
+use strict;
+use warnings;
+
+use Test::More;
+
+eval 'use Test::Portability::Files';
+plan skip_all => 'Test::Portability::Files required for testing portability'
+    if $@;
+run_tests();
diff --git a/t/requested-fails.t b/t/requested-fails.t
new file mode 100644
index 0000000..da34424
--- /dev/null
+++ b/t/requested-fails.t
@@ -0,0 +1,30 @@
+use strict;
+use warnings;
+
+use Test::More 0.88;
+use Test::Fatal 0.006;
+
+{
+    package T;
+
+    use strict;
+    use warnings;
+
+    use lib 't/lib';
+
+    use Module::Implementation;
+    my $loader = Module::Implementation::build_loader_sub(
+        implementations => [ 'ImplFails1', 'Impl1' ],
+        symbols         => [qw( return_42 )],
+    );
+
+    $ENV{T_IMPLEMENTATION} = 'ImplFails1';
+
+    ::like(
+        ::exception{ $loader->() },
+        qr/Could not load T::ImplFails1/,
+        'Got an exception when implementation requested in env value fails to load'
+    );
+}
+
+done_testing();
diff --git a/t/taint.t b/t/taint.t
new file mode 100644
index 0000000..13f197a
--- /dev/null
+++ b/t/taint.t
@@ -0,0 +1,48 @@
+#!perl -T
+
+use strict;
+use warnings;
+
+use Test::Requires {
+    'Test::Taint' => '0',
+};
+
+use Test::More 0.88;
+use Test::Fatal 0.006;
+
+taint_checking_ok();
+
+{
+    package T;
+
+    use strict;
+    use warnings;
+
+    use lib 't/lib';
+
+    use Module::Implementation;
+    my $loader = Module::Implementation::build_loader_sub(
+        implementations => [ 'Impl1', 'Impl2' ],
+        symbols         => ['return_42'],
+    );
+
+    ::taint( $ENV{T_IMPLEMENTATION} = 'Impl2' );
+
+    ::tainted_ok( $ENV{T_IMPLEMENTATION}, '$ENV{T_IMPLEMENTATION} is tainted' );
+
+    ::is(
+        ::exception{ $loader->() },
+        undef,
+        'no exception when implementation is specified in env var under taint mode'
+    );
+}
+
+{
+    is(
+        Module::Implementation::implementation_for('T'),
+        'Impl2',
+        'T::_implementation returns implementation set in ENV'
+    );
+}
+
+done_testing();