fix defaults broken by last Pg defaults fix commit

[dbsrgits/DBIx-Class-Schema-Loader.git] / lib / DBIx / Class / Schema / Loader / Utils.pm

diff --git a/lib/DBIx/Class/Schema/Loader/Utils.pm b/lib/DBIx/Class/Schema/Loader/Utils.pm
index aaea3aa..a920890 100644 (file)
--- a/lib/DBIx/Class/Schema/Loader/Utils.pm
+++ b/lib/DBIx/Class/Schema/Loader/Utils.pm
@@ -3,9 +3,13 @@ package # hide from PAUSE
 
 use strict;
 use warnings;
+use Data::Dumper ();
+use Test::More;
+use File::Slurp 'read_file';
+use namespace::clean;
 use Exporter 'import';
 
-our @EXPORT_OK = qw/split_name/;
+our @EXPORT_OK = qw/split_name dumper dumper_squashed eval_package_without_redefine_warnings class_path no_warnings warnings_exist warnings_exist_silent slurp_file/;
 
 use constant BY_CASE_TRANSITION =>
     qr/(?<=[[:lower:]\d])[\W_]*(?=[[:upper:]])|[\W_]+/;
@@ -13,11 +17,132 @@ use constant BY_CASE_TRANSITION =>
 use constant BY_NON_ALPHANUM =>
     qr/[\W_]+/;
 
+my $LF   = "\x0a";
+my $CRLF = "\x0d\x0a";
+
 sub split_name($) {
     my $name = shift;
 
     split $name =~ /[[:upper:]]/ && $name =~ /[[:lower:]]/ ? BY_CASE_TRANSITION : BY_NON_ALPHANUM, $name;
 }
 
+sub dumper($) {
+    my $val = shift;
+
+    my $dd = Data::Dumper->new([]);
+    $dd->Terse(1)->Indent(1)->Useqq(1)->Deparse(1)->Quotekeys(0)->Sortkeys(1);
+    return $dd->Values([ $val ])->Dump;
+}
+
+sub dumper_squashed($) {
+    my $val = shift;
+
+    my $dd = Data::Dumper->new([]);
+    $dd->Terse(1)->Indent(1)->Useqq(1)->Deparse(1)->Quotekeys(0)->Sortkeys(1)->Indent(0);
+    return $dd->Values([ $val ])->Dump;
+}
+
+sub eval_package_without_redefine_warnings {
+    my ($pkg, $code) = @_;
+
+    my $warn_handler = $SIG{__WARN__} || sub { warn @_ };
+
+    local $SIG{__WARN__} = sub {
+        $warn_handler->(@_)
+            unless $_[0] =~ /^Subroutine \S+ redefined/;
+    };
+
+    # This hairiness is to handle people using "use warnings FATAL => 'all';"
+    # in their custom or external content.
+    my @delete_syms;
+    my $try_again = 1;
+
+    while ($try_again) {
+        eval $code;
+
+        if (my ($sym) = $@ =~ /^Subroutine (\S+) redefined/) {
+            delete $INC{ +class_path($pkg) };
+            push @delete_syms, $sym;
+
+            foreach my $sym (@delete_syms) {
+                no strict 'refs';
+                undef *{"${pkg}::${sym}"};
+            }
+        }
+        elsif ($@) {
+            die $@ if $@;
+        }
+        else {
+            $try_again = 0;
+        }
+    }
+}
+
+sub class_path {
+    my $class = shift;
+
+    my $class_path = $class;
+    $class_path =~ s{::}{/}g;
+    $class_path .= '.pm';
+
+    return $class_path;
+}
+
+sub no_warnings(&;$) {
+    my ($code, $test_name) = @_;
+
+    my $failed = 0;
+
+    my $warn_handler = $SIG{__WARN__} || sub { warn @_ };
+    local $SIG{__WARN__} = sub {
+        $failed = 1;
+        $warn_handler->(@_);
+    };
+
+    $code->();
+
+    ok ((not $failed), $test_name);
+}
+
+sub warnings_exist(&$$) {
+    my ($code, $re, $test_name) = @_;
+
+    my $matched = 0;
+
+    my $warn_handler = $SIG{__WARN__} || sub { warn @_ };
+    local $SIG{__WARN__} = sub {
+        if ($_[0] =~ $re) {
+            $matched = 1;
+        }
+        else {
+            $warn_handler->(@_)
+        }
+    };
+
+    $code->();
+
+    ok $matched, $test_name;
+}
+
+sub warnings_exist_silent(&$$) {
+    my ($code, $re, $test_name) = @_;
+
+    my $matched = 0;
+
+    local $SIG{__WARN__} = sub { $matched = 1 if $_[0] =~ $re; };
+
+    $code->();
+
+    ok $matched, $test_name;
+}
+
+sub slurp_file($) {
+    my $data = read_file(shift, binmode => ':encoding(UTF-8)');
+
+    $data =~ s/$CRLF|$LF/\n/g;
+
+    return $data;
+}
+
 1;
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