1 files changed, 107 insertions, 0 deletions
diff --git a/test/output.py b/test/output.py
new file mode 100644
index 0000000..56cfb0a
--- /dev/null
+++ b/test/output.py
@@ -0,0 +1,107 @@
+use strict;
+use warnings;
+use Test::More tests => 9;
+use Data::Dumper;
+
+use Data::YAML::Writer;
+
+my $out = [
+  "---",
+  "bill-to:",
+  "  address:",
+  "    city: 'Royal Oak'",
+  "    lines: \"458 Walkman Dr.\\nSuite #292\\n\"",
+  "    postal: 48046",
+  "    state: MI",
+  "  family: Dumars",
+  "  given: Chris",
+  "comments: \"Late afternoon is best. Backup contact is Nancy Billsmer \@ 338-4338\\n\"",
+  "date: 2001-01-23",
+  "invoice: 34843",
+  "product:",
+  "  -",
+  "    description: Basketball",
+  "    price: 450.00",
+  "    quantity: 4",
+  "    sku: BL394D",
+  "  -",
+  "    description: 'Super Hoop'",
+  "    price: 2392.00",
+  "    quantity: 1",
+  "    sku: BL4438H",
+  "tax: 251.42",
+  "total: 4443.52",
+  "...",
+];
+
+my $in = {
+  'bill-to' => {
+    'given'   => 'Chris',
+    'address' => {
+      'city'   => 'Royal Oak',
+      'postal' => '48046',
+      'lines'  => "458 Walkman Dr.\nSuite #292\n",
+      'state'  => 'MI'
+    },
+    'family' => 'Dumars'
+  },
+  'invoice' => '34843',
+  'date'    => '2001-01-23',
+  'tax'     => '251.42',
+  'product' => [
+    {
+      'sku'         => 'BL394D',
+      'quantity'    => '4',
+      'price'       => '450.00',
+      'description' => 'Basketball'
+    },
+    {
+      'sku'         => 'BL4438H',
+      'quantity'    => '1',
+      'price'       => '2392.00',
+      'description' => 'Super Hoop'
+    }
+  ],
+  'comments' =>
+   "Late afternoon is best. Backup contact is Nancy Billsmer @ 338-4338\n",
+  'total' => '4443.52'
+};
+
+my @buf1 = ();
+my @buf2 = ();
+my $buf3 = '';
+
+my @destination = (
+  {
+    name        => 'Array reference',
+    destination => \@buf1,
+    normalise   => sub { return \@buf1 },
+  },
+  {
+    name        => 'Closure',
+    destination => sub { push @buf2, shift },
+    normalise => sub { return \@buf2 },
+  },
+  {
+    name        => 'Scalar',
+    destination => \$buf3,
+    normalise   => sub {
+      my @ar = split( /\n/, $buf3 );
+      return \@ar;
+    },
+  },
+);
+
+for my $dest ( @destination ) {
+  my $name = $dest->{name};
+  ok my $yaml = Data::YAML::Writer->new, "$name: Created";
+  isa_ok $yaml, 'Data::YAML::Writer';
+
+  $yaml->write( $in, $dest->{destination} );
+  my $got = $dest->{normalise}->();
+  unless ( is_deeply $got, $out, "$name: Result matches" ) {
+    local $Data::Dumper::Useqq = $Data::Dumper::Useqq = 1;
+    diag( Data::Dumper->Dump( [$got], ['$got'] ) );
+    diag( Data::Dumper->Dump( [$out], ['$expected'] ) );
+  }
+}