Initial Commit

database/perl/lib/Test/Deep/HashKeys.pm

@@ -0,0 +1,68 @@
+use strict;
+use warnings;
+
+package Test::Deep::HashKeys;
+
+use Test::Deep::Ref;
+
+sub init
+{
+  my $self = shift;
+
+  my %keys;
+  @keys{@_} = ();
+  $self->{val} = \%keys;
+  $self->{keys} = [sort @_];
+}
+
+sub descend
+{
+  my $self = shift;
+  my $got = shift;
+
+  my $exp = $self->{val};
+
+  return 0 unless $self->test_reftype($got, "HASH");
+
+  return Test::Deep::descend($got, $self->hashkeysonly($exp));
+}
+
+sub hashkeysonly
+{
+  require Test::Deep::HashKeysOnly;
+
+  my $self = shift;
+  my $exp = shift;
+
+  return Test::Deep::HashKeysOnly->new(keys %$exp)
+}
+
+package Test::Deep::SuperHashKeys;
+
+use base 'Test::Deep::HashKeys';
+
+sub hashkeysonly
+{
+  require Test::Deep::HashKeysOnly;
+
+  my $self = shift;
+  my $exp = shift;
+
+  return Test::Deep::SuperHashKeysOnly->new(keys %$exp)
+}
+
+package Test::Deep::SubHashKeys;
+
+use base 'Test::Deep::HashKeys';
+
+sub hashkeysonly
+{
+  require Test::Deep::HashKeysOnly;
+
+  my $self = shift;
+  my $exp = shift;
+
+  return Test::Deep::SubHashKeysOnly->new(keys %$exp)
+}
+
+1;