Initial Commit

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

@@ -0,0 +1,83 @@
+use strict;
+use warnings;
+
+package Test::Deep::Methods;
+
+use Test::Deep::Cmp;
+use Scalar::Util;
+
+sub init
+{
+  my $self = shift;
+
+  # get them all into [$name,@args] => $value format
+  my @methods;
+  while (@_)
+  {
+    my $name = shift;
+    my $value = shift;
+    push(@methods,
+      [
+        ref($name) ? $name : [ $name ],
+        $value
+      ]
+    );
+  }
+  $self->{methods} = \@methods;
+}
+
+sub descend
+{
+  my $self = shift;
+  my $got = shift;
+
+  my $data = $self->data;
+
+  foreach my $method (@{$self->{methods}})
+  {
+    $data->{method} = $method;
+
+    my ($call, $exp_res) = @$method;
+    my ($name, @args) = @$call;
+
+    local $@;
+
+    my $got_res;
+    if (! eval { $got_res = $self->call_method($got, $call); 1 }) {
+      die $@ unless $@ =~ /\ACan't locate object method "\Q$name"/;
+      $got_res = $Test::Deep::DNE;
+    }
+
+    next if Test::Deep::descend($got_res, $exp_res);
+
+    return 0;
+  }
+
+  return 1;
+}
+
+sub call_method
+{
+  my $self = shift;
+  my ($got, $call) = @_;
+  my ($name, @args) = @$call;
+
+  return $got->$name(@args);
+}
+
+sub render_stack
+{
+  my $self = shift;
+  my ($var, $data) = @_;
+
+  my $method = $data->{method};
+  my ($call, $expect) = @$method;
+  my ($name, @args) = @$call;
+
+  my $args = @args ? "(".join(", ", @args).")" : "";
+  $var .= "->$name$args";
+
+  return $var;
+}
+
+1;