This is 0.64

[perl/modules/Variable-Magic.git] / t / 11-multiple.t

diff --git a/t/11-multiple.t b/t/11-multiple.t
index c77decea46fda34fd30dddfc056a55cd2a0445e9..7c92b78298f62831e47039bebb2904494011729d 100644 (file)
--- a/t/11-multiple.t
+++ b/t/11-multiple.t
@@ -1,8 +1,11 @@
 #!perl -T
 
-use Test::More tests => 33;
+use strict;
+use warnings;
 
-use Variable::Magic qw/wizard cast dispell/;
+use Test::More tests => 33 + 41;
+
+use Variable::Magic qw<wizard cast dispell VMG_UVAR>;
 
 my $n = 3;
 my @w;
@@ -10,63 +13,143 @@ my @c = (0) x $n;
 
 sub multi {
  my ($cb, $tests) = @_;
- for (local $i = 0; $i < $n; ++$i) {
-  my $res = eval { $cb->() };
-  $tests->($res, $@);
+ for (my $i = 0; $i < $n; ++$i) {
+  my $res = eval { $cb->($i) };
+  $tests->($i, $res, $@);
  }
 }
 
 eval { $w[0] = wizard get => sub { ++$c[0] }, set => sub { --$c[0] } };
-ok(!$@, "wizard 0 creation error ($@)");
+is($@, '', 'wizard 0 creation doesn\'t croak');
 eval { $w[1] = wizard get => sub { ++$c[1] }, set => sub { --$c[1] } };
-ok(!$@, "wizard 1 creation error ($@)");
+is($@, '', 'wizard 1 creation doesn\'t croak');
 eval { $w[2] = wizard get => sub { ++$c[2] }, set => sub { --$c[2] } };
-ok(!$@, "wizard 2 creation error ($@)");
+is($@, '', 'wizard 2 creation doesn\'t croak');
 
 multi sub {
+ my ($i) = @_;
  $w[$i]
 }, sub {
- my ($res, $err) = @_;
- ok(defined $res, "wizard $i is defined");
- ok(ref($w[$i]) eq 'SCALAR', "wizard $i is a scalar ref");
+ my ($i, $res, $err) = @_;
+ ok(defined $res,         "wizard $i is defined");
+ is(ref $w[$i], 'SCALAR', "wizard $i is a scalar ref");
 };
 
 my $a = 0;
 
 multi sub {
+ my ($i) = @_;
  cast $a, $w[$i];
 }, sub {
- my ($res, $err) = @_;
- ok(!$err, "cast magic $i croaks ($err)");
- ok($res, "cast magic $i invalid");
+ my ($i, $res, $err) = @_;
+ is($err, '', "cast magic $i doesn't croak");
+ ok($res,     "cast magic $i is valid");
 };
 
 my $b = $a;
-for (0 .. $n - 1) { ok($c[$_] == 1, "get magic $_"); }
+for (0 .. $n - 1) { is($c[$_], 1, "get magic $_"); }
 
 $a = 1;
-for (0 .. $n - 1) { ok($c[$_] == 0, "set magic $_"); }
+for (0 .. $n - 1) { is($c[$_], 0, "set magic $_"); }
 
 my $res = eval { dispell $a, $w[1] };
-ok(!$@, "dispell magic 1 croaks ($@)");
-ok($res, 'dispell magic 1 invalid');
+is($@, '', 'dispell magic 1 doesn\'t croak');
+ok($res,   'dispell magic 1 is valid');
 
 $b = $a;
-for (0, 2) { ok($c[$_] == 1, "get magic $_ after dispelled 1"); }
+for (0, 2) { is($c[$_], 1, "get magic $_ after dispelled 1"); }
 
 $a = 2;
-for (0, 2) { ok($c[$_] == 0, "set magic $_ after dispelled 1"); }
+for (0, 2) { is($c[$_], 0, "set magic $_ after dispelled 1"); }
 
 $res = eval { dispell $a, $w[0] };
-ok(!$@, "dispell magic 0 croaks ($@)");
-ok($res, 'dispell magic 0 invalid');
+is($@, '', 'dispell magic 0 doesn\'t croak');
+ok($res,   'dispell magic 0 is valid');
 
 $b = $a;
-ok($c[2] == 1, 'get magic 2 after dispelled 1 & 0');
+is($c[2], 1, 'get magic 2 after dispelled 1 & 0');
 
 $a = 3;
-ok($c[2] == 0, 'set magic 2 after dispelled 1 & 0');
+is($c[2], 0, 'set magic 2 after dispelled 1 & 0');
 
 $res = eval { dispell $a, $w[2] };
-ok(!$@, "dispell magic 2 croaks ($@)");
-ok($res, 'dispell magic 2 invalid');
+is($@, '', 'dispell magic 2 doesn\'t croak');
+ok($res,   'dispell magic 2 is valid');
+
+SKIP: {
+ skip 'No nice uvar magic for this perl' => 41 unless VMG_UVAR;
+
+ $n = 3;
+ @c = (0) x $n;
+
+ eval { $w[0] = wizard fetch => sub { ++$c[0] }, store => sub { --$c[0] } };
+ is($@, '', 'wizard with uvar 0 doesn\'t croak');
+ eval { $w[1] = wizard fetch => sub { ++$c[1] }, store => sub { --$c[1] } };
+ is($@, '', 'wizard with uvar 1 doesn\'t croak');
+ eval { $w[2] = wizard fetch => sub { ++$c[2] }, store => sub { --$c[2] } };
+ is($@, '', 'wizard with uvar 2 doesn\'t croak');
+
+ multi sub {
+  my ($i) = @_;
+  $w[$i]
+ }, sub {
+  my ($i, $res, $err) = @_;
+  ok(defined $res,         "wizard with uvar $i is defined");
+  is(ref $w[$i], 'SCALAR', "wizard with uvar $i is a scalar ref");
+ };
+
+ my %h = (a => 1, b => 2);
+
+ multi sub {
+  my ($i) = @_;
+  cast %h, $w[$i];
+ }, sub {
+  my ($i, $res, $err) = @_;
+  is($err, '', "cast uvar magic $i doesn't croak");
+  ok($res,     "cast uvar magic $i is valid");
+ };
+
+ my $s = $h{a};
+ is($s, 1, 'fetch magic doesn\'t clobber');
+ for (0 .. $n - 1) { is($c[$_], 1, "fetch magic $_"); }
+
+ $h{a} = 3;
+ for (0 .. $n - 1) { is($c[$_], 0, "store magic $_"); }
+ is($h{a}, 3, 'store magic doesn\'t clobber');
+ # $c[$_] == 1 for 0 .. 2
+
+ my $res = eval { dispell %h, $w[1] };
+ is($@, '', 'dispell uvar magic 1 doesn\'t croak');
+ ok($res,   'dispell uvar magic 1 is valid');
+
+ $s = $h{b};
+ is($s, 2, 'fetch magic after dispelled 1 doesn\'t clobber');
+ for (0, 2) { is($c[$_], 2, "fetch magic $_ after dispelled 1"); }
+
+ $h{b} = 4;
+ for (0, 2) { is($c[$_], 1, "store magic $_ after dispelled 1"); }
+ is($h{b}, 4, 'store magic after dispelled 1 doesn\'t clobber');
+ # $c[$_] == 2 for 0, 2
+
+ $res = eval { dispell %h, $w[2] };
+ is($@, '', 'dispell uvar magic 2 doesn\'t croak');
+ ok($res,   'dispell uvar magic 2 is valid');
+
+ $s = $h{b};
+ is($s, 4, 'fetch magic after dispelled 1,2 doesn\'t clobber');
+ for (0) { is($c[$_], 3, "fetch magic $_ after dispelled 1,2"); }
+
+ $h{b} = 6;
+ for (0) { is($c[$_], 2, "store magic $_ after dispelled 1,2"); }
+ is($h{b}, 6, 'store magic after dispelled 1,2 doesn\'t clobber');
+ # $c[$_] == 3 for 0
+
+ $res = eval { dispell %h, $w[0] };
+ is($@, '', 'dispell uvar magic 0 doesn\'t croak');
+ ok($res,   'dispell uvar magic 0 is valid');
+
+ $s = $h{b};
+ is($s, 6, 'fetch magic after dispelled 1,2,0 doesn\'t clobber');
+ $h{b} = 8;
+ is($h{b}, 8, 'store magic after dispelled 1,2,0 doesn\'t clobber');
+}