Factor similar stress level tests in t/81-stress-level.t

[perl/modules/Scope-Upper.git] / t / 81-stress-level.t

diff --git a/t/81-stress-level.t b/t/81-stress-level.t
new file mode 100644 (file)
index 0000000..5dd5d43
--- /dev/null
+++ b/t/81-stress-level.t
@@ -0,0 +1,55 @@
+#!perl -T
+
+use strict;
+use warnings;
+
+use Test::More 'no_plan';
+
+use Scope::Upper qw/reap/;
+
+use lib 't/lib';
+use Scope::Upper::TestGenerator;
+
+local $Scope::Upper::TestGenerator::call = sub {
+ my ($height, $level, $i) = @_;
+ return [ "reap \\&check => $level;\n" ];
+};
+
+local $Scope::Upper::TestGenerator::test = sub {
+ my ($height, $level, $i) = @_;
+ my $j = $i < $height - $level ? 1 : 'undef';
+ return "is(\$main::y, $j, 'y h=$height, l=$level, i=$i');\n";
+};
+
+our ($x, $y, $testcase);
+
+sub check { $y = 0 unless defined $y; ++$y }
+
+{
+ no warnings 'redefine';
+ *is = sub ($$;$) {
+  my ($a, $b, $desc) = @_;
+  if (defined $testcase
+      and (defined $b) ? (not defined $a or $a != $b) : defined $a) {
+   diag <<DIAG;
+=== This testcase failed ===
+$testcase
+==== vvvvv Errors vvvvvv ===
+DIAG
+   undef $testcase;
+  }
+  Test::More::is($a, $b, $desc);
+ }
+}
+
+for my $level (0 .. 4) {
+ for my $height ($level + 1 .. $level + 2) {
+  my $tests = Scope::Upper::TestGenerator::gen($height, $level);
+  for (@$tests) {
+   $testcase = $_;
+   $x = $y = undef;
+   eval;
+   diag $@ if $@;
+  }
+ }
+}