todo test for the description/memoize thing

1 files changed, 102 insertions, 0 deletions

diff --git a/t/05-memoize.t b/t/05-memoize.t
new file mode 100644
index 0000000..02fd11f
--- /dev/null
+++ b/t/05-memoize.t
@@ -0,0 +1,102 @@
+#!/usr/bin/env perl
+use strict;
+use warnings;
+use Test::More;
+use Test::Fatal;
+use Test::Requires 'Test::Output';
+
+use Eval::Closure;
+
+{
+    my $source = 'BEGIN { warn "foo\n" } sub { $foo * 2 }';
+
+    my $code;
+    my $bar = 15;
+    stderr_is {
+        $code = eval_closure(
+            source      => $source,
+            environment => {
+                '$foo' => \$bar,
+            },
+        );
+    } "foo\n", "BEGIN was run";
+
+    is($code->(), 30, "got the right sub");
+
+    my $code2;
+    my $baz = 8;
+    stderr_is {
+        $code2 = eval_closure(
+            source      => $source,
+            environment => {
+                '$foo' => \$baz,
+            },
+        );
+    } '', "BEGIN was not run twice";
+
+    is($code2->(), 16, "got the right sub");
+}
+
+{
+    my $source = 'BEGIN { warn "bar\n" } sub { $bar * 2 }';
+
+    my $code;
+    my $foo = 60;
+    stderr_is {
+        $code = eval_closure(
+            source      => $source,
+            environment => {
+                '$bar' => \$foo,
+            },
+            description => 'foo',
+        );
+    } "bar\n", "BEGIN was run";
+
+    is($code->(), 120, "got the right sub");
+
+    my $code2;
+    my $baz = 23;
+    { local $TODO = "description breaks memoization";
+    stderr_is {
+        $code2 = eval_closure(
+            source      => $source,
+            environment => {
+                '$bar' => \$baz,
+            },
+            description => 'baz',
+        );
+    } '', "BEGIN was not run twice";
+    }
+
+    is($code2->(), 46, "got the right sub");
+}
+
+{
+    my $source = 'BEGIN { warn "baz\n" } sub { Carp::confess "baz" }';
+
+    my $code;
+    stderr_is {
+        $code = eval_closure(
+            source      => $source,
+            description => 'first',
+        );
+    } "baz\n", "BEGIN was run";
+
+    like(exception { $code->() }, qr/baz at first line 1/,
+         "got the right description");
+
+    my $code2;
+    { local $TODO = "description breaks memoization";
+    stderr_is {
+        $code2 = eval_closure(
+            source      => $source,
+            description => 'second',
+        );
+    } '', "BEGIN was not run twice";
+    }
+
+    like(exception { $code2->() }, qr/baz at second line 1/,
+         "got the right description");
+}
+
+done_testing;