[perl #71204] diagnostics.pm suppresses 'Use of uninitialized value in range (or...

[p5sagit/p5-mst-13.2.git] / t / comp / hints.t

diff --git a/t/comp/hints.t b/t/comp/hints.t
index 5911b77..f8c6dca 100644 (file)
--- a/t/comp/hints.t
+++ b/t/comp/hints.t
@@ -1,36 +1,125 @@
-#!./perl -w
+#!./perl
 
-BEGIN { print "1..7\n"; }
+# Tests the scoping of $^H and %^H
+
+@INC = '../lib';
+
+BEGIN { print "1..23\n"; }
 BEGIN {
     print "not " if exists $^H{foo};
     print "ok 1 - \$^H{foo} doesn't exist initially\n";
+    if (${^OPEN}) {
+       print "not " unless $^H & 0x00020000;
+       print "ok 2 - \$^H contains HINT_LOCALIZE_HH initially with ${^OPEN}\n";
+    } else {
+       print "not " if $^H & 0x00020000;
+       print "ok 2 - \$^H doesn't contain HINT_LOCALIZE_HH initially\n";
+    }
 }
 {
     # simulate a pragma -- don't forget HINT_LOCALIZE_HH
-    BEGIN { $^H |= 0x00020000; $^H{foo} = "a"; }
+    BEGIN { $^H |= 0x04020000; $^H{foo} = "a"; }
     BEGIN {
        print "not " if $^H{foo} ne "a";
-       print "ok 2 - \$^H{foo} is now 'a'\n";
+       print "ok 3 - \$^H{foo} is now 'a'\n";
+       print "not " unless $^H & 0x00020000;
+       print "ok 4 - \$^H contains HINT_LOCALIZE_HH while compiling\n";
     }
     {
        BEGIN { $^H |= 0x00020000; $^H{foo} = "b"; }
        BEGIN {
            print "not " if $^H{foo} ne "b";
-           print "ok 3 - \$^H{foo} is now 'b'\n";
+           print "ok 5 - \$^H{foo} is now 'b'\n";
        }
     }
     BEGIN {
        print "not " if $^H{foo} ne "a";
-       print "ok 4 - \$H^{foo} restored to 'a'\n";
+       print "ok 6 - \$^H{foo} restored to 'a'\n";
     }
+    # The pragma settings disappear after compilation
+    # (test at CHECK-time and at run-time)
     CHECK {
        print "not " if exists $^H{foo};
-       print "ok 6 - \$^H{foo} doesn't exist when compilation complete\n";
+       print "ok 9 - \$^H{foo} doesn't exist when compilation complete\n";
+       if (${^OPEN}) {
+           print "not " unless $^H & 0x00020000;
+           print "ok 10 - \$^H contains HINT_LOCALIZE_HH when compilation complete with ${^OPEN}\n";
+       } else {
+           print "not " if $^H & 0x00020000;
+           print "ok 10 - \$^H doesn't contain HINT_LOCALIZE_HH when compilation complete\n";
+       }
     }
     print "not " if exists $^H{foo};
-    print "ok 7 - \$^H{foo} doesn't exist at runtime\n";
+    print "ok 11 - \$^H{foo} doesn't exist at runtime\n";
+    if (${^OPEN}) {
+       print "not " unless $^H & 0x00020000;
+       print "ok 12 - \$^H contains HINT_LOCALIZE_HH at run-time with ${^OPEN}\n";
+    } else {
+       print "not " if $^H & 0x00020000;
+       print "ok 12 - \$^H doesn't contain HINT_LOCALIZE_HH at run-time\n";
+    }
+    # op_entereval should keep the pragmas it was compiled with
+    eval q*
+       print "not " if $^H{foo} ne "a";
+       print "ok 13 - \$^H{foo} is 'a' at eval-\"\" time\n";
+       print "not " unless $^H & 0x00020000;
+       print "ok 14 - \$^H contains HINT_LOCALIZE_HH at eval\"\"-time\n";
+    *;
 }
 BEGIN {
     print "not " if exists $^H{foo};
-    print "ok 5 - \$^H{foo} doesn't exist while finishing compilation\n";
+    print "ok 7 - \$^H{foo} doesn't exist while finishing compilation\n";
+    if (${^OPEN}) {
+       print "not " unless $^H & 0x00020000;
+       print "ok 8 - \$^H contains HINT_LOCALIZE_HH while finishing compilation with ${^OPEN}\n";
+    } else {
+       print "not " if $^H & 0x00020000;
+       print "ok 8 - \$^H doesn't contain HINT_LOCALIZE_HH while finishing compilation\n";
+    }
+}
+
+{
+    BEGIN{$^H{x}=1};
+    for my $tno (15..16) {
+        eval q(
+            print $^H{x}==1 && !$^H{y} ? "ok $tno\n" : "not ok $tno\n";
+            $^H{y} = 1;
+        );
+        if ($@) {
+            (my $str = $@)=~s/^/# /gm;
+            print "not ok $tno\n$str\n";
+        }
+    }
+}
+
+{
+    BEGIN { $^H |= 0x04000000; $^H{foo} = "z"; }
+
+    our($ri0, $rf0); BEGIN { $ri0 = $^H; $rf0 = $^H{foo}; }
+    print +($ri0 & 0x04000000 ? "" : "not "), "ok 17 - \$^H correct before require\n";
+    print +($rf0 eq "z" ? "" : "not "), "ok 18 - \$^H{foo} correct before require\n";
+
+    our($ra1, $ri1, $rf1, $rfe1);
+    BEGIN { require "comp/hints.aux"; }
+    print +(!($ri1 & 0x04000000) ? "" : "not "), "ok 19 - \$^H cleared for require\n";
+    print +(!defined($rf1) && !$rfe1 ? "" : "not "), "ok 20 - \$^H{foo} cleared for require\n";
+
+    our($ri2, $rf2); BEGIN { $ri2 = $^H; $rf2 = $^H{foo}; }
+    print +($ri2 & 0x04000000 ? "" : "not "), "ok 21 - \$^H correct after require\n";
+    print +($rf2 eq "z" ? "" : "not "), "ok 22 - \$^H{foo} correct after require\n";
 }
+
+# Add new tests above this require, in case it fails.
+require './test.pl';
+
+# bug #27040: hints hash was being double-freed
+my $result = runperl(
+    prog => '$^H |= 0x20000; eval q{BEGIN { $^H |= 0x20000 }}',
+    stderr => 1
+);
+print "not " if length $result;
+print "ok 23 - double-freeing hints hash\n";
+print "# got: $result\n" if length $result;
+
+__END__
+# Add new tests above require 'test.pl'