More regression tests for $^H and %^H.

Add a TODO test for eval "" preserving %^H.

p4raw-id: //depot/perl@17686

1 files changed, 29 insertions, 8 deletions

diff --git a/t/comp/hints.t b/t/comp/hints.t
index 5911b77688..117096860f 100644
--- a/t/comp/hints.t
+++ b/t/comp/hints.t
@@ -1,36 +1,57 @@
-#!./perl -w
+#!./perl
 
-BEGIN { print "1..7\n"; }
+# Tests the scoping of $^H and %^H
+
+BEGIN { print "1..14\n"; }
 BEGIN {
     print "not " if exists $^H{foo};
     print "ok 1 - \$^H{foo} doesn't exist initially\n";
+    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 {
 	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";
+	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";
+    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 # TODO\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";
+    print "not " if $^H & 0x00020000;
+    print "ok 8 - \$^H doesn't contain HINT_LOCALIZE_HH while finishing compilation\n";
 }