X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=t%2Fio%2Fargv.t;h=d6c895d6cc9fa806ebfc61a1d9934b9cab7c5734;hb=7de9d14ea5825e7555ec8154a1b3731aa00948b6;hp=c6565dc9c78f084aa5893adf83e9228c955645b0;hpb=181ea953f5037d8eebef8af5f5ba67f9ff02a565;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/t/io/argv.t b/t/io/argv.t
old mode 100755
new mode 100644
index c6565dc..d6c895d
--- a/t/io/argv.t
+++ b/t/io/argv.t
@@ -1,59 +1,142 @@
 #!./perl
 
-print "1..6\n";
+BEGIN {
+    chdir 't' if -d 't';
+    @INC = '../lib';
+}
 
-open(try, '>Io.argv.tmp') || (die "Can't open temp file: $!");
-print try "a line\n";
-close try;
+BEGIN { require "./test.pl"; }
 
-if ($^O eq 'MSWin32') {
-  $x = `.\\perl -e "while (<>) {print \$.,\$_;}" Io.argv.tmp Io.argv.tmp`;
-}
-else {
-  $x = `./perl -e 'while (<>) {print \$.,\$_;}' Io.argv.tmp Io.argv.tmp`;
-}
-if ($x eq "1a line\n2a line\n") {print "ok 1\n";} else {print "not ok 1\n";}
+plan(tests => 23);
 
-if ($^O eq 'MSWin32') {
-  $x = `.\\perl -le "print 'foo'" | .\\perl -e "while (<>) {print \$_;}" Io.argv.tmp -`;
-}
-else {
-  $x = `echo foo|./perl -e 'while (<>) {print $_;}' Io.argv.tmp -`;
-}
-if ($x eq "a line\nfoo\n") {print "ok 2\n";} else {print "not ok 2\n";}
+use File::Spec;
+
+my $devnull = File::Spec->devnull;
+
+open(TRY, '>Io_argv1.tmp') || (die "Can't open temp file: $!");
+print TRY "a line\n";
+close TRY or die "Could not close: $!";
+
+$x = runperl(
+    prog	=> 'while (<>) { print $., $_; }',
+    args	=> [ 'Io_argv1.tmp', 'Io_argv1.tmp' ],
+);
+is($x, "1a line\n2a line\n", '<> from two files');
 
-if ($^O eq 'MSWin32') {
-  $x = `.\\perl -le "print 'foo'" |.\\perl -e "while (<>) {print \$_;}"`;
+{
+    $x = runperl(
+	prog	=> 'while (<>) { print $_; }',
+	stdin	=> "foo\n",
+	args	=> [ 'Io_argv1.tmp', '-' ],
+    );
+    is($x, "a line\nfoo\n", '   from a file and STDIN');
+
+    $x = runperl(
+	prog	=> 'while (<>) { print $_; }',
+	stdin	=> "foo\n",
+    );
+    is($x, "foo\n", '   from just STDIN');
 }
-else {
-  $x = `echo foo|./perl -e 'while (<>) {print $_;}'`;
+
+{
+    # 5.10 stopped autovivifying scalars in globs leading to a
+    # segfault when $ARGV is written to.
+    runperl( prog => 'eof()', stdin => "nothing\n" );
+    is( 0+$?, 0, q(eof() doesn't segfault) );
 }
-if ($x eq "foo\n") {print "ok 3\n";} else {print "not ok 3 :$x:\n";}
 
-@ARGV = ('Io.argv.tmp', 'Io.argv.tmp', '/dev/null', 'Io.argv.tmp');
+@ARGV = ('Io_argv1.tmp', 'Io_argv1.tmp', $devnull, 'Io_argv1.tmp');
 while (<>) {
     $y .= $. . $_;
     if (eof()) {
-	if ($. == 3) {print "ok 4\n";} else {print "not ok 4\n";}
+	is($., 3, '$. counts <>');
     }
 }
 
-if ($y eq "1a line\n2a line\n3a line\n")
-    {print "ok 5\n";}
-else
-    {print "not ok 5\n";}
+is($y, "1a line\n2a line\n3a line\n", '<> from @ARGV');
 
-open(try, '>Io.argv.tmp') or die "Can't open temp file: $!";
-close try;
-@ARGV = 'Io.argv.tmp';
-$^I = '.bak';
+
+open(TRY, '>Io_argv1.tmp') or die "Can't open temp file: $!";
+close TRY or die "Could not close: $!";
+open(TRY, '>Io_argv2.tmp') or die "Can't open temp file: $!";
+close TRY or die "Could not close: $!";
+@ARGV = ('Io_argv1.tmp', 'Io_argv2.tmp');
+$^I = '_bak';   # not .bak which confuses VMS
 $/ = undef;
+my $i = 7;
+while (<>) {
+    s/^/ok $i\n/;
+    ++$i;
+    print;
+    next_test();
+}
+open(TRY, '<Io_argv1.tmp') or die "Can't open temp file: $!";
+print while <TRY>;
+open(TRY, '<Io_argv2.tmp') or die "Can't open temp file: $!";
+print while <TRY>;
+close TRY or die "Could not close: $!";
+undef $^I;
+
+ok( eof TRY );
+
+{
+    no warnings 'once';
+    ok( eof NEVEROPENED,    'eof() true on unopened filehandle' );
+}
+
+open STDIN, 'Io_argv1.tmp' or die $!;
+@ARGV = ();
+ok( !eof(),     'STDIN has something' );
+
+is( <>, "ok 7\n" );
+
+open STDIN, $devnull or die $!;
+@ARGV = ();
+ok( eof(),      'eof() true with empty @ARGV' );
+
+@ARGV = ('Io_argv1.tmp');
+ok( !eof() );
+
+@ARGV = ($devnull, $devnull);
+ok( !eof() );
+
+close ARGV or die $!;
+ok( eof(),      'eof() true after closing ARGV' );
+
+{
+    local $/;
+    open F, 'Io_argv1.tmp' or die "Could not open Io_argv1.tmp: $!";
+    <F>;	# set $. = 1
+    is( <F>, undef );
+
+    open F, $devnull or die;
+    ok( defined(<F>) );
+
+    is( <F>, undef );
+    is( <F>, undef );
+
+    open F, $devnull or die;	# restart cycle again
+    ok( defined(<F>) );
+    is( <F>, undef );
+    close F or die "Could not close: $!";
+}
+
+# This used to dump core
+fresh_perl_is( <<'**PROG**', "foobar", {}, "ARGV aliasing and eof()" ); 
+open OUT, ">Io_argv3.tmp" or die "Can't open temp file: $!";
+print OUT "foo";
+close OUT;
+open IN, "Io_argv3.tmp" or die "Can't open temp file: $!";
+*ARGV = *IN;
 while (<>) {
-    s/^/ok 6\n/;
     print;
+    print "bar" if eof();
 }
-open(try, '<Io.argv.tmp') or die "Can't open temp file: $!";
-print while <try>;
-close try;
+close IN;
+unlink "Io_argv3.tmp";
+**PROG**
 
-END { unlink 'Io.argv.tmp', 'Io.argv.tmp.bak' }
+END {
+    1 while unlink 'Io_argv1.tmp', 'Io_argv1.tmp_bak',
+	'Io_argv2.tmp', 'Io_argv2.tmp_bak', 'Io_argv3.tmp';
+}