From: Abe Timmerman <abe@ztreet.demon.nl>
Date: Sat, 19 Jan 2002 19:57:57 +0000 (+0100)
Subject: Message-ID: <f1gj4usu5m76bv88a3ldptnmo6ld7d44ri@4ax.com>
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=d44282b98c09eb242f9704726da41d9da23bafef;p=p5sagit%2Fp5-mst-13.2.git

Message-ID: <f1gj4usu5m76bv88a3ldptnmo6ld7d44ri@4ax.com>

p4raw-id: //depot/perl@14348
---

diff --git a/MANIFEST b/MANIFEST
index 68a0e5f..a6f1b9c 100644
--- a/MANIFEST
+++ b/MANIFEST
@@ -1227,6 +1227,7 @@ lib/Pod/t/latex.t		Test for Pod::LaTeX
 lib/Pod/t/man.t    		podlators test
 lib/Pod/t/parselink.t		podlators test
 lib/Pod/t/text-errors.t		podlators test
+lib/Pod/t/Usage.t		See if Pod::Usage works
 lib/Pod/t/utils.t		Test for Pod::ParseUtils
 lib/Pod/Text.pm			Pod-Parser - convert POD data to formatted ASCII text
 lib/Pod/Text/Color.pm		Convert POD data to color ASCII text
diff --git a/lib/Pod/t/Usage.t b/lib/Pod/t/Usage.t
new file mode 100644
index 0000000..4afbe5d
--- /dev/null
+++ b/lib/Pod/t/Usage.t
@@ -0,0 +1,125 @@
+#!perl
+use strict;
+BEGIN {
+	chdir 't' if -d 't';
+	@INC = '../lib';
+}
+
+use File::Basename;
+use File::Spec;
+use Test::More;
+plan tests => 8;
+
+use_ok( 'Pod::Usage' );
+
+# Test verbose level 0
+my $vbl_0 = << 'EOMSG';
+Usage:
+    The SYNOPSIS section is displayed with -verbose >= 0.
+
+EOMSG
+my $fake_out = tie *FAKEOUT, 'CatchOut';
+pod2usage({ -verbose => 0, -exit => 'noexit', -output => \*FAKEOUT });
+is( $$fake_out, $vbl_0, 'Verbose level 0' );
+
+my $msg = "Prefix message for pod2usage()";
+$$fake_out = '';
+pod2usage({ -verbose => 0, -exit => 'noexit', -output => \*FAKEOUT,
+            -message => $msg });
+is( $$fake_out, "$msg\n$vbl_0", '-message parameter' );
+
+SKIP: {
+    my( $file, $path ) = fileparse( $0 );
+    skip( 'File in current directory', 2 ) if -e $file; 
+    $$fake_out = '';
+    eval {
+        pod2usage({ -verbose => 0, -exit => 'noexit', 
+                    -output => \*FAKEOUT, -input => $file });
+    };
+    like( $@, qr/^Can't open $file for reading:/, 
+          'File not found without -pathlist' );
+
+    eval {
+        pod2usage({ -verbose => 0, -exit => 'noexit',
+                    -output => \*FAKEOUT, -input => $file, 
+                    -pathlist => $path });
+    };
+    is( $$fake_out, $vbl_0, '-pathlist parameter' );
+}
+
+{ # Test exit status from pod2usage()
+    my $exit = 42;
+    my $dev_null = File::Spec->devnull;
+    my $args = join ", ", (
+        "-verbose => 0", 
+        "-exit    => $exit",
+        "-output  => q[$dev_null]",
+        "-input   => q[$0]",
+    );
+    my $prg = qq[pod2usage({ $args })];
+    my @cmd = ( $^X, '-I../lib',  '-MPod::Usage', '-e',  $prg );
+
+    is( system( @cmd ) >> 8, $exit, 'Exit status of pod2usage()' );
+}
+
+# Test verbose level 1
+my $vbl_1 = << 'EOMSG';
+Usage:
+    The SYNOPSIS section is displayed with -verbose >= 0.
+
+Options:
+    The OPTIONS section is displayed with -verbose >= 1.
+
+Arguments:
+    The ARGUMENTS section is displayed with -verbose >= 1.
+
+EOMSG
+$$fake_out = '';
+pod2usage( { -verbose => 1, -exit => 'noexit', -output => \*FAKEOUT } );
+is( $$fake_out, $vbl_1, 'Verbose level 1' );
+
+# Test verbose level 2
+$$fake_out = '';
+require Pod::Text; # Pod::Usage->isa( 'Pod::Text' )
+
+( my $p2tp = new Pod::Text )->parse_from_file( $0, \*FAKEOUT );
+my $pod2text = $$fake_out;
+
+$$fake_out = '';
+pod2usage( { -verbose => 2, -exit => 'noexit', -output => \*FAKEOUT } );
+my $pod2usage = $$fake_out;
+
+is( $pod2usage, $pod2text, 'Verbose level >= 2 eq pod2text' );
+
+
+package CatchOut;
+sub TIEHANDLE { bless \( my $self ), shift }
+sub PRINT     { my $self = shift; $$self .= $_[0] }
+
+__END__
+
+=head1 NAME
+
+Usage.t - Tests for Pod::Usage
+
+=head1 SYNOPSIS
+
+The B<SYNOPSIS> section is displayed with -verbose >= 0.
+
+=head1 DESCRIPTION
+
+Testing Pod::Usage. This section is not displayed with -verbose < 2.
+
+=head1 OPTIONS
+
+The B<OPTIONS> section is displayed with -verbose >= 1.
+
+=head1 ARGUMENTS
+
+The B<ARGUMENTS> section is displayed with -verbose >= 1.
+
+=head1 AUTHOR
+
+20020105 Abe Timmerman <abe@ztreet.demon.nl>
+
+=cut