1#!/usr/bin/perl -w
2
3BEGIN {
4    unshift @INC, 't/lib/';
5}
6chdir 't';
7
8use vars qw( $required );
9use Test::More tests => 18;
10
11BEGIN { use_ok( 'ExtUtils::Mkbootstrap' ) }
12
13# Mkbootstrap makes a backup copy of "$_[0].bs" if it exists and is non-zero
14my $file_is_ready;
15local *OUT;
16if (open(OUT, '>mkboot.bs')) {
17	$file_is_ready = 1;
18	print OUT 'meaningless text';
19	close OUT;
20}
21
22SKIP: {
23	skip("could not make dummy .bs file: $!", 2) unless $file_is_ready;
24
25	Mkbootstrap('mkboot');
26	ok( -s 'mkboot.bso', 'Mkbootstrap should backup the .bs file' );
27	local *IN;
28	if (open(IN, 'mkboot.bso')) {
29		chomp ($file_is_ready = <IN>);
30		close IN;
31	}
32
33	is( $file_is_ready, 'meaningless text', 'backup should be a perfect copy' );
34}
35
36
37# if it doesn't exist or is zero bytes in size, it won't be backed up
38Mkbootstrap('fakeboot');
39ok( !( -f 'fakeboot.bso' ), 'Mkbootstrap should not backup an empty file' );
40
41use TieOut;
42my $out = tie *STDOUT, 'TieOut';
43
44# with $Verbose set, it should print status messages about libraries
45$ExtUtils::Mkbootstrap::Verbose = 1;
46Mkbootstrap('');
47is( $out->read, "\tbsloadlibs=\n", 'should report libraries in Verbose mode' );
48
49Mkbootstrap('', 'foo');
50like( $out->read, qr/bsloadlibs=foo/, 'should still report libraries' );
51
52
53# if ${_[0]}_BS exists, require it
54$file_is_ready = open(OUT, '>boot_BS');
55
56SKIP: {
57	skip("cannot open boot_BS for writing: $!", 1) unless $file_is_ready;
58
59	print OUT '$main::required = 1';
60	close OUT;
61	Mkbootstrap('boot');
62
63	ok( $required, 'baseext_BS file should be require()d' );
64}
65
66
67# if there are any arguments, open a file named baseext.bs
68$file_is_ready = open(OUT, '>dasboot.bs');
69
70SKIP: {
71	skip("cannot make dasboot.bs: $!", 5) unless $file_is_ready;
72
73	# if it can't be opened for writing, we want to prove that it'll die
74	close OUT;
75	chmod 0444, 'dasboot.bs';
76
77	SKIP: {
78	    skip("cannot write readonly files", 1) if -w 'dasboot.bs';
79
80	    eval{ Mkbootstrap('dasboot', 1) };
81	    like( $@, qr/Unable to open dasboot\.bs/, 'should die given bad filename' );
82	}
83
84	# now put it back like it was
85	chmod 0777, 'dasboot.bs';
86	eval{ Mkbootstrap('dasboot', 'myarg') };
87	is( $@, '', 'should not die, given good filename' );
88
89	# red and reed (a visual pun makes tests worth reading)
90	my $read = $out->read();
91	like( $read, qr/Writing dasboot.bs/, 'should print status' );
92	like( $read, qr/containing: my/, 'should print verbose status on request' );
93
94	# now be tricky, and set the status for the next skip block
95	$file_is_ready = open(IN, 'dasboot.bs');
96	ok( $file_is_ready, 'should have written a new .bs file' );
97}
98
99
100SKIP: {
101	skip("cannot read .bs file: $!", 2) unless $file_is_ready;
102
103	my $file = do { local $/ = <IN> };
104
105	# filename should be in header
106	like( $file, qr/# dasboot DynaLoader/, 'file should have boilerplate' );
107
108	# should print arguments within this array
109	like( $file, qr/qw\(myarg\);/, 'should have written array to file' );
110}
111
112
113# overwrite this file (may whack portability, but the name's too good to waste)
114$file_is_ready = open(OUT, '>dasboot.bs');
115
116SKIP: {
117	skip("cannot make dasboot.bs again: $!", 1) unless $file_is_ready;
118	close OUT;
119
120	# if $DynaLoader::bscode is set, write its contents to the file
121    local $DynaLoader::bscode;
122	$DynaLoader::bscode = 'Wall';
123	$ExtUtils::Mkbootstrap::Verbose = 0;
124
125	# if arguments contain '-l' or '-L' or '-R' print dl_findfile message
126	eval{ Mkbootstrap('dasboot', '-Larry') };
127	is( $@, '', 'should be able to open a file again');
128
129	$file_is_ready = open(IN, 'dasboot.bs');
130}
131
132SKIP: {
133	skip("cannot open dasboot.bs for reading: $!", 3) unless $file_is_ready;
134
135	my $file = do { local $/ = <IN> };
136	is( $out->read, "Writing dasboot.bs\n", 'should hush without Verbose set' );
137
138	# and find our hidden tribute to a fine example
139	like( $file, qr/dl_findfile.+Larry/s, 'should load libraries if needed' );
140	like( $file, qr/Wall\n1;\n/ms, 'should write $DynaLoader::bscode if set' );
141}
142
143close IN;
144close OUT;
145
146END {
147	# clean things up, even on VMS
148	1 while unlink(qw( mkboot.bso boot_BS dasboot.bs .bs ));
149}
150