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1 | #!./perl |
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2 | |
3 | BEGIN { |
4 | chdir 't' if -d 't'; |
5 | @INC = qw(../lib); |
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6 | require Config; |
7 | if (($Config::Config{'extensions'} !~ /\bB\b/) ){ |
8 | print "1..0 # Skip -- Perl configured without B module\n"; |
9 | exit 0; |
10 | } |
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11 | } |
12 | |
13 | use strict; |
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14 | use warnings; |
15 | no warnings 'once'; |
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16 | use Test::More tests => 14; |
17 | |
18 | # line 50 |
19 | use_ok( 'B::Xref' ); |
20 | |
21 | my $file = 'xreftest.out'; |
22 | |
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23 | open SAVEOUT, ">&STDOUT" or diag $!; |
24 | close STDOUT; |
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25 | # line 100 |
26 | our $compilesub = B::Xref::compile("-o$file"); |
27 | ok( ref $compilesub eq 'CODE', "compile() returns a coderef ($compilesub)" ); |
28 | $compilesub->(); # Compile this test script |
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29 | close STDOUT; |
30 | open STDOUT, ">&SAVEOUT" or diag $!; |
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31 | |
32 | # Now parse the output |
33 | # line 200 |
34 | my ($curfile, $cursub, $curpack) = ('') x 3; |
35 | our %xreftable = (); |
36 | open XREF, $file or die "# Can't open $file: $!\n"; |
37 | while (<XREF>) { |
38 | chomp; |
39 | if (/^File (.*)/) { |
40 | $curfile = $1; |
41 | } elsif (/^ Subroutine (.*)/) { |
42 | $cursub = $1; |
43 | } elsif (/^ Package (.*)/) { |
44 | $curpack = $1; |
45 | } elsif ($curpack eq '?' && /^ (".*") +(.*)/ |
46 | or /^ (\S+)\s+(.*)/) { |
47 | $xreftable{$curfile}{$cursub}{$curpack}{$1} = $2; |
48 | } |
49 | } |
50 | close XREF; |
51 | my $thisfile = __FILE__; |
52 | |
53 | ok( |
54 | defined $xreftable{$thisfile}{'(main)'}{main}{'$compilesub'}, |
55 | '$compilesub present in main program' |
56 | ); |
57 | like( |
58 | $xreftable{$thisfile}{'(main)'}{main}{'$compilesub'}, |
59 | qr/\bi100\b/, |
60 | '$compilesub introduced at line 100' |
61 | ); |
62 | like( |
63 | $xreftable{$thisfile}{'(main)'}{main}{'$compilesub'}, |
64 | qr/&102\b/, |
65 | '$compilesub coderef called at line 102' |
66 | ); |
67 | ok( |
68 | defined $xreftable{$thisfile}{'(main)'}{'(lexical)'}{'$curfile'}, |
69 | '$curfile present in main program' |
70 | ); |
71 | like( |
72 | $xreftable{$thisfile}{'(main)'}{'(lexical)'}{'$curfile'}, |
73 | qr/\bi200\b/, |
74 | '$curfile introduced at line 200' |
75 | ); |
76 | ok( |
77 | defined $xreftable{$thisfile}{'(main)'}{main}{'%xreftable'}, |
78 | '$xreftable present in main program' |
79 | ); |
80 | ok( |
81 | defined $xreftable{$thisfile}{'Testing::Xref::foo'}{main}{'%xreftable'}, |
82 | '$xreftable used in subroutine bar' |
83 | ); |
84 | is( |
85 | $xreftable{$thisfile}{'(main)'}{main}{'&use_ok'}, '&50', |
86 | 'use_ok called at line 50' |
87 | ); |
88 | is( |
89 | $xreftable{$thisfile}{'(definitions)'}{'Testing::Xref'}{'&foo'}, 's1001', |
90 | 'subroutine foo defined at line 1001' |
91 | ); |
92 | is( |
93 | $xreftable{$thisfile}{'(definitions)'}{'Testing::Xref'}{'&bar'}, 's1002', |
94 | 'subroutine bar defined at line 1002' |
95 | ); |
96 | is( |
97 | $xreftable{$thisfile}{'Testing::Xref::bar'}{'Testing::Xref'}{'&foo'}, |
98 | '&1002', 'subroutine foo called at line 1002 by bar' |
99 | ); |
100 | is( |
101 | $xreftable{$thisfile}{'Testing::Xref::foo'}{'Testing::Xref'}{'*FOO'}, |
102 | '1001', 'glob FOO used in subroutine foo' |
103 | ); |
104 | |
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105 | END { |
106 | 1 while unlink $file; |
107 | } |
108 | |
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109 | # End of tests. |
110 | # Now some stuff to feed B::Xref |
111 | |
112 | # line 1000 |
113 | package Testing::Xref; |
114 | sub foo { print FOO %::xreftable; } |
115 | sub bar { print FOO foo; } |
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116 | |