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1 | #!./perl |
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2 | |
3 | BEGIN { |
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4 | if ($ENV{PERL_CORE}){ |
5 | chdir('t') if -d 't'; |
6 | @INC = ('.', '../lib'); |
7 | } else { |
8 | unshift @INC, 't'; |
9 | } |
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10 | require Config; |
11 | if (($Config::Config{'extensions'} !~ /\bB\b/) ){ |
12 | print "1..0 # Skip -- Perl configured without B module\n"; |
13 | exit 0; |
14 | } |
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15 | } |
16 | |
17 | use strict; |
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18 | use warnings; |
19 | no warnings 'once'; |
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20 | use Test::More tests => 14; |
21 | |
22 | # line 50 |
23 | use_ok( 'B::Xref' ); |
24 | |
25 | my $file = 'xreftest.out'; |
26 | |
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27 | open SAVEOUT, ">&STDOUT" or diag $!; |
28 | close STDOUT; |
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29 | # line 100 |
30 | our $compilesub = B::Xref::compile("-o$file"); |
31 | ok( ref $compilesub eq 'CODE', "compile() returns a coderef ($compilesub)" ); |
32 | $compilesub->(); # Compile this test script |
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33 | close STDOUT; |
34 | open STDOUT, ">&SAVEOUT" or diag $!; |
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35 | |
36 | # Now parse the output |
37 | # line 200 |
38 | my ($curfile, $cursub, $curpack) = ('') x 3; |
39 | our %xreftable = (); |
40 | open XREF, $file or die "# Can't open $file: $!\n"; |
41 | while (<XREF>) { |
42 | chomp; |
43 | if (/^File (.*)/) { |
44 | $curfile = $1; |
45 | } elsif (/^ Subroutine (.*)/) { |
46 | $cursub = $1; |
47 | } elsif (/^ Package (.*)/) { |
48 | $curpack = $1; |
49 | } elsif ($curpack eq '?' && /^ (".*") +(.*)/ |
50 | or /^ (\S+)\s+(.*)/) { |
51 | $xreftable{$curfile}{$cursub}{$curpack}{$1} = $2; |
52 | } |
53 | } |
54 | close XREF; |
55 | my $thisfile = __FILE__; |
56 | |
57 | ok( |
58 | defined $xreftable{$thisfile}{'(main)'}{main}{'$compilesub'}, |
59 | '$compilesub present in main program' |
60 | ); |
61 | like( |
62 | $xreftable{$thisfile}{'(main)'}{main}{'$compilesub'}, |
63 | qr/\bi100\b/, |
64 | '$compilesub introduced at line 100' |
65 | ); |
66 | like( |
67 | $xreftable{$thisfile}{'(main)'}{main}{'$compilesub'}, |
68 | qr/&102\b/, |
69 | '$compilesub coderef called at line 102' |
70 | ); |
71 | ok( |
72 | defined $xreftable{$thisfile}{'(main)'}{'(lexical)'}{'$curfile'}, |
73 | '$curfile present in main program' |
74 | ); |
75 | like( |
76 | $xreftable{$thisfile}{'(main)'}{'(lexical)'}{'$curfile'}, |
77 | qr/\bi200\b/, |
78 | '$curfile introduced at line 200' |
79 | ); |
80 | ok( |
81 | defined $xreftable{$thisfile}{'(main)'}{main}{'%xreftable'}, |
82 | '$xreftable present in main program' |
83 | ); |
84 | ok( |
85 | defined $xreftable{$thisfile}{'Testing::Xref::foo'}{main}{'%xreftable'}, |
86 | '$xreftable used in subroutine bar' |
87 | ); |
88 | is( |
89 | $xreftable{$thisfile}{'(main)'}{main}{'&use_ok'}, '&50', |
90 | 'use_ok called at line 50' |
91 | ); |
92 | is( |
93 | $xreftable{$thisfile}{'(definitions)'}{'Testing::Xref'}{'&foo'}, 's1001', |
94 | 'subroutine foo defined at line 1001' |
95 | ); |
96 | is( |
97 | $xreftable{$thisfile}{'(definitions)'}{'Testing::Xref'}{'&bar'}, 's1002', |
98 | 'subroutine bar defined at line 1002' |
99 | ); |
100 | is( |
101 | $xreftable{$thisfile}{'Testing::Xref::bar'}{'Testing::Xref'}{'&foo'}, |
102 | '&1002', 'subroutine foo called at line 1002 by bar' |
103 | ); |
104 | is( |
105 | $xreftable{$thisfile}{'Testing::Xref::foo'}{'Testing::Xref'}{'*FOO'}, |
106 | '1001', 'glob FOO used in subroutine foo' |
107 | ); |
108 | |
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109 | END { |
110 | 1 while unlink $file; |
111 | } |
112 | |
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113 | # End of tests. |
114 | # Now some stuff to feed B::Xref |
115 | |
116 | # line 1000 |
117 | package Testing::Xref; |
118 | sub foo { print FOO %::xreftable; } |
119 | sub bar { print FOO foo; } |
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120 | |