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1 | #!./perl -w |
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2 | |
3 | BEGIN { |
4 | chdir 't' if -d 't'; |
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5 | @INC = '../lib'; |
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6 | } |
7 | |
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8 | use strict; |
9 | use File::Spec; |
10 | use File::Path; |
11 | |
12 | my $dir; |
13 | BEGIN |
14 | { |
15 | $dir = File::Spec->catdir( "auto-$$" ); |
16 | unshift @INC, $dir; |
17 | } |
18 | |
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19 | use Test::More tests => 14; |
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20 | |
21 | # First we must set up some autoloader files |
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22 | my $fulldir = File::Spec->catdir( $dir, 'auto', 'Foo' ); |
23 | mkpath( $fulldir ) or die "Can't mkdir '$fulldir': $!"; |
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24 | |
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25 | open(FOO, '>', File::Spec->catfile( $fulldir, 'foo.al' )) |
26 | or die "Can't open foo file: $!"; |
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27 | print FOO <<'EOT'; |
28 | package Foo; |
29 | sub foo { shift; shift || "foo" } |
30 | 1; |
31 | EOT |
32 | close(FOO); |
33 | |
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34 | open(BAR, '>', File::Spec->catfile( $fulldir, 'bar.al' )) |
35 | or die "Can't open bar file: $!"; |
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36 | print BAR <<'EOT'; |
37 | package Foo; |
38 | sub bar { shift; shift || "bar" } |
39 | 1; |
40 | EOT |
41 | close(BAR); |
42 | |
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43 | open(BAZ, '>', File::Spec->catfile( $fulldir, 'bazmarkhian.al' )) |
44 | or die "Can't open bazmarkhian file: $!"; |
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45 | print BAZ <<'EOT'; |
46 | package Foo; |
47 | sub bazmarkhianish { shift; shift || "baz" } |
48 | 1; |
49 | EOT |
50 | close(BAZ); |
51 | |
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52 | open(BLECH, '>', File::Spec->catfile( $fulldir, 'blechanawilla.al' )) |
53 | or die "Can't open blech file: $!"; |
54 | print BLECH <<'EOT'; |
55 | package Foo; |
56 | sub blechanawilla { compilation error ( |
57 | EOT |
58 | close(BLECH); |
59 | |
60 | # This is just to keep the old SVR3 systems happy; they may fail |
61 | # to find the above file so we duplicate it where they should find it. |
62 | open(BLECH, '>', File::Spec->catfile( $fulldir, 'blechanawil.al' )) |
63 | or die "Can't open blech file: $!"; |
64 | print BLECH <<'EOT'; |
65 | package Foo; |
66 | sub blechanawilla { compilation error ( |
67 | EOT |
68 | close(BLECH); |
69 | |
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70 | # Let's define the package |
71 | package Foo; |
72 | require AutoLoader; |
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73 | AutoLoader->import( 'AUTOLOAD' ); |
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74 | |
75 | sub new { bless {}, shift }; |
76 | |
77 | package main; |
78 | |
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79 | my $foo = new Foo; |
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80 | |
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81 | is( $foo->foo, 'foo', 'autoloaded first time' ); |
82 | is( $foo->foo, 'foo', 'regular call' ); |
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83 | |
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84 | eval { |
85 | $foo->will_fail; |
86 | }; |
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87 | like( $@, qr/^Can't locate/, 'undefined method' ); |
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88 | |
89 | # Used to be trouble with this |
90 | eval { |
91 | my $foo = new Foo; |
92 | die "oops"; |
93 | }; |
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94 | like( $@, qr/oops/, 'indirect method call' ); |
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95 | |
96 | # Pass regular expression variable to autoloaded function. This used |
97 | # to go wrong because AutoLoader used regular expressions to generate |
98 | # autoloaded filename. |
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99 | 'foo' =~ /(\w+)/; |
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100 | |
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101 | is( $foo->bar($1), 'foo', 'autoloaded method should not stomp match vars' ); |
102 | is( $foo->bar($1), 'foo', '(again)' ); |
103 | is( $foo->bazmarkhianish($1), 'foo', 'for any method call' ); |
104 | is( $foo->bazmarkhianish($1), 'foo', '(again)' ); |
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105 | |
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106 | # Used to retry long subnames with shorter filenames on any old |
107 | # exception, including compilation error. Now AutoLoader only |
108 | # tries shorter filenames if it can't find the long one. |
109 | eval { |
110 | $foo->blechanawilla; |
111 | }; |
112 | like( $@, qr/syntax error/, 'require error propagates' ); |
113 | |
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114 | # test recursive autoloads |
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115 | open(F, '>', File::Spec->catfile( $fulldir, 'a.al')) |
116 | or die "Cannot make 'a' file: $!"; |
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117 | print F <<'EOT'; |
118 | package Foo; |
119 | BEGIN { b() } |
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120 | sub a { ::ok( 1, 'adding a new autoloaded method' ); } |
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121 | 1; |
122 | EOT |
123 | close(F); |
124 | |
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125 | open(F, '>', File::Spec->catfile( $fulldir, 'b.al')) |
126 | or die "Cannot make 'b' file: $!"; |
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127 | print F <<'EOT'; |
128 | package Foo; |
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129 | sub b { ::ok( 1, 'adding a new autoloaded method' ) } |
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130 | 1; |
131 | EOT |
132 | close(F); |
133 | Foo::a(); |
134 | |
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135 | package Bar; |
136 | AutoLoader->import(); |
137 | ::ok( ! defined &AUTOLOAD, 'AutoLoader should not export AUTOLOAD by default' ); |
138 | |
139 | package Foo; |
140 | AutoLoader->unimport(); |
141 | eval { Foo->baz() }; |
142 | ::like( $@, qr/locate object method "baz"/, |
143 | 'unimport() should remove imported AUTOLOAD()' ); |
144 | |
145 | package Baz; |
146 | |
147 | sub AUTOLOAD { 'i am here' } |
148 | |
149 | AutoLoader->import(); |
150 | AutoLoader->unimport(); |
151 | |
152 | ::is( Baz->AUTOLOAD(), 'i am here', '... but not non-imported AUTOLOAD()' ); |
153 | |
154 | package main; |
155 | |
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156 | # cleanup |
157 | END { |
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158 | return unless $dir && -d $dir; |
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159 | rmtree $dir; |
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160 | } |