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1 | #!./perl |
2 | |
3 | BEGIN { |
4 | chdir 't' if -d 't'; |
5 | @INC = '../lib'; |
6 | } |
7 | |
8 | use Test::More tests => 12; |
9 | |
10 | # open::import expects 'open' as its first argument, but it clashes with open() |
11 | sub import { |
12 | open::import( 'open', @_ ); |
13 | } |
14 | |
15 | # can't use require_ok() here, with a name like 'open' |
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16 | ok( require 'open.pm', 'requiring open' ); |
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17 | |
18 | # this should fail |
19 | eval { import() }; |
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20 | like( $@, qr/needs explicit list of disciplines/, |
21 | 'import should fail without args' ); |
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22 | |
23 | # the hint bits shouldn't be set yet |
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24 | is( $^H & $open::hint_bits, 0, |
25 | 'hint bits should not be set in $^H before open import' ); |
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26 | |
27 | # prevent it from loading I18N::Langinfo, so we can test encoding failures |
28 | local @INC; |
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29 | $ENV{LC_ALL} = $ENV{LANG} = ''; |
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30 | eval { import( 'IN', 'locale' ) }; |
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31 | like( $@, qr/Cannot figure out an encoding/, |
32 | 'no encoding should be found without $ENV{LANG} or $ENV{LC_ALL}' ); |
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33 | |
34 | my $warn; |
35 | local $SIG{__WARN__} = sub { |
36 | $warn .= shift; |
37 | }; |
38 | |
39 | # and it shouldn't be able to find this discipline |
40 | eval{ import( 'IN', 'macguffin' ) }; |
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41 | like( $warn, qr/Unknown discipline layer/, |
42 | 'should warn about unknown discipline with bad discipline provided' ); |
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43 | |
44 | # now load a real-looking locale |
45 | $ENV{LC_ALL} = ' .utf8'; |
46 | import( 'IN', 'locale' ); |
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47 | is( ${^OPEN}, ':utf8\0', |
48 | 'should set a valid locale layer' ); |
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49 | |
50 | # and see if it sets the magic variables appropriately |
51 | import( 'IN', ':crlf' ); |
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52 | ok( $^H & $open::hint_bits, |
53 | 'hint bits should be set in $^H after open import' ); |
54 | is( $^H{'open_IN'}, 'crlf', 'should have set crlf layer' ); |
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55 | |
56 | # it should reset them appropriately, too |
57 | import( 'IN', ':raw' ); |
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58 | is( $^H{'open_IN'}, 'raw', 'should have reset to raw layer' ); |
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59 | |
60 | # it dies if you don't set IN, OUT, or INOUT |
61 | eval { import( 'sideways', ':raw' ) }; |
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62 | like( $@, qr/Unknown discipline class/, 'should croak with unknown class' ); |
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63 | |
64 | # but it handles them all so well together |
65 | import( 'INOUT', ':raw :crlf' ); |
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66 | is( ${^OPEN}, ':raw :crlf\0:raw :crlf', |
67 | 'should set multi types, multi disciplines' ); |
68 | is( $^H{'open_INOUT'}, 'crlf', 'should record last layer set in %^H' ); |
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69 | |
70 | __END__ |
71 | # this one won't run as $locale_encoding is already set |
72 | # perhaps qx{} it, if it's important to run |
73 | $ENV{LC_ALL} = 'nonexistent.euc'; |
74 | eval { open::_get_locale_encoding() }; |
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75 | like( $@, qr/too ambiguous/, 'should die with ambiguous locale encoding' ); |