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1 | ## |
2 | # DBM::Deep Test |
3 | ## |
4 | use strict; |
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5 | use Test::More tests => 3; |
6 | use File::Temp qw( tempfile tempdir ); |
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7 | |
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8 | use_ok( 'DBM::Deep' ); |
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9 | |
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10 | my $dir = tempdir( CLEANUP => 1 ); |
11 | my ($fh, $filename) = tempfile( 'tmpXXXX', UNLINK => 1, DIR => $dir ); |
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12 | |
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13 | my $max_levels = 1000; |
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14 | |
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15 | { |
16 | my $db = DBM::Deep->new( |
17 | file => $filename, |
18 | type => DBM::Deep->TYPE_ARRAY, |
19 | ); |
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20 | |
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21 | $db->[0] = []; |
22 | my $temp_db = $db->[0]; |
23 | for my $k ( 0 .. $max_levels ) { |
24 | $temp_db->[$k] = []; |
25 | $temp_db = $temp_db->[$k]; |
26 | } |
27 | $temp_db->[0] = "deepvalue"; |
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28 | } |
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29 | |
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30 | { |
31 | my $db = DBM::Deep->new( |
32 | file => $filename, |
33 | type => DBM::Deep->TYPE_ARRAY, |
34 | ); |
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35 | |
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36 | my $cur_level = -1; |
37 | my $temp_db = $db->[0]; |
38 | for my $k ( 0 .. $max_levels ) { |
39 | $cur_level = $k; |
40 | $temp_db = $temp_db->[$k]; |
41 | eval { $temp_db->isa( 'DBM::Deep' ) } or last; |
42 | } |
43 | is( $cur_level, $max_levels, "We read all the way down to level $cur_level" ); |
44 | is( $temp_db->[0], "deepvalue", "And we retrieved the value at the bottom of the ocean" ); |
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45 | } |