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1 | #!/usr/bin/perl |
2 | # |
3 | # Check miscellaneous tied-array interface methods |
4 | # EXTEND, CLEAR, DELETE, EXISTS |
5 | # |
6 | |
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7 | my $file = "tf$$.txt"; |
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8 | $: = Tie::File::_default_recsep(); |
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9 | 1 while unlink $file; |
10 | |
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11 | print "1..35\n"; |
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12 | |
13 | my $N = 1; |
14 | use Tie::File; |
15 | print "ok $N\n"; $N++; |
16 | |
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17 | my $o = tie @a, 'Tie::File', $file, autodefer => 0; |
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18 | print $o ? "ok $N\n" : "not ok $N\n"; |
19 | $N++; |
20 | |
21 | # (3-8) EXTEND |
22 | $o->EXTEND(3); |
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23 | check_contents("$:$:$:"); |
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24 | $o->EXTEND(4); |
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25 | check_contents("$:$:$:$:"); |
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26 | $o->EXTEND(3); |
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27 | check_contents("$:$:$:$:"); |
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28 | |
29 | # (9-10) CLEAR |
30 | @a = (); |
31 | check_contents(""); |
32 | |
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33 | # (11-20) EXISTS |
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34 | if ($] >= 5.006) { |
35 | eval << 'TESTS'; |
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36 | print !exists $a[0] ? "ok $N\n" : "not ok $N\n"; |
37 | $N++; |
38 | $a[0] = "I like pie."; |
39 | print exists $a[0] ? "ok $N\n" : "not ok $N\n"; |
40 | $N++; |
41 | print !exists $a[1] ? "ok $N\n" : "not ok $N\n"; |
42 | $N++; |
43 | $a[2] = "GIVE ME PIE"; |
44 | print exists $a[0] ? "ok $N\n" : "not ok $N\n"; |
45 | $N++; |
46 | # exists $a[1] is not defined by this module under these circumstances |
47 | print exists $a[1] ? "ok $N\n" : "ok $N\n"; |
48 | $N++; |
49 | print exists $a[2] ? "ok $N\n" : "not ok $N\n"; |
50 | $N++; |
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51 | print exists $a[-1] ? "ok $N\n" : "not ok $N\n"; |
52 | $N++; |
53 | print exists $a[-2] ? "ok $N\n" : "not ok $N\n"; |
54 | $N++; |
55 | print exists $a[-3] ? "ok $N\n" : "not ok $N\n"; |
56 | $N++; |
57 | print !exists $a[-4] ? "ok $N\n" : "not ok $N\n"; |
58 | $N++; |
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59 | TESTS |
60 | } else { # perl 5.005 doesn't have exists $array[1] |
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61 | for (11..20) { |
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62 | print "ok $_ \# skipped (no exists for arrays)\n"; |
63 | $N++; |
64 | } |
65 | } |
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66 | |
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67 | my $del; |
68 | |
69 | # (21-35) DELETE |
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70 | if ($] >= 5.006) { |
71 | eval << 'TESTS'; |
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72 | $del = delete $a[0]; |
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73 | check_contents("$:$:GIVE ME PIE$:"); |
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74 | # 20020317 Through 0.20, the 'delete' function returned the wrong values. |
75 | expect($del, "I like pie."); |
76 | $del = delete $a[2]; |
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77 | check_contents("$:$:"); |
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78 | expect($del, "GIVE ME PIE"); |
79 | $del = delete $a[0]; |
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80 | check_contents("$:$:"); |
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81 | expect($del, ""); |
82 | $del = delete $a[1]; |
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83 | check_contents("$:"); |
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84 | expect($del, ""); |
85 | |
86 | # 20020317 Through 0.20, we had a bug where deleting an element past the |
87 | # end of the array would actually extend the array to that length. |
88 | $del = delete $a[4]; |
89 | check_contents("$:"); |
90 | expect($del, undef); |
91 | |
92 | |
93 | |
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94 | TESTS |
95 | } else { # perl 5.005 doesn't have delete $array[1] |
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96 | for (21..35) { |
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97 | print "ok $_ \# skipped (no delete for arrays)\n"; |
98 | $N++; |
99 | } |
100 | } |
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101 | |
102 | use POSIX 'SEEK_SET'; |
103 | sub check_contents { |
104 | my $x = shift; |
105 | local *FH = $o->{fh}; |
106 | seek FH, 0, SEEK_SET; |
107 | my $a; |
108 | { local $/; $a = <FH> } |
109 | $a = "" unless defined $a; |
110 | if ($a eq $x) { |
111 | print "ok $N\n"; |
112 | } else { |
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113 | ctrlfix(my $msg = "# expected <$x>, got <$a>"); |
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114 | print "not ok $N # $msg\n"; |
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115 | } |
116 | $N++; |
117 | print $o->_check_integrity($file, $ENV{INTEGRITY}) ? "ok $N\n" : "not ok $N\n"; |
118 | $N++; |
119 | } |
120 | |
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121 | sub expect { |
122 | if (@_ == 1) { |
123 | print $_[0] ? "ok $N\n" : "not ok $N\n"; |
124 | } elsif (@_ == 2) { |
125 | my ($a, $x) = @_; |
126 | if (! defined($a) && ! defined($x)) { print "ok $N\n" } |
127 | elsif ( defined($a) && ! defined($x)) { |
128 | ctrlfix(my $msg = "expected UNDEF, got <$a>"); |
129 | print "not ok $N \# $msg\n"; |
130 | } |
131 | elsif (! defined($a) && defined($x)) { |
132 | ctrlfix(my $msg = "expected <$x>, got UNDEF"); |
133 | print "not ok $N \# $msg\n"; |
134 | } elsif ($a eq $x) { print "ok $N\n" } |
135 | else { |
136 | ctrlfix(my $msg = "expected <$x>, got <$a>"); |
137 | print "not ok $N \# $msg\n"; |
138 | } |
139 | } else { |
140 | die "expect() got ", scalar(@_), " args, should have been 1 or 2"; |
141 | } |
142 | $N++; |
143 | } |
144 | |
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145 | sub ctrlfix { |
146 | for (@_) { |
147 | s/\n/\\n/g; |
148 | s/\r/\\r/g; |
149 | } |
150 | } |
151 | |
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152 | END { |
153 | undef $o; |
154 | untie @a; |
155 | 1 while unlink $file; |
156 | } |
157 | |
158 | |