| 1 | use strict; |
| 2 | use warnings; |
| 3 | use Carp; |
| 4 | |
| 5 | BEGIN { |
| 6 | chdir 't' if -d 't'; |
| 7 | @INC = qw(. ../lib); |
| 8 | } |
| 9 | |
| 10 | our $db ; |
| 11 | |
| 12 | { |
| 13 | chdir 't' if -d 't'; |
| 14 | if ( ! -d 'DBM_Filter') |
| 15 | { |
| 16 | mkdir 'DBM_Filter', 0777 |
| 17 | or die "Cannot create directory 'DBM_Filter': $!\n" ; |
| 18 | } |
| 19 | } |
| 20 | |
| 21 | END { rmdir 'DBM_Filter' } |
| 22 | |
| 23 | sub writeFile |
| 24 | { |
| 25 | my $filename = shift ; |
| 26 | my $content = shift; |
| 27 | open F, ">$filename" or croak "Cannot open $filename: $!" ; |
| 28 | print F $content ; |
| 29 | close F; |
| 30 | } |
| 31 | |
| 32 | sub runFilter |
| 33 | { |
| 34 | my $name = shift ; |
| 35 | my $filter = shift ; |
| 36 | |
| 37 | print "# runFilter $name\n" ; |
| 38 | my $filename = "DBM_Filter/$name.pm"; |
| 39 | $filter = "package DBM_Filter::$name ;\n$filter" |
| 40 | unless $filter =~ /^\s*package/ ; |
| 41 | |
| 42 | writeFile($filename, $filter); |
| 43 | eval { $db->Filter_Push($name) }; |
| 44 | unlink $filename; |
| 45 | return $@; |
| 46 | } |
| 47 | |
| 48 | use Test::More tests => 21; |
| 49 | |
| 50 | BEGIN { use_ok('DBM_Filter') }; |
| 51 | my $db_file; |
| 52 | BEGIN { |
| 53 | use Config; |
| 54 | foreach (qw/ODBM_File SDBM_File NDBM_File GDBM_File DB_File/) { |
| 55 | if ($Config{extensions} =~ /\b$_\b/) { |
| 56 | $db_file = $_; |
| 57 | last; |
| 58 | } |
| 59 | } |
| 60 | use_ok($db_file); |
| 61 | }; |
| 62 | BEGIN { use_ok('Fcntl') }; |
| 63 | |
| 64 | unlink <Op_dbmx*>; |
| 65 | END { unlink <Op_dbmx*>; } |
| 66 | |
| 67 | my %h1 = () ; |
| 68 | my %h2 = () ; |
| 69 | $db = tie(%h1, $db_file,'Op_dbmx', O_RDWR|O_CREAT, 0640) ; |
| 70 | |
| 71 | ok $db, "tied to $db_file ok"; |
| 72 | |
| 73 | |
| 74 | # Error cases |
| 75 | |
| 76 | eval { $db->Filter_Push() ; }; |
| 77 | like $@, qr/^Filter_Push: no parameters present/, |
| 78 | "croak if not parameters passed to Filter_Push"; |
| 79 | |
| 80 | eval { $db->Filter_Push("unknown_class") ; }; |
| 81 | like $@, qr/^Filter_Push: Cannot Load DBM Filter 'DBM_Filter::unknown_class'/, |
| 82 | "croak on unknown class" ; |
| 83 | |
| 84 | eval { $db->Filter_Push("Some::unknown_class") ; }; |
| 85 | like $@, qr/^Filter_Push: Cannot Load DBM Filter 'Some::unknown_class'/, |
| 86 | "croak on unknown fully qualified class" ; |
| 87 | |
| 88 | eval { $db->Filter_Push('Store') ; }; |
| 89 | like $@, qr/^Filter_Push: not even params/, |
| 90 | "croak if not passing even number or params to Filter_Push"; |
| 91 | |
| 92 | runFilter('bad1', <<'EOM'); |
| 93 | package DBM_Filter::bad1 ; |
| 94 | 1; |
| 95 | EOM |
| 96 | |
| 97 | like $@, qr/^Filter_Push: No methods \(Filter, Fetch or Store\) found in class 'DBM_Filter::bad1'/, |
| 98 | "croak if none of Filter/Fetch/Store in filter" ; |
| 99 | |
| 100 | |
| 101 | runFilter('bad2', <<'EOM'); |
| 102 | package DBM_Filter::bad2 ; |
| 103 | |
| 104 | sub Filter |
| 105 | { |
| 106 | return 2; |
| 107 | } |
| 108 | |
| 109 | 1; |
| 110 | EOM |
| 111 | |
| 112 | like $@, qr/^Filter_Push: 'DBM_Filter::bad2::Filter' did not return a hash reference./, |
| 113 | "croak if Filter doesn't return hash reference" ; |
| 114 | |
| 115 | runFilter('bad3', <<'EOM'); |
| 116 | package DBM_Filter::bad3 ; |
| 117 | |
| 118 | sub Filter |
| 119 | { |
| 120 | return { BadKey => sub { } } ; |
| 121 | |
| 122 | } |
| 123 | |
| 124 | 1; |
| 125 | EOM |
| 126 | |
| 127 | like $@, qr/^Filter_Push: Unknown key 'BadKey'/, |
| 128 | "croak if bad keyword returned from Filter"; |
| 129 | |
| 130 | runFilter('bad4', <<'EOM'); |
| 131 | package DBM_Filter::bad4 ; |
| 132 | |
| 133 | sub Filter |
| 134 | { |
| 135 | return { Store => "abc" } ; |
| 136 | } |
| 137 | |
| 138 | 1; |
| 139 | EOM |
| 140 | |
| 141 | like $@, qr/^Filter_Push: value associated with key 'Store' is not a code reference/, |
| 142 | "croak if not a code reference"; |
| 143 | |
| 144 | runFilter('bad5', <<'EOM'); |
| 145 | package DBM_Filter::bad5 ; |
| 146 | |
| 147 | sub Filter |
| 148 | { |
| 149 | return { } ; |
| 150 | } |
| 151 | |
| 152 | 1; |
| 153 | EOM |
| 154 | |
| 155 | like $@, qr/^Filter_Push: expected both Store & Fetch - got neither/, |
| 156 | "croak if neither fetch or store is present"; |
| 157 | |
| 158 | runFilter('bad6', <<'EOM'); |
| 159 | package DBM_Filter::bad6 ; |
| 160 | |
| 161 | sub Filter |
| 162 | { |
| 163 | return { Store => sub {} } ; |
| 164 | } |
| 165 | |
| 166 | 1; |
| 167 | EOM |
| 168 | |
| 169 | like $@, qr/^Filter_Push: expected both Store & Fetch - got Store/, |
| 170 | "croak if store is present but fetch isn't"; |
| 171 | |
| 172 | runFilter('bad7', <<'EOM'); |
| 173 | package DBM_Filter::bad7 ; |
| 174 | |
| 175 | sub Filter |
| 176 | { |
| 177 | return { Fetch => sub {} } ; |
| 178 | } |
| 179 | |
| 180 | 1; |
| 181 | EOM |
| 182 | |
| 183 | like $@, qr/^Filter_Push: expected both Store & Fetch - got Fetch/, |
| 184 | "croak if fetch is present but store isn't"; |
| 185 | |
| 186 | runFilter('bad8', <<'EOM'); |
| 187 | package DBM_Filter::bad8 ; |
| 188 | |
| 189 | sub Filter {} |
| 190 | sub Store {} |
| 191 | sub Fetch {} |
| 192 | |
| 193 | 1; |
| 194 | EOM |
| 195 | |
| 196 | like $@, qr/^Filter_Push: Can't mix Filter with Store and Fetch in class 'DBM_Filter::bad8'/, |
| 197 | "croak if Fetch, Store and Filter"; |
| 198 | |
| 199 | runFilter('bad9', <<'EOM'); |
| 200 | package DBM_Filter::bad9 ; |
| 201 | |
| 202 | sub Filter {} |
| 203 | sub Store {} |
| 204 | |
| 205 | 1; |
| 206 | EOM |
| 207 | |
| 208 | like $@, qr/^Filter_Push: Can't mix Filter with Store and Fetch in class 'DBM_Filter::bad9'/, |
| 209 | "croak if Store and Filter"; |
| 210 | |
| 211 | runFilter('bad10', <<'EOM'); |
| 212 | package DBM_Filter::bad10 ; |
| 213 | |
| 214 | sub Filter {} |
| 215 | sub Fetch {} |
| 216 | |
| 217 | 1; |
| 218 | EOM |
| 219 | |
| 220 | like $@, qr/^Filter_Push: Can't mix Filter with Store and Fetch in class 'DBM_Filter::bad10'/, |
| 221 | "croak if Fetch and Filter"; |
| 222 | |
| 223 | runFilter('bad11', <<'EOM'); |
| 224 | package DBM_Filter::bad11 ; |
| 225 | |
| 226 | sub Fetch {} |
| 227 | |
| 228 | 1; |
| 229 | EOM |
| 230 | |
| 231 | like $@, qr/^Filter_Push: Missing method 'Store' in class 'DBM_Filter::bad11'/, |
| 232 | "croak if Fetch but no Store"; |
| 233 | |
| 234 | runFilter('bad12', <<'EOM'); |
| 235 | package DBM_Filter::bad12 ; |
| 236 | |
| 237 | sub Store {} |
| 238 | |
| 239 | 1; |
| 240 | EOM |
| 241 | |
| 242 | like $@, qr/^Filter_Push: Missing method 'Fetch' in class 'DBM_Filter::bad12'/, |
| 243 | "croak if Store but no Fetch"; |
| 244 | |
| 245 | undef $db; |
| 246 | { |
| 247 | use warnings FATAL => 'untie'; |
| 248 | eval { untie %h1 }; |
| 249 | is $@, '', "untie without inner references" ; |
| 250 | } |
| 251 | |