1 BEGIN { do "./t/lib/ANFANG.pm" or die ( $@ || $! ) }
9 use Time::HiRes 'time';
14 use DBIx::Class::_Util qw( sigwarn_silencer modver_gt_or_eq modver_gt_or_eq_and_lt );
16 # make one deploy() round before we load anything else - need this in order
17 # to prime SQLT if we are using it (deep depchain is deep)
18 DBICTest->init_schema( no_populate => 1 );
20 # check that we work somewhat OK with braindead SQLite transaction handling
22 # As per https://metacpan.org/source/ADAMK/DBD-SQLite-1.37/lib/DBD/SQLite.pm#L921
23 # SQLite does *not* try to synchronize
25 # However DBD::SQLite 1.38_02 seems to fix this, with an accompanying test:
26 # https://metacpan.org/source/ADAMK/DBD-SQLite-1.38_02/t/54_literal_txn.t
27 my $lit_txn_todo = modver_gt_or_eq('DBD::SQLite', '1.38_02')
29 : "DBD::SQLite before 1.38_02 is retarded wrt detecting literal BEGIN/COMMIT statements"
32 for my $prefix_comment (qw/Begin_only Commit_only Begin_and_Commit/) {
33 note "Testing with comment prefixes on $prefix_comment";
35 # FIXME warning won't help us for the time being
36 # perhaps when (if ever) DBD::SQLite gets fixed,
37 # we can do something extra here
38 local $SIG{__WARN__} = sigwarn_silencer( qr/Internal transaction state .+? does not seem to match/ )
39 if ( $lit_txn_todo && !$ENV{TEST_VERBOSE} );
41 my ($c_begin, $c_commit) = map { $prefix_comment =~ $_ ? 1 : 0 } (qr/Begin/, qr/Commit/);
43 my $schema = DBICTest->init_schema( no_deploy => 1 );
44 my $ars = $schema->resultset('Artist');
46 ok (! $schema->storage->connected, 'No connection yet');
48 $schema->storage->dbh->do(<<'DDL');
50 artistid INTEGER PRIMARY KEY NOT NULL,
52 rank integer DEFAULT 13,
53 charfield char(10) NULL
57 my $artist = $ars->create({ name => 'Artist_' . time() });
58 is ($ars->count, 1, 'Inserted artist ' . $artist->name);
60 ok ($schema->storage->connected, 'Connected');
61 ok ($schema->storage->_dbh->{AutoCommit}, 'DBD not in txn yet');
63 $schema->storage->dbh->do(join "\n",
64 $c_begin ? '-- comment' : (),
67 ok ($schema->storage->connected, 'Still connected');
69 local $TODO = $lit_txn_todo if $c_begin;
70 ok (! $schema->storage->_dbh->{AutoCommit}, "DBD aware of txn begin with comments on $prefix_comment");
73 $schema->storage->dbh->do(join "\n",
74 $c_commit ? '-- comment' : (),
77 ok ($schema->storage->connected, 'Still connected');
79 local $TODO = $lit_txn_todo if $c_commit and ! $c_begin;
80 ok ($schema->storage->_dbh->{AutoCommit}, "DBD aware txn ended with comments on $prefix_comment");
83 is ($ars->count, 1, 'Inserted artists still there');
86 # this never worked in the 1st place
87 local $TODO = $lit_txn_todo if ! $c_begin and $c_commit;
89 # odd argument passing, because such nested crefs leak on 5.8
91 $schema->storage->txn_do (sub {
92 ok ($_[0]->find({ name => $_[1] }), "Artist still where we left it after cycle with comments on $prefix_comment");
93 }, $ars, $artist->name );
94 } "Succesfull transaction with comments on $prefix_comment";
98 # test blank begin/svp/commit/begin cycle
100 # need to prime this for exotic testing scenarios
101 # before testing for lack of warnings
102 modver_gt_or_eq('DBD::SQLite', '1.33');
105 my $schema = DBICTest->init_schema( no_populate => 1 );
106 my $rs = $schema->resultset('Artist');
107 is ($rs->count, 0, 'Start with empty table');
109 for my $do_commit (1, 0) {
112 $schema->svp_rollback;
115 $schema->svp_rollback;
117 $schema->svp_release;
121 $schema->txn_rollback;
125 $schema->svp_rollback;
128 $schema->svp_rollback;
130 $schema->svp_release;
134 $do_commit ? $schema->txn_commit : $schema->txn_rollback;
136 is_deeply $schema->storage->savepoints, [], 'Savepoint names cleared away'
139 $schema->txn_do(sub {
140 ok (1, 'all seems fine');
142 } [], 'No warnings emitted';
144 my $schema = DBICTest->init_schema();
146 # make sure the side-effects of RT#67581 do not result in data loss
148 warnings_exist { $row = $schema->resultset('Artist')->create ({ name => 'alpha rank', rank => 'abc' }) }
149 [qr/Non-integer value supplied for column 'rank' despite the integer datatype/],
150 'proper warning on string insertion into an numeric column'
152 $row->discard_changes;
153 is ($row->rank, 'abc', 'proper rank inserted into database');
155 # and make sure we do not lose actual bigints
158 skip "Not testing bigint handling on known broken DBD::SQLite trial versions", 1
159 if modver_gt_or_eq_and_lt( 'DBD::SQLite', '1.45', '1.45_03' );
162 package DBICTest::BigIntArtist;
163 use base 'DBICTest::Schema::Artist';
164 __PACKAGE__->table('artist');
165 __PACKAGE__->add_column(bigint => { data_type => 'bigint' });
167 $schema->register_class(BigIntArtist => 'DBICTest::BigIntArtist');
168 $schema->storage->dbh_do(sub {
169 $_[1]->do('ALTER TABLE artist ADD COLUMN bigint BIGINT');
172 my $sqlite_broken_bigint = modver_gt_or_eq_and_lt( 'DBD::SQLite', '1.34', '1.37' );
175 my $many_bits = (Math::BigInt->new(2) ** 62);
177 # test upper/lower boundaries for sqlite and some values inbetween
178 # range is -(2**63) .. 2**63 - 1
180 # Not testing -0 - it seems to overflow to ~0 on some combinations,
181 # thus not triggering the >32 bit guards
182 # interesting read: https://en.wikipedia.org/wiki/Signed_zero#Representations
220 # these values cause exceptions even with all workarounds in place on these
221 # fucked DBD::SQLite versions *regardless* of ivsize >.<
222 $sqlite_broken_bigint
224 : ( '2147483648', '2147483649' )
227 # with newer compilers ( gcc 4.9+ ) older DBD::SQLite does not
228 # play well with the "Most Negative Number"
229 modver_gt_or_eq( 'DBD::SQLite', '1.33' )
230 ? ( '-9223372036854775808' )
235 # unsigned 32 bit ints have a range of −2,147,483,648 to 2,147,483,647
236 # alternatively expressed as the hexadecimal numbers below
237 # the comparison math will come out right regardless of ivsize, since
238 # we are operating within 31 bits
239 # P.S. 31 because one bit is lost for the sign
240 my $v_bits = ($bi > 0x7fff_ffff || $bi < -0x8000_0000) ? 64 : 32;
242 my $v_desc = sprintf '%s (%d bit signed int)', $bi, $v_bits;
245 local $SIG{__WARN__} = sub {
246 if ($_[0] =~ /datatype mismatch/) {
249 elsif ($_[0] =~ /An integer value occupying more than 32 bits was supplied .+ can not bind properly so DBIC will treat it as a string instead/ ) {
250 # do nothing, this warning will pop up here and there depending on
251 # DBD/bitness combination
252 # we don't want to test for it explicitly, we are just interested
253 # in the results matching at the end
260 # some combinations of SQLite 1.35 and older 5.8 faimly is wonky
261 # instead of a warning we get a full exception. Sod it
263 $row = $schema->resultset('BigIntArtist')->create({ bigint => $bi });
265 fail("Exception on inserting $v_desc: $@") unless $sqlite_broken_bigint;
269 # explicitly using eq, to make sure we did not nummify the argument
270 # which can be an issue on 32 bit ivsize
271 cmp_ok ($row->bigint, 'eq', $bi, "value in object correct ($v_desc)");
273 $row->discard_changes;
278 # the test will not pass an == if we are running under 32 bit ivsize
279 # use 'eq' on the numified (and possibly "scientificied") returned value
280 (DBIx::Class::_ENV_::IV_SIZE < 8 and $v_bits > 32) ? 'eq' : '==',
282 # in 1.37 DBD::SQLite switched to proper losless representation of bigints
283 # regardless of ivize
284 # before this use 'eq' (from above) on the numified (and possibly
285 # "scientificied") returned value
286 (DBIx::Class::_ENV_::IV_SIZE < 8 and ! modver_gt_or_eq('DBD::SQLite', '1.37')) ? $bi+0 : $bi,
288 "value in database correct ($v_desc)"
291 # check if math works
292 # start by adding/subtracting a 50 bit integer, and then divide by 2 for good measure
293 my ($sqlop, $expect) = $bi < 0
294 ? ( '(bigint + ? )', ($bi + $many_bits) )
295 : ( '(bigint - ? )', ($bi - $many_bits) )
298 $expect = ($expect + ($expect % 2)) / 2;
300 # read https://en.wikipedia.org/wiki/Modulo_operation#Common_pitfalls
301 # and check the tables on the right side of the article for an
302 # enlightening journey on why a mere bigint % 2 won't work
303 $sqlop = "( $sqlop + ( ((bigint % 2)+2)%2 ) ) / 2";
305 for my $dtype (undef, \'int', \'bigint') {
307 # FIXME - the double-load should not be needed
308 # will fix in the future
309 $row->update({ bigint => $bi });
310 $row->discard_changes;
311 $row->update({ bigint => \[ $sqlop, [ $dtype => $many_bits ] ] });
312 $row->discard_changes;
314 # can't use cmp_ok - will not engage the M::BI overload of $many_bits
320 (DBIx::Class::_ENV_::IV_SIZE < 8 and ! modver_gt_or_eq('DBD::SQLite', '1.37')) ? $expect->bstr + 0 : $expect
321 , "simple integer math with@{[ $dtype ? '' : 'out' ]} bindtype in database correct (base $v_desc)")
322 or diag sprintf '%s != %s', $row->bigint, $expect;
325 is_deeply (\@w, [], "No mismatch warnings on bigint operations ($v_desc)" );