Commit | Line | Data |
27a701f9 |
1 | package #hide from pause |
2 | DBICTest::BaseSchema; |
3 | |
4 | use strict; |
5 | use warnings; |
bedbc811 |
6 | use base qw(DBICTest::Base DBIx::Class::Schema); |
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7 | |
e952df76 |
8 | use Fcntl qw(:DEFAULT :seek :flock); |
9 | use Time::HiRes 'sleep'; |
10 | use DBICTest::Util::LeakTracer qw(populate_weakregistry assert_empty_weakregistry); |
11 | use DBICTest::Util 'local_umask'; |
12 | use namespace::clean; |
13 | |
2cfc22dd |
14 | { |
15 | package # moar hide |
16 | DBICTest::SQLTracerObj; |
17 | use base 'DBIx::Class::Storage::Statistics'; |
18 | |
19 | sub query_start { push @{$_[0]{sqlbinds}}, [ ($_[1] =~ /^\s*(\S+)/)[0], [ $_[1], @{ $_[2]||[] } ] ] } |
20 | |
21 | # who the hell came up with this API >:( |
22 | for my $txn (qw(begin rollback commit)) { |
23 | no strict 'refs'; |
24 | *{"txn_$txn"} = sub { push @{$_[0]{sqlbinds}}, [ uc $txn => [ uc $txn ] ] }; |
25 | } |
26 | |
27 | sub svp_begin { push @{$_[0]{sqlbinds}}, [ SAVEPOINT => [ "SAVEPOINT $_[1]" ] ] } |
28 | sub svp_release { push @{$_[0]{sqlbinds}}, [ RELEASE_SAVEPOINT => [ "RELEASE $_[1]" ] ] } |
29 | sub svp_rollback { push @{$_[0]{sqlbinds}}, [ ROLLBACK_TO_SAVEPOINT => [ "ROLLBACK TO $_[1]" ] ] } |
30 | |
31 | } |
32 | |
33 | sub capture_executed_sql_bind { |
34 | my ($self, $cref) = @_; |
35 | |
36 | $self->throw_exception("Expecting a coderef to run") unless ref $cref eq 'CODE'; |
37 | |
38 | # hack around stupid, stupid API |
39 | no warnings 'redefine'; |
40 | local *DBIx::Class::Storage::DBI::_format_for_trace = sub { $_[1] }; |
41 | Class::C3->reinitialize if DBIx::Class::_ENV_::OLD_MRO; |
42 | |
43 | local $self->storage->{debugcb}; |
44 | local $self->storage->{debugobj} = my $tracer_obj = DBICTest::SQLTracerObj->new; |
45 | local $self->storage->{debug} = 1; |
46 | |
47 | |
48 | $cref->(); |
49 | |
50 | return $tracer_obj->{sqlbinds} || []; |
51 | } |
52 | |
53 | sub is_executed_sql_bind { |
54 | my ($self, $cref, $sqlbinds, $msg) = @_; |
55 | |
56 | local $Test::Builder::Level = $Test::Builder::Level + 1; |
57 | |
58 | $self->throw_exception("Expecting an arrayref of SQL/Bind pairs") unless ref $sqlbinds eq 'ARRAY'; |
59 | |
60 | my @expected = @$sqlbinds; |
61 | |
62 | my @got = map { $_->[1] } @{ $self->capture_executed_sql_bind($cref) }; |
63 | |
64 | |
65 | return Test::Builder->new->ok(1, $msg || "No queries executed while running $cref") |
66 | if !@got and !@expected; |
67 | |
68 | require SQL::Abstract::Test; |
69 | my $ret = 1; |
70 | while (@expected or @got) { |
71 | my $left = shift @got; |
72 | my $right = shift @expected; |
73 | |
74 | # allow the right side to "simplify" the entire shebang |
75 | if ($left and $right) { |
76 | $left = [ @$left ]; |
77 | for my $i (1..$#$right) { |
78 | if ( |
79 | ! ref $right->[$i] |
80 | and |
81 | ref $left->[$i] eq 'ARRAY' |
82 | and |
83 | @{$left->[$i]} == 2 |
84 | ) { |
85 | $left->[$i] = $left->[$i][1] |
86 | } |
87 | } |
88 | } |
89 | |
90 | $ret &= SQL::Abstract::Test::is_same_sql_bind( |
91 | \( $left || [] ), |
92 | \( $right || [] ), |
93 | $msg, |
94 | ); |
95 | } |
96 | |
97 | return $ret; |
98 | } |
99 | |
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100 | our $locker; |
101 | END { |
102 | # we need the $locker to be referenced here for delayed destruction |
103 | if ($locker->{lock_name} and ($ENV{DBICTEST_LOCK_HOLDER}||0) == $$) { |
104 | #warn "$$ $0 $locker->{type} LOCK RELEASED"; |
105 | } |
106 | } |
107 | |
108 | my $weak_registry = {}; |
109 | |
110 | sub connection { |
111 | my $self = shift->next::method(@_); |
112 | |
113 | # MASSIVE FIXME |
114 | # we can't really lock based on DSN, as we do not yet have a way to tell that e.g. |
115 | # DBICTEST_MSSQL_DSN=dbi:Sybase:server=192.168.0.11:1433;database=dbtst |
116 | # and |
117 | # DBICTEST_MSSQL_ODBC_DSN=dbi:ODBC:server=192.168.0.11;port=1433;database=dbtst;driver=FreeTDS;tds_version=8.0 |
118 | # are the same server |
119 | # hence we lock everything based on sqlt_type or just globally if not available |
120 | # just pretend we are python you know? :) |
121 | |
122 | |
123 | # when we get a proper DSN resolution sanitize to produce a portable lockfile name |
124 | # this may look weird and unnecessary, but consider running tests from |
125 | # windows over a samba share >.> |
126 | #utf8::encode($dsn); |
127 | #$dsn =~ s/([^A-Za-z0-9_\-\.\=])/ sprintf '~%02X', ord($1) /ge; |
128 | #$dsn =~ s/^dbi/dbi/i; |
129 | |
130 | # provide locking for physical (non-memory) DSNs, so that tests can |
131 | # safely run in parallel. While the harness (make -jN test) does set |
132 | # an envvar, we can not detect when a user invokes prove -jN. Hence |
133 | # perform the locking at all times, it shouldn't hurt. |
134 | # the lock fh *should* inherit across forks/subprocesses |
135 | # |
136 | # File locking is hard. Really hard. By far the best lock implementation |
137 | # I've seen is part of the guts of File::Temp. However it is sadly not |
138 | # reusable. Since I am not aware of folks doing NFS parallel testing, |
139 | # nor are we known to work on VMS, I am just going to punt this and |
140 | # use the portable-ish flock() provided by perl itself. If this does |
141 | # not work for you - patches more than welcome. |
142 | if ( |
143 | ! $DBICTest::global_exclusive_lock |
144 | and |
145 | ( ! $ENV{DBICTEST_LOCK_HOLDER} or $ENV{DBICTEST_LOCK_HOLDER} == $$ ) |
146 | and |
147 | ref($_[0]) ne 'CODE' |
148 | and |
149 | ($_[0]||'') !~ /^ (?i:dbi) \: SQLite \: (?: dbname\= )? (?: \:memory\: | t [\/\\] var [\/\\] DBIxClass\-) /x |
150 | ) { |
151 | |
152 | my $locktype = do { |
153 | # guard against infinite recursion |
154 | local $ENV{DBICTEST_LOCK_HOLDER} = -1; |
155 | |
156 | # we need to connect a forced fresh clone so that we do not upset any state |
157 | # of the main $schema (some tests examine it quite closely) |
158 | local $SIG{__WARN__} = sub {}; |
159 | local $@; |
160 | my $storage = eval { |
161 | my $st = ref($self)->connect(@{$self->storage->connect_info})->storage; |
162 | $st->ensure_connected; # do connect here, to catch a possible throw |
163 | $st; |
164 | }; |
165 | $storage |
166 | ? do { |
167 | my $t = $storage->sqlt_type || 'generic'; |
168 | eval { $storage->disconnect }; |
169 | $t; |
170 | } |
171 | : undef |
172 | ; |
173 | }; |
174 | |
175 | # Never hold more than one lock. This solves the "lock in order" issues |
176 | # unrelated tests may have |
177 | # Also if there is no connection - there is no lock to be had |
178 | if ($locktype and (!$locker or $locker->{type} ne $locktype)) { |
179 | |
180 | # this will release whatever lock we may currently be holding |
181 | # which is fine since the type does not match as checked above |
182 | undef $locker; |
183 | |
184 | my $lockpath = DBICTest::RunMode->tmpdir->file("_dbictest_$locktype.lock"); |
185 | |
186 | #warn "$$ $0 $locktype GRABBING LOCK"; |
187 | my $lock_fh; |
188 | { |
189 | my $u = local_umask(0); # so that the file opens as 666, and any user can lock |
190 | sysopen ($lock_fh, $lockpath, O_RDWR|O_CREAT) or die "Unable to open $lockpath: $!"; |
191 | } |
192 | flock ($lock_fh, LOCK_EX) or die "Unable to lock $lockpath: $!"; |
193 | #warn "$$ $0 $locktype LOCK GRABBED"; |
194 | |
195 | # see if anyone was holding a lock before us, and wait up to 5 seconds for them to terminate |
196 | # if we do not do this we may end up trampling over some long-running END or somesuch |
197 | seek ($lock_fh, 0, SEEK_SET) or die "seek failed $!"; |
198 | my $old_pid; |
199 | if ( |
200 | read ($lock_fh, $old_pid, 100) |
201 | and |
202 | ($old_pid) = $old_pid =~ /^(\d+)$/ |
203 | ) { |
204 | for (1..50) { |
205 | kill (0, $old_pid) or last; |
206 | sleep 0.1; |
207 | } |
208 | } |
209 | #warn "$$ $0 $locktype POST GRAB WAIT"; |
210 | |
211 | truncate $lock_fh, 0; |
212 | seek ($lock_fh, 0, SEEK_SET) or die "seek failed $!"; |
213 | $lock_fh->autoflush(1); |
214 | print $lock_fh $$; |
215 | |
216 | $ENV{DBICTEST_LOCK_HOLDER} ||= $$; |
217 | |
218 | $locker = { |
219 | type => $locktype, |
220 | fh => $lock_fh, |
221 | lock_name => "$lockpath", |
222 | }; |
223 | } |
224 | } |
225 | |
226 | if ($INC{'Test/Builder.pm'}) { |
227 | populate_weakregistry ( $weak_registry, $self->storage ); |
228 | |
229 | my $cur_connect_call = $self->storage->on_connect_call; |
230 | |
231 | $self->storage->on_connect_call([ |
232 | (ref $cur_connect_call eq 'ARRAY' |
233 | ? @$cur_connect_call |
234 | : ($cur_connect_call || ()) |
235 | ), |
236 | [sub { |
237 | populate_weakregistry( $weak_registry, shift->_dbh ) |
238 | }], |
239 | ]); |
240 | } |
241 | |
242 | return $self; |
243 | } |
244 | |
245 | sub clone { |
246 | my $self = shift->next::method(@_); |
247 | populate_weakregistry ( $weak_registry, $self ) |
248 | if $INC{'Test/Builder.pm'}; |
249 | $self; |
250 | } |
251 | |
252 | END { |
253 | assert_empty_weakregistry($weak_registry, 'quiet'); |
254 | } |
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255 | |
256 | 1; |