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#!/usr/bin/perl |
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# This file is part of Koha. |
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my $verbose = 0; |
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use Modern::Perl; |
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use Test::More; |
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use Test::MockModule; |
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use Koha::Libraries; |
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use C4::Context; |
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Koha::Libraries->search->count; |
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subtest "Scenario: Show how caching prevents Test::DBIx::Class from working properly and how to circumvent it", sub { |
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my ($firstSchema, $schema, $cachedSchema, $cachedSchema2, $firstLibCount, $libCount); |
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eval { |
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ok($firstSchema = Koha::Database->schema, |
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'Step: Given a normal DB connection.'); |
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ok($firstLibCount = Koha::Libraries->search->count, |
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' When the libraries are counted'); |
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ok($firstLibCount, |
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' Then we got a count'); #There should be something like 12 branches in the default DB but making an accurate check here to prevent surface for brittleness. |
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print "\$firstLibCount '$firstLibCount'\n" if $verbose; |
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ok($cachedSchema = Koha::Database::get_schema_cached(), |
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' And the DB connection is cached'); |
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unlike(getConnectionDBName($cachedSchema), qr/sqlite/i, |
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' And the cached DB connection type is not sqlite'); |
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print "getConnectionDBName() -> ".getConnectionDBName($cachedSchema)."\n" if $verbose; |
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use_ok('Test::DBIx::Class'); |
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my $db = Test::MockModule->new('Koha::Database'); |
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$db->mock( _new_schema => sub { return Schema(); } ); |
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ok(1, |
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'Step: Given Test::DBIx::Class (T:D:C) is loaded and DB accessor is mocked. Connection from cache is still used.'); |
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ok($libCount = Koha::Libraries->search->count, |
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' When the libraries are counted'); |
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is($libCount, $firstLibCount, |
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' Then we got the same count as without T:D:C'); |
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$cachedSchema = Koha::Database::get_schema_cached(); |
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is($cachedSchema, $firstSchema, |
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' And the cached DB connection is the same as without T:D:C'); |
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is(getConnectionDBName($cachedSchema), getConnectionDBName($firstSchema), |
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' And the cached DB connection type is unchanged'); |
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ok(Koha::Database::flush_schema_cache(), |
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'Step: Given the DB connection cache is flushed'); |
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ok(! ($libCount = Koha::Libraries->search->count), |
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' When the libraries are counted'); |
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is($libCount, 0, |
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' Then we got 0 libraries because fixtures are not deployed'); |
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$cachedSchema = Koha::Database::get_schema_cached(); |
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isnt($cachedSchema, $firstSchema, |
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' And the cached DB connection has changed'); |
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like(getConnectionDBName($cachedSchema), qr/sqlite/i, |
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' And the cached DB connection type is sqlite'); |
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eval "fixtures_ok [ #Dynamically load fixtures, because we dynamically load T:D:C. Otherwise there be compile errors! |
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Branch => [ |
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['branchcode', 'branchname'], |
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['XXX_test', 'my branchname XXX'], |
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] |
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], |
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'Step: Given we deploy T:D:C Fixtures';"; |
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ok($libCount = Koha::Libraries->search->count, |
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' When the libraries are counted'); |
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is($libCount, 1, |
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' Then we got the count from fixtures'); |
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$cachedSchema2 = Koha::Database::get_schema_cached(); |
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is($cachedSchema2, $cachedSchema, |
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' And the cached DB connection is the same from T:D:C'); |
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like(getConnectionDBName($cachedSchema), qr/sqlite/i, |
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' And the cached DB connection type is sqlite'); |
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}; |
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ok(0, $@) if $@; |
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}; |
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done_testing; |
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sub getConnectionDBName { |
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#return shift->storage->_dbh_details->{info}->{dbms_version}; #This would return the name from server, but sqlite doesn't report a clear text name and version here. |
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return shift->storage->connect_info->[0]->{dsn}; |
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} |