Removed final vestiges of misunderstandings

[dbsrgits/DBM-Deep.git] / t / 34_transaction_arrays.t

diff --git a/t/34_transaction_arrays.t b/t/34_transaction_arrays.t
index 5043c91..ea50810 100644 (file)
--- a/t/34_transaction_arrays.t
+++ b/t/34_transaction_arrays.t
@@ -1,5 +1,5 @@
 use strict;
-use Test::More tests => 17;
+use Test::More tests => 47;
 use Test::Deep;
 use t::common qw( new_fh );
 
@@ -51,3 +51,73 @@ is( $db2->[1], 'foo', "After DB1 transaction is over, DB2 can still see 1" );
 cmp_ok( scalar(@$db1), '==', 2, "DB1 now has 2 elements" );
 cmp_ok( scalar(@$db2), '==', 2, "DB2 still has 2 elements" );
 
+$db1->begin_work;
+
+    is( $db1->[0], 'y', "DB1 transaction started, no actions - DB1's 0 is Y" );
+    is( $db2->[0], 'y', "DB1 transaction started, no actions - DB2's 0 is Y" );
+
+    $db1->[2] = 'z';
+    is( $db1->[2], 'z', "Within DB1 transaction, DB1's 2 is Z" );
+    ok( !exists $db2->[2], "Within DB1 transaction, DB2 cannot see 2" );
+
+    cmp_ok( scalar(@$db1), '==', 3, "DB1 has 3 elements" );
+    cmp_ok( scalar(@$db2), '==', 2, "DB2 has 2 elements" );
+
+$db1->commit;
+
+is( $db1->[0], 'y', "After rollback, DB1's 0 is Y" );
+is( $db2->[0], 'y', "After rollback, DB2's 0 is Y" );
+
+is( $db1->[2], 'z', "After DB1 transaction is over, DB1 can still see 2" );
+is( $db2->[2], 'z', "After DB1 transaction is over, DB2 can now see 2" );
+
+cmp_ok( scalar(@$db1), '==', 3, "DB1 now has 2 elements" );
+cmp_ok( scalar(@$db2), '==', 3, "DB2 still has 2 elements" );
+
+$db1->begin_work;
+
+    push @$db1, 'foo';
+    unshift @$db1, 'bar';
+
+    cmp_ok( scalar(@$db1), '==', 5, "DB1 now has 5 elements" );
+    cmp_ok( scalar(@$db2), '==', 3, "DB2 still has 3 elements" );
+
+    is( $db1->[0], 'bar' );
+    is( $db1->[-1], 'foo' );
+
+$db1->rollback;
+
+cmp_ok( scalar(@$db1), '==', 3, "DB1 is back to 3 elements" );
+cmp_ok( scalar(@$db2), '==', 3, "DB2 still has 3 elements" );
+
+$db1->begin_work;
+
+    push @$db1, 'foo';
+    unshift @$db1, 'bar';
+
+    cmp_ok( scalar(@$db1), '==', 5, "DB1 now has 5 elements" );
+    cmp_ok( scalar(@$db2), '==', 3, "DB2 still has 3 elements" );
+
+$db1->commit;
+
+cmp_ok( scalar(@$db1), '==', 5, "DB1 is still at 5 elements" );
+cmp_ok( scalar(@$db2), '==', 5, "DB2 now has 5 elements" );
+
+is( $db1->[0], 'bar' );
+is( $db1->[-1], 'foo' );
+
+is( $db2->[0], 'bar' );
+is( $db2->[-1], 'foo' );
+
+$db1->begin_work;
+
+    @$db1 = (); # clear()
+
+    cmp_ok( scalar(@$db1), '==', 0, "DB1 now has 0 elements" );
+    cmp_ok( scalar(@$db2), '==', 5, "DB2 still has 5 elements" );
+
+$db1->rollback;
+
+cmp_ok( scalar(@$db1), '==', 5, "DB1 now has 5 elements" );
+cmp_ok( scalar(@$db2), '==', 5, "DB2 still has 5 elements" );
+