2021-10-19 15:30:39 +08:00

354 lines
8.7 KiB
Perl

# Net::ZooKeeper - Perl extension for Apache ZooKeeper
#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
use File::Spec;
use Test::More tests => 54;
BEGIN { use_ok('Net::ZooKeeper', qw(:all)) };
my $test_dir;
(undef, $test_dir, undef) = File::Spec->splitpath($0);
require File::Spec->catfile($test_dir, 'util.pl');
my($hosts, $root_path, $node_path) = zk_test_setup(0);
SKIP: {
my $zkh = Net::ZooKeeper->new($hosts);
skip 'no valid handle', 4 unless (defined($zkh));
## DESTROY()
my $attr = tied(%{$zkh});
my $ret = $attr->DESTROY();
ok($ret,
'DESTROY(): destroyed inner hash');
$ret = $attr->DESTROY();
ok(!$ret,
'DESTROY(): no action on destroyed inner hash');
$ret = $zkh->DESTROY();
ok(!$ret,
'DESTROY(): no action on handle with destroyed inner hash');
undef $zkh;
ok(!defined($zkh),
'undef: released handle with destroyed inner hash');
}
SKIP: {
my $zkh = Net::ZooKeeper->new($hosts);
skip 'no valid handle', 49 unless (defined($zkh));
## TIEHASH(), UNTIE()
eval {
tie(%{$zkh}, 'Net::ZooKeeper');
};
like($@, qr/tying hashes of class Net::ZooKeeper not supported/,
'tie(): tying hashes not supported');
eval {
Net::ZooKeeper::TIEHASH('Net::ZooKeeper');
};
like($@, qr/tying hashes of class Net::ZooKeeper not supported/,
'TIEHASH(): tying hashes not supported');
eval {
untie(%{$zkh});
};
like($@, qr/untying hashes of class Net::ZooKeeper not supported/,
'untie(): untying hashes not supported');
my $attr = tied(%{$zkh});
eval {
$attr->UNTIE(0);
};
like($@, qr/untying hashes of class Net::ZooKeeper not supported/,
'UNTIE(): untying hashes not supported');
## FIRSTKEY(), NEXTKEY(), SCALAR()
my $copy_zkh;
{
my %copy_zkh = %{$zkh};
$copy_zkh = \%copy_zkh;
}
bless($copy_zkh, 'Net::ZooKeeper');
is(ref($copy_zkh), 'Net::ZooKeeper',
'FIRSTKEY(), NEXTKEY(): copied dereferenced handle');
eval {
my $val = $copy_zkh->FIRSTKEY();
};
like($@, qr/invalid handle/,
'FETCHKEY(): invalid handle');
eval {
my $val = $copy_zkh->NEXTKEY('data_read_len');
};
like($@, qr/invalid handle/,
'NEXTKEY(): invalid handle');
my @keys = keys(%{$zkh});
is(scalar(@keys), 7,
'keys(): count of keys from handle');
@keys = keys(%{$copy_zkh});
is(scalar(@keys), 7,
'keys(): count of keys from copied dereferenced handle');
is($attr->FIRSTKEY(), 'data_read_len',
'FIRSTKEY(): retrieved first key using inner hash');
is($attr->NEXTKEY('session_id'), 'pending_watches',
'NEXTKEY(): retrieved last key using inner hash');
is($attr->NEXTKEY('pending_watches'), undef,
'NEXTKEY(): undef returned after last key using inner hash');
ok(scalar(%{$zkh}),
'scalar(): true value returned for dereferenced handle');
ok($zkh->SCALAR(),
'SCALAR(): true value returned');
## FETCH()
eval {
my $val = $copy_zkh->FETCH('data_read_len');
};
like($@, qr/invalid handle/,
'FETCH(): invalid handle');
{
my $msg;
$SIG{'__WARN__'} = sub { $msg = $_[0]; };
my $val = $zkh->{'foo'};
ok(!defined($val),
'FETCH(): undef returned for invalid element');
like($msg, qr/invalid element/,
'FETCH(): invalid element');
}
is($zkh->{'data_read_len'}, 1023,
'FETCH(): default data read length');
is($zkh->{'path_read_len'}, 1023,
'FETCH(): default path read length');
is($zkh->{'hosts'}, $hosts,
'FETCH(): server hosts');
is($zkh->{'session_timeout'}, 10000,
'FETCH(): default session timeout');
ok(defined($zkh->{'session_id'}),
'FETCH(): session ID');
SKIP: {
my $zkh = Net::ZooKeeper->new('0.0.0.0:0');
skip 'no valid handle with invalid host', 1 unless (defined($zkh));
is($zkh->{'session_id'}, '',
'FETCH(): empty session ID with invalid host');
}
is($zkh->{'pending_watches'}, 0,
'FETCH(): default pending watch list length');
is($attr->FETCH('data_read_len'), 1023,
'FETCH(): default data read length using inner hash');
## STORE()
eval {
my $val = $copy_zkh->STORE('data_read_len', 'foo');
};
like($@, qr/invalid handle/,
'STORE(): invalid handle');
{
my $msg;
$SIG{'__WARN__'} = sub { $msg = $_[0]; };
$zkh->{'foo'} = 'foo';
like($msg, qr/invalid element/,
'STORE(): invalid element');
}
eval {
$zkh->{'data_read_len'} = -3;
};
like($@, qr/invalid data read length/,
'STORE(): invalid data read length');
eval {
$zkh->{'path_read_len'} = -3;
};
like($@, qr/invalid path read length/,
'STORE(): invalid path read length');
{
my $msg;
$SIG{'__WARN__'} = sub { $msg = $_[0]; };
$zkh->{'hosts'} = 'foo';
like($msg, qr/read-only element: hosts/,
'STORE(): read-only server hosts element');
}
{
my $msg;
$SIG{'__WARN__'} = sub { $msg = $_[0]; };
$zkh->{'session_timeout'} = 0;
like($msg, qr/read-only element: session_timeout/,
'STORE(): read-only session timeout element');
}
{
my $msg;
$SIG{'__WARN__'} = sub { $msg = $_[0]; };
$zkh->{'session_id'} = 'foo';
like($msg, qr/read-only element: session_id/,
'STORE(): read-only session ID element');
}
{
my $msg;
$SIG{'__WARN__'} = sub { $msg = $_[0]; };
$zkh->{'pending_watches'} = 0;
like($msg, qr/read-only element: pending_watches/,
'STORE(): read-only pending watch list length element');
}
$zkh->{'data_read_len'} = 200;
is($zkh->{'data_read_len'}, 200,
'STORE(): updated data read length');
$zkh->{'path_read_len'} = 100;
is($zkh->{'path_read_len'}, 100,
'STORE(): updated path read length');
$attr->STORE('data_read_len', 100);
is($zkh->{'data_read_len'}, 100,
'STORE(): updated data read length using inner hash');
## EXISTS()
eval {
my $val = $copy_zkh->EXISTS('data_read_len');
};
like($@, qr/invalid handle/,
'EXISTS(): invalid handle');
ok(!exists($zkh->{'foo'}),
'exists(): invalid element of handle');
ok(exists($zkh->{'data_read_len'}),
'exists(): data read length');
ok(exists($zkh->{'path_read_len'}),
'exists(): path read length');
ok(exists($zkh->{'hosts'}),
'exists(): server hosts');
ok(exists($zkh->{'session_timeout'}),
'exists(): session timeout');
ok(exists($zkh->{'session_id'}),
'exists(): session ID');
ok(exists($zkh->{'pending_watches'}),
'exists(): pending watch list length');
ok($attr->EXISTS('data_read_len'),
'EXISTS(): data read length using inner hash');
## DELETE(), CLEAR()
{
my $msg;
$SIG{'__WARN__'} = sub { $msg = $_[0]; };
delete($zkh->{'data_read_len'});
like($msg,
qr/deleting elements from hashes of class Net::ZooKeeper not supported/,
'delete(): deleting hash elements not supported');
}
{
my $msg;
$SIG{'__WARN__'} = sub { $msg = $_[0]; };
$zkh->DELETE({'data_read_len'});
like($msg,
qr/deleting elements from hashes of class Net::ZooKeeper not supported/,
'DELETE(): deleting hash elements not supported');
}
{
my $msg;
$SIG{'__WARN__'} = sub { $msg = $_[0]; };
%{$zkh} = ();
like($msg, qr/clearing hashes of class Net::ZooKeeper not supported/,
'assign: clearing hashes not supported');
}
{
my $msg;
$SIG{'__WARN__'} = sub { $msg = $_[0]; };
$zkh->CLEAR();
like($msg, qr/clearing hashes of class Net::ZooKeeper not supported/,
'CLEAR(): clearing hashes not supported');
}
}