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use warnings;
use strict;
use File::Temp 0.22 qw(tempdir);
use Test::More tests => 149;
BEGIN { use_ok "Hash::SharedMem", qw(
is_shash shash_open shash_get shash_set shash_gset
shash_tally_get shash_tally_zero shash_tally_gzero
); }
my $tmpdir = tempdir(CLEANUP => 1);
my $sh = shash_open("$tmpdir/t0", "rwc");
ok $sh;
ok is_shash($sh);
my $t;
sub ok_tally($) {
is ref($_[0]), "HASH";
is_deeply [ sort keys %{$_[0]} ], [sort qw(
string_read
string_write
bnode_read
bnode_write
key_compare
root_change_attempt
root_change_success
file_change_attempt
file_change_success
data_read_op
data_write_op
)];
ok !grep { ref($_) ne "" } values %{$_[0]};
ok !grep { !/\A(?:0|[1-9][0-9]*)\z/ } values %{$_[0]};
}
$t = shash_tally_get($sh);
ok_tally $t;
ok !grep { $_ ne "0" } values %$t;
is shash_get($sh, "a0"), undef;
$t = shash_tally_get($sh);
ok_tally $t;
is $t->{string_read}, 0;
is $t->{string_write}, 0;
is $t->{bnode_read}, 1;
is $t->{bnode_write}, 0;
is $t->{key_compare}, 0;
is $t->{root_change_attempt}, 0;
is $t->{root_change_success}, 0;
is $t->{file_change_attempt}, 0;
is $t->{file_change_success}, 0;
is $t->{data_read_op}, 1;
is $t->{data_write_op}, 0;
is shash_get($sh, "a1"), undef;
$t = shash_tally_get($sh);
ok_tally $t;
is $t->{string_read}, 0;
is $t->{string_write}, 0;
is $t->{bnode_read}, 2;
is $t->{bnode_write}, 0;
is $t->{key_compare}, 0;
is $t->{root_change_attempt}, 0;
is $t->{root_change_success}, 0;
is $t->{file_change_attempt}, 0;
is $t->{file_change_success}, 0;
is $t->{data_read_op}, 2;
is $t->{data_write_op}, 0;
shash_set($sh, "a2", "b2");
$t = shash_tally_get($sh);
ok_tally $t;
SKIP: {
skip "surprisingly early file rollover", 11
if $t->{file_change_attempt} > 1;
is $t->{string_read}, 0;
is $t->{string_write}, 2;
is $t->{bnode_read}, 5;
is $t->{bnode_write}, 1;
is $t->{key_compare}, 0;
is $t->{root_change_attempt}, 1;
is $t->{root_change_success}, 1;
is $t->{file_change_attempt}, 1;
is $t->{file_change_success}, 1;
is $t->{data_read_op}, 2;
is $t->{data_write_op}, 1;
}
shash_set($sh, "a3", "b3");
$t = shash_tally_get($sh);
ok_tally $t;
SKIP: {
skip "surprisingly early file rollover", 11
if $t->{file_change_attempt} > 1;
is $t->{string_read}, 1;
is $t->{string_write}, 4;
is $t->{bnode_read}, 6;
is $t->{bnode_write}, 2;
is $t->{key_compare}, 1;
is $t->{root_change_attempt}, 2;
is $t->{root_change_success}, 2;
is $t->{file_change_attempt}, 1;
is $t->{file_change_success}, 1;
is $t->{data_read_op}, 2;
is $t->{data_write_op}, 2;
}
is shash_get($sh, "a2"), "b2";
$t = shash_tally_get($sh);
ok_tally $t;
SKIP: {
skip "surprisingly early file rollover", 11
if $t->{file_change_attempt} > 1;
ok $t->{string_read} >= 2;
is $t->{string_write}, 4;
is $t->{bnode_read}, 7;
is $t->{bnode_write}, 2;
ok $t->{key_compare} >= 2;
is $t->{root_change_attempt}, 2;
is $t->{root_change_success}, 2;
is $t->{file_change_attempt}, 1;
is $t->{file_change_success}, 1;
is $t->{data_read_op}, 3;
is $t->{data_write_op}, 2;
}
shash_tally_zero($sh);
$t = shash_tally_get($sh);
ok_tally $t;
ok !grep { $_ ne "0" } values %$t;
is shash_get($sh, "a0"), undef;
$t = shash_tally_get($sh);
ok_tally $t;
ok $t->{string_read} >= 1;
is $t->{string_write}, 0;
is $t->{bnode_read}, 1;
is $t->{bnode_write}, 0;
ok $t->{key_compare} >= 1;
is $t->{root_change_attempt}, 0;
is $t->{root_change_success}, 0;
is $t->{file_change_attempt}, 0;
is $t->{file_change_success}, 0;
is $t->{data_read_op}, 1;
is $t->{data_write_op}, 0;
is_deeply shash_tally_get($sh), $t;
is shash_gset($sh, "a2", "b2b"), "b2";
$t = shash_tally_gzero($sh);
ok_tally $t;
SKIP: {
skip "surprisingly early file rollover", 11
if $t->{file_change_attempt} > 0;
ok $t->{string_read} >= 3;
is $t->{string_write}, 1;
is $t->{bnode_read}, 2;
is $t->{bnode_write}, 1;
ok $t->{key_compare} >= 2;
is $t->{root_change_attempt}, 1;
is $t->{root_change_success}, 1;
is $t->{file_change_attempt}, 0;
is $t->{file_change_success}, 0;
is $t->{data_read_op}, 1;
is $t->{data_write_op}, 1;
}
eval { $t->{string_read} = undef; };
like $@, qr/\AModification of a read-only value attempted /;
$t = shash_tally_get($sh);
ok_tally $t;
ok !grep { $_ ne "0" } values %$t;
is shash_gset($sh, "a2", "b2b"), "b2b";
$t = shash_tally_get($sh);
ok_tally $t;
SKIP: {
skip "surprisingly early file rollover", 11
if $t->{file_change_attempt} > 0;
ok $t->{string_read} >= 2;
is $t->{string_write}, 0;
is $t->{bnode_read}, 1;
is $t->{bnode_write}, 0;
ok $t->{key_compare} >= 1;
is $t->{root_change_attempt}, 0;
is $t->{root_change_success}, 0;
is $t->{file_change_attempt}, 0;
is $t->{file_change_success}, 0;
is $t->{data_read_op}, 0;
is $t->{data_write_op}, 1;
}
eval { $t->{string_read} = undef; };
like $@, qr/\AModification of a read-only value attempted /;
eval { ${\shash_tally_get($sh)} = undef; };
like $@, qr/\AModification of a read-only value attempted /;
eval { ${\shash_tally_gzero($sh)} = undef; };
like $@, qr/\AModification of a read-only value attempted /;
1;
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