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|
#!/usr/bin/perl
BEGIN {
die "The PERCONA_TOOLKIT_BRANCH environment variable is not set.\n"
unless $ENV{PERCONA_TOOLKIT_BRANCH} && -d $ENV{PERCONA_TOOLKIT_BRANCH};
unshift @INC, "$ENV{PERCONA_TOOLKIT_BRANCH}/lib";
$ENV{PTTEST_PRETTY_JSON} = 0;
};
use strict;
use warnings FATAL => 'all';
use English qw(-no_match_vars);
use Test::More;
use JSON;
use File::Slurp;
use Data::Dumper;
$Data::Dumper::Indent = 1;
$Data::Dumper::Sortkeys = 1;
$Data::Dumper::Quotekeys = 0;
use JSONReportFormatter;
use OptionParser;
use DSNParser;
use EventAggregator;
use QueryRewriter;
use QueryParser;
use Quoter;
use PerconaTest;
my ($result, $events, $expected);
my $o = new OptionParser(description=>'JSONReportFormatter');
my $q = new Quoter();
my $qp = new QueryParser();
my $qr = new QueryRewriter(QueryParser=>$qp);
$o->get_specs("$trunk/bin/pt-query-digest");
my $j = new JSONReportFormatter(
OptionParser => $o,
QueryRewriter => $qr,
QueryParser => $qp,
Quoter => $q,
);
my $ea = new EventAggregator(
groupby => 'fingerprint',
worst => 'Query_time',
attributes => {
Query_time => [qw(Query_time)],
Lock_time => [qw(Lock_time)],
user => [qw(user)],
ts => [qw(ts)],
Rows_sent => [qw(Rows_sent)],
Rows_examined => [qw(Rows_examined)],
db => [qw(db)],
},
);
isa_ok(
$j,
'JSONReportFormatter'
) or die "Cannot create a JSONReportFormatter";
$events = [
{ ts => '071015 21:43:52',
cmd => 'Query',
user => 'root',
host => 'localhost',
ip => '',
arg => "SELECT id FROM users WHERE name='foo'",
Query_time => '8.000652',
Lock_time => '0.000109',
Rows_sent => 1,
Rows_examined => 1,
pos_in_log => 1,
db => 'test3',
},
{ ts => '071015 21:43:52',
cmd => 'Query',
user => 'root',
host => 'localhost',
ip => '',
arg =>
"INSERT IGNORE INTO articles (id, body,)VALUES(3558268,'sample text')",
Query_time => '1.001943',
Lock_time => '0.000145',
Rows_sent => 0,
Rows_examined => 0,
pos_in_log => 2,
db => 'test1',
},
{ ts => '071015 21:43:53',
cmd => 'Query',
user => 'bob',
host => 'localhost',
ip => '',
arg => "SELECT id FROM users WHERE name='bar'",
Query_time => '1.000682',
Lock_time => '0.000201',
Rows_sent => 1,
Rows_examined => 2,
pos_in_log => 5,
db => 'test1',
}
];
# Here's the breakdown of values for those three events:
#
# ATTRIBUTE VALUE BUCKET VALUE RANGE
# Query_time => 8.000652 326 7.700558026 range [7.700558026, 8.085585927)
# Query_time => 1.001943 284 0.992136979 range [0.992136979, 1.041743827)
# Query_time => 1.000682 284 0.992136979 range [0.992136979, 1.041743827)
# -------- -----------
# 10.003277 9.684831984
#
# Lock_time => 0.000109 97 0.000108186 range [0.000108186, 0.000113596)
# Lock_time => 0.000145 103 0.000144980 range [0.000144980, 0.000152229)
# Lock_time => 0.000201 109 0.000194287 range [0.000194287, 0.000204002)
# -------- -----------
# 0.000455 0.000447453
#
# Rows_sent => 1 284 0.992136979 range [0.992136979, 1.041743827)
# Rows_sent => 0 0 0
# Rows_sent => 1 284 0.992136979 range [0.992136979, 1.041743827)
# -------- -----------
# 2 1.984273958
#
# Rows_exam => 1 284 0.992136979 range [0.992136979, 1.041743827)
# Rows_exam => 0 0 0
# Rows_exam => 2 298 1.964363355, range [1.964363355, 2.062581523)
# -------- -----------
# 3 2.956500334
# I hand-checked these values with my TI-83 calculator.
# They are, without a doubt, correct.
foreach my $event (@$events) {
$event->{fingerprint} = $qr->fingerprint( $event->{arg} );
$ea->aggregate($event);
}
$ea->calculate_statistical_metrics(apdex_t=>1);
my %top_spec = (
attrib => 'Query_time',
orderby => 'sum',
total => 100,
count => undef,
);
@top_spec{qw(ol_attrib ol_limit ol_freq)} = split(/:/, "Query_time:1:10");
my ($worst, $other) = $ea->top_events(%top_spec);
$result = $j->query_report(
ea => $ea,
worst => $worst,
orderby => 'Query_time',
groupby => 'fingerprint',
);
my $sample_file = "t/lib/samples/JSONReportFormatter/report001.json";
my $want_text = read_file($sample_file);
my $want = decode_json $want_text;
my $got = decode_json $result;
# I've change the original test because it was comparing JSONs as strings
# but it is hard (or impossible) to ensure in all environments the output
# will have a particular order.
# I prefer to decode_json($result) and compare it against the struct I am
# expecting as a result for 2 reasons:
# 1) using decode_json ensures that the json syntax is valid, but comparing
# strings cannot ensure that since the sample json may contain syntax errors.
# 2) Using structs (hashes) and is_deeply makes this test to work regarding
# of the sort order during the encoding process.
is_deeply(
$got,
$want,
'Basic output',
);
# #############################################################################
# Done.
# #############################################################################
done_testing;
|
