ruby-nsca/test/test_nsca.rb
2015-07-03 15:26:42 +02:00

255 lines
8 KiB
Ruby

require 'helper'
require 'dummy_server'
require 'securerandom'
class TestNSCA < Test::Unit::TestCase
context 'xor' do
should 'return a if a (random) will xored double with random key. (1000 rounds)' do
1000.times do
key_len = SecureRandom.random_number 1000
a_len = SecureRandom.random_number 1000
key = SecureRandom.random_bytes key_len
a = SecureRandom.random_bytes a_len
assert_equal a, NSCA.xor( key, NSCA.xor(key, a))
end
end
end
end
class TestNSCACommunication < Test::Unit::TestCase
Port = 5787
def dummy_server *args
server = Thread.new do
begin
NSCA.dummy_server *args
rescue Object
#STDERR.puts "#{$!.class}: #{$!}", $!.backtrace.map{|bt|" #{bt}"}
raise
ensure
#STDERR.puts "Dummy Server Shutdown"
end
end
sleep 1 # server needs time to start...
server
end
include NSCA::Checks
context "our dummy test server on localhost:#{Port} with random password" do
should 'receive data' do
password = 'password' || SecureRandom.random_bytes
timestamp = Time.now
PD1 = perfdata :pd1_in_sec, :s, 10, 20, 0, 30
PD2 = perfdata :pd2_in_1, 1, 0.99, 0.98, 0, 1
PD3 = perfdata :pd3_count, :c, 3, 5, 0
T0 = check 'TestNSCA0', 'localhost'
T1 = check 'TestNSCA1', 'localhost', [PD1, PD2]
T2 = check :TestNSCA2, 'localhost', [PD1, PD2, PD3]
checks = []
t0 = T0.new( 1, "0123456789"*51+"AB", nil, timestamp) # oversized service name
checks << t0
pd1 = PD1.new 3
pd2 = PD2.new 0.9996
pd3 = PD3.new 2
t1 = T1.new( nil, "Should be OK", [pd1, pd2, pd3], timestamp)
checks << t1
NSCA::destinations.clear
NSCA::destinations << NSCA::Client.new( 'localhost', Port, password)
server = dummy_server port: Port, password: password
NSCA::send *checks
pc0, pc1 = server.value
[[t0, pc0], [t1, pc1]].each do |(test, packet)|
assert_equal test.hostname, packet.hostname
assert_equal test.service, packet.service
assert_equal timestamp.to_i, packet.timestamp.to_i
assert_equal test.retcode, packet.return_code
end
# original with AB, but B is char 512 and will be replaced by \0
assert_equal "0123456789"*51+"A", pc0.status
assert_equal "Should be OK | 'pd1_in_sec'=3s,10,20,0,30 'pd2_in_1'=0.99961,0.99,0.98,0,1 'pd3_count'=2c,3,5,0,", pc1.status
end
should 'fail crc32 if wrong password' do
password = 'password' || SecureRandom.random_bytes
timestamp = Time.now
T3 = check 'TestNSCA0', 'localhost'
NSCA::destinations.clear
NSCA::destinations << NSCA::Client.new( 'localhost', Port, password+'a')
server = dummy_server hostname: 'localhost', port: Port, password: password
NSCA::send [T3.new( 1, 'status', nil, timestamp)]
assert_raise( NSCA::Packet::CSC32CheckFailed) { server.join }
end
end
end
class TestNSCA::ReturnCode < Test::Unit::TestCase
context 'return code' do
should( 'be 0 == OK') { assert NSCA::ReturnCode.find(0) == NSCA::ReturnCode::OK }
should( 'be 1 == WARNING') { assert NSCA::ReturnCode.find(1) == NSCA::ReturnCode::WARNING }
should( 'be 2 == CRITICAL') { assert NSCA::ReturnCode.find(2) == NSCA::ReturnCode::CRITICAL }
should( 'be 3 == UNKNOWN') { assert NSCA::ReturnCode.find(3) == NSCA::ReturnCode::UNKNOWN }
end
end
class TestNSCA::Helper < Test::Unit::TestCase
context 'class gen name' do
should 'generate class names' do
assert :Total_run_check_measure == NSCA::Helper.class_name_gen( 'total run check measure')
end
should 'do not generate class names, if no letter' do
assert nil == NSCA::Helper.class_name_gen( '123 321, 43 _ ?')
end
end
end
class TestNSCA::PerformanceData < Test::Unit::TestCase
should 'set a subclass for new PerfData-types' do
NSCA::PerformanceData.create 'subclass test'
assert_nothing_raised NameError do
assert NSCA::PerformanceData::Subclass_test, "No subclass created."
end
end
def perfdata *a
NSCA::PerformanceData.new *a
end
context 'Created NSCA::PerformanceData-subclasses' do
should 'be the same like returned' do
PA = NSCA::PerformanceData.create 'returned and subclass the same test'
assert_equal PA, NSCA::PerformanceData::Returned_and_subclass_the_same_test
end
should 'not exists, if #new used' do
pb = NSCA::PerformanceData.new 'no subclass'
assert_raise NameError do
NSCA::PerformanceData::No_subclass
end
end
should 'have a unit if given' do
assert :s == perfdata( 'have an unit test', :s).unit, "Not s as unit"
end
should 'have not a unit if not given' do
assert nil == perfdata( 'have not an unit test', nil).unit, "Not nil as unit"
end
should 'have a warn thresh if given' do
assert 3 == perfdata( 'have a warn test', nil, 3).warn, "Not 3 as warn"
end
should 'have not a warn thresh if not given' do
assert nil == perfdata( 'have not a warn test', nil, nil).warn, "Not nil as warn"
end
end
context 'Measure' do
should 'work with s' do
PC = perfdata 'something in seconds', :s
assert PC.measure { true }.is_a?( PC), 'can not be created?'
end
should 'work with ms' do
PD = perfdata 'something in mili seconds', :ms
assert PD.measure { true }.is_a?( PD), 'can not be created?'
end
should 'not work with something else' do
PE = perfdata 'something else than time', :c
assert_raise NSCA::PerformanceData::TimeUnitExpected do
PE.measure { true }
end
end
should 'measure something between 1s..3s if i sleep 2 seconds' do
PF = perfdata 'wait 2 seconds', :s
pf = PF.measure { sleep 2 }
assert (1..3).include?( pf.value), "Not in range 1s..3s: #{pf.value}s"
end
should 'measure something between 1000ms..3000ms if i sleep 2 seconds' do
PG = perfdata 'wait 2000 mili second', :ms
pf = PG.measure { sleep 2 }
assert (1000..3000).include?( pf.value), "Not in range 1000ms..3000ms: #{pf.value}ms"
end
end
end
class TestNSCA::Check < Test::Unit::TestCase
context 'Data' do
should 'also be empty' do
CF = NSCA::Check.new 'empty data'
cf = CF.new
hostname = `hostname`.chomp
assert_equal [cf.timestamp, 3, hostname, 'empty data', 'UNKNOWN'], cf.to_a
end
should 'have default a timestamp. ~ -10s..10s' do
CG = NSCA::Check.new 'default timestamp'
cg = CG.new
now = Time.now
range = Time.at(now-10) .. Time.at(now+10)
assert range.begin <= cg.timestamp && cg.timestamp <= range.end,
"Not a valid timestamp ~now: #{cg.timestamp}"
end
end
context 'Subclasses' do
should 'be created by NSCA::Check.create' do
CA = NSCA::Check.create 'a uniq name'
assert_same CA, NSCA::Check::A_uniq_name
end
end
context 'No Subclasses' do
should 'be created by NSCA::Check.new' do
CB = NSCA::Check.new 'a uniq name, too'
assert_raise NameError, 'A class named NSCA::Check::A_uniq_name_too exists' do
CB == NSCA::Check::A_uniq_name_too
end
end
end
context 'Clones' do
should 'have old class as superclass' do
CC1 = NSCA::Check.new( 'a check which will be for cloning')
CC2 = CC1.clone
assert_equal CC2.superclass, CC1
end
should 'have the same data' do
CD1 = NSCA::Check.new 'a check for same data after cloning'
CD2 = CD1.clone
assert_equal CD2.to_a, CD2.to_a
end
should 'have the same data, except specific data' do
CE1 = NSCA::Check.new 'a check for same data after cloning again, but...'
CE2 = CE1.clone service: '... but the service will be changed.'
assert_not_equal CE1.service, CE2.service
assert_equal 'a check for same data after cloning again, but...', CE1.service
assert_equal '... but the service will be changed.', CE2.service
ce1_data, ce2_data = CE1.to_a, CE2.to_a
ce1_data[0] = ce2_data[0] = 'dummy'
assert_equal ce1_data, ce2_data
end
end
context 'Perfdatas in Checks' do
should 'be saved as symbol-key' do
PH = NSCA::PerformanceData.new 'simplename', :ms
CH = NSCA::Check.new 'a check with perfdata', 'hostname', [PH]
assert_equal PH, CH.perfdatas[:'simplename']
ch = CH.new
assert_equal nil, ch['simplename']
assert_equal nil, ch[:simplename]
a = 0
ch.measure( 'simplename') { 0.upto( 10000) { a += 1 } }
assert_equal ch['simplename'], ch[:simplename]
end
end
end