test/lua/nstime.lua

   1 -- test script for various Lua functions
   2 -- use with dhcp.pcap in test/captures directory
   3
   4 local testlib = require("testlib")
   5
   6 local FRAME = "frame"
   7 local PER_FRAME = "per-frame"
   8 local OTHER = "other"
   9
  10 -- expected number of runs per type
  11 local n_frames = 4
  12 local taptests = {
  13     [FRAME]=n_frames,
  14     [PER_FRAME]=n_frames*5,
  15     [OTHER]=44
  16 }
  17 testlib.init(taptests)
  18
  19 ---------
  20 -- the following are so we can use pcall (which needs a function to call)
  21 local function setNSTime(nst,name,value)
  22     nst[name] = value
  23 end
  24
  25 local function getNSTime(nst,name)
  26     local foo = nst[name]
  27 end
  28
  29 ------------- test script ------------
  30 testlib.testing(OTHER,"negative tests")
  31 testlib.test(OTHER,"NSTime.new-1",not pcall(NSTime,"FooBARhowdy"))
  32 testlib.test(OTHER,"NSTime.new-2",not pcall(NSTime,"ip","FooBARhowdy"))
  33 local tmptime = NSTime()
  34 testlib.test(OTHER,"NSTime.set-3",pcall(setNSTime,tmptime,"secs",10))
  35 testlib.test(OTHER,"NSTime.set-4",not pcall(setNSTime,tmptime,"foobar",1000))
  36 testlib.test(OTHER,"NSTime.set-5",pcall(setNSTime,tmptime,"nsecs",123))
  37 testlib.test(OTHER,"NSTime.set-6",not pcall(setNSTime,NSTime,"secs",0))
  38 testlib.test(OTHER,"NSTime.set-7",not pcall(setNSTime,tmptime,"secs","foobar"))
  39 testlib.test(OTHER,"NSTime.set-8",not pcall(setNSTime,NSTime,"nsecs",0))
  40 testlib.test(OTHER,"NSTime.set-9",not pcall(setNSTime,tmptime,"nsecs","foobar"))
  41
  42 testlib.test(OTHER,"NSTime.get-10",pcall(getNSTime,tmptime,"secs"))
  43 testlib.test(OTHER,"NSTime.get-11",pcall(getNSTime,tmptime,"nsecs"))
  44 testlib.test(OTHER,"NSTime.get-12",not pcall(getNSTime,NSTime,"secs"))
  45 testlib.test(OTHER,"NSTime.get-13",not pcall(getNSTime,NSTime,"nsecs"))
  46
  47
  48 testlib.testing(OTHER,"basic tests")
  49 local first = NSTime()
  50 local second = NSTime(100,100)
  51 local third = NSTime(0,100)
  52 testlib.test(OTHER,"NSTime.secs-14", first.secs == 0)
  53 testlib.test(OTHER,"NSTime.secs-15", second.secs == 100)
  54 testlib.test(OTHER,"NSTime.secs-16", third.secs == 0)
  55
  56 testlib.test(OTHER,"NSTime.nsecs-17", first.nsecs == 0)
  57 testlib.test(OTHER,"NSTime.nsecs-18", second.nsecs == 100)
  58 testlib.test(OTHER,"NSTime.nsecs-19", third.nsecs == 100)
  59
  60 testlib.test(OTHER,"NSTime.eq-20", first == NSTime())
  61 testlib.test(OTHER,"NSTime.neq-21", second ~= third)
  62
  63 testlib.test(OTHER,"NSTime.add-22", first + second == second)
  64 testlib.test(OTHER,"NSTime.add-23", third + NSTime(100,0) == second)
  65 testlib.test(OTHER,"NSTime.add-24", NSTime(100) + NSTime(nil,100) == second)
  66
  67 testlib.test(OTHER,"NSTime.lt-25", third < second)
  68 testlib.test(OTHER,"NSTime.gt-26", third > first)
  69 testlib.test(OTHER,"NSTime.le-27", second <= NSTime(100,100))
  70
  71 testlib.test(OTHER,"NSTime.unm-28", -first == first)
  72 testlib.test(OTHER,"NSTime.unm-29", -(-second) == second)
  73 testlib.test(OTHER,"NSTime.unm-30", -second == NSTime(-100,-100))
  74 testlib.test(OTHER,"NSTime.unm-31", -third == NSTime(0,-100))
  75
  76 testlib.test(OTHER,"NSTime.tostring-32", tostring(first) == "0.000000000")
  77 testlib.test(OTHER,"NSTime.tostring-33", tostring(second) == "100.000000100")
  78 testlib.test(OTHER,"NSTime.tostring-34", tostring(third) == "0.000000100")
  79
  80 testlib.test(OTHER,"NSTime.tonumber-35", first:tonumber() == 0.0)
  81 testlib.test(OTHER,"NSTime.tonumber-36", second:tonumber() == 100.0000001)
  82 testlib.test(OTHER,"NSTime.tonumber-37", third:tonumber() == 0.0000001)
  83
  84 testlib.testing(OTHER,"setters/getters")
  85 first.secs = 123
  86 first.nsecs = 100
  87 testlib.test(OTHER,"NSTime.set-38", first == NSTime(123,100))
  88 testlib.test(OTHER,"NSTime.get-39", first.secs == 123)
  89 testlib.test(OTHER,"NSTime.get-40", first.nsecs == 100)
  90
  91 local minus0_4 = NSTime() - NSTime(0,400000000)
  92 testlib.test(OTHER,"NSTime.negative_tonumber-41", minus0_4:tonumber() == -0.4)
  93 testlib.test(OTHER,"NSTime.negative_tostring-42", tostring(minus0_4) == "-0.400000000")
  94 local minus0_4 = NSTime() - NSTime(1,400000000)
  95 testlib.test(OTHER,"NSTime.negative_tonumber-43", minus0_4:tonumber() == -1.4)
  96 testlib.test(OTHER,"NSTime.negative_tostring-44", tostring(minus0_4) == "-1.400000000")
  97
  98
  99 ----------------------------------
 100
 101 -- declare some field extractors
 102 local f_frame_time       = Field.new("frame.time")
 103 local f_frame_time_rel   = Field.new("frame.time_relative")
 104 local f_frame_time_delta = Field.new("frame.time_delta")
 105
 106 local tap = Listener.new()
 107
 108 local begin = NSTime()
 109 local now, previous
 110
 111 function tap.packet(pinfo,tvb,frame)
 112     testlib.countPacket(FRAME)
 113     testlib.testing(FRAME,"NSTime in Frame")
 114
 115     local fi_now = f_frame_time()
 116     local fi_rel = f_frame_time_rel()
 117     local fi_delta = f_frame_time_delta()
 118
 119     testlib.test(PER_FRAME,"typeof-1", typeof(begin) == "NSTime")
 120     testlib.test(PER_FRAME,"typeof-2", typeof(fi_now()) == "NSTime")
 121
 122     now = fi_now()
 123     if testlib.getPktCount(FRAME) == 1 then
 124         testlib.test(PER_FRAME,"__eq-1", begin == fi_delta())
 125         testlib.test(PER_FRAME,"NSTime.secs-1", fi_delta().secs == 0)
 126         testlib.test(PER_FRAME,"NSTime.nsecs-1", fi_delta().nsecs == 0)
 127         begin = fi_now()
 128     else
 129         testlib.test(PER_FRAME,"__sub__eq-1", now - previous == fi_delta())
 130         testlib.test(PER_FRAME,"__sub__eq-2", now - begin == fi_rel())
 131         testlib.test(PER_FRAME,"__add-1", (previous - begin) + (now - previous) == fi_rel())
 132     end
 133     previous = now
 134
 135     testlib.pass(FRAME)
 136 end
 137
 138 function tap.draw()
 139     testlib.getResults()
 140 end