src/kernel/resource/profile/trace_mgr_test.cpp

   1 /* Copyright (c) 2017-2019. The SimGrid Team. All rights reserved.               */
   2
   3 /* This program is free software; you can redistribute it and/or modify it
   4  * under the terms of the license (GNU LGPL) which comes with this package. */
   5
   6 #include "catch.hpp"
   7
   8 #include "simgrid/kernel/resource/Resource.hpp"
   9 #include "src/kernel/resource/profile/trace_mgr.hpp"
  10 #include "src/surf/surf_interface.hpp"
  11
  12 #include "xbt/log.h"
  13 #include "xbt/misc.h"
  14
  15 #include <cmath>
  16
  17 XBT_LOG_NEW_DEFAULT_CATEGORY(unit, "Unit tests of the Trace Manager");
  18
  19 double thedate;
  20 class MockedResource : public simgrid::kernel::resource::Resource {
  21 public:
  22   explicit MockedResource() : simgrid::kernel::resource::Resource(nullptr, "fake", nullptr) {}
  23   void apply_event(simgrid::kernel::profile::Event* event, double value) override
  24   {
  25     XBT_VERB("t=%.1f: Change value to %lg (idx: %u)", thedate, value, event->idx);
  26     tmgr_trace_event_unref(&event);
  27   }
  28   bool is_used() override { return true; }
  29 };
  30
  31 static std::vector<simgrid::kernel::profile::DatedValue> trace2vector(const char* str)
  32 {
  33   std::vector<simgrid::kernel::profile::DatedValue> res;
  34   simgrid::kernel::profile::Profile* trace = simgrid::kernel::profile::Profile::from_string("TheName", str, 0);
  35   XBT_VERB("---------------------------------------------------------");
  36   XBT_VERB("data>>\n%s<<data\n", str);
  37   for (auto const& evt : trace->event_list)
  38     XBT_VERB("event: d:%lg v:%lg", evt.date_, evt.value_);
  39
  40   MockedResource daResource;
  41   simgrid::kernel::profile::FutureEvtSet fes;
  42   simgrid::kernel::profile::Event* insertedIt = trace->schedule(&fes, &daResource);
  43
  44   while (fes.next_date() <= 20.0 && fes.next_date() >= 0) {
  45     thedate = fes.next_date();
  46     double value;
  47     simgrid::kernel::resource::Resource* resource;
  48     simgrid::kernel::profile::Event* it = fes.pop_leq(thedate, &value, &resource);
  49     if (it == nullptr)
  50       continue;
  51
  52     REQUIRE(it == insertedIt); // Check that we find what we've put
  53     if (value >= 0) {
  54       resource->apply_event(it, value);
  55       res.push_back(simgrid::kernel::profile::DatedValue(thedate, value));
  56     } else {
  57       XBT_DEBUG("%.1f: ignore an event (idx: %u)\n", thedate, it->idx);
  58     }
  59   }
  60   tmgr_finalize();
  61   return res;
  62 }
  63
  64 TEST_CASE("kernel::profile: Resource profiles, defining the external load", "kernel::profile")
  65 {
  66
  67   SECTION("No event, no loop")
  68   {
  69     std::vector<simgrid::kernel::profile::DatedValue> got = trace2vector("");
  70     std::vector<simgrid::kernel::profile::DatedValue> want;
  71     REQUIRE(want == got);
  72   }
  73
  74   SECTION("One event no loop")
  75   {
  76     std::vector<simgrid::kernel::profile::DatedValue> got = trace2vector("9.0 3.0\n");
  77
  78     std::vector<simgrid::kernel::profile::DatedValue> want;
  79     want.push_back(simgrid::kernel::profile::DatedValue(9, 3));
  80     REQUIRE(want == got);
  81   }
  82
  83   SECTION("Two events, no loop")
  84   {
  85     std::vector<simgrid::kernel::profile::DatedValue> got = trace2vector("3.0 1.0\n"
  86                                                                          "9.0 3.0\n");
  87
  88     std::vector<simgrid::kernel::profile::DatedValue> want;
  89     want.push_back(simgrid::kernel::profile::DatedValue(3, 1));
  90     want.push_back(simgrid::kernel::profile::DatedValue(9, 3));
  91
  92     REQUIRE(want == got);
  93   }
  94
  95   SECTION("Three events, no loop")
  96   {
  97
  98     std::vector<simgrid::kernel::profile::DatedValue> got = trace2vector("3.0 1.0\n"
  99                                                                          "5.0 2.0\n"
 100                                                                          "9.0 3.0\n");
 101
 102     std::vector<simgrid::kernel::profile::DatedValue> want;
 103     want.push_back(simgrid::kernel::profile::DatedValue(3, 1));
 104     want.push_back(simgrid::kernel::profile::DatedValue(5, 2));
 105     want.push_back(simgrid::kernel::profile::DatedValue(9, 3));
 106
 107     REQUIRE(want == got);
 108   }
 109
 110   SECTION("Two events, looping")
 111   {
 112     std::vector<simgrid::kernel::profile::DatedValue> got = trace2vector("1.0 1.0\n"
 113                                                                          "3.0 3.0\n"
 114                                                                          "LOOPAFTER 2\n");
 115
 116     std::vector<simgrid::kernel::profile::DatedValue> want;
 117     want.push_back(simgrid::kernel::profile::DatedValue(1, 1));
 118     want.push_back(simgrid::kernel::profile::DatedValue(3, 3));
 119     want.push_back(simgrid::kernel::profile::DatedValue(6, 1));
 120     want.push_back(simgrid::kernel::profile::DatedValue(8, 3));
 121     want.push_back(simgrid::kernel::profile::DatedValue(11, 1));
 122     want.push_back(simgrid::kernel::profile::DatedValue(13, 3));
 123     want.push_back(simgrid::kernel::profile::DatedValue(16, 1));
 124     want.push_back(simgrid::kernel::profile::DatedValue(18, 3));
 125
 126     REQUIRE(want == got);
 127   }
 128
 129   SECTION("Two events, looping, start at 0")
 130   {
 131     std::vector<simgrid::kernel::profile::DatedValue> got = trace2vector("0.0 1\n"
 132                                                                          "5.0 2\n"
 133                                                                          "LOOPAFTER 5\n");
 134
 135     std::vector<simgrid::kernel::profile::DatedValue> want;
 136     want.push_back(simgrid::kernel::profile::DatedValue(0, 1));
 137     want.push_back(simgrid::kernel::profile::DatedValue(5, 2));
 138     want.push_back(simgrid::kernel::profile::DatedValue(10, 1));
 139     want.push_back(simgrid::kernel::profile::DatedValue(15, 2));
 140     want.push_back(simgrid::kernel::profile::DatedValue(20, 1));
 141
 142     REQUIRE(want == got);
 143   }
 144 }