util/m5/src/command/resetstats.test.cc

   1 /*
   2  * Copyright 2020 Google Inc.
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   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
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   9  * notice, this list of conditions and the following disclaimer in the
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  13  * this software without specific prior written permission.
  14  *
  15  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  16  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  17  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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  19  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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  25  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26  */
  27
  28 #include <gtest/gtest.h>
  29
  30 #include "args.hh"
  31 #include "command.hh"
  32 #include "dispatch_table.hh"
  33
  34 uint64_t test_ns_delay;
  35 uint64_t test_ns_period;
  36
  37 void
  38 test_m5_reset_stats(uint64_t ns_delay, uint64_t ns_period)
  39 {
  40     test_ns_delay = ns_delay;
  41     test_ns_period = ns_period;
  42 }
  43
  44 DispatchTable dt = { .m5_reset_stats = &test_m5_reset_stats };
  45
  46 bool
  47 run(std::initializer_list<std::string> arg_args)
  48 {
  49     Args args(arg_args);
  50     return Command::run(dt, args);
  51 }
  52
  53 TEST(Resetstats, Arguments)
  54 {
  55     // Called with no arguments.
  56     test_ns_delay = 50;
  57     test_ns_period = 40;
  58     EXPECT_TRUE(run({"resetstats"}));
  59     EXPECT_EQ(test_ns_delay, 0);
  60     EXPECT_EQ(test_ns_period, 0);
  61
  62     // Called with one argument.
  63     test_ns_delay = 50;
  64     test_ns_period = 40;
  65     EXPECT_TRUE(run({"resetstats", "10"}));
  66     EXPECT_EQ(test_ns_delay, 10);
  67     EXPECT_EQ(test_ns_period, 0);
  68
  69     // Called with two arguments.
  70     test_ns_delay = 50;
  71     test_ns_period = 40;
  72     EXPECT_TRUE(run({"resetstats", "10", "20"}));
  73     EXPECT_EQ(test_ns_delay, 10);
  74     EXPECT_EQ(test_ns_period, 20);
  75
  76     // Called with three arguments.
  77     EXPECT_FALSE(run({"resetstats", "10", "20", "30"}));
  78 }