test19.cpp revision 12855:588919e0e4aa 
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19
20/*****************************************************************************
21
22  test19.cpp -- Test sc_time string/tuple conversions
23
24  Original Author: Philipp A. Hartmann, OFFIS
25
26 *****************************************************************************/
27
28
29#include "systemc.h"
30
31void check_time( const sc_time& t, sc_time_unit tu, const std::string & str )
32{
33    sc_time_tuple tp = t;
34
35    std::cout << t.to_string() << ", value=" << t.value() << std::endl;
36    std::cout << "  ";
37    if( tp.has_value() )
38        std::cout << "t.value=" << tp.value();
39    else
40        std::cout << "t.double=" << tp.to_double();
41    std::cout << ", t.unit="  << tp.unit_symbol()
42              << std::endl;
43
44    sc_assert( tp.has_value() );
45    sc_assert( t.to_string() == str );
46    sc_assert( tp.to_string() == t.to_string() );
47    sc_assert( tp.unit() == tu );
48
49    sc_time u = sc_time::from_string( str.c_str() );
50    sc_assert( t == u );
51    sc_assert( u == tp );
52    sc_assert( tp.unit() == sc_time_tuple(u).unit() );
53
54    u = sc_time( tp.to_double(), tp.unit_symbol() );
55    sc_assert( t == u );
56    sc_assert( u == tp );
57    sc_assert( tp.unit() == sc_time_tuple(u).unit() );
58}
59
60int sc_main( int, char*[] )
61{
62    sc_report_handler::set_actions( SC_ID_SET_TIME_RESOLUTION_, SC_DO_NOTHING );
63    sc_report_handler::set_actions( SC_ID_TIME_CONVERSION_FAILED_, SC_DISPLAY );
64
65    unsigned resolutions[] = { 100, 10, 1 };
66    sc_time_unit resunit   = SC_FS;
67    unsigned* res = resolutions;
68
69    while( true )
70    {
71        std::cout << "\nResolution = " << sc_get_time_resolution() << std::endl;
72
73        check_time( sc_time(  10,   SC_NS),  SC_NS,  "10 ns" );
74        check_time( sc_time( 100,   SC_NS),  SC_NS, "100 ns" );
75        check_time( sc_time(1000,   SC_NS),  SC_US,   "1 us" );
76        check_time( sc_time(   0.1, SC_US),  SC_NS, "100 ns" );
77        check_time( sc_time(   1,   SC_US),  SC_US,   "1 us" );
78        check_time( sc_time(  10,   SC_US),  SC_US,  "10 us" );
79        check_time( sc_time( 100,   SC_US),  SC_US, "100 us" );
80        check_time( sc_time(1000,   SC_US),  SC_MS,   "1 ms" );
81        check_time( sc_time( 100,  SC_SEC), SC_SEC, "100 s" );
82
83        // exit loop before final resolution update
84        if (res == resolutions + (sizeof(resolutions)/sizeof(*resolutions)))
85            break;
86
87        sc_set_time_resolution( *res, resunit );
88        res++;
89    }
90
91    cout << "\nProgram completed" << endl;
92    return 0;
93}
94