Ichthyostega
59390cd2f8
reduce footprint of lib/util.hpp (Note: it is not possible to forward-declare std::string here) define the shorthand "cStr()" in lib/symbol.hpp reorder relevant includes to ensure std::hash is "hijacked" first
219 lines
8 KiB
C++
219 lines
8 KiB
C++
/*
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TimeParsing(Test) - handling textual time(code) specifications
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Copyright (C) Lumiera.org
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2011, Hermann Vosseler <Ichthyostega@web.de>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of
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the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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* *****************************************************/
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/** @file time-parsing-test.cpp
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** unit test \ref TimeParsing_test
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*/
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#include "lib/test/run.hpp"
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#include "lib/test/test-helper.hpp"
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#include "steam/asset/meta/time-grid.hpp"
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#include "lib/time/quantiser.hpp"
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#include "lib/time/timecode.hpp"
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#include "lib/symbol.hpp"
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#include "lib/util.hpp"
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using lib::Symbol;
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namespace lib {
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namespace time{
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namespace test{
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using steam::asset::meta::TimeGrid;
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using format::LERR_(INVALID_TIMECODE);
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namespace { // Helper for writing test cases
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Symbol DEFAULT_GRID = "pal0";
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Symbol OFFSET_GRID = "pal10";
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/**
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* Expression builder
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* for writing time value parsing tests
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*/
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template<class FMT>
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class Parsing
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{
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string const& timeSpec_;
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PQuant grid_;
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public:
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Parsing (string const& toParse, Symbol gridID =DEFAULT_GRID)
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: timeSpec_(toParse)
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, grid_(Quantiser::retrieve(gridID))
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{ }
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void
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should_yield (TimeValue const& expected)
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{
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TimeValue parsed = FMT::parse (timeSpec_, *grid_);
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CHECK (parsed == expected, "parsing '%s' resulted in %s instead of %s"
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, cStr(timeSpec_)
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, cStr(Time(parsed))
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, cStr(Time(expected)));
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}
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void
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should_yield (FSecs const& expectedSecs)
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{
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should_yield (Time (expectedSecs));
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}
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void
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should_fail ()
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{
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VERIFY_ERROR (INVALID_TIMECODE, FMT::parse (timeSpec_, *grid_));
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}
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};
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}//(End)Test case helper
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/****************************************************//**
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* @test parse textual time specifications given
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* in the supported timecode formats
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*/
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class TimeParsing_test : public Test
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{
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virtual void
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run (Arg)
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{
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defineTestTimeGrids();
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parseFrames();
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parseFractionalSeconds();
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/////////////////////////////////////////////TODO
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// parseHms();
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// parseSmpte();
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// parseDropFrame();
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}
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void
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defineTestTimeGrids()
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{
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TimeGrid::build(DEFAULT_GRID, FrameRate::PAL);
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TimeGrid::build(OFFSET_GRID, FrameRate::PAL, Time(0,10));
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}
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void
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parseFrames ()
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{
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Parsing<format::Frames> ("0#") .should_yield (0);
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Parsing<format::Frames> ("1#") .should_yield (FSecs(1,25) );
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Parsing<format::Frames> ("-1#") .should_yield (FSecs(-1,25) );
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Parsing<format::Frames> ("-0#") .should_yield (0);
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Parsing<format::Frames> ("25#") .should_yield (1 );
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Parsing<format::Frames> ("26#") .should_yield (Time(40,1) );
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Parsing<format::Frames> ("25#", OFFSET_GRID).should_yield (1+10 );
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Parsing<format::Frames> ("-1#", OFFSET_GRID).should_yield (10 - FSecs(1,25));
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Parsing<format::Frames> ("23") .should_fail();
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Parsing<format::Frames> ("23 #") .should_fail();
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Parsing<format::Frames> ("23.#") .should_fail();
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Parsing<format::Frames> ("23x#") .should_fail();
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Parsing<format::Frames> ("xxx25#xxx") .should_yield (1);
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Parsing<format::Frames> ("12 25#") .should_yield (1);
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Parsing<format::Frames> ("12 25# 33#") .should_yield (1); // note pitfall: the first valid number is used
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Parsing<format::Frames> ("12 25# \n 33#") .should_yield (1);
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Parsing<format::Frames> ("12\n 25# \n 33#") .should_yield (1);
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Parsing<format::Frames> ("12.25#") .should_fail(); // rejected because of leading dot (ambiguity)
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}
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void
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parseFractionalSeconds ()
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{
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Parsing<format::Seconds> ("0sec") .should_yield (0);
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Parsing<format::Seconds> ("1sec") .should_yield (1);
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Parsing<format::Seconds> ("10sec") .should_yield (10);
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Parsing<format::Seconds> ("100sec") .should_yield (100);
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Parsing<format::Seconds> ("-10sec") .should_yield (-10);
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Parsing<format::Seconds> ("-0sec") .should_yield (0);
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Parsing<format::Seconds> ("1/2sec") .should_yield (Time(500,0) );
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Parsing<format::Seconds> ("1/25sec") .should_yield (Time( 40,0) );
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Parsing<format::Seconds> ("1/250sec") .should_yield (Time( 4,0) ); // no quantisation involved in parsing
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Parsing<format::Seconds> ("1/250sec", OFFSET_GRID).should_yield (Time(4,10)); // ...but the origin of the grid is used
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Parsing<format::Seconds> ("10/2sec") .should_yield (5);
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Parsing<format::Seconds> ("1000/200sec") .should_yield (5);
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Parsing<format::Seconds> ("-10/2sec") .should_yield (-5);
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Parsing<format::Seconds> ("10/-2sec") .should_fail(); // only leading sign allowed (ambiguity)
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Parsing<format::Seconds> ("1+1/2sec") .should_yield (Time(500,1) );
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Parsing<format::Seconds> ("1-1/2sec") .should_yield (Time(500,0) );
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Parsing<format::Seconds> ("-1-1/2sec") .should_yield (-Time(500,1) );
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Parsing<format::Seconds> ("-1+1/2sec") .should_yield (-Time(500,0) );
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Parsing<format::Seconds> ("-1+1/-2sec") .should_fail();
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Parsing<format::Seconds> ("-12+24690/12345sec", OFFSET_GRID).should_yield(0); // origin=+10sec -12sec + 2/1sec == 0
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Parsing<format::Seconds> ("1") .should_fail();
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Parsing<format::Seconds> ("1 sec") .should_fail();
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Parsing<format::Seconds> ("--1sec") .should_fail();
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Parsing<format::Seconds> ("/-1sec") .should_fail();
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Parsing<format::Seconds> ("1.2sec") .should_fail();
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Parsing<format::Seconds> ("1/.2sec") .should_fail();
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Parsing<format::Seconds> ("1 + 2 / 4 sec") .should_fail();
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Parsing<format::Seconds> ("1 + 2 / 4sec") .should_yield(4); // note pitfall: leading garbage not considered
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Parsing<format::Seconds> ("xxx4secxxxx") .should_yield(4);
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Parsing<format::Seconds> ("x1# 8/2sec 2sec").should_yield(4); // note pitfall: first valid number used
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}
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void
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parseHms ()
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{
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UNIMPLEMENTED ("verify reading hour-minutes-seconds-millis time specs");
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}
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void
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parseSmpte ()
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{
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}
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void
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parseDropFrame ()
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{
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UNIMPLEMENTED ("verify especially SMPTE-drop-frame timecode");
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}
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};
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/** Register this test class... */
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LAUNCHER (TimeParsing_test, "unit common");
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}}} // namespace lib::time::test
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