@Test public void sampleTest2() { String input = "d^f^f ^cee|de^f g^fe|d^f^f ^cee|d^fe dBA|\n" + "d^f^f ^cee|de^f g^fe|^fa^f g^fe|[1 d^fe dBA:|[2 d^fe d^cB|]\n" + "A3 B3|g^fe ^fdB|A^FA B2^c|d^fe d^cB|\n" + "A3 B3|e^fe e^fg|^fa^f g^fe|[1 d^fe d^cB:|[2 d^fe dBA|]\n" + "^fAA eAA| de^f g^fe|^fAA eAA|d^fe dBA|\n" + "^fAA eAA| de^f g^fe|^fa^f g^fe|d^fe dBA:|\n"; CharStream stream = new ANTLRInputStream(RepeatHandler.handleRepeats(input)); MusicGrammarLexer lexer = new MusicGrammarLexer(stream); lexer.reportErrorsAsExceptions(); TokenStream tokens = new CommonTokenStream(lexer); MusicGrammarParser parser = new MusicGrammarParser(tokens); parser.reportErrorsAsExceptions(); ParseTree tree = parser.root(); ParseTreeWalker walker = new ParseTreeWalker(); ConstructMusic listener = new ConstructMusic(new HeaderInfo()); walker.walk(listener, tree); Music sample = listener.getExpression(); try { SequencePlayer player = new SequencePlayer(200, 12); sample.play(player, 0); player.play(); Thread.sleep((long) sample.duration() * 1000); } catch (MidiUnavailableException | InvalidMidiDataException e) { e.printStackTrace(); } catch (InterruptedException uie) { uie.printStackTrace(); } }
@Test public void sampleTest() { String input = "C,, D,, E,, F,, | G,, A,, B,, C, | " + "C, D, E, F, | G, A, B, C | " + "C D E F | G A B c " + "| c d e f | g a b c' | " + "c' d' e' f' | g' a' b' c''\n"; CharStream stream = new ANTLRInputStream(input); MusicGrammarLexer lexer = new MusicGrammarLexer(stream); lexer.reportErrorsAsExceptions(); TokenStream tokens = new CommonTokenStream(lexer); MusicGrammarParser parser = new MusicGrammarParser(tokens); parser.reportErrorsAsExceptions(); ParseTree tree = parser.root(); ParseTreeWalker walker = new ParseTreeWalker(); ConstructMusic listener = new ConstructMusic(new HeaderInfo()); walker.walk(listener, tree); Music sample = listener.getExpression(); try { SequencePlayer player = new SequencePlayer(140, 12); sample.play(player, 0); player.play(); Thread.sleep((long) sample.duration() * 1000); } catch (MidiUnavailableException | InvalidMidiDataException e) { e.printStackTrace(); } catch (InterruptedException uie) { uie.printStackTrace(); } }
// musicPlayEmptyTest(): empty music @Test public void musicPlayEmptyTest() { SequencePlayer player; try { player = new SequencePlayer(140, 12); Music empty = new Parallel(new Rest(0), new Merge(new Rest(0), new Rest(0))); empty.play(player, 0); assertEquals("Meta event: END_OF_TRACK Tick: 0\n", player.toString()); } catch (MidiUnavailableException | InvalidMidiDataException e) { e.printStackTrace(); } }
// musicPlayLargeCaseTest(): row row row your boat @Test public void musicPlayLargeCaseTest() { try { SequencePlayer player = new SequencePlayer(140, 12); rowRowRowYourBoat.play(player, .125); player.play(); Thread.sleep(10000); } catch (MidiUnavailableException mue) { mue.printStackTrace(); } catch (InvalidMidiDataException imde) { imde.printStackTrace(); } catch (InterruptedException ie) { ie.printStackTrace(); } }
// musicPlaySingleNoteTest(): single note @Test public void musicPlaySingleNoteTest() { SequencePlayer player; try { player = new SequencePlayer(140, 12); Music a = new Note(1, new Pitch('A')); a.play(player, 0); assertEquals( "Event: NOTE_ON Pitch: 69 Tick: 0\n" + "Event: NOTE_OFF Pitch: 69 Tick: 12\n" + "Meta event: END_OF_TRACK Tick: 12\n", player.toString()); } catch (MidiUnavailableException | InvalidMidiDataException e) { e.printStackTrace(); } }