@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();
}
}
// chordEqualsFalseTest(): all false partitions covered except last
@Test
public void chordEqualsFalseTest() {
Music a = new Chord(new Note(2, new Pitch('C')), new Note(5, new Pitch('A')));
Music b = new Chord(new Note(3, new Pitch('D')), new Note(5, new Pitch('B'))).transpose(-2);
Music c = new Chord(new Note(2, new Pitch('D')).transpose(-2), new Note(5, new Pitch('B')));
assertFalse(a.equals(b));
assertFalse(b.equals(c));
assertFalse(a.equals(c));
}
// parallelEqualsFalseTest(): all false partitions covered except last
@Test
public void parallelEqualsFalseTest() {
Parallel a = new Parallel(new Note(2, new Pitch('C')), new Note(5, new Pitch('A')));
Music b = new Parallel(new Note(3, new Pitch('D')), new Note(5, new Pitch('B'))).transpose(-2);
Music c = new Parallel(new Note(2, new Pitch('D')).transpose(-2), new Note(5, new Pitch('B')));
assertFalse(a.equals(b));
assertFalse(b.equals(c));
assertFalse(a.equals(c));
}
// 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();
}
}
// 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();
}
}
// musicTransposeLargeCaseTest(): row row row your boat
@Test
public void musicTransposeLargeCaseTest() {
String transposedRowRowRowYourBoatString =
"D1.0 D1.0 D0.75 E0.25 ^F1.0 ^F0.75 E0.25 ^F0.75 G0.25 A2.0 "
+ "D'0.3333333333333333 D'0.3333333333333333 D'0.3333333333333333 "
+ "A0.3333333333333333 A0.3333333333333333 A0.3333333333333333 "
+ "^F0.3333333333333333 ^F0.3333333333333333 ^F0.3333333333333333 "
+ "D0.3333333333333333 D0.3333333333333333 D0.3333333333333333 "
+ "A0.75 G0.25 ^F0.75 E0.25 D2.0";
assertEquals(transposedRowRowRowYourBoatString, rowRowRowYourBoat.transpose(2).toString());
}
// 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();
}
}
// chordlHashCodeTest()
@Test
public void chordHashCodeTest() {
Chord a = new Chord(new Note(2, new Pitch('C')), new Note(5, new Pitch('A')));
Music b = new Chord(new Note(2, new Pitch('D')), new Note(5, new Pitch('B'))).transpose(-2);
assertEquals(a.hashCode(), b.hashCode());
}
// mergeEqualsFalseWrongOrderTest(): musics are identical but in wrong order
@Test
public void mergeEqualsFalseWrongOrderTest() {
Music a = new Merge(new Note(2, new Pitch('C')), new Note(5, new Pitch('A')));
Music b = new Merge(new Note(5, new Pitch('A')), new Note(2, new Pitch('C')));
assertFalse(a.equals(b));
}
// musicTransposeEmptyTest(): empty music
@Test
public void musicTransposeEmptyTest() {
Music empty = new Parallel(new Rest(0), new Merge(new Rest(0), new Rest(0)));
Music emptyTransposed = empty.transpose(10);
assertEquals(empty, emptyTransposed);
}
// musicDurationLargeCaseTest(): row row row your boat
@Test
public void musicDurationLargeCaseTest() {
assertTrue(16.0 == rowRowRowYourBoat.duration());
}
// musicDurationSingleNoteTest(): single note
@Test
public void musicDurationSingleNoteTest() {
Music singleNote =
new Parallel(new Rest(0), new Merge(new Note(5.5, new Pitch(66)), new Rest(0)));
assertTrue(singleNote.duration() == 5.5);
}
// musicDurationEmptyTest(): empty music
@Test
public void musicDurationEmptyTest() {
Music empty = new Parallel(new Rest(0), new Merge(new Rest(0), new Rest(0)));
assertTrue(empty.duration() == 0);
}
// parallelHashCodeTest()
@Test
public void parallelHashCodeTest() {
Parallel a = new Parallel(new Note(2, new Pitch('C')), new Note(5, new Pitch('A')));
Music b = new Parallel(new Note(2, new Pitch('D')), new Note(5, new Pitch('B'))).transpose(-2);
assertEquals(a.hashCode(), b.hashCode());
}
// musicTransposeSingleNoteTest(): single note
@Test
public void musicTransposeSingleNoteTest() {
Music a = new Note(1, new Pitch('A'));
Music c = new Note(1, new Pitch('C'));
assertEquals(a.transpose(2), c.transpose(11));
}
// mergeHashCodeTest()
@Test
public void mergeHashCodeTest() {
Music a = new Merge(new Note(2, new Pitch('C')), new Note(5, new Pitch('A')));
Music b = new Merge(new Note(2, new Pitch('D')), new Note(5, new Pitch('B'))).transpose(-2);
assertEquals(a.hashCode(), b.hashCode());
}