jsxm/test/instrument.js
2015-11-21 15:50:48 +01:00

57 lines
2.2 KiB
JavaScript

var XMPlayer = window.XMPlayer;
// TODO:
// - test volume envelope (sustain, release)
// - test panning envelope
exports['test note on'] = function(assert) {
var xm = testdata.resetXMData();
// [pat][row][channel]
xm.patterns[0][0][0] = [48, 1, 0x10 + 0x33, 0, 0]; // C-4 1 33 000
XMPlayer.nextRow();
var ch = xm.channelinfo[0];
assert.equal(ch.note, 48, 'set note');
assert.equal(ch.period, 1152, 'channel period');
assert.equal(ch.vol, 0x33, 'channel volume');
assert.equal(ch.samp, xm.instruments[0].samples[0], 'set sample');
assert.equal(ch.off, 0, 'trigger offset');
};
exports['test instrument trigger'] = function(assert) {
var xm = testdata.resetXMData();
// [pat][row][channel]
xm.patterns[0][0][0] = [48, 1, 0x10 + 0x33, 0, 0]; // C-4 1 33 000
xm.patterns[0][1][0] = [-1, 1, -1, 0, 0]; // --- 1 -- 000
var ch = xm.channelinfo[0];
XMPlayer.nextRow();
ch.pan = 1; // forcibly override panning
ch.off = 100; // and sample offset
assert.equal(XMPlayer.cur_row, 0, 'row 0');
XMPlayer.nextRow();
assert.equal(XMPlayer.cur_row, 1, 'row 1');
assert.equal(ch.note, 48, 'note same after inst trigger');
assert.equal(ch.period, 1152, 'period same after inst trigger');
assert.equal(ch.vol, 64, 'vol reset after inst trigger');
assert.equal(ch.pan, 128, 'pan reset after inst trigger');
assert.equal(ch.samp, xm.instruments[0].samples[0], 'set sample');
assert.equal(ch.off, 0, 'set offset=0');
};
exports['test note trigger'] = function(assert) {
var xm = testdata.resetXMData();
// [pat][row][channel]
xm.patterns[0][0][0] = [48, 1, 0x10 + 0x33, 0, 0]; // C-4 1 33 000
xm.patterns[0][1][0] = [49, -1, -1, 0, 0]; // C#4 -- -- 000
var ch = xm.channelinfo[0];
XMPlayer.nextRow();
ch.pan = 1; // forcibly override panning
ch.off = 100; // and sample offset
ch.vibratopos = 1; // and vibrato position
XMPlayer.nextRow();
assert.equal(ch.note, 49, 'note updated after inst trigger');
assert.equal(ch.period, 1136, 'period updated after note trigger');
assert.equal(ch.vol, 0x33, 'vol not reset after note trigger');
assert.equal(ch.pan, 1, 'pan not reset after note trigger');
assert.equal(ch.off, 0, 'set offset=0');
assert.equal(ch.vibratopos, 0, 'set vibrato pos=0');
};