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AudioKit/AudioKit#2955 #32

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bfc2dfa
Revise existing test for AudioKit/AudioKit#2955
emurray2 Apr 22, 2025
65d4203
Revise existing code for AudioKit/AudioKit#2955
emurray2 Apr 22, 2025
f91d65c
Test original behavior too
emurray2 Apr 22, 2025
1b4cba0
Make comment clear
emurray2 Jul 8, 2025
97c95e4
Add another test case for track length
emurray2 Jul 8, 2025
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2 changes: 1 addition & 1 deletion Sources/AudioKitEX/Sequencing/Sequence.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -87,7 +87,7 @@ public struct NoteEventSequence: Equatable {
channel: MIDIChannel = 0,
position: Double,
duration: Double) {
totalDuration += duration
totalDuration = max(totalDuration, position + duration) // Get last note in the track + its duration
var newNote = SequenceNote()

newNote.noteOn.status = noteOnByte
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9 changes: 9 additions & 0 deletions Tests/AudioKitEXTests/SequencerTrackTests.swift
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Expand Up @@ -124,11 +124,20 @@ class SequencerTrackTests: XCTestCase {
let track = SequencerTrack(targetNode: sampler)
engine.output = sampler

track.add(noteNumber: 60, position: 0.0, duration: 1.0)
track.add(noteNumber: 60, position: 0.0, duration: 1.0)
track.add(noteNumber: 60, position: 0.0, duration: 1.0)
track.add(noteNumber: 60, position: 0.0, duration: 1.0)

XCTAssertEqual(track.length, 4, "Track length shouldn't be extended with chord duration less than existing track length")

track.add(noteNumber: 60, position: 0.0, duration: 1.0)
track.add(noteNumber: 60, position: 1.0, duration: 1.0)
track.add(noteNumber: 60, position: 2.0, duration: 1.0)
track.add(noteNumber: 60, position: 3.0, duration: 1.0)

XCTAssertEqual(track.length, 4.01, "Track length should be extended with note event position + duration greater or equal to existing track length")

track.playFromStart()
XCTAssertTrue(track.isPlaying)
let audio = engine.startTest(totalDuration: 5.0)
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