PortAudio.jl/test/runtests.jl
2021-05-18 14:43:43 -04:00

104 lines
3.8 KiB
Julia
Executable file

#!/usr/bin/env julia
using Logging: Debug
using PortAudio
using PortAudio: Pa_GetDefaultInputDevice, Pa_GetDefaultOutputDevice, Pa_GetDeviceInfo, Pa_GetHostApiInfo, PortAudioDevice, @stderr_as_debug
using Test
using SampledSignals
@testset "Debug messages" begin
@test_logs (:debug, "hi") min_level = Debug @test_nowarn @stderr_as_debug begin
print(stderr, "hi")
true
end
end
@testset "PortAudio Tests" begin
@testset "Reports version" begin
io = IOBuffer()
PortAudio.versioninfo(io)
result = split(String(take!((io))), "\n")
# make sure this is the same version I tested with
@test startswith(result[1], "PortAudio V19")
end
@testset "Can list devices without crashing" begin
PortAudio.devices()
end
@testset "Null errors" begin
@test_throws BoundsError Pa_GetDeviceInfo(-1)
@test_throws BoundsError Pa_GetHostApiInfo(-1)
end
end
if !isempty(PortAudio.devices())
# these default values are specific to my machines
inidx = Pa_GetDefaultInputDevice()
default_indev = PortAudioDevice(Pa_GetDeviceInfo(inidx), inidx).name
outidx = Pa_GetDefaultOutputDevice()
default_outdev = PortAudioDevice(Pa_GetDeviceInfo(outidx), outidx).name
@testset "Local Tests" begin
@testset "Open Default Device" begin
println("Recording...")
stream = PortAudioStream(2, 0)
buf = read(stream, 5s)
close(stream)
@test size(buf) == (round(Int, 5 * samplerate(stream)), nchannels(stream.source))
println("Playing back recording...")
stream = PortAudioStream(0, 2)
write(stream, buf)
close(stream)
println("Testing pass-through")
stream = PortAudioStream(2, 2)
write(stream, stream, 5s)
close(stream)
println("done")
end
@testset "Samplerate-converting writing" begin
stream = PortAudioStream(0, 2)
write(stream, SinSource(eltype(stream), samplerate(stream)*0.8, [220, 330]), 3s)
write(stream, SinSource(eltype(stream), samplerate(stream)*1.2, [220, 330]), 3s)
close(stream)
end
@testset "Open Device by name" begin
stream = PortAudioStream(default_indev, default_outdev)
buf = read(stream, 0.001s)
@test size(buf) == (round(Int, 0.001 * samplerate(stream)), nchannels(stream.source))
write(stream, buf)
io = IOBuffer()
show(io, stream)
@test occursin("""
PortAudioStream{Float32}
Samplerate: 44100.0Hz
2 channel sink: "$default_outdev"
2 channel source: "$default_indev\"""", String(take!(io)))
close(stream)
end
@testset "Error on wrong name" begin
@test_throws ErrorException PortAudioStream("foobarbaz")
end
# no way to check that the right data is actually getting read or written here,
# but at least it's not crashing.
@testset "Queued Writing" begin
stream = PortAudioStream(0, 2)
buf = SampleBuf(rand(eltype(stream), 48000, nchannels(stream.sink))*0.1, samplerate(stream))
t1 = @async write(stream, buf)
t2 = @async write(stream, buf)
@test fetch(t1) == 48000
@test fetch(t2) == 48000
close(stream)
end
@testset "Queued Reading" begin
stream = PortAudioStream(2, 0)
buf = SampleBuf(rand(eltype(stream), 48000, nchannels(stream.source))*0.1, samplerate(stream))
t1 = @async read!(stream, buf)
t2 = @async read!(stream, buf)
@test fetch(t1) == 48000
@test fetch(t2) == 48000
close(stream)
end
end
end