zymon/PortAudio.jl
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test tweaks and adds tests to travis.yml

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This commit is contained in:
Spencer Russell 2013-12-30 01:31:54 -08:00
parent 39bae583ed
commit a3d23268e9
3 changed files with 11 additions and 9 deletions
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2
.travis.yml
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@ -10,4 +10,4 @@ before_install:
- sudo apt-get install libpcre3-dev julia -y
script:
- julia -e 'Pkg.init(); run(`ln -s $(pwd()) $(Pkg.dir("PortAudio"))`); Pkg.pin("PortAudio"); Pkg.resolve(); Pkg.add("BinDeps"); Pkg.build("PortAudio")'
- julia -e 'using PortAudio; @assert isdefined(:PortAudio); @assert typeof(PortAudio) === Module'
- test/test.jl

7
test/test_PortAudio.jl
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@ -29,6 +29,7 @@ t = linspace(0, 2, 2 * 44100)
phase = 2pi * 100 * t
## Test Float32 arrays, this is currently the native audio playback format
info("Testing Playing Float32 arrays...")
f32 = convert(Array{Float32}, sin(phase))
test_stream = TestAudioStream()
player = play(f32, test_stream)
@ -37,20 +38,20 @@ player = play(f32, test_stream)
#@test process(test_stream) == zeros(PortAudio.AudioSample, TEST_BUF_SIZE)
## Test Float64 arrays
info("Testing Playing Float64 arrays...")
f64 = convert(Array{Float64}, sin(phase))
test_stream = TestAudioStream()
player = play(f64, test_stream)
@test process(test_stream) == convert(PortAudio.AudioBuf, f64[1:TEST_BUF_SIZE])
## Test Int8(Signed) arrays
info("Testing Playing Int8(Signed) arrays...")
i8 = Int8[-127:127]
test_stream = TestAudioStream()
player = play(i8, test_stream)
@test_approx_eq(process(test_stream)[1:255],
convert(PortAudio.AudioBuf, linspace(-1.0, 1.0, 255)))
## Test Uint8(Unsigned) arrays
info("Testing Playing Uint8(Unsigned) arrays...")
# for unsigned 8-bit audio silence is represented as 128, so the symmetric range
# is 1-255
ui8 = Uint8[1:255]

11
test/test_nodes.jl
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@ -1,8 +1,8 @@
using Base.Test
using PortAudio
info = PortAudio.DeviceInfo(44100, 512)
dev_input = zeros(PortAudio.AudioSample, info.buf_size)
test_info = PortAudio.DeviceInfo(44100, 512)
dev_input = zeros(PortAudio.AudioSample, test_info.buf_size)
# A TestNode just renders out 1:buf_size each frame
type TestNode <: PortAudio.AudioNode
@ -19,17 +19,18 @@ end
# TODO: there should be a setup/teardown mechanism and some way to isolate
# tests
info("Testing AudioMixer...")
mix = AudioMixer()
@test mix.mix_inputs == PortAudio.AudioNode[]
@test PortAudio.render(mix, dev_input, info) == zeros(PortAudio.AudioSample, info.buf_size)
@test PortAudio.render(mix, dev_input, test_info) == zeros(PortAudio.AudioSample, test_info.buf_size)
testnode = TestNode()
mix = AudioMixer([testnode])
@test mix.mix_inputs == PortAudio.AudioNode[testnode]
@test PortAudio.render(mix, dev_input, info) == PortAudio.AudioSample[1:info.buf_size]
@test PortAudio.render(mix, dev_input, test_info) == PortAudio.AudioSample[1:test_info.buf_size]
test1 = TestNode()
test2 = TestNode()
mix = AudioMixer([test1, test2])
@test PortAudio.render(mix, dev_input, info) == 2 * PortAudio.AudioSample[1:info.buf_size]
@test PortAudio.render(mix, dev_input, test_info) == 2 * PortAudio.AudioSample[1:test_info.buf_size]