version

src/PortAudio.jl

@@ -48,7 +48,6 @@ using .LibPortAudio:
     Pa_Initialize,
     paInputOverflowed,
     Pa_IsStreamStopped,
-    paNoDevice,
     paNoFlag,
     Pa_OpenStream,
     paOutputUnderflowed,
@@ -196,22 +195,12 @@ function show(io::IO, device::PortAudioDevice)
     print(io, device.output_bounds.max_channels)
 end
 
-function check_device_exists(device_index, device_type)
-    if device_index == paNoDevice
-        throw(ArgumentError("No $device_type device available"))
-    end
-end
-
 function get_default_input_index()
-    device_index = Pa_GetDefaultInputDevice()
-    check_device_exists(device_index, "input")
-    device_index
+    handle_status(Pa_GetDefaultInputDevice())
 end
 
 function get_default_output_index()
-    device_index = Pa_GetDefaultOutputDevice()
-    check_device_exists(device_index, "output")
-    device_index
+    handle_status(Pa_GetDefaultOutputDevice())
 end
 
 # we can look up devices by index or name

test/runtests.jl

@@ -11,7 +11,6 @@ using PortAudio:
     get_output_type,
     handle_status,
     initialize,
-    name,
     PortAudioException,
     PortAudio,
     PortAudioDevice,
@@ -19,7 +18,7 @@ using PortAudio:
     safe_load,
     seek_alsa_conf,
     terminate,
-    write_buffer
+    name
 using PortAudio.LibPortAudio:
     Pa_AbortStream,
     PaError,
@@ -110,9 +109,7 @@ using Test: @test, @test_logs, @test_nowarn, @testset, @test_throws
     initialize()
 end
 
-if isempty(devices())
-    @test_throws ArgumentError("No input device available") get_default_input_index()
-else
+if !isempty(devices())
     @testset "Tests with sound" begin
         # these default values are specific to local machines
         input_name = get_device(get_default_input_index()).name
@@ -133,7 +130,6 @@ else
             sleep(1)
             println("Testing pass-through")
             stream = PortAudioStream(input_name, output_name, 2, 2; adjust_channels = true)
-            write_buffer(stream.sink_messenger.buffer, acquire_lock = false)
             sink = stream.sink
             source = stream.source
             @test sprint(show, stream) == """