fix, add test

src/PortAudio.jl

@@ -1,6 +1,6 @@
 module PortAudio
 
-using libportaudio_jll: libportaudio_jll
+using libportaudio_jll: libportaudio
 using SampledSignals
 using Suppressor: @capture_err
 
@@ -15,6 +15,15 @@ export PortAudioStream
 
 include("libportaudio.jl")
 
+macro stderr_as_debug(expression)
+    quote
+        local result
+        debug_message = @capture_err result = $(esc(expression))
+        @debug "$debug_message"
+        result
+    end
+end
+
 # This size is in frames
 
 # data is passed to and from portaudio in chunks with this many frames, because
@@ -367,14 +376,6 @@ function discard_input(source::PortAudioSource)
     end
 end
 
-macro stderr_as_debug(expression)
-    quote
-        debug_message = @capture_err result = $(esc(expression))
-        @debug debug_message
-        result
-    end
-end
-
 function __init__()
     if Sys.islinux()
         envkey = "ALSA_CONFIG_DIR"

test/runtests.jl

@@ -1,10 +1,18 @@
 #!/usr/bin/env julia
 
+using Logging: Debug
 using PortAudio
-using PortAudio: Pa_GetDefaultInputDevice, Pa_GetDefaultOutputDevice, Pa_GetDeviceInfo, Pa_GetHostApiInfo, PortAudioDevice
+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()