[libgnome-volume-control] tests: Add audio device selection question

[Bastien Nocera <hadess src gnome org>]

commit 8fc9c62a69b78ceeb349b1aa753dbcfca8971192
Author: Bastien Nocera <hadess hadess net>
Date:   Sun Apr 17 22:26:16 2016 +0200

    tests: Add audio device selection question
    
    So that the test utility mimicks the code in gnome-settings-daemon.

 Makefile.tests                |    4 ++--
 test-audio-device-selection.c |   34 ++++++++++++++++++++++++++++------
 2 files changed, 30 insertions(+), 8 deletions(-)
---
diff --git a/Makefile.tests b/Makefile.tests
index 813630e..a05689c 100644
--- a/Makefile.tests
+++ b/Makefile.tests
@@ -31,13 +31,13 @@ GVC_LIBS = `pkg-config --libs gtk+-3.0 libpulse libpulse-mainloop-glib alsa`
 all: test-audio-device-selection $(LIBGVC_SOURCES) tests-include/config.h
 
 .c.o:
-       $(CC) -c $(GVC_CFLAGS) -I. -Itests-include/ $< -o $@
+       $(CC) -g3 -ggdb -c $(GVC_CFLAGS) -I. -Itests-include/ $< -o $@
 
 C_SOURCES = $(filter %.c,$(LIBGVC_SOURCES))
 OBJECTS=$(C_SOURCES:.c=.o)
 
 test-audio-device-selection: $(OBJECTS) test-audio-device-selection.o
-       $(CC) $(GVC_LIBS) $(OBJECTS) test-audio-device-selection.o -o $@
+       $(CC) -g3 -ggdb $(GVC_LIBS) $(OBJECTS) test-audio-device-selection.o -o $@
 
 clean:
        rm -f *.o test-audio-device-selection
diff --git a/test-audio-device-selection.c b/test-audio-device-selection.c
index efc6d66..294c0f7 100644
--- a/test-audio-device-selection.c
+++ b/test-audio-device-selection.c
@@ -1,7 +1,11 @@
 
+#include <stdio.h>
+#include <locale.h>
 #include <pulse/pulseaudio.h>
 #include "gvc-mixer-control.h"
 
+#define MAX_ATTEMPTS 3
+
 typedef struct {
        GvcHeadsetPortChoice choice;
        gchar *name;
@@ -14,18 +18,18 @@ static AudioSelectionChoice audio_selection_choices[] = {
 };
 
 static void
-audio_selection_needed (GvcMixerControl      *control,
+audio_selection_needed (GvcMixerControl      *volume,
                        guint                 id,
                        gboolean              show_dialog,
                        GvcHeadsetPortChoice  choices,
                        gpointer              user_data)
 {
        char *args[G_N_ELEMENTS (audio_selection_choices) + 1];
-       char *choices_str;
        guint i, n;
+       int response = -1;
 
        if (!show_dialog) {
-               g_print ("Audio selection not needed anymore for id %d\n", id);
+               g_print ("--- Audio selection not needed anymore for id %d\n", id);
                return;
        }
 
@@ -36,10 +40,26 @@ audio_selection_needed (GvcMixerControl      *control,
        }
        args[n] = NULL;
 
-       choices_str = g_strjoinv (", ", args);
        g_print ("+++ Audio selection needed for id %d\n", id);
-       g_print ("    Choices are: %s\n", choices_str);
-       g_free (choices_str);
+       g_print ("    Choices are: %s\n");
+       for (i = 0; args[i] != NULL; i++)
+               g_print ("    %d. %s\n", i + 1, args[i]);
+
+       for (i = 0; response < 0 && i < MAX_ATTEMPTS; i++) {
+               int res;
+
+               g_print ("What is your choice?\n");
+               if (scanf ("%d", &res) == 1 &&
+                   res > 0 &&
+                   res < g_strv_length (args)) {
+                       response = res;
+                       break;
+               }
+       }
+
+       gvc_mixer_control_set_headset_port (volume,
+                                           id,
+                                           audio_selection_choices[response - 1].choice);
 }
 
 int main (int argc, char **argv)
@@ -47,6 +67,8 @@ int main (int argc, char **argv)
        GMainLoop *loop;
        GvcMixerControl *volume;
 
+       setlocale (LC_ALL, "");
+
        loop = g_main_loop_new (NULL, FALSE);
 
        volume = gvc_mixer_control_new ("GNOME Volume Control test");