use stderr

Tests/MP3DecoderTests.cpp

@@ -35,7 +35,7 @@ static void runMp3TwoPieceTestWithBackend(int backend) {
     char path[PATH_MAX];
     snprintf (path, sizeof (path), "%s/TestData/chirp-1sec.mp3", dbplugindir);
 
-    printf("test file path: %s\n", dbplugindir);
+    fprintf(stderr, "test file path: %s\n", dbplugindir);
 
     playlist_t *plt = plt_alloc ("testplt");
 
@@ -51,7 +51,7 @@ static void runMp3TwoPieceTestWithBackend(int backend) {
 
     // request twice as much to make sure we don't overshoot
     int res = dec->read (fi, buffer, (int)size*2);
-    printf("res[1]: %d\n", res);
+    fprintf(stderr, "res[1]: %d\n", res);
 
     EXPECT_EQ(res, size);
 
@@ -61,12 +61,12 @@ static void runMp3TwoPieceTestWithBackend(int backend) {
     dec->seek_sample (fi, 0);
 
     res = dec->read (fi, buffer2, (int)size/2);
-    printf("res[2]: %d\n", res);
+    fprintf(stderr, "res[2]: %d\n", res);
     EXPECT_EQ(res, size/2);
 
     dec->seek_sample (fi, 44100/2);
     res = dec->read (fi, buffer2+size/2, (int)size);
-    printf("res[3]: %d\n", res);
+    fprintf(stderr, "res[3]: %d\n", res);
     EXPECT_EQ(res, size/2);
 
 #if 0
@@ -79,15 +79,15 @@ static void runMp3TwoPieceTestWithBackend(int backend) {
 #endif
 
     int cmp1 = memcmp (buffer, buffer2, size/2);
-    printf("cmp1: %d\n", cmp1);
+    fprintf(stderr, "cmp1: %d\n", cmp1);
     EXPECT_EQ(cmp1, 0);
 
     int cmp2 = memcmp (buffer+size/2, buffer2+size/2, size/2);
-    printf("cmp2: %d\n", cmp1);
+    fprintf(stderr, "cmp2: %d\n", cmp1);
     EXPECT_EQ(cmp2, 0);
 
     int cmp = memcmp (buffer, buffer2, size);
-    printf("cmp: %d\n", cmp1);
+    fprintf(stderr, "cmp: %d\n", cmp1);
 
     free (buffer);
     free (buffer2);