[beast] TESTS: made resamplehandle test signal shorter -> better performance

[Stefan Westerfeld <stw src gnome org>]

commit 95cd9a71f9d7c9a9a81e3e5f26edc7dc6576e3bb
Author: Stefan Westerfeld <stefan space twc de>
Date:   Sun Feb 20 23:00:40 2011 +0100

    TESTS: made resamplehandle test signal shorter -> better performance

 bse/tests/resamplehandle.cc |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/bse/tests/resamplehandle.cc b/bse/tests/resamplehandle.cc
index c7c454c..f0d838b 100644
--- a/bse/tests/resamplehandle.cc
+++ b/bse/tests/resamplehandle.cc
@@ -106,7 +106,7 @@ check (const char           *up_down,
       for (int64 i = 0; i < rhandle->setup.n_values; i++)
 	{
 	  double resampled = gsl_data_handle_peek_value (rhandle, i, &peek_buffer);
-	  worst_diff = max (resampled - expected[i], worst_diff);
+	  worst_diff = max (fabs (resampled - expected[i]), worst_diff);
 	}
       worst_diff_db = bse_db_from_factor (worst_diff, -200);
       TPRINT ("linear(%dst read) read worst_diff = %f (%f dB)\n", repeat, worst_diff, worst_diff_db);
@@ -125,7 +125,7 @@ check (const char           *up_down,
       for (int64 i = start; i < std::min (start + len, rhandle->setup.n_values); i++)
 	{
 	  double resampled = gsl_data_handle_peek_value (rhandle, i, &peek_buffer);
-	  worst_diff = max (resampled - expected[i], worst_diff);
+	  worst_diff = max (fabs (resampled - expected[i]), worst_diff);
 	}
     }
   worst_diff_db = bse_db_from_factor (worst_diff, -200);
@@ -232,7 +232,7 @@ run_tests (const char *run_type)
 
   for (int p = 0; params[p].bits; p++)
     {
-      const int LEN = 44100 * 4;
+      const int LEN = 44100 / 2;  /* 500ms test signal */
       vector<float> input;
       vector<double> expected;