make file size test faster by removing 16GB test file

diff --git a/testing/test_multivol.py b/testing/test_multivol.py
index 7afe2ef..22e00a8 100644 (file)
--- a/testing/test_multivol.py
+++ b/testing/test_multivol.py
@@ -174,7 +174,7 @@ class MultivolGnuFormatTest(BaseTest):
 
         # create test files of different sizes
         size_factor = 4
-        n_sizes = 14    # 1,4,16,64,256,1KiB=4**5 ... 1MiB=4**10 ... 1GiB=4**15
+        n_sizes = 13    # 1,4,16,64,256,1KiB=4**5 ... 1MiB=4**10 ... 1GiB=4**15
         next_size = 1
         sizes = []
         file_names = []