Add one statement.

git-svn-id: https://svn.dealii.org/trunk@10089 0785d39b-7218-0410-832d-ea1e28bc413d

diff --git a/deal.II/doc/development/testsuite.html b/deal.II/doc/development/testsuite.html
index 9948a85e4058d62f733848c979222200c9c7612e..8472d2ba54d1aa99a199bc9912df3633582485cf 100644 (file)
--- a/deal.II/doc/development/testsuite.html
+++ b/deal.II/doc/development/testsuite.html
@@ -80,10 +80,14 @@
       =====linking======= quadrature_test.exe
       ...
     </pre>
+    You should be aware that because of the number of tests we have,
+    running the entire testsuite can easily take an hour, even on a
+    fast system. On the other hand, only a large testsuite can offer
+    comprehensive coverage of a software as big as deal.II.
     </p>
 
     <p>
-    Sometimes, however, you know that for whatever reason one test
+    Sometimes, you know that for whatever reason one test
     always fails on your system, or has already failed before you made
     any changes to the library that could have caused tests to
     fail. We also sometimes check in tests that we know presently