Makefile: don't attempt to run trial tests if the dependencies can't be imported

diff --git a/Makefile b/Makefile
index 93c1e6473a0615f49a8658cbe969afeb574765a3..16be46bf6232df9d3907be7d73fefe8874efdea4 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -100,6 +100,7 @@ TEST=allmydata
 # suppress the ansi color sequences
 
 test: build
+       $(PP) $(PYTHON) -c 'import allmydata, zfec, foolscap, simplejson, nevow, OpenSSL'
        $(PP) $(TRIAL) $(REPORTER) $(TEST)
 
 test-figleaf: build