Make the coverage/test running script a little better

test-coverage.sh

@@ -1,28 +1,26 @@
 #!/bin/bash
 
 echo "mode: set" > acc.out
+fail=0
 
 for dir in $(find . -maxdepth 10 -not -path './.git*' -type d);
 do
-	if ls $dir/*.go &> /dev/null;
-	then
-		returnval=`go test -coverprofile=profile.out $dir`
-		echo ${returnval}
-		if [[ ${returnval} != *FAIL* ]]
-		then
-    		if [ -f profile.out ]
-    		then
-        		cat profile.out | grep -v "mode: set" >> acc.out
-    		fi
-    	else
-    		exit 1
-    	fi
+	if ls $dir/*.go &> /dev/null; then
+		go test -coverprofile=profile.out $dir || fail=1
+    if [ -f profile.out ]
+    then
+      cat profile.out | grep -v "mode: set" >> acc.out
+      rm profile.out
     fi
+  fi
 done
-if [ -n "$COVERALLS" ]
+
+# Failures have incomplete results, so don't send
+if [ -n "$COVERALLS" ] && [ "$fail" -eq 0 ]
 then
 	goveralls -v -coverprofile=acc.out $COVERALLS
 fi
 
-rm -rf ./profile.out
-rm -rf ./acc.out
+rm -f acc.out
+
+exit $fail