From 1df205b6433e3e3ca3df2aba16998f566416096e Mon Sep 17 00:00:00 2001
From: pancho horrillo <pedrofelipe.horrillo@bbva.com>
Date: Tue, 11 Dec 2018 09:09:02 +0100
Subject: [PATCH] tests/make_graph: fix a couple of cache handling issues

Co-authored-by: Martin Evgeniev <martin.evgeniev@bbva.com>
---
 tests/make_graph | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/tests/make_graph b/tests/make_graph
index 669f96a52..ae7517940 100755
--- a/tests/make_graph
+++ b/tests/make_graph
@@ -26,7 +26,12 @@ fi
 dir="$1"
 metric="$2"
 
-if [ ! -z "$(find "$dir" -name '*pb.gz' -newer /tmp/data)" ]; then
+if [ ! -d "$dir" ]; then
+    echo "ERROR: results_dir: ‘$dir’ is not readable!"
+    echo "Usage: $0 results_dir"
+fi
+
+if [ ! -f /tmp/data -o ! -z "$(find "$dir" -name '*pb.gz' -newer /tmp/data)" ]; then
     echo -n 'Refreshing /tmp/data...'
     for prof in $(find $dir -type f -name "*.pb.gz" | sort)
     do