From da52fd03d2499b7d11a6bee3bc6361defa559356 Mon Sep 17 00:00:00 2001
From: Giorgio Calderone <giorgio.calderone@gmail.com>
Date: Thu, 19 Mar 2020 20:03:45 +0100
Subject: [PATCH] Avoid print warning for empty datasets;  Added corresponding
 test

---
 src/Gnuplot.jl   | 2 +-
 test/runtests.jl | 6 ++++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/Gnuplot.jl b/src/Gnuplot.jl
index 99ee308..6c1fed1 100644
--- a/src/Gnuplot.jl
+++ b/src/Gnuplot.jl
@@ -618,7 +618,7 @@ function driver(args...; flag3d=false)
             AllArraysAreNotEmpty = true
             for i in 1:length(data)
                 if (typeof(data[i]) <: AbstractArray)  &&  (length(data[i]) == 0)
-                    @warn "Input array is empty"
+                    #@warn "Input array is empty"
                     AllArraysAreNotEmpty = false
                     break
                 end
diff --git a/test/runtests.jl b/test/runtests.jl
index b218bb6..277a642 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -79,6 +79,12 @@ pal = palette(:deepsea)
 ls = linestyles(:deepsea)
 @test ls == "set style line 1 lt 1 lc rgb '#2B004D\nset style line 2 lt 1 lc rgb '#4E0F99\nset style line 3 lt 1 lc rgb '#3C54D4\nset style line 4 lt 1 lc rgb '#48A9F8\nset style line 5 lt 1 lc rgb '#C5ECFF"
 
+#-----------------------------------------------------------------
+# Test wth empty dataset
+@gp Float64[]
+@gsp Float64[]
+
+
 #-----------------------------------------------------------------
 x = collect(1.:100);