From cb112a452985d019502fecb8ad657d7559e0db94 Mon Sep 17 00:00:00 2001
From: Enrico Guiraud <enrico.guiraud@cern.ch>
Date: Mon, 19 Apr 2021 15:07:35 +0200
Subject: [PATCH] [DF] Add test for ROOT-9558
---
tree/dataframe/test/dataframe_interface.cxx | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/tree/dataframe/test/dataframe_interface.cxx b/tree/dataframe/test/dataframe_interface.cxx
index 035fa6bf7fc..ca88a4b8423 100644
--- a/tree/dataframe/test/dataframe_interface.cxx
+++ b/tree/dataframe/test/dataframe_interface.cxx
@@ -617,3 +617,15 @@ TEST(RDataFrameInterface, Describe)
"myFloat Float_t Dataset";
EXPECT_EQ(df3.Describe(), ref2);
}
+
+// https://sft.its.cern.ch/jira/browse/ROOT-9558
+TEST(RDFSimpleTests, LeafWithDifferentNameThanBranch)
+{
+ TTree t("t", "t");
+ int x = 42;
+ t.Branch("x", &x, "y/I");
+ t.Fill();
+
+ auto m = ROOT::RDataFrame(t).Max<int>("x");
+ EXPECT_EQ(*m, 42);
+}
--
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