[TChain] Add tests for name parsing in TChain::[Add,AddFile]

tree/tree/test/CMakeLists.txt

@@ -23,6 +23,7 @@ ROOT_ADD_GTEST(testTBasket TBasket.cxx LIBRARIES RIO Tree)
 ROOT_ADD_GTEST(testTBranch TBranch.cxx LIBRARIES RIO Tree MathCore)
 ROOT_ADD_GTEST(testTIOFeatures TIOFeatures.cxx LIBRARIES RIO Tree)
 ROOT_ADD_GTEST(testTTreeCluster TTreeClusterTest.cxx LIBRARIES RIO Tree MathCore)
+ROOT_ADD_GTEST(testTChainParsing TChainParsing.cxx LIBRARIES RIO Tree)
 if(imt)
    ROOT_ADD_GTEST(testTTreeImplicitMT ImplicitMT.cxx LIBRARIES RIO Tree)
 endif()

tree/tree/test/TChainParsing.cxx

@@ -0,0 +1,66 @@
+#include "TChain.h"
+#include "gtest/gtest.h"
+
+TEST(TChainParsing, RemoteAdd)
+{
+   TChain c;
+   c.Add("root://some.domain/path/to/file.root/treename");
+   c.Add("root://some.domain//path/to/file.root/treename");
+   c.Add("root://some.domain/path/to/foo.something/file.root/treename");
+   c.Add("root://some.domain/path/to/foo.root/file.root/treename"); // ROOT-9344
+   c.Add("root://some.domain/path//to/file.root/treename"); // ROOT-10494
+   const auto files = c.GetListOfFiles();
+
+   EXPECT_STREQ(files->At(0)->GetTitle(), "root://some.domain/path/to/file.root");
+   EXPECT_STREQ(files->At(0)->GetName(), "treename");
+
+   EXPECT_STREQ(files->At(1)->GetTitle(), "root://some.domain//path/to/file.root");
+   EXPECT_STREQ(files->At(1)->GetName(), "treename");
+
+   EXPECT_STREQ(files->At(2)->GetTitle(), "root://some.domain/path/to/foo.something/file.root");
+   EXPECT_STREQ(files->At(2)->GetName(), "treename");
+
+   EXPECT_STREQ(files->At(3)->GetTitle(), "root://some.domain/path/to/foo.root/file.root");
+   EXPECT_STREQ(files->At(3)->GetName(), "treename");
+
+   EXPECT_STREQ(files->At(4)->GetTitle(), "root://some.domain/path//to/file.root");
+   EXPECT_STREQ(files->At(4)->GetName(), "treename");
+}
+
+TEST(TChainParsing, LocalAdd)
+{
+   TChain c;
+   c.Add("/path/to/file.root");
+   c.Add("/path/to/file.root/foo");
+   c.Add("/path/to/file.root/foo/bar");
+   c.Add("/path/to/file.root/foo.bar/treename");
+   c.Add("/path/to/file.root/foo.root/treename");
+   c.Add("/path/to/file.root/root/treename");
+   c.Add("path/to/file.root/treename");
+   c.Add("/path/to/file.root//treename");
+   const auto files = c.GetListOfFiles();
+
+   EXPECT_STREQ(files->At(0)->GetTitle(), "/path/to/file.root");
+   EXPECT_STREQ(files->At(0)->GetName(), "");
+
+   EXPECT_STREQ(files->At(1)->GetTitle(), "/path/to/file.root");
+   EXPECT_STREQ(files->At(1)->GetName(), "foo");
+
+   EXPECT_STREQ(files->At(2)->GetTitle(), "/path/to/file.root");
+   EXPECT_STREQ(files->At(2)->GetName(), "foo/bar");
+
+   EXPECT_STREQ(files->At(3)->GetTitle(), "/path/to/file.root");
+   EXPECT_STREQ(files->At(3)->GetName(), "foo.bar/treename");
+
+   EXPECT_STREQ(files->At(4)->GetTitle(), "/path/to/file.root/foo.root");
+   EXPECT_STREQ(files->At(4)->GetName(), "treename");
+
+   EXPECT_STREQ(files->At(5)->GetTitle(), "/path/to/file.root");
+   EXPECT_STREQ(files->At(5)->GetName(), "root/treename");
+
+   EXPECT_STREQ(files->At(6)->GetTitle(), "path/to/file.root");
+   EXPECT_STREQ(files->At(6)->GetName(), "treename");
+
+   EXPECT_STREQ(files->At(7)->GetTitle(), "/path/to/file.root");
+   EXPECT_STREQ(files->At(7)->GetName(), "/treename");
+}