new test for dup files

Author: kyclark

tests/inputs/metadata/bad3.toml

@@ -0,0 +1,43 @@
+lead_contributor_orcid = "0000-0001-9961-144X"
+
+trajectory_file_name = "aaa"
+
+structure_file_name = "bbb.txt"
+
+topology_file_name = "bbb.txt"
+
+temperature_kelvin = 5000
+
+integration_timestep_fs = 0
+
+software_name = "AMBER"
+
+software_version = "20"
+
+toml_version = 2
+
+short_description = "short "
+
+pdb_id = "5amx"
+
+[[ligands]]
+name = "FY8"
+smiles = 'Oc1ccc(Cl)cc1NC(=O)C2CCNCC2'
+
+[[solvents]]
+name = "Na"
+concentration_mol_liter = 2
+
+[[solvents]]
+name = "Cl"
+concentration_mol_liter = 0
+
+[[contributors]]
+name = "Geddy Lee"
+orcid = "0000-2819-749X-0000"
+email = "gary@montreal.edu"
+institution = "University of Montreal"
+
+[[additional_files]]
+file_name = "bbb.txt"
+file_type = "ABC"