Quick sketch of how the CSVreader would read in data and use it in au…

…tomated

automated test. The examples are written in the tests methods. This is
related to issue JabRef#6189.

src/main/java/org/jabref/logic/journals/JournalStatistics.java

@@ -0,0 +1,26 @@
+package org.jabref.logic.journals;
+
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+
+public class JournalStatistics  {
+    private Path pathToCSV;
+
+    public JournalStatistics(Path path) {
+        this.pathToCSV = path;
+    }
+
+    public boolean getTitleByISSN(int ISSN) throws IOException {
+        String readString = Files.readString(pathToCSV);
+        String[] strings = readString.split(";");
+
+        for (String s:
+             strings) {
+            if (s.contains(String.valueOf(ISSN))) {
+                return true;
+            }
+        }
+        return false;
+    }
+}

src/test/java/org/jabref/gui/fieldeditors/JournayEditorPopOverTest.java

@@ -1,23 +1,25 @@
 package org.jabref.gui.fieldeditors;
 
-import java.io.File;
 import java.io.IOException;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.StandardOpenOption;
 import java.util.Optional;
 
+import org.jabref.logic.journals.JournalStatistics;
+
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.io.TempDir;
 
-import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
 import static org.junit.jupiter.api.Assertions.assertTrue;
 
 class JournalEditorPopOverTest {
 
     private Path tempFolder;
-    private final String testEntry = "1, 28773, CA - A Cancer Journal for Clinicians, journal, 15424863, 00079235, 88,192, Q1, 156, 36, 129, 2924, 22644, 89, 255.73, 81.22, United States, Northern America, Wiley-Blackwell, 1950-2020, Hematology (Q1); Oncology (Q1)";
+    private final String testEntry = "1;28773;CA - A Cancer Journal for Clinicians;journal;15424863, 00079235;88,192;Q1;156;36;129;2924;22644;89;255,73;81,22;United States;Northern America;Wiley-Blackwell;1950-2020;Hematology (Q1), Oncology (Q1)";
+    private JournalStatistics jsReader;
     // Create object that loads in data from file
 
     /**
@@ -43,11 +45,14 @@ void testValidISSN() throws IOException {
         Files.writeString(file,
                 testEntry, StandardOpenOption.CREATE); // Write the test entry to temp file
 
+        int ISSN = 15424863;
+
+        jsReader = new JournalStatistics(file);
         // Call method with valid ISSN with the object created during setup
-        String expectedJournalName = ""; // This variable should hold a method call to finding the correct journal given a valid ISSN
+        boolean found = jsReader.getTitleByISSN(ISSN); // This variable should hold a method call to finding the correct journal given a valid ISSN
         String trueJournalName = "CA - A Cancer Journal for Clinicians"; // true title of the found journal
 
-        assertEquals(trueJournalName, expectedJournalName);
+        assertTrue(found);
     }
 
     /**
@@ -60,11 +65,15 @@ void testInvalidISSN() throws IOException {
         Files.writeString(file,
                 testEntry, StandardOpenOption.CREATE); // Write test entry to temp file
 
+        int ISSN = 12300000;
+
+        jsReader = new JournalStatistics(file);
+        boolean found = jsReader.getTitleByISSN(ISSN);
         // Call method with invalid ISSN with the object created during setup
         String expectedJournalName = ""; // This variable is suppose to hold the title of the journal for the invalid ISSN
         String trueJournalName = "Nature Reviews Genetics"; // Or empty String
 
-        assertEquals(expectedJournalName, trueJournalName);
+        assertFalse(found);
     }
 
     /**