progress on league database testing

1 files changed, 67 insertions, 0 deletions

diff --git a/src/test/java/design/persistence/JSONLeagueDatabaseTest.java b/src/test/java/design/persistence/JSONLeagueDatabaseTest.java
new file mode 100644
index 0000000..1dcdbb1
--- /dev/null
+++ b/src/test/java/design/persistence/JSONLeagueDatabaseTest.java
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+package design.persistence;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.Date;
+
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Tag;
+import org.junit.jupiter.api.Test;
+
+import design.model.League;
+import design.model.StrokeLeague;
+import design.model.Golfer;
+
+/** Unit Tests for the JSON Personal Database Singleton
+ * @author Willem Dalton
+ **/
+@Tag("Persistence-tier")
+public class JSONLeagueDatabaseTest {
+    Path tempDB;
+
+    @BeforeEach
+    void clearDB() throws IOException
+    {
+        tempDB = Files.createTempFile("testleaguedb", ".json");
+        Files.writeString(tempDB, "[]");
+        JSONLeagueDatabase.testInstance(tempDB.toString());
+    }
+    
+    @Test 
+    void testInstance()
+    {
+        JSONLeagueDatabase instance = JSONLeagueDatabase.instance(); // makes new instance
+        assertNotNull(instance);
+        JSONLeagueDatabase instance2 = JSONLeagueDatabase.instance(); // instance already exists
+        assertNotNull(instance2);
+    }
+
+    @Test
+    void testAddRemove() throws IOException
+    {
+        JSONLeagueDatabase instance = JSONLeagueDatabase.testInstance(tempDB.toString()); // makes new instance
+        Golfer testOwner = new Golfer("Jamie Doe", "joe_cool", "12345");
+        League testLeague = new StrokeLeague("The A Team", new Date(1234), new Date(123), new Date(12345), testOwner);
+        instance.addLeague(testLeague);
+        assertEquals(1, instance.getLeagues().length);
+        assertEquals(testLeague, instance.getLeagues()[0]);
+        instance.removeLeague(testLeague);
+        assertEquals(0, instance.getLeagues().length);
+    }
+
+    // @Test
+    // void testUpdateGolfer() throws IOException
+    // {
+    //     JSONLeagueDatabase instance = JSONLeagueDatabase.testInstance(tempDB.toString()); // makes new instance
+    //     Golfer testGolfer = new Golfer("Jamie Doe", "joe_cool", "12345");
+    //     instance.addGolfer(testGolfer);
+    //     testGolfer.setUsername("joe_super_cool");
+    //     instance.updateGolfer(testGolfer);
+    //     assertEquals(testGolfer, instance.getGolfer("joe_super_cool"));
+    // }
+}