Feat> DatbaseManagerTest and DonationTest is refurbisehed

helpmehelpapplication/src/test/java/ntnu/systemutvikling/team6/database/DatabaseManagerTest.java

@@ -0,0 +1,167 @@
+package ntnu.systemutvikling.team6.models;
+
+import ntnu.systemutvikling.team6.database.DatabaseConnection;
+import ntnu.systemutvikling.team6.scraper.APICharityData;
+import ntnu.systemutvikling.team6.database.DatabaseManager;
+import org.junit.jupiter.api.*;
+import java.sql.*;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Optional;
+
+import org.h2.jdbc.JdbcSQLNonTransientException;
+import static org.junit.jupiter.api.Assertions.*;
+
+class DatabaseManagerTest {
+
+    private DatabaseManager dbManager;
+
+    @BeforeEach
+    public void setUp() throws SQLException{
+        this.dbManager = new DatabaseManager();
+    }
+
+    // Make sure you're connected to the NTNU network for this to work
+    @Test
+    public void testConnectionShouldReturnTrue(){
+        assertTrue(dbManager.testConnection());
+    }
+    @Test
+    void createCharitiesTableShouldCreateTableSuccessfully() throws SQLException {
+        dbManager.createTables();
+
+        try (Connection conn = new DatabaseConnection().getMySqlConnection()) {
+             ResultSet rs = conn.getMetaData().getTables(null, null,
+                     "Charities", null);
+
+            assertTrue(rs.next());
+        }
+    }
+
+    @Test
+    void updateCharitiesShouldInsertCorrectData() throws SQLException {
+        dbManager.createTables();
+
+        String org_number = "12345";
+        String name = "Test Charity";
+        String status = "approved";
+        String url = "https://www.svindel.no";
+        boolean is_pre_approved = false;
+
+        Charity charity = new Charity(
+                org_number,
+                url,
+                name,
+                is_pre_approved,
+                status
+        );
+        dbManager.addAPIDataToTable(List.of(charity));
+
+        Charity charity2 = new Charity(
+                org_number,
+                url,
+                name + " Updated",
+                is_pre_approved,
+                status
+        );
+        dbManager.addAPIDataToTable(List.of(charity2));
+
+        dbManager.createTables();
+
+        CharityRegistry registry = dbManager.getCharitiesFromDB();
+        Charity insertedCharity = registry.findCharityByOrgnumber("12345").get();
+        assertEquals("Test Charity Updated", insertedCharity.getName());
+
+    }
+
+    @Test
+    void updateCharitiesShouldRemoveDataNotInList() throws SQLException {
+        String org_number = "12345";
+        String name = "Svindelorg";
+        String status = "approved";
+        String url = "https://www.svindel.no";
+        boolean is_pre_approved = false;
+
+        var charity1 = new Charity(
+                org_number,
+                url,
+                name,
+                is_pre_approved,
+                status
+
+        );
+
+        org_number = "23456";
+        name = "SvindelKoin";
+        status = "approved";
+        url = "https://www.svindel.net";
+        is_pre_approved = true;
+
+        var charity2 = new Charity(
+                org_number,
+                url,
+                name,
+                is_pre_approved,
+                status
+        );
+
+        org_number = "345672";
+        name = "Arme Svindlere";
+        status = "approved";
+        url = "https://www.armesvindlere.com";
+        is_pre_approved = false;
+
+        var charity3 = new Charity(
+                org_number,
+                url,
+                name,
+                is_pre_approved,
+                status
+        );
+
+        List<Charity> charityListBefore = new ArrayList<>();
+        charityListBefore.add(charity1);
+        charityListBefore.add(charity2);
+        charityListBefore.add(charity3);
+
+        dbManager.addAPIDataToTable(charityListBefore);
+
+        List<Charity> charityListNew = new ArrayList<>();
+        charityListNew.add(charity1);
+        charityListNew.add(charity3);
+
+        dbManager.addAPIDataToTable(charityListNew);
+
+        try (Connection conn = new DatabaseConnection().getMySqlConnection()) {
+            PreparedStatement stmt = conn.prepareStatement("SELECT COUNT(org_number) AS number_a FROM Charities");
+
+            ResultSet rs = stmt.executeQuery();
+
+            assertTrue(rs.next(), "Charities count row should exist.");
+            assertEquals(2, rs.getInt("number_a"), "The amount of org_numbers in the table" +
+                    "should be 2 due to removal of 1 table.");
+        }
+    }
+
+    @Test
+    void tempTableShouldNotExistAfterUpdating() throws SQLException{
+        Charity charity = new Charity(
+                "99999",
+                "https://temp.no",
+                "Temp Charity",
+                false,
+                "approved"
+        );
+
+        dbManager.addAPIDataToTable(List.of(charity));
+
+        try (Connection conn = new DatabaseConnection().getMySqlConnection()) {
+            PreparedStatement stmt = conn.prepareStatement("SELECT * FROM temp_api_charities");
+
+
+            assertThrows(java.sql.SQLSyntaxErrorException.class, () -> {
+                ResultSet rs = stmt.executeQuery();
+            });
+          }
+    }
+}