Changed test

myapp/src/test/java/com/com1028/cw/mt00969/RequirementTests.java

+package com.com1028.cw.mt00969;
+
+import static org.junit.Assert.assertEquals;
+
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.sql.Statement;
+import java.text.DecimalFormat;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+public class RequirementTests {
+
+	private Connection connect;
+	private Statement statement;
+
+	@Before
+	public void setUp() throws Exception {
+		String db = "jdbc:mysql://localhost:3306/classicmodels?useUnicode=true&useJDBCCompliantTimezoneShift=true&useLegacyDatetimeCode=false&serverTimezone=UTC";
+
+		try {
+
+			DriverManager.registerDriver(new com.mysql.cj.jdbc.Driver());
+			connect = DriverManager.getConnection(db, "root", "1234");
+		} catch (Exception e) {
+			System.out.println(e);
+		}
+	}
+
+	@After
+	public void tearDown() throws Exception {
+		connect.close();
+	}
+
+	@Test
+	public void TestReq1() {
+		String Actual = "";
+		String Result = "";
+		String Expected = "";
+		int counter = 0;
+		String print = "";
+
+		try {
+			// This is our prepared query, that selects everything from book
+			// table
+			String query = "select * from customers where salesRepEmployeeNumber is null ORDER BY customerNumber asc";
+			statement = connect.createStatement();
+			// Executes the query and stores the results.
+			ResultSet results = statement.executeQuery(query);
+
+			while (results.next()) {
+
+				/*
+				 * Assign results from query to their own variable. We can reference columns by
+				 * their name of index value e.g. 0
+				 */
+
+				Result += "\ncustomerName: " + results.getString("customerName") + "\n" + "contactFullName: "
+						+ results.getString("contactFirstName") + results.getString("contactLastName") + "\n" + "City: "
+						+ results.getString("city") + "\n";
+
+				counter++;
+
+				print = "\n" + counter + " records";
+
+				Expected = Result.concat(print);
+
+			}
+
+		} catch (SQLException e) {
+			e.printStackTrace();
+		}
+
+		// Prints results to console
+
+		BaseQuery.getData();
+		Actual = BaseQuery.showAllCustomers();
+		System.out.println(Actual);
+
+		assertEquals(Expected, Actual);
+	}
+
+	@Test
+	public void TestReq2() {
+		String Actual = "";
+		String Result = "";
+		String Expected = "";
+		int counter = 0;
+		String print = "";
+		String pattern = "###,###.00";
+		DecimalFormat df = new DecimalFormat(pattern);
+
+		try {
+			// This is our prepared query, that selects everything from book
+			// table
+			String query = "select customers.customerNumber, customerName, contactFirstName,contactLastName, payments.amount from customers inner join payments on payments.customerNumber=customers.customerNumber where payments.amount > 100000 order by amount desc";
+			statement = connect.createStatement();
+			// Executes the query and stores the results.
+			ResultSet results = statement.executeQuery(query);
+
+			while (results.next()) {
+
+				/*
+				 * Assign results from query to their own variable. We can reference columns by
+				 * their name of index value e.g. 0
+				 */
+				Result += "customerNumber: " + results.getInt("customerNumber") + "\n" + "customerName: "
+						+ results.getString("customerName") + "\n" + "contactFullName: "
+						+ results.getString("contactFirstName") + " " + results.getString("contactLastName") + "\n"
+						+ "amount: $" + df.format(results.getDouble("amount")) + "\n\n";
+
+				counter++;
+
+				print = counter + " records";
+
+				Expected = Result.concat(print);
+
+			}
+			connect.close();
+
+		} catch (SQLException e) {
+			e.printStackTrace();
+		}
+
+		Actual = BaseQuery.showAllPayments();
+		System.out.println(Actual);
+
+		assertEquals(Expected, Actual);
+	}
+
+	@Test
+	public void TestReq3() {
+		String Actual = "";
+		String Result = "";
+		String Expected = "";
+		int counter = 0;
+		String print = "";
+		String pattern = "###,###.00";
+		DecimalFormat df = new DecimalFormat(pattern);
+
+		try {
+			// This is our prepared query, that selects everything from book
+			// table
+			String query = "select orderNumber, orderDate, shippedDate, customers.customerNumber, customers.customerName, avg(TIMESTAMPDIFF(DAY,orderDate,shippedDate)) as'AverageDeliveryTimeInDays' from orders inner join customers on customers.customerNumber = orders.customerNumber where shippedDate is not null group by orders.customerNumber order by AverageDeliveryTimeInDays desc, customerNumber asc";
+			statement = connect.createStatement();
+			// Executes the query and stores the results.
+			ResultSet results = statement.executeQuery(query);
+
+			while (results.next()) {
+
+				/*
+				 * Assign results from query to their own variable. We can reference columns by
+				 * their name of index value e.g. 0
+				 */
+				Result += "CustomerName: " + results.getString("customerName") + "\n" + "CustomerNumber: "
+						+ results.getString("customerNumber") + "\n" + "AverageDeliveryTime: "
+						+ df.format(results.getDouble("AverageDeliveryTimeInDays")) + " days\n" + "\n";
+
+				counter++;
+
+				print = counter + " records\n";
+
+				Expected = Result.concat(print);
+
+			}
+			connect.close();
+
+		} catch (SQLException e) {
+			e.printStackTrace();
+		}
+
+		Actual = BaseQuery.showAllOrders();
+		System.out.println(Actual);
+
+		assertEquals(Expected, Actual);
+	}
+
+}