package test06042_gmail_com; import static org.junit.Assert.assertEquals; import java.io.ByteArrayOutputStream; import java.io.PrintStream; import org.junit.After; import org.junit.Before; import org.junit.Test; public class JUnitOrderCaseTest { private final ByteArrayOutputStream outputStream = new ByteArrayOutputStream(); private final PrintStream oPrintStream = System.out; @Before public void setUpStream() { System.setOut(new PrintStream(outputStream)); } @After public void restoreStream() { System.setOut(oPrintStream); } @Test public void myOrderCaseResult() { test06042_gmail_com.OrderCase.main(null); assertEquals("ShippingCost not same", "Shipping cost: 1.75", outputStream.toString()); double data = test06042_gmail_com.OrderCase.calculateShipping("Express"); assertEquals("Result from CalculateShipping", "1.75" ,String.valueOf(data)); } }