ivannosys3/test/MemoryJUnitTest.java

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import org.junit.After;
import org.junit.AfterClass;
import org.junit.Assert;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import tools.mips.Memory;

/**
 *
 * @author EUGENIO CARVALHO
 */
public class MemoryJUnitTest {

    private Memory memory;

    public MemoryJUnitTest() {

    }

    @BeforeClass
    public static void setUpClass() {

    }

    @AfterClass
    public static void tearDownClass() {
    }

    @Before
    public void setUp() {
        memory = new Memory(16 * 1024);
    }

    @After
    public void tearDown() {
    }

    @Test
    public void WriteByte() throws Exception {
        String bd = "00000010";
        memory.WB(bd);
        Assert.assertEquals(bd, memory.RB(0));
    }

    @Test
    public void WriteByteAddressed() throws Exception {
        String bd = "00000010";
        Long address = 16L;
        memory.WB(address, bd);
        Assert.assertEquals(bd, memory.RB(address));
    }

    @Test
    public void WriteMultByteAddressed() throws Exception {
        Long value = 14030L;

        Long address = 16L;
        // Escreve 4 bytes a partir do endereco 16
        memory.W(address, Long.toBinaryString(value), 4);

        // Lê 4 bytes a partir do endereco 16 -> converte binario para long
        Assert.assertEquals(value, memory.ReadLong(address, 4));
    }

    @Test
    public void WriteInvalidAddress() throws Exception {
        boolean result = false;
        try {
            String bd = "00000010";
            Long address = 17000L;
            memory.WB(address, bd);
        } catch (Exception e) {
            result = true;
        }
        Assert.assertTrue(result);
    }

}