testdto.java

A Java web application, based on Struts and Hibernate, that serves as an online running log. Users m

package net.sf.irunninglog.util;

import java.util.ArrayList;

import net.sf.irunninglog.junit.BaseTestCase;
import net.sf.irunninglog.validation.ValidationError;

public class TestDTO extends BaseTestCase {

    private ValidationError error;
    private String key1;
    private String key2;
    private String canonicalId1;
    private String canonicalId2;
    private String value1;
    private String value2;

	public TestDTO(String name) {
		super(name);
	}

    public void setUp() {
        error = new ValidationError(null);
        key1 = "key1";
        key2 = "key2";
        value1 = "value1";
        value2 = "value2";
        canonicalId1 = "canonicalIdd1";
        canonicalId2 = "canonicalId2";
    }

    public void testConstructors() {
    	DTO dto = new DTO();
        assertNull(dto.getCanonicalId());
        assertEquals(0, dto.getErrors().size());

        dto = new DTO(canonicalId1);
        assertEquals(canonicalId1, dto.getCanonicalId());
        assertEquals(0, dto.getErrors().size());
    }

    public void testCanonicalId() {
    	DTO dto = new DTO();
        assertNull(dto.getCanonicalId());

        dto.setCanonicalId(canonicalId1);
        assertEquals(canonicalId1, dto.getCanonicalId());

        dto.setCanonicalId(canonicalId2);
        assertEquals(canonicalId2, dto.getCanonicalId());
    }

    public void testValues() {
    	DTO dto = new DTO();
        assertNull(dto.getValue(key1));
        assertNull(dto.getValue(key2));

        dto.setValue(key1, value1);
        assertEquals(value1, dto.getValue(key1));
        assertNull(dto.getValue(key2));

        dto.setValue(key2, value2);
        assertEquals(value1, dto.getValue(key1));
        assertEquals(value2, dto.getValue(key2));

        dto.setValue(key1, value2);
        assertEquals(value2, dto.getValue(key1));
        assertEquals(value2, dto.getValue(key2));

        dto.setValue(key1, null);
        assertEquals(null, dto.getValue(key1));
        assertEquals(value2, dto.getValue(key2));

        // This is good - DTO converts blanks to nulls
        dto.setValue(key2, "   ");
        assertEquals(null, dto.getValue(key1));
        assertEquals(null, dto.getValue(key2));
    }

    public void testErrors() {
    	DTO dto = new DTO();
        assertEquals(0, dto.getErrors().size());
        assertFalse(dto.hasErrors());

        dto.clearErrors();
        assertEquals(0, dto.getErrors().size());
        assertFalse(dto.hasErrors());

        dto.addError(error);
        assertEquals(1, dto.getErrors().size());
        assertTrue(dto.hasErrors());
        dto.addError(error);
        assertEquals(2, dto.getErrors().size());
        assertTrue(dto.hasErrors());
        dto.clearErrors();
        assertEquals(0, dto.getErrors().size());
        assertFalse(dto.hasErrors());

        ArrayList errors = new ArrayList();
        errors.add(error);
        errors.add(error);
        dto.addErrors(errors);
        assertEquals(2, dto.getErrors().size());
        assertTrue(dto.hasErrors());
        dto.addErrors(errors);
        assertEquals(4, dto.getErrors().size());
        assertTrue(dto.hasErrors());
        dto.addError(error);
        assertEquals(5, dto.getErrors().size());
        assertTrue(dto.hasErrors());

        dto.clearErrors();
        assertEquals(0, dto.getErrors().size());
        assertFalse(dto.hasErrors());
    }
}