TestSVGSVGElement.java

package test.svg;

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;

import net.sf.latexdraw.parsers.svg.MalformedSVGDocument;
import net.sf.latexdraw.parsers.svg.SVGAttributes;
import net.sf.latexdraw.parsers.svg.SVGDocument;
import net.sf.latexdraw.parsers.svg.SVGElements;
import net.sf.latexdraw.parsers.svg.SVGSVGElement;

import org.junit.Test;
import org.w3c.dom.Document;
import org.w3c.dom.Element;

import static org.junit.Assert.*;

public class TestSVGSVGElement extends AbstractTestSVGElement {
	@SuppressWarnings("unused")
	@Test(expected = IllegalArgumentException.class)
	public void testContructorFail() throws MalformedSVGDocument {
		new SVGSVGElement(null);
	}

	@SuppressWarnings("unused")
	@Test
	public void testContructorOK() throws MalformedSVGDocument {
		new SVGSVGElement(node, null);
	}

	@Test
	public void testGetDefs() throws MalformedSVGDocument, ParserConfigurationException {
		DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
		DocumentBuilder builder = factory.newDocumentBuilder();
		Document document = builder.newDocument();
		Element elt, n;
		SVGSVGElement e = new SVGSVGElement(node, null);

		assertNull(e.getMeta());

		n = document.createElement(SVGElements.SVG_SVG);
		n.setAttribute("xmlns", SVGDocument.SVG_NAMESPACE); //$NON-NLS-1$
		elt = document.createElement(SVGElements.SVG_DEFS);
		n.appendChild(elt);
		e = new SVGSVGElement(n, null);
		assertNotNull(e.getDefs());
	}

	@Test
	public void testGetMeta() throws MalformedSVGDocument, ParserConfigurationException {
		DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
		DocumentBuilder builder = factory.newDocumentBuilder();
		Document document = builder.newDocument();
		Element elt, n;
		SVGSVGElement e = new SVGSVGElement(node, null);

		assertNull(e.getMeta());

		n = document.createElement(SVGElements.SVG_SVG);
		n.setAttribute("xmlns", SVGDocument.SVG_NAMESPACE); //$NON-NLS-1$
		elt = document.createElement(SVGElements.SVG_METADATA);
		n.appendChild(elt);
		e = new SVGSVGElement(n, null);
		assertNotNull(e.getMeta());
	}

	@Test
	public void testGetHeight() throws MalformedSVGDocument {
		node.setAttribute(SVGAttributes.SVG_HEIGHT, "200"); //$NON-NLS-1$
		SVGSVGElement e = new SVGSVGElement(node, null);
		assertEquals(e.getHeight(), 200., 0.0001);
	}

	@Test
	public void testEnableRendering() throws MalformedSVGDocument {
		SVGSVGElement e = new SVGSVGElement(node, null);
		assertTrue(e.enableRendering());

		node.setAttribute(SVGAttributes.SVG_WIDTH, "0"); //$NON-NLS-1$
		e = new SVGSVGElement(node, null);
		assertFalse(e.enableRendering());

		node.setAttribute(SVGAttributes.SVG_WIDTH, "10"); //$NON-NLS-1$
		node.setAttribute(SVGAttributes.SVG_HEIGHT, "0"); //$NON-NLS-1$
		e = new SVGSVGElement(node, null);
		assertFalse(e.enableRendering());

		node.setAttribute(SVGAttributes.SVG_WIDTH, "10"); //$NON-NLS-1$
		node.setAttribute(SVGAttributes.SVG_HEIGHT, "10"); //$NON-NLS-1$
		e = new SVGSVGElement(node, null);
		assertTrue(e.enableRendering());
	}

	@Test
	public void testGetY() throws MalformedSVGDocument {
		SVGSVGElement e = new SVGSVGElement(node, null);
		assertEquals(e.getY(), 0., 0.0001);

		node.setAttribute(SVGAttributes.SVG_Y, "-10"); //$NON-NLS-1$
		e = new SVGSVGElement(node, null);
		assertEquals(e.getY(), -10., 0.0001);
	}

	@Test
	public void testGetX() throws MalformedSVGDocument {
		SVGSVGElement e = new SVGSVGElement(node, null);
		assertEquals(e.getX(), 0., 0.0001);

		node.setAttribute(SVGAttributes.SVG_X, "10"); //$NON-NLS-1$
		e = new SVGSVGElement(node, null);
		assertEquals(e.getX(), 10., 0.0001);
	}

	@Test
	public void testGetWidth() throws MalformedSVGDocument {
		node.setAttribute(SVGAttributes.SVG_WIDTH, "100"); //$NON-NLS-1$
		SVGSVGElement e = new SVGSVGElement(node, null);
		assertEquals(e.getWidth(), 100., 0.0001);
	}

	@Test
	public void testVersion() throws MalformedSVGDocument {
		node.setAttribute(SVGAttributes.SVG_VERSION, "1.1"); //$NON-NLS-1$
		SVGSVGElement e = new SVGSVGElement(node, null);
		assertEquals(e.getVersion(), "1.1"); //$NON-NLS-1$
	}

	@Override
	public String getNameNode() {
		return SVGElements.SVG_SVG;
	}
}