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package unit;



import static org.junit.Assert.assertEquals;



import java.io.File;



import javax.swing.JLabel;

import javax.swing.JPanel;

import javax.swing.JTextField;



import org.junit.Test;



import diffstats.DiffFrame;

import diffstats.TextPanel;



public class TextPanelTest {



	TextPanel textPanel = new TextPanel(null);

	

	@Test

	public void testTextPanelNull() throws IllegalArgumentException, IllegalAccessException {

		

		assertEquals("", textPanel.getFileField().getText());

		assertJLabelsInit();

	}

	

	@Test

	public void testTextPanelString() throws IllegalArgumentException, IllegalAccessException {

		

		textPanel = new TextPanel("test");

		assertEquals("test", textPanel.getFileField().getText());

		assertJLabelsInit();

	}



	private void assertJLabelsInit() {

		for(int i=1; i<6; i+=2)

			assertEquals("--", ((JLabel)((JPanel) textPanel.getComponent(1)).getComponent(i)).getText());

		

		assertEquals("--", ((JLabel)((JPanel) textPanel.getComponent(2)).getComponent(1)).getText());

		assertEquals("--", ((JLabel)((JPanel) textPanel.getComponent(2)).getComponent(3)).getText());

	}



	@Test

	public void testSetResults() {

		

		textPanel.setResults(30, 20, 10);

		

		assertEquals("30", ((JLabel)((JPanel) textPanel.getComponent(1)).getComponent(1)).getText());

		assertEquals("10", ((JLabel)((JPanel) textPanel.getComponent(1)).getComponent(3)).getText());

		assertEquals("10", ((JLabel)((JPanel) textPanel.getComponent(1)).getComponent(5)).getText());

		

		assertEquals("50", ((JLabel)((JPanel) textPanel.getComponent(2)).getComponent(1)).getText());

		assertEquals("20.0", ((JLabel)((JPanel) textPanel.getComponent(2)).getComponent(3)).getText());

	}



	@Test

	public void testGetFileField() {

		assertEquals(JTextField.class, textPanel.getFileField().getClass());

		assertEquals("", textPanel.getFileField().getText());

		

		DiffFrame diffFrame = new DiffFrame(System.getProperty("user.dir") + File.separator +"/tests/resources/sample.udiff");

		assertEquals("sample.udiff", diffFrame.getTextPanel().getFileField().getText());

		diffFrame.dispose();

	}



}