SimpleTest.java

import com.badlogic.gdx.ApplicationAdapter;
import com.badlogic.gdx.Gdx;
import com.badlogic.gdx.backends.lwjgl3.Lwjgl3Application;
import com.badlogic.gdx.backends.lwjgl3.Lwjgl3ApplicationConfiguration;
import com.badlogic.gdx.graphics.Color;
import com.badlogic.gdx.graphics.GL20;
import com.badlogic.gdx.graphics.Pixmap;
import com.badlogic.gdx.graphics.Texture;
import com.badlogic.gdx.graphics.g2d.BitmapFont;
import com.badlogic.gdx.graphics.g2d.TextureRegion;
import com.badlogic.gdx.scenes.scene2d.Stage;
import com.badlogic.gdx.scenes.scene2d.ui.Label;
import com.badlogic.gdx.scenes.scene2d.ui.Table;
import com.badlogic.gdx.scenes.scene2d.utils.TextureRegionDrawable;

public class SimpleTest extends ApplicationAdapter {

	Stage stage;

	@Override
	public void create () {
		super.create();

		stage = new Stage();

		Pixmap pixmap = new Pixmap(10, 10, Pixmap.Format.RGBA8888);
		pixmap.setColor(Color.WHITE);
		pixmap.fill();

		Texture tex = new Texture(pixmap);
		pixmap.dispose();

		Label.LabelStyle labelStyle = new Label.LabelStyle();
		labelStyle.font = new BitmapFont();

		Label label = new Label("Hey! This is the label I'm talking about. As you can see, the label has the wrapped property set to true and I would like the container to fit exactly the size of the label", labelStyle);
		label.setWrap(true);

		Table table = new Table();
		table.setBackground(new TextureRegionDrawable(new TextureRegion(tex)));

		table.add(label).width(200).left();
		table.pack();

		table.debug();

		table.setPosition(Gdx.graphics.getWidth()/2f, Gdx.graphics.getHeight()/2f);
		stage.addActor(table);
	}

	@Override
	public void render () {
		super.render();

		Gdx.gl.glClearColor(0.2f, 0.2f, 0.2f, 1f);
		Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT);

		stage.act();
		stage.draw();
	}

	public static void main (String[] args) {
		Lwjgl3ApplicationConfiguration config = new Lwjgl3ApplicationConfiguration();
		config.setWindowedMode(1280, 720);
		new Lwjgl3Application(new SimpleTest(), config);
	}
}