assertEquals(1, blockArea.getChildCount());
/* The only child of the block area is a line area. */
node = blockArea.getChildAt(0);
assertTrue(node instanceof LineArea);
final LineArea lineArea = (LineArea) node;
assertEquals(3, lineArea.getChildCount());
/* The first child of the line area is a text area. */
node = lineArea.getChildAt(0);
assertTrue(node instanceof TextArea);
final TextArea textArea1 = (TextArea) node;
assertEquals("Lighter(1), ", textArea1.getText().toString());
/* The second child of the line area is the outside inline area. */
node = lineArea.getChildAt(1);
assertTrue(node instanceof InlineArea);
final InlineArea inlineArea1 = (InlineArea) node;
assertEquals(3, inlineArea1.getChildCount());
/* The first child of the outside inline area is a text area. */
node = inlineArea1.getChildAt(0);
assertTrue(node instanceof TextArea);
final TextArea textArea2 = (TextArea) node;
assertEquals("Bolder(1), ", textArea2.getText().toString());
/* The second child of the outside inline area is the inside inline area. */
node = inlineArea1.getChildAt(1);
assertTrue(node instanceof InlineArea);
final InlineArea inlineArea2 = (InlineArea) node;
assertEquals(1, inlineArea2.getChildCount());
/* The first and only child of the inside inline area is a text area. */
node = inlineArea2.getChildAt(0);
assertTrue(node instanceof TextArea);
final TextArea textArea3 = (TextArea) node;
final String textArea3Text = textArea3.getText().toString();
assertEquals("Lighter(2), ", textArea3Text);
/* The third child of the outside inline area is another text area. */
node = inlineArea1.getChildAt(2);
assertTrue(node instanceof TextArea);
final TextArea textArea4 = (TextArea) node;
assertEquals("Bolder(2), ", textArea4.getText().toString());
/* The third child of the line area is another text area. */
node = lineArea.getChildAt(2);
assertTrue(node instanceof TextArea);
final TextArea textArea5 = (TextArea) node;
assertEquals("Lighter(3).", textArea5.getText().toString());
}