/** Tests to inject an object which has injections by itself. */
public void testNestedInjection() {
Injector injector = new Injector();
injector.defineComponent(
StringBand.class,
new Provider<StringBand>() {
@Override
public StringBand provide() {
return new StringBand();
}
});
injector.defineComponent(
Bass.class,
new Provider<Bass>() {
@Override
public Bass provide() {
return new Bass();
}
});
injector.defineComponent(
Body.class,
new Provider<Body>() {
@Override
public Body provide() {
return new Body();
}
});
StringBand band = injector.getComponent(StringBand.class);
assertNotNull(band.getBass());
assertNotNull(band.getBass().getBody());
assertNull(band.getGuitar());
}
@Test
public void testSbands() {
StringBand sb = new StringBand(5);
assertEquals("", sb.toString());
assertEquals(5, sb.capacity());
assertEquals(0, sb.index());
assertEquals(0, sb.length());
sb.append("xxx");
assertEquals(5, sb.capacity());
assertEquals(1, sb.index());
assertEquals(3, sb.length());
assertEquals('x', sb.charAt(0));
assertEquals('x', sb.charAt(1));
assertEquals('x', sb.charAt(2));
sb.append("zzz");
assertEquals(5, sb.capacity());
assertEquals(2, sb.index());
assertEquals(6, sb.length());
assertEquals("xxxzzz", sb.toString());
assertEquals("zzz", sb.stringAt(1));
assertEquals('x', sb.charAt(0));
assertEquals('x', sb.charAt(1));
assertEquals('x', sb.charAt(2));
assertEquals('z', sb.charAt(3));
assertEquals('z', sb.charAt(4));
assertEquals('z', sb.charAt(5));
sb.append("www");
assertEquals(5, sb.capacity());
assertEquals(3, sb.index());
assertEquals(9, sb.length());
assertEquals("xxxzzzwww", sb.toString());
assertEquals("www", sb.stringAt(2));
assertEquals('x', sb.charAt(2));
assertEquals('z', sb.charAt(3));
assertEquals('z', sb.charAt(5));
assertEquals('w', sb.charAt(6));
assertEquals('w', sb.charAt(8));
sb.setIndex(1);
assertEquals(5, sb.capacity());
assertEquals(1, sb.index());
assertEquals(3, sb.length());
assertEquals("xxx", sb.toString());
assertEquals('x', sb.charAt(2));
}
