@Test(expected = NoSuchElementException.class)
public void testMultipleParentEnumerationNotFound() throws Exception {
ClassLoader classLoader =
new MultipleParentClassLoader.Builder().append(first, second, null).build();
Enumeration<URL> enumeration = classLoader.getResources(BAZ);
assertThat(enumeration.hasMoreElements(), is(false));
enumeration.nextElement();
}
@Override
public String call(Integer i) throws Exception {
ClassLoader ccl = Thread.currentThread().getContextClassLoader();
InputStream in = ccl.getResourceAsStream("test.resource");
byte[] bytes = ByteStreams.toByteArray(in);
in.close();
return new String(bytes, 0, bytes.length, "UTF-8");
}
@Test
public void testMultipleParentClassLoading() throws Exception {
ClassLoader classLoader =
new MultipleParentClassLoader.Builder().append(first, second, null).build();
assertThat(classLoader.loadClass(FOO), CoreMatchers.<Class<?>>is(Foo.class));
assertThat(classLoader.loadClass(BAR), CoreMatchers.<Class<?>>is(BarFirst.class));
assertThat(classLoader.loadClass(QUX), CoreMatchers.<Class<?>>is(Qux.class));
verify(first).loadClass(FOO);
verify(first).loadClass(BAR);
verify(first).loadClass(QUX);
verifyNoMoreInteractions(first);
verify(second).loadClass(QUX);
verifyNoMoreInteractions(second);
}
@Test
@IntegrationRule.Enforce
public void testMultipleParentURL() throws Exception {
ClassLoader classLoader =
new MultipleParentClassLoader.Builder().append(first, second, null).build();
assertThat(classLoader.getResource(FOO), is(fooUrl));
assertThat(classLoader.getResource(BAR), is(barFirstUrl));
assertThat(classLoader.getResource(QUX), is(quxUrl));
verify(first).getResource(FOO);
verify(first).getResource(BAR);
verify(first).getResource(QUX);
verifyNoMoreInteractions(first);
verify(second).getResource(QUX);
verifyNoMoreInteractions(second);
}
@Test
@IntegrationRule.Enforce
public void testMultipleParentEnumerationURL() throws Exception {
ClassLoader classLoader =
new MultipleParentClassLoader.Builder().append(first, second, null).build();
Enumeration<URL> foo = classLoader.getResources(FOO);
assertThat(foo.hasMoreElements(), is(true));
assertThat(foo.nextElement(), is(fooUrl));
assertThat(foo.hasMoreElements(), is(false));
Enumeration<URL> bar = classLoader.getResources(BAR);
assertThat(bar.hasMoreElements(), is(true));
assertThat(bar.nextElement(), is(barFirstUrl));
assertThat(bar.hasMoreElements(), is(true));
assertThat(bar.nextElement(), is(barSecondUrl));
assertThat(bar.hasMoreElements(), is(false));
Enumeration<URL> qux = classLoader.getResources(QUX);
assertThat(qux.hasMoreElements(), is(true));
assertThat(qux.nextElement(), is(quxUrl));
assertThat(qux.hasMoreElements(), is(false));
}
@Before
public void setUp() throws Exception {
doReturn(Foo.class).when(first).loadClass(FOO);
doReturn(BarFirst.class).when(first).loadClass(BAR);
when(first.loadClass(QUX)).thenThrow(new ClassNotFoundException());
when(first.loadClass(BAZ)).thenThrow(new ClassNotFoundException());
doReturn(BarSecond.class).when(second).loadClass(BAR);
doReturn(Qux.class).when(second).loadClass(QUX);
when(second.loadClass(BAZ)).thenThrow(new ClassNotFoundException());
fooUrl = new URL(SCHEME + FOO);
barFirstUrl = new URL(SCHEME + BAR);
barSecondUrl = new URL(SCHEME + BAZ);
quxUrl = new URL(SCHEME + QUX);
when(first.getResource(FOO)).thenReturn(fooUrl);
when(first.getResource(BAR)).thenReturn(barFirstUrl);
when(second.getResource(BAR)).thenReturn(barSecondUrl);
when(second.getResource(QUX)).thenReturn(quxUrl);
when(first.getResources(FOO)).thenReturn(new SingleElementEnumeration(fooUrl));
when(first.getResources(BAR)).thenReturn(new SingleElementEnumeration(barFirstUrl));
when(second.getResources(BAR)).thenReturn(new SingleElementEnumeration(barSecondUrl));
when(second.getResources(QUX)).thenReturn(new SingleElementEnumeration(quxUrl));
}
