// Copyright 2007 The Apache Software Foundation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package org.apache.tapestry.internal.services;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.Arrays;
import java.util.List;
import java.util.Set;
import javax.servlet.ServletContext;
import org.apache.tapestry.internal.test.InternalBaseTestCase;
import org.apache.tapestry.ioc.internal.util.CollectionFactory;
import org.apache.tapestry.services.Context;
import org.testng.annotations.Test;
public class ContextImplTest extends InternalBaseTestCase
{
@Test
public void get_resource_exists() throws Exception
{
String path = "/foo";
URL url = getClass().getResource("ContextImplTest.class");
ServletContext servletContext = newServletContext();
expect(servletContext.getResource(path)).andReturn(url);
replay();
URL result = new ContextImpl(servletContext).getResource(path);
assertSame(result, url);
verify();
}
@Test
public void get_resource_exception() throws Exception
{
String path = "/foo";
Throwable t = new MalformedURLException("/foo is not a URL.");
ServletContext servletContext = newServletContext();
expect(servletContext.getResource(path)).andThrow(t);
replay();
try
{
new ContextImpl(servletContext).getResource(path);
unreachable();
}
catch (RuntimeException ex)
{
assertEquals(ex.getMessage(), "java.net.MalformedURLException: /foo is not a URL.");
assertSame(ex.getCause(), t);
}
verify();
}
@Test
public void get_resource_paths() throws Exception
{
ServletContext servletContext = newServletContext();
train_getResourcePaths(
servletContext,
"/foo",
"/foo/alpha.tml",
"/foo/beta/",
"/foo/gamma.tml");
train_getResourcePaths(
servletContext,
"/foo/beta/",
"/foo/beta/b.tml",
"/foo/beta/a.tml",
"/foo/beta/c/");
train_getResourcePaths(servletContext, "/foo/beta/c/", "/foo/beta/c/c.tml");
replay();
List<String> actual = new ContextImpl(servletContext).getResourcePaths("/foo");
assertEquals(actual, Arrays.asList(
"/foo/alpha.tml",
"/foo/beta/a.tml",
"/foo/beta/b.tml",
"/foo/beta/c/c.tml",
"/foo/gamma.tml"));
verify();
}
@Test
public void get_attribute()
{
String name = "foo";
Object value = new Object();
ServletContext servletContext = newServletContext();
expect(servletContext.getAttribute(name)).andReturn(value);
replay();
Context context = new ContextImpl(servletContext);
assertSame(context.getAttribute(name), value);
verify();
}
/** Tomcat 5.5.20 appears to sometimes return null if it can't find a match. */
@Test
public void ignore_null_from_get_resource_paths() throws Exception
{
ServletContext servletContext = newServletContext();
expect(servletContext.getResourcePaths("/foo")).andReturn(null);
replay();
List<String> actual = new ContextImpl(servletContext).getResourcePaths("/foo");
assertTrue(actual.isEmpty());
verify();
}
protected final ServletContext newServletContext()
{
return newMock(ServletContext.class);
}
protected final void train_getResourcePaths(ServletContext context, String path,
String... paths)
{
Set<String> set = CollectionFactory.newSet(Arrays.asList(paths));
expect(context.getResourcePaths(path)).andReturn(set);
}
}