keywhiz.FileAssetServletTest.java Source code

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Here is the source code for keywhiz.FileAssetServletTest.java

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/*
 * Copyright (C) 2015 Square, Inc.
 *
 * 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 keywhiz;

import com.google.common.io.ByteSource;
import com.google.common.io.Files;
import java.io.File;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.http.HttpStatus;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TemporaryFolder;

import static java.nio.charset.StandardCharsets.UTF_8;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;

public class FileAssetServletTest {
    @Rule
    public TemporaryFolder tempDir = new TemporaryFolder();

    @Test
    public void loadsIndex() throws Exception {
        File folder = tempDir.newFolder("loadsIndexTest");
        File indexFile = tempDir.newFile("loadsIndexTest/index.html");
        Files.write("loadsIndexContent", indexFile, UTF_8);

        FileAssetServlet servlet = new FileAssetServlet(folder, "/ui/", "index.html");
        ByteSource byteSource = servlet.loadAsset("/ui/");
        assertThat(byteSource.read()).isEqualTo(Files.toByteArray(indexFile));
    }

    @Test
    public void notFoundWhenNoIndexFile() throws Exception {
        File folder = tempDir.newFolder("notFoundWhenNoIndexFileTest");

        FileAssetServlet servlet = new FileAssetServlet(folder, "/ui/", null);
        assertThat(servlet.loadAsset("/ui/")).isNull();
    }

    @Test
    public void loadsAsset() throws Exception {
        File folder = tempDir.newFolder("loadsAssetTest");
        File assetFile = tempDir.newFile("loadsAssetTest/asset.txt");
        Files.write("loadsAssetContent", assetFile, UTF_8);

        FileAssetServlet servlet = new FileAssetServlet(folder, "/ui/", "index.html");
        ByteSource byteSource = servlet.loadAsset("/ui/asset.txt");
        assertThat(byteSource.read()).isEqualTo(Files.toByteArray(assetFile));
    }

    @Test(expected = IllegalArgumentException.class)
    public void rejectsDirectoryTraversal() throws Exception {
        FileAssetServlet servlet = new FileAssetServlet(tempDir.getRoot(), "/ui/", "index.html");
        servlet.loadAsset("/ui/../../../../../../../etc/password");
    }

    @Test
    public void notFoundRequest() throws Exception {
        File folder = tempDir.newFolder("notFoundRequestTest");
        FileAssetServlet servlet = new FileAssetServlet(folder, "/ui/", "index.html");

        HttpServletRequest request = mock(HttpServletRequest.class);
        HttpServletResponse response = mock(HttpServletResponse.class);

        when(request.getRequestURI()).thenReturn("/ui/non-existant");
        servlet.doGet(request, response);
        verify(response).sendError(HttpStatus.SC_NOT_FOUND);
    }
}