vaadin-framework/uitest/src/test/java/com/vaadin/tests/requesthandlers/UnsupportedBrowserHandlerUserAgents.java

package com.vaadin.tests.requesthandlers;

import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;

import java.net.HttpURLConnection;
import java.net.URL;

import org.apache.commons.io.IOUtils;
import org.junit.Test;

import com.vaadin.tests.tb3.PrivateTB3Configuration;

public class UnsupportedBrowserHandlerUserAgents {
    /*
     * This test doesn't use testbench, but it's still in the uitest source
     * folder since it should be run with the testing server deployed.
     */

    @Test
    public void ie7NotSupported() {
        String response = requestWithUserAgent(
                "Mozilla/5.0 (compatible; MSIE 7.0; Windows NT 5.2; WOW64; .NET CLR 2.0.50727)");
        assertTrue("IE7 should not be supported",
                response.contains("your browser is not supported"));
    }

    @Test
    public void ie9NotSupported() {
        String response = requestWithUserAgent(
                "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 7.1; Trident/5.0)");
        assertTrue("IE9 should not be supported",
                response.contains("your browser is not supported"));
    }

    @Test
    public void unknownSupported() {
        String response = requestWithUserAgent(
                "Very strange user agent, like wat");
        assertFalse("Unknown user agent should be supported",
                response.contains("your browser is not supported"));
    }

    private String requestWithUserAgent(String userAgent) {
        try {
            String url = "http://"
                    + PrivateTB3Configuration.getConfiguredDeploymentHostname()
                    + ":"
                    + PrivateTB3Configuration.getConfiguredDeploymentPort()
                    + "/run/"
                    + com.vaadin.tests.components.ui.UIInitTest.class.getName()
                    + "/";

            HttpURLConnection connection = (HttpURLConnection) new URL(url)
                    .openConnection();
            connection.setRequestProperty("User-Agent", userAgent);

            String response = IOUtils.toString(connection.getInputStream());
            connection.disconnect();

            return response;
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }
}