com.appunite.socketio.IOMessageTest.java Source code

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Here is the source code for com.appunite.socketio.IOMessageTest.java

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/*
 * Copyright (C) 2012 Jacek Marchwicki <jacek.marchwicki@gmail.com>
 *
 * 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 com.appunite.socketio;

import org.hamcrest.Description;
import org.hamcrest.Matcher;
import org.hamcrest.TypeSafeMatcher;
import org.json.JSONException;
import org.json.JSONObject;

import com.google.common.base.Optional;

import android.test.AndroidTestCase;

import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.*;
import static com.sudhir.json.matchers.JsonMatchers.*;

public class IOMessageTest extends AndroidTestCase {

    private void assertFailParsing(String message) {
        try {
            IOMessage.parse(message);
            fail("Should throw error while parsing: " + message);
        } catch (WrongSocketIOResponse e) {
        }
    }

    public void testWrongMessages() {
        assertFailParsing("");
        assertFailParsing("1");
        assertFailParsing("-1::");
        assertFailParsing("1234::");
        assertFailParsing("asdf::");
    }

    public void testGoodMessages() throws WrongSocketIOResponse {
        IOMessage.parse("1:");
        IOMessage.parse("1::");
        IOMessage.parse("2::");
        IOMessage.parse("3:::");
        IOMessage.parse("4::::::::::::");
    }

    public void testEventParsing() throws WrongSocketIOResponse, JSONException {
        String msg = "5::/namespace:{\"some1\":\"somevalue1\",\"some2\":[\"2012-10-22T09:55:10Z\"]}";
        IOMessage message = IOMessage.parse(msg);
        assertThat(message.mMessageType, is(equalTo(5)));
        assertThat(message.mMessageId, is(equalTo("")));
        assertThat(message.mMessageEndpoint, is(equalTo("/namespace")));
        assertThat(message.mMessageData, isPresent());
        JSONObject json = new JSONObject(message.mMessageData.get());
        assertThat(json, hasKey("some1"));
        assertThat(json, hasKey("some2"));
    }

    public void testOpenEmptyParsing() throws WrongSocketIOResponse {
        String msg = "1::";
        IOMessage message = IOMessage.parse(msg);
        assertThat(message.mMessageType, is(equalTo(1)));
        assertThat(message.mMessageId, is(equalTo("")));
        assertThat(message.mMessageEndpoint, is(equalTo("")));
    }

    public void testOpenEmptyEndpointParsing() throws WrongSocketIOResponse {
        String msg = "1:asdf:";
        IOMessage message = IOMessage.parse(msg);
        assertThat(message.mMessageType, is(equalTo(1)));
        assertThat(message.mMessageId, is(equalTo("asdf")));
        assertThat(message.mMessageEndpoint, is(equalTo("")));
    }

    public void testOpenParsing() throws WrongSocketIOResponse {
        String msg = "1:asdf:/namespace";
        IOMessage message = IOMessage.parse(msg);
        assertThat(message.mMessageType, is(equalTo(1)));
        assertThat(message.mMessageId, is(equalTo("asdf")));
        assertThat(message.mMessageEndpoint, is(equalTo("/namespace")));
    }

    private static class IsPresent extends TypeSafeMatcher<Optional<?>> {

        @Override
        public void describeTo(Description description) {
            description.appendText("not present");
        }

        @Override
        protected boolean matchesSafely(Optional<?> optional) {
            return optional.isPresent();
        }
    }

    private Matcher<? super Optional<?>> isPresent() {
        return new IsPresent();
    }
}