TestInjectableApplication.java

/**
 * Copyright (C) 2010 hprange <hprange@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.woinject;

import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.CoreMatchers.notNullValue;
import static org.junit.Assert.assertThat;

import org.junit.After;
import org.junit.Test;

import com.google.inject.Injector;
import com.google.inject.Stage;
import com.woinject.stubs.StubApplication;

import er.extensions.foundation.ERXProperties;

/**
 * @author <a href="mailto:hprange@gmail.com">Henrique Prange</a>
 */
public class TestInjectableApplication extends AbstractInjectableTestCase {
    private static final String DEVELOPMENT_MODE_KEY = "er.extensions.ERXApplication.developmentMode";

    @Test
    public void appendAndLoadStubModuleOnInjectorInitialization() throws Exception {
        assertThat(((StubApplication) application).stubModuleWasLoaded(), is(true));
    }

    @Test
    public void createAnInjectorOnApplicationInitialization() throws Exception {
        assertThat(application.injector(), notNullValue());
    }

    @Test
    public void injectApplicationFields() throws Exception {
        assertThat(((StubApplication) application).getInjectableField(), is("fieldInjected"));
    }

    @Test
    public void injectApplicationMethods() throws Exception {
        assertThat(((StubApplication) application).getInjectableMethod(), is("methodInjected"));
    }

    @Test
    public void loadWOInjectModuleAutomatically() throws Exception {
        Injector injector = application.injector();

        assertThat(injector.getScopeBindings().get(WOSessionScoped.class), notNullValue());
    }

    @Test
    public void setStageForDevelomentMode() throws Exception {
        ERXProperties.setStringForKey("true", DEVELOPMENT_MODE_KEY);

        application = new StubApplication();

        Stage stage = application.injector().getInstance(Stage.class);

        assertThat(stage, is(Stage.DEVELOPMENT));
    }

    @Test
    public void setStageForProductionMode() throws Exception {
        ERXProperties.setStringForKey("false", DEVELOPMENT_MODE_KEY);

        application = new StubApplication();

        Stage stage = application.injector().getInstance(Stage.class);

        assertThat(stage, is(Stage.PRODUCTION));
    }

    @Override
    @After
    public void tearDown() {
        super.tearDown();

        ERXProperties.removeKey(DEVELOPMENT_MODE_KEY);
    }
}