com.google.api.server.spi.request.AuthTest.java Source code

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Here is the source code for com.google.api.server.spi.request.AuthTest.java

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/*
 * Copyright 2016 Google Inc. All Rights Reserved.
 *
 * 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.google.api.server.spi.request;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotSame;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
import static org.mockito.Mockito.when;

import com.google.api.server.spi.EnvUtil;
import com.google.api.server.spi.auth.EndpointsAuthenticator;
import com.google.api.server.spi.config.Authenticator;
import com.google.api.server.spi.config.model.ApiMethodConfig;
import com.google.api.server.spi.testing.AppEngineAuthenticator;
import com.google.api.server.spi.testing.FailAuthenticator;
import com.google.api.server.spi.testing.PassAuthenticator;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Lists;

import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.runners.MockitoJUnitRunner;
import org.springframework.mock.web.MockHttpServletRequest;

import java.util.List;

/**
 * Test for Auth.
 */
@RunWith(MockitoJUnitRunner.class)
public class AuthTest {
    @Mock
    protected ApiMethodConfig config;

    private MockHttpServletRequest request;
    private Auth auth;
    private Attribute attr;

    @Before
    public void setUp() throws Exception {
        request = new MockHttpServletRequest();
        attr = Attribute.from(request);
        attr.set(Attribute.API_METHOD_CONFIG, config);
        auth = Auth.from(request);
        System.setProperty(EnvUtil.ENV_APPENGINE_RUNTIME, "Production");
    }

    @After
    public void tearDown() {
        System.clearProperty(EnvUtil.ENV_APPENGINE_RUNTIME);
    }

    @Test
    public void testGetAuthenticatorInstances_default() throws Exception {
        when(config.getAuthenticators()).thenReturn(null);
        List<Authenticator> authenticators = Lists.newArrayList(auth.getAuthenticatorInstances());
        assertEquals(1, authenticators.size());
        assertTrue(authenticators.get(0) instanceof EndpointsAuthenticator);
    }

    @Test
    public void testGetAuthenticatorInstances() throws Exception {
        when(config.getAuthenticators())
                .thenReturn(ImmutableList.of(PassAuthenticator.class, FailAuthenticator.class));
        List<Authenticator> authenticators = Lists.newArrayList(auth.getAuthenticatorInstances());
        assertEquals(2, authenticators.size());
        assertTrue(authenticators.get(0) instanceof PassAuthenticator);
        assertTrue(authenticators.get(1) instanceof FailAuthenticator);
    }

    @Test
    public void testGetAuthenticatorInstances_singleton() throws Exception {
        when(config.getAuthenticators()).thenReturn(
                ImmutableList.of(PassAuthenticator.class, FailAuthenticator.class, PassAuthenticator.class));
        List<Authenticator> authenticators = Lists.newArrayList(auth.getAuthenticatorInstances());
        assertEquals(3, authenticators.size());
        assertTrue(authenticators.get(0) instanceof PassAuthenticator);
        assertTrue(authenticators.get(1) instanceof FailAuthenticator);
        assertTrue(authenticators.get(2) instanceof PassAuthenticator);
        assertSame(authenticators.get(0), authenticators.get(2));
    }

    @Test
    public void testGetAuthenticatorInstances_nonSingleton() throws Exception {
        when(config.getAuthenticators()).thenReturn(
                ImmutableList.of(PassAuthenticator.class, FailAuthenticator.class, FailAuthenticator.class));
        List<Authenticator> authenticators = Lists.newArrayList(auth.getAuthenticatorInstances());
        assertEquals(3, authenticators.size());
        assertTrue(authenticators.get(0) instanceof PassAuthenticator);
        assertTrue(authenticators.get(1) instanceof FailAuthenticator);
        assertTrue(authenticators.get(2) instanceof FailAuthenticator);
        assertNotSame(authenticators.get(1), authenticators.get(2));
    }

    @Test
    public void testAuthenticate_pass() throws Exception {
        when(config.getAuthenticators())
                .thenReturn(ImmutableList.<Class<? extends Authenticator>>of(PassAuthenticator.class));
        assertEquals(PassAuthenticator.USER, auth.authenticate());
    }

    @Test
    public void testAuthenticate_fail() throws Exception {
        when(config.getAuthenticators())
                .thenReturn(ImmutableList.<Class<? extends Authenticator>>of(FailAuthenticator.class));
        assertNull(auth.authenticate());
    }

    @Test
    public void testAuthenticate_passThenFail() throws Exception {
        when(config.getAuthenticators())
                .thenReturn(ImmutableList.of(PassAuthenticator.class, FailAuthenticator.class));
        assertEquals(PassAuthenticator.USER, auth.authenticate());
    }

    @Test
    public void testAuthenticate_failThenPass() throws Exception {
        when(config.getAuthenticators())
                .thenReturn(ImmutableList.of(FailAuthenticator.class, PassAuthenticator.class));
        assertEquals(PassAuthenticator.USER, auth.authenticate());
    }

    @Test
    public void testAuthenticate_appEngine() throws Exception {
        when(config.getAuthenticators())
                .thenReturn(ImmutableList.of(FailAuthenticator.class, AppEngineAuthenticator.class));
        assertEquals(AppEngineAuthenticator.USER, auth.authenticate());
        assertEquals(AppEngineAuthenticator.APP_ENGINE_USER, attr.get(Attribute.AUTHENTICATED_APPENGINE_USER));
        assertEquals(AppEngineAuthenticator.APP_ENGINE_USER, auth.authenticateAppEngineUser());
    }

    @Test
    public void testAuthenticate_appEngineUser_CustomAuth() throws Exception {
        when(config.getAuthenticators())
                .thenReturn(ImmutableList.of(FailAuthenticator.class, PassAuthenticator.class));
        assertEquals(PassAuthenticator.USER, auth.authenticate());
        assertNull(attr.get(Attribute.AUTHENTICATED_APPENGINE_USER));
        assertEquals(AppEngineAuthenticator.APP_ENGINE_USER, auth.authenticateAppEngineUser());
    }
}