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Implement test codes for TokenIntrospectResource #686

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Nov 30, 2022
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Implement test codes for TokenIntrospectResource #686

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224 changes: 224 additions & 0 deletions src/test/java/io/personium/core/rs/cell/IntrospectionEndPointResourceTest.java
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/**
* Personium
* Copyright 2014-2022 Personium Project Authors
* - FUJITSU LIMITED
*
* 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 io.personium.core.rs.cell;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.when;

import org.apache.http.HttpStatus;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import org.junit.runner.RunWith;
import org.powermock.api.mockito.PowerMockito;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;

import io.personium.common.utils.CommonUtils;
import io.personium.core.PersoniumCoreAuthzException;
import io.personium.core.PersoniumCoreException;
import io.personium.core.PersoniumUnitConfig;
import io.personium.core.auth.AccessContext;
import io.personium.core.model.Cell;
import io.personium.core.model.CellRsCmp;
import io.personium.test.categories.Unit;

/**
* Unit Test class for IntrospectionEndPointResource.
*/
@RunWith(PowerMockRunner.class)
@PrepareForTest({ AccessContext.class, PersoniumUnitConfig.class,
PersoniumCoreAuthzException.class, TokenEndPointResource.class })
@Category({ Unit.class })
public class IntrospectionEndPointResourceTest {

private AccessContext accessContext;
private IntrospectionEndPointResource introspectResource;

private void initInstrospectResource() {
Cell cell = mock(Cell.class);
CellRsCmp cellRsCmp = mock(CellRsCmp.class);
accessContext = mock(AccessContext.class);
when(cellRsCmp.getAccessContext()).thenReturn(accessContext);
introspectResource = spy(new IntrospectionEndPointResource(cell, cellRsCmp));
}

/**
* introspect method returns AUTHORIZATION_REQUIRED when accessContext is ANONYMOUS.
*/
@Test
public void introspect_returns_AUTHORIZATION_REQUIRED_When_accessContext_is_ANONYMOUS() {
initInstrospectResource();
when(accessContext.getType()).thenReturn(AccessContext.TYPE_ANONYMOUS);

try {
introspectResource.introspect(null, null, null, null);
fail();
} catch (PersoniumCoreAuthzException e) {
assertEquals(PersoniumCoreAuthzException.AUTHORIZATION_REQUIRED.getCode(), e.getCode());
}
}

/**
* introspect method returns NECESSARY_PRIVILEGE_LACKING when token is not UnitUserToken and schema is null.
*/
@Test
public void introspect_returns_NECESSARY_PRIVILEGE_LACKING_When_token_is_not_UnitUserToken_and_schema_is_null() {
initInstrospectResource();
// getType returns not TYPE_ANONYMOUS.
when(accessContext.getType()).thenReturn(AccessContext.TYPE_ANONYMOUS + "_");
when(accessContext.isUnitUserToken()).thenReturn(false);
when(accessContext.getSchema()).thenReturn(null);

try {
introspectResource.introspect(null, null, null, null);
fail();
} catch (PersoniumCoreException e) {
assertEquals(PersoniumCoreException.Auth.NECESSARY_PRIVILEGE_LACKING.getCode(), e.getCode());
}
}

/**
* introspect method returns OK when token is UnitUserToken.
*/
@Test
public void introspect_returns_OK_When_token_is_UnitUserToken() {
initInstrospectResource();
// getType returns not TYPE_ANONYMOUS.
when(accessContext.getType()).thenReturn(AccessContext.TYPE_ANONYMOUS + "_");
when(accessContext.isUnitUserToken()).thenReturn(true);
when(accessContext.getSchema()).thenReturn(null);

var res = introspectResource.introspect(null, null, null, null);
assertEquals(HttpStatus.SC_OK, res.getStatus());
}

/**
* introspect method returns OK when basic authentication is passed.
*/
@Test
public void introspect_returns_OK_when_accessContext_is_INVALID_and_BASIC_auth_is_passed() {
initInstrospectResource();
when(accessContext.getType()).thenReturn(AccessContext.TYPE_INVALID);

String introspectUser = "introspectUser";
String introspectPass = "introspectPass";

PowerMockito.mockStatic(PersoniumUnitConfig.class);
when(PersoniumUnitConfig.getIntrospectUsername()).thenReturn(introspectUser);
when(PersoniumUnitConfig.getIntrospectPassword()).thenReturn(introspectPass);

// Auth with introspect username/password
String authzHeader = "Basic " + CommonUtils.encodeBase64Url(
(introspectUser + ":" + introspectPass).getBytes()
);

var res = introspectResource.introspect(null, authzHeader, null, null);
assertEquals(HttpStatus.SC_OK, res.getStatus());
}

/**
* introspect method returns NECESSARY_PRIVILEGE_LACKING when basic authentication is failed.
*/
@Test
public void introspect_returns_NECESSARY_PRIVILEGE_LACKING_when_BASIC_auth_is_failed() {
initInstrospectResource();
when(accessContext.getType()).thenReturn(AccessContext.TYPE_INVALID);

String introspectUser = "introspectUser";
String introspectPass = "introspectPass";

PowerMockito.mockStatic(PersoniumUnitConfig.class);
when(PersoniumUnitConfig.getIntrospectUsername()).thenReturn(introspectUser);
when(PersoniumUnitConfig.getIntrospectPassword()).thenReturn(introspectPass);

// username and password is not separated with colon symbol.
String authzHeader = "Basic " + CommonUtils.encodeBase64Url(
(introspectUser + "_" + introspectPass).getBytes()
);

try {
introspectResource.introspect(null, authzHeader, null, null);
fail();
} catch (PersoniumCoreException e) {
assertEquals(PersoniumCoreException.Auth.NECESSARY_PRIVILEGE_LACKING.getCode(), e.getCode());
}
}

/**
* introspect method returns OK when basic client authentication is passed.
*/
@Test
public void introspect_returns_OK_when_BASIC_clientAuth_is_passed() {
initInstrospectResource();
when(accessContext.getType()).thenReturn(AccessContext.TYPE_INVALID);

String introspectUser = "introspectUser";
String introspectPass = "introspectPass";

PowerMockito.mockStatic(PersoniumUnitConfig.class);
when(PersoniumUnitConfig.getIntrospectUsername()).thenReturn(introspectUser);
when(PersoniumUnitConfig.getIntrospectPassword()).thenReturn(introspectPass);

PowerMockito.mockStatic(TokenEndPointResource.class);
when(TokenEndPointResource.clientAuth(any(), any(), any(), any())).thenReturn(introspectUser);

// Auth with introspect clientId/transcellToken
String authzHeader = "Basic " + CommonUtils.encodeBase64Url(
("clientId:transcellToken").getBytes()
);

var res = introspectResource.introspect(null, authzHeader, null, null);
assertEquals(HttpStatus.SC_OK, res.getStatus());
}

/**
* introspect method returns OK when basic client authentication is failed.
*/
@Test
public void introspect_returns_NECESSARY_PRIVILEGE_LACKING_BASIC_clientAuth_is_failed() {
initInstrospectResource();
when(accessContext.getType()).thenReturn(AccessContext.TYPE_INVALID);

String introspectUser = "introspectUser";
String introspectPass = "introspectPass";

PowerMockito.mockStatic(PersoniumUnitConfig.class);
when(PersoniumUnitConfig.getIntrospectUsername()).thenReturn(introspectUser);
when(PersoniumUnitConfig.getIntrospectPassword()).thenReturn(introspectPass);

// Make clientAuth fail
PowerMockito.mockStatic(TokenEndPointResource.class);
when(TokenEndPointResource.clientAuth(any(), any(), any(), any())).thenReturn(null);

// Auth with introspect clientId/transcellToken
String authzHeader = "Basic " + CommonUtils.encodeBase64Url(
("clientId:transcellToken").getBytes()
);

try {
introspectResource.introspect(null, authzHeader, null, null);
fail();
} catch (PersoniumCoreException e) {
assertEquals(PersoniumCoreException.Auth.NECESSARY_PRIVILEGE_LACKING.getCode(), e.getCode());
}
}
}