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set default credential type to apiAccessKeyCredentials and a property to use passwordCredentials

This commit is contained in:
Adrian Cole 2012-01-31 12:38:25 -08:00
parent 4ba1da5d20
commit 6f8c633ff2
9 changed files with 403 additions and 81 deletions
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46
common/openstack/src/main/java/org/jclouds/openstack/keystone/v2_0/config/CredentialType.java Normal file
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@ -0,0 +1,46 @@
/**
* Licensed to jclouds, Inc. (jclouds) under one or more
* contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. jclouds licenses this file
* to you 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 org.jclouds.openstack.keystone.v2_0.config;
import static com.google.common.base.Preconditions.checkNotNull;
import com.google.common.base.CaseFormat;
/**
* Configuration properties and constants used in Keystone connections.
*
* @author Adrian Cole
*/
public enum CredentialType {
API_ACCESS_KEY_CREDENTIALS,
PASSWORD_CREDENTIALS;
@Override
public String toString() {
return CaseFormat.UPPER_UNDERSCORE.to(CaseFormat.LOWER_CAMEL, name());
}
public static CredentialType fromValue(String credentialType) {
return valueOf(CaseFormat.LOWER_CAMEL.to(CaseFormat.UPPER_UNDERSCORE, checkNotNull(credentialType,
"credentialType")));
}
}

85
common/openstack/src/main/java/org/jclouds/openstack/keystone/v2_0/config/KeyStoneAuthenticationModule.java
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@ -24,7 +24,6 @@ import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import javax.inject.Inject;
import javax.inject.Named;
import javax.inject.Singleton;
@ -38,21 +37,19 @@ import org.jclouds.location.Provider;
import org.jclouds.openstack.Authentication;
import org.jclouds.openstack.keystone.v2_0.ServiceAsyncClient;
import org.jclouds.openstack.keystone.v2_0.domain.Access;
import org.jclouds.openstack.keystone.v2_0.domain.PasswordCredentials;
import org.jclouds.openstack.keystone.v2_0.functions.AuthenticateApiAccessKeyCredentials;
import org.jclouds.openstack.keystone.v2_0.functions.AuthenticatePasswordCredentials;
import org.jclouds.openstack.keystone.v2_0.handlers.RetryOnRenew;
import org.jclouds.rest.AsyncClientFactory;
import com.google.common.base.Function;
import com.google.common.base.Splitter;
import com.google.common.base.Supplier;
import com.google.common.base.Throwables;
import com.google.common.cache.CacheBuilder;
import com.google.common.cache.CacheLoader;
import com.google.common.cache.LoadingCache;
import com.google.common.collect.Iterables;
import com.google.inject.AbstractModule;
import com.google.inject.Inject;
import com.google.inject.Provides;
import com.google.inject.TypeLiteral;
/**
*
@ -63,9 +60,8 @@ public class KeyStoneAuthenticationModule extends AbstractModule {
@Override
protected void configure() {
bind(new TypeLiteral<Function<Credentials, Access>>() {
}).to(GetAccess.class);
bind(HttpRetryHandler.class).annotatedWith(ClientError.class).to(RetryOnRenew.class);
bind(CredentialType.class).toProvider(CredentialTypeFromPropertyOrDefault.class);
}
/**
@ -89,45 +85,48 @@ public class KeyStoneAuthenticationModule extends AbstractModule {
return factory.create(ServiceAsyncClient.class);
}
@Provides
@Provider
protected Credentials provideAuthenticationCredentials(@Named(Constants.PROPERTY_IDENTITY) String userOrApiKey,
@Named(Constants.PROPERTY_CREDENTIAL) String keyOrSecretKey) {
return new Credentials(userOrApiKey, keyOrSecretKey);
@Singleton
static class CredentialTypeFromPropertyOrDefault implements javax.inject.Provider<CredentialType> {
/**
* use optional injection to supply a default value for credential type. so that we don't have
* to set a default property.
*/
@Inject(optional = true)
@Named(KeystoneProperties.CREDENTIAL_TYPE)
String credentialType = CredentialType.API_ACCESS_KEY_CREDENTIALS.toString();
@Override
public CredentialType get() {
return CredentialType.fromValue(credentialType);
}
}
@Provides
@Singleton
public static class GetAccess extends RetryOnTimeOutExceptionFunction<Credentials, Access> {
// passing factory here to avoid a circular dependency on
// OpenStackAuthAsyncClient resolving ServiceAsyncClient
@Inject
public GetAccess(final AsyncClientFactory factory) {
super(new Function<Credentials, Access>() {
@Override
public Access apply(Credentials input) {
// TODO: nice error messages, etc.
Iterable<String> tenantIdUsername = Splitter.on(':').split(input.identity);
String tenantId = Iterables.get(tenantIdUsername, 0);
String username = Iterables.get(tenantIdUsername, 1);
PasswordCredentials passwordCredentials = PasswordCredentials.createWithUsernameAndPassword(username,
input.credential);
try {
return factory.create(ServiceAsyncClient.class).authenticateTenantWithCredentials(tenantId,
passwordCredentials).get();
} catch (Exception e) {
throw Throwables.propagate(e);
}
}
@Override
public String toString() {
return "authenticate()";
}
});
protected Function<Credentials, Access> authenticationMethodForCredentialType(CredentialType credentialType,
AuthenticatePasswordCredentials authenticatePasswordCredentials,
AuthenticateApiAccessKeyCredentials authenticateApiAccessKeyCredentials) {
Function<Credentials, Access> authMethod;
switch (credentialType) {
case PASSWORD_CREDENTIALS:
authMethod = authenticatePasswordCredentials;
break;
case API_ACCESS_KEY_CREDENTIALS:
authMethod = authenticateApiAccessKeyCredentials;
break;
default:
throw new IllegalArgumentException("credential type not supported: " + credentialType);
}
// regardless of how we authenticate, we should retry if there is a timeout exception logging
// in.
return new RetryOnTimeOutExceptionFunction<Credentials, Access>(authMethod);
}
@Provides
@Provider
protected Credentials provideAuthenticationCredentials(@Named(Constants.PROPERTY_IDENTITY) String userOrAccessKey,
@Named(Constants.PROPERTY_CREDENTIAL) String keyOrSecretKey) {
return new Credentials(userOrAccessKey, keyOrSecretKey);
}
// TODO: what is the timeout of the session token? modify default accordingly

43
common/openstack/src/main/java/org/jclouds/openstack/keystone/v2_0/config/KeystoneProperties.java Normal file
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@ -0,0 +1,43 @@
/**
* Licensed to jclouds, Inc. (jclouds) under one or more
* contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. jclouds licenses this file
* to you 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 org.jclouds.openstack.keystone.v2_0.config;
/**
* Configuration properties and constants used in Keystone connections.
*
* @author Adrian Cole
*/
public interface KeystoneProperties {
/**
* Type of credentials used to log into the auth service.
*
* <h3>valid values</h3>
* <ul>
* <li>apiAccessKeyCredentials</li>
* <li>passwordCredentials</li>
* </ul>
*
* @see CredentialType
* @see <a href="http://docs.openstack.org/api/openstack-identity-service/2.0/content/POST_authenticate_v2.0_tokens_Service_API_Client_Operations.html"
* />
*/
public static final String CREDENTIAL_TYPE = "jclouds.keystone.credential-type";
}

66
common/openstack/src/main/java/org/jclouds/openstack/keystone/v2_0/functions/AuthenticateApiAccessKeyCredentials.java Normal file
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@ -0,0 +1,66 @@
/**
* Licensed to jclouds, Inc. (jclouds) under one or more
* contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. jclouds licenses this file
* to you 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 org.jclouds.openstack.keystone.v2_0.functions;
import javax.inject.Inject;
import org.jclouds.domain.Credentials;
import org.jclouds.openstack.keystone.v2_0.ServiceAsyncClient;
import org.jclouds.openstack.keystone.v2_0.domain.Access;
import org.jclouds.openstack.keystone.v2_0.domain.ApiAccessKeyCredentials;
import org.jclouds.rest.AsyncClientFactory;
import com.google.common.base.Function;
import com.google.common.base.Splitter;
import com.google.common.base.Throwables;
import com.google.common.collect.Iterables;
public class AuthenticateApiAccessKeyCredentials implements Function<Credentials, Access> {
private final AsyncClientFactory factory;
// passing factory here to avoid a circular dependency on
// OpenStackAuthAsyncClient resolving ServiceAsyncClient
@Inject
public AuthenticateApiAccessKeyCredentials(AsyncClientFactory factory) {
this.factory = factory;
}
@Override
public Access apply(Credentials input) {
// TODO: tenantID may not be present
Iterable<String> tenantIdUsernameOrAccessKey = Splitter.on(':').split(input.identity);
String tenantId = Iterables.get(tenantIdUsernameOrAccessKey, 0);
String usernameOrAccessKey = Iterables.get(tenantIdUsernameOrAccessKey, 1);
String passwordOrSecretKey = input.credential;
ServiceAsyncClient client = factory.create(ServiceAsyncClient.class);
try {
ApiAccessKeyCredentials apiAccessKeyCredentials = ApiAccessKeyCredentials.createWithAccessKeyAndSecretKey(
usernameOrAccessKey, passwordOrSecretKey);
return client.authenticateTenantWithCredentials(tenantId, apiAccessKeyCredentials).get();
} catch (Exception e) {
throw Throwables.propagate(e);
}
}
@Override
public String toString() {
return "authenticateApiAccessKeyCredentials()";
}
}

65
common/openstack/src/main/java/org/jclouds/openstack/keystone/v2_0/functions/AuthenticatePasswordCredentials.java Normal file
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@ -0,0 +1,65 @@
/**
* Licensed to jclouds, Inc. (jclouds) under one or more
* contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. jclouds licenses this file
* to you 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 org.jclouds.openstack.keystone.v2_0.functions;
import javax.inject.Inject;
import org.jclouds.domain.Credentials;
import org.jclouds.openstack.keystone.v2_0.ServiceAsyncClient;
import org.jclouds.openstack.keystone.v2_0.domain.Access;
import org.jclouds.openstack.keystone.v2_0.domain.PasswordCredentials;
import org.jclouds.rest.AsyncClientFactory;
import com.google.common.base.Function;
import com.google.common.base.Splitter;
import com.google.common.base.Throwables;
import com.google.common.collect.Iterables;
public class AuthenticatePasswordCredentials implements Function<Credentials, Access> {
private final AsyncClientFactory factory;
// passing factory here to avoid a circular dependency on
// OpenStackAuthAsyncClient resolving ServiceAsyncClient
@Inject
public AuthenticatePasswordCredentials(AsyncClientFactory factory) {
this.factory = factory;
}
@Override
public Access apply(Credentials input) {
// TODO: tenantID may not be present
Iterable<String> tenantIdUsernameOrAccessKey = Splitter.on(':').split(input.identity);
String tenantId = Iterables.get(tenantIdUsernameOrAccessKey, 0);
String usernameOrAccessKey = Iterables.get(tenantIdUsernameOrAccessKey, 1);
String passwordOrSecretKey = input.credential;
ServiceAsyncClient client = factory.create(ServiceAsyncClient.class);
try {
PasswordCredentials passwordCredentials = PasswordCredentials.createWithUsernameAndPassword(
usernameOrAccessKey, passwordOrSecretKey);
return client.authenticateTenantWithCredentials(tenantId, passwordCredentials).get();
} catch (Exception e) {
throw Throwables.propagate(e);
}
}
@Override
public String toString() {
return "authenticatePasswordCredentials()";
}
}

35
common/openstack/src/test/java/org/jclouds/openstack/keystone/v2_0/internal/BaseKeyStoneRestClientExpectTest.java
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@ -18,6 +18,7 @@
*/
package org.jclouds.openstack.keystone.v2_0.internal;
import static java.lang.String.format;
import java.net.URI;
import org.jclouds.http.HttpRequest;
@ -35,21 +36,39 @@ import com.google.common.net.HttpHeaders;
*/
public class BaseKeyStoneRestClientExpectTest<S> extends BaseRestClientExpectTest<S> {
public BaseKeyStoneRestClientExpectTest() {
// tenantId:username
identity = "12346637803162:user@jclouds.org";
credential = "Password1234";
}
protected static final String tenantId = "12346637803162";
protected HttpRequest initialAuth = HttpRequest
protected static final String username = "user@jclouds.org";
protected static final String password = "Password1234";
protected static final HttpRequest initialAuthWithPasswordCredentials = HttpRequest
.builder()
.method("POST")
.endpoint(URI.create("http://localhost:5000/v2.0/tokens"))
.headers(ImmutableMultimap.of(HttpHeaders.ACCEPT, "application/json"))
.payload(
payloadFromStringWithContentType(
"{\"auth\":{\"passwordCredentials\":{\"username\":\"user@jclouds.org\",\"password\":\"Password1234\"},\"tenantId\":\"12346637803162\"}}",
"application/json")).build();
format(
"{\"auth\":{\"passwordCredentials\":{\"username\":\"%s\",\"password\":\"%s\"},\"tenantId\":\"%s\"}}",
username, password, tenantId), "application/json")).build();
protected static final String accessKey = "FH6FU8GMZFLKP5BUR2X1";
protected static final String secretKey = "G4QWed0lh5SH7kBrcvOM1cHygKWk81EBt+Hr1dsl";
protected static final HttpRequest initialAuthWithApiAccessKeyCredentials = HttpRequest
.builder()
.method("POST")
.endpoint(URI.create("http://localhost:5000/v2.0/tokens"))
.headers(ImmutableMultimap.of(HttpHeaders.ACCEPT, "application/json"))
.payload(
payloadFromStringWithContentType(
format(
"{\"auth\":{\"apiAccessKeyCredentials\":{\"accessKey\":\"%s\",\"secretKey\":\"%s\"},\"tenantId\":\"%s\"}}",
accessKey, secretKey, tenantId), "application/json")).build();
public BaseKeyStoneRestClientExpectTest() {
identity = tenantId + ":" + accessKey;
credential = secretKey;
}
protected String authToken = "Auth_4f173437e4b013bee56d1007";

24
core/src/test/java/org/jclouds/rest/BaseRestClientExpectTest.java
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@ -153,18 +153,19 @@ public abstract class BaseRestClientExpectTest<S> {
public Payload payloadFromResourceWithContentType(String resource, String contentType) {
try {
return payloadFromStringWithContentType(Strings2.toStringAndClose(getClass().getResourceAsStream(resource)), contentType);
return payloadFromStringWithContentType(Strings2.toStringAndClose(getClass().getResourceAsStream(resource)),
contentType);
} catch (IOException e) {
throw Throwables.propagate(e);
}
}
public Payload payloadFromString(String payload) {
public static Payload payloadFromString(String payload) {
return Payloads.newStringPayload(payload);
}
public Payload payloadFromStringWithContentType(String payload, String contentType) {
public static Payload payloadFromStringWithContentType(String payload, String contentType) {
Payload p = Payloads.newStringPayload(payload);
p.getContentMetadata().setContentType(contentType);
return p;
@ -347,9 +348,22 @@ public abstract class BaseRestClientExpectTest<S> {
@Override
public HttpResponse apply(HttpRequest input) {
if (!(requestToResponse.containsKey(input)))
if (!(requestToResponse.containsKey(input))) {
StringBuilder payload = new StringBuilder("\n");
payload.append("the following request is not configured:\n");
payload.append("----------------------------------------\n");
payload.append(renderRequest(input));
payload.append("----------------------------------------\n");
payload.append("configured requests:\n");
for (HttpRequest request : requestToResponse.keySet()) {
payload.append("----------------------------------------\n");
payload.append(renderRequest(request));
}
return HttpResponse.builder().statusCode(500).message("no response configured for request").payload(
Payloads.newStringPayload(renderRequest(input))).build();
Payloads.newStringPayload(payload.toString())).build();
}
HttpResponse response = requestToResponse.get(input);
// in case hashCode/equals doesn't do a full content check
assertEquals(renderRequest(input), renderRequest(bimap.inverse().get(response)));

73
labs/openstack-nova/src/test/java/org/jclouds/openstack/nova/v1_1/features/PasswordAuthenticationExpectTest.java Normal file
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@ -0,0 +1,73 @@
/**
* Licensed to jclouds, Inc. (jclouds) under one or more
* contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. jclouds licenses this file
* to you 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 org.jclouds.openstack.nova.v1_1.features;
import static org.testng.Assert.assertEquals;
import java.net.URI;
import java.util.Properties;
import org.jclouds.http.HttpRequest;
import org.jclouds.http.HttpResponse;
import org.jclouds.openstack.nova.v1_1.internal.BaseNovaRestClientExpectTest;
import org.jclouds.openstack.nova.v1_1.parse.ParseServerListTest;
import org.testng.annotations.Test;
import com.google.common.collect.ImmutableMultimap;
/**
*
* @see KeystoneProperties#CREDENTIAL_TYPE
* @author Adrian Cole
*/
@Test(groups = "unit", testName = "PasswordAuthenticationExpectTest")
public class PasswordAuthenticationExpectTest extends BaseNovaRestClientExpectTest {
public PasswordAuthenticationExpectTest() {
provider = "openstack-nova";
identity = tenantId + ":" + username;
credential = password;
}
/**
* this reflects the properties that a user would pass to createContext
*/
@Override
protected Properties setupProperties() {
Properties contextProperties = super.setupProperties();
contextProperties.setProperty("jclouds.keystone.credential-type", "passwordCredentials");
return contextProperties;
}
public void testListServersWhenResponseIs2xx() throws Exception {
HttpRequest listServers = HttpRequest.builder().method("GET").endpoint(
URI.create("http://compute-1.jclouds.org:8774/v1.1/40806637803162/servers")).headers(
ImmutableMultimap.<String, String> builder().put("Accept", "application/json").put("X-Auth-Token",
authToken).build()).build();
HttpResponse listServersResponse = HttpResponse.builder().statusCode(200).payload(
payloadFromResource("/server_list.json")).build();
ServerClient clientWhenServersExist = requestsSendResponses(initialAuthWithPasswordCredentials,
responseWithAccess, listServers, listServersResponse).getServerClient();
assertEquals(clientWhenServersExist.listServers().toString(), new ParseServerListTest().expected().toString());
}
}

47
labs/openstack-nova/src/test/java/org/jclouds/openstack/nova/v1_1/features/ServerClientExpectTest.java
View File

@ -27,49 +27,46 @@ public class ServerClientExpectTest extends BaseNovaRestClientExpectTest {
}
public void testListServersWhenResponseIs2xx() throws Exception {
HttpRequest listServers = HttpRequest.builder().method("GET")
.endpoint(URI.create("http://compute-1.jclouds.org:8774/v1.1/40806637803162/servers"))
.headers(ImmutableMultimap.<String, String> builder()
.put("Accept", "application/json")
.put("X-Auth-Token", authToken).build()).build();
HttpRequest listServers = HttpRequest.builder().method("GET").endpoint(
URI.create("http://compute-1.jclouds.org:8774/v1.1/40806637803162/servers")).headers(
ImmutableMultimap.<String, String> builder().put("Accept", "application/json").put("X-Auth-Token",
authToken).build()).build();
HttpResponse listServersResponse = HttpResponse.builder().statusCode(200).payload(
payloadFromResource("/server_list.json")).build();
ServerClient clientWhenServersExist = requestsSendResponses(initialAuth, responseWithAccess, listServers,
listServersResponse).getServerClient();
ServerClient clientWhenServersExist = requestsSendResponses(initialAuthWithApiAccessKeyCredentials,
responseWithAccess, listServers, listServersResponse).getServerClient();
assertEquals(clientWhenServersExist.listServers().toString(), new ParseServerListTest().expected().toString());
}
public void testListServersWhenReponseIs404IsEmpty() throws Exception {
HttpRequest listServers = HttpRequest.builder().method("GET")
.endpoint(URI.create("http://compute-1.jclouds.org:8774/v1.1/40806637803162/servers"))
.headers(ImmutableMultimap.<String, String> builder()
.put("Accept", "application/json")
.put("X-Auth-Token", authToken).build()).build();
HttpRequest listServers = HttpRequest.builder().method("GET").endpoint(
URI.create("http://compute-1.jclouds.org:8774/v1.1/40806637803162/servers")).headers(
ImmutableMultimap.<String, String> builder().put("Accept", "application/json").put("X-Auth-Token",
authToken).build()).build();
HttpResponse listServersResponse = HttpResponse.builder().statusCode(404).build();
ServerClient clientWhenServersExist = requestsSendResponses(initialAuth, responseWithAccess, listServers,
listServersResponse).getServerClient();
ServerClient clientWhenServersExist = requestsSendResponses(initialAuthWithApiAccessKeyCredentials,
responseWithAccess, listServers, listServersResponse).getServerClient();
assertTrue(clientWhenServersExist.listServers().isEmpty());
}
//TODO: gson deserializer for Multimap
// TODO: gson deserializer for Multimap
public void testGetServerWhenResponseIs2xx() throws Exception {
HttpRequest listServers = HttpRequest.builder().method("GET")
.endpoint(URI.create("http://compute-1.jclouds.org:8774/v1.1/40806637803162/servers/foo"))
.headers(ImmutableMultimap.<String, String> builder()
.put("Accept", "application/json")
.put("X-Auth-Token", authToken).build()).build();
HttpRequest listServers = HttpRequest.builder().method("GET").endpoint(
URI.create("http://compute-1.jclouds.org:8774/v1.1/40806637803162/servers/foo")).headers(
ImmutableMultimap.<String, String> builder().put("Accept", "application/json").put("X-Auth-Token",
authToken).build()).build();
HttpResponse listServersResponse = HttpResponse.builder().statusCode(200).payload(
payloadFromResource("/server_details.json")).build();
ServerClient clientWhenServersExist = requestsSendResponses(initialAuth, responseWithAccess, listServers,
listServersResponse).getServerClient();
ServerClient clientWhenServersExist = requestsSendResponses(initialAuthWithApiAccessKeyCredentials,
responseWithAccess, listServers, listServersResponse).getServerClient();
assertEquals(clientWhenServersExist.getServer("foo").toString(), new ParseServerTest().expected().toString());
}