/*
* Copyright 2016 Victor Albertos
*
* 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.victoralbertos.mockery.internal.built_in_interceptor;
import io.reactivex.Completable;
import io.reactivex.Single;
import io.reactivex.observers.TestObserver;
import io.victoralbertos.jolyglot.Types;
import io.victoralbertos.mockery.api.Metadata;
import io.victoralbertos.mockery.api.built_in_interceptor.ErrorResponseAdapter;
import io.victoralbertos.mockery.api.built_in_interceptor.Rx2Retrofit;
import java.io.IOException;
import java.lang.reflect.Method;
import java.lang.reflect.Type;
import java.util.List;
import java.util.concurrent.TimeUnit;
import okhttp3.MediaType;
import okhttp3.ResponseBody;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import retrofit2.HttpException;
import retrofit2.Response;
import static org.hamcrest.core.Is.is;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;
public final class Rx2RetrofitInterceptorTest {
@Rule public final ExpectedException exception = ExpectedException.none();
private Rx2RetrofitInterceptor rx2RetrofitInterceptor;
@Before public void init() {
rx2RetrofitInterceptor = new Rx2RetrofitInterceptor();
}
@Test
public void When_Call_OnLegalMock_If_Method_Return_Type_Is_Not_Single_Or_Completable_Then_Get_Exception()
throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("mock");
Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
exception.expect(RuntimeException.class);
rx2RetrofitInterceptor.onLegalMock(new Mock(), metadata);
}
@Test
public void When_Call_OnLegalMock_If_Method_Return_Type_Is_Not_Parameterized_Single_Then_Get_Exception()
throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("notParameterizedSingle");
Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
exception.expect(RuntimeException.class);
rx2RetrofitInterceptor.onLegalMock(new Mock(), metadata);
}
@Test
public void When_Call_OnIllegalMock_If_Method_Return_Type_Is_Not_Single_Or_Completable_Then_Get_Exception()
throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("mock");
Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
exception.expect(RuntimeException.class);
rx2RetrofitInterceptor.onIllegalMock(new AssertionError(), metadata);
}
@Test public void When_Mock_Seed_Is_Type_Single_Then_Get_Exception()
throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("single");
Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
exception.expect(RuntimeException.class);
rx2RetrofitInterceptor.onLegalMock(Single.just(new Mock()), metadata);
}
@Test public void When_Call_OnLegalMock_If_Method_Return_Type_Is_Single_Then_Get_Object()
throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("single");
Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
Single single = (Single) rx2RetrofitInterceptor.onLegalMock(new Mock(), metadata);
TestObserver<Mock> subscriber = single.test();
subscriber.awaitTerminalEvent();
subscriber.assertNoErrors();
subscriber.assertValueCount(1);
Mock mock = subscriber.values().get(0);
assertNotNull(mock);
}
@Test public void When_Call_OnLegalMock_If_Method_Return_Type_Is_Completable_Then_Get_Completion()
throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("completable");
Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
Completable completable =
(Completable) rx2RetrofitInterceptor.onLegalMock(null, metadata);
TestObserver<Void> subscriber = completable.test();
subscriber.awaitTerminalEvent();
subscriber.assertNoErrors();
subscriber.assertComplete();
}
@Test
public void When_Call_OnLegalMock_If_Method_Return_Type_Is_Single_Response_Then_Get_Response()
throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("singleResponseMock");
Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
Single single = (Single) rx2RetrofitInterceptor.onLegalMock(new Mock(), metadata);
TestObserver<Response<Mock>> subscriber = single.test();
subscriber.awaitTerminalEvent();
subscriber.assertNoErrors();
subscriber.assertValueCount(1);
Response<Mock> response = subscriber.values().get(0);
assertTrue(response.isSuccessful());
assertNotNull(response.body());
}
@Test public void When_Call_OnIllegalMock_If_Method_Return_Type_Is_Single_Then_Get_Error_Single()
throws NoSuchMethodException, IOException {
Method method = Providers.class.getDeclaredMethod("single");
Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
Single single = (Single) rx2RetrofitInterceptor.onIllegalMock(new AssertionError(), metadata);
TestObserver<List<Mock>> subscriber = single.test();
subscriber.awaitTerminalEvent();
subscriber.assertNoValues();
HttpException httpException = (HttpException) subscriber.errors().get(0);
assertThat(httpException.getMessage(), is("HTTP 404 null"));
}
@Test
public void When_Call_OnIllegalMock_If_Method_Return_Type_Is_Single_Response_Then_Get_Response_Body_Null()
throws NoSuchMethodException, IOException {
Method method = Providers.class.getDeclaredMethod("singleResponseMock");
Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
Single single = (Single) rx2RetrofitInterceptor
.onIllegalMock(new AssertionError("BOOM!"), metadata);
TestObserver<Response<Mock>> subscriber = single.test();
subscriber.awaitTerminalEvent();
subscriber.assertNoErrors();
subscriber.assertValueCount(1);
Response<Mock> response = subscriber.values().get(0);
assertNull(response.body());
assertFalse(response.isSuccessful());
assertThat(response.errorBody().string(), is("BOOM!"));
}
@Test public void When_Call_OnIllegalMock_If_Method_Return_Type_Is_Completable_Then_Get_Error_Completable()
throws NoSuchMethodException, IOException {
Method method = Providers.class.getDeclaredMethod("completable");
Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
Completable completable = (Completable) rx2RetrofitInterceptor.onIllegalMock(new AssertionError(), metadata);
TestObserver<Void> subscriber = completable.test();
subscriber.awaitTerminalEvent();
subscriber.assertNotComplete();
HttpException httpException = (HttpException) subscriber.errors().get(0);
assertThat(httpException.getMessage(), is("HTTP 404 null"));
}
@Test public void When_Call_OnLegalMock_Single_With_Delay_Then_Delay()
throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("single");
Rx2Retrofit annotation =
PlaceholderRetrofitDelayedAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
Single single = (Single) rx2RetrofitInterceptor.onLegalMock(new Mock(), metadata);
checkDelaySingle(single, 100);
}
@Test public void When_Call_OnLegalMock_Response_With_Delay_Then_Delay()
throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("singleResponseMock");
Rx2Retrofit annotation =
PlaceholderRetrofitDelayedAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
Single single = (Single) rx2RetrofitInterceptor.onLegalMock(new Mock(), metadata);
checkDelaySingle(single, 100);
}
@Test public void When_Call_OnLegalMock_Completable_With_Delay_Then_Delay()
throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("completable");
Rx2Retrofit annotation =
PlaceholderRetrofitDelayedAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
Completable completable = (Completable) rx2RetrofitInterceptor.onLegalMock(null, metadata);
checkDelayCompletable(completable, 100);
}
@Test public void When_Call_OnIllegalMock_Single_With_Delay_Then_Delay() throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("single");
Rx2Retrofit annotation =
PlaceholderRetrofitDelayedAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
Single single = (Single) rx2RetrofitInterceptor.onIllegalMock(new AssertionError(), metadata);
checkDelaySingle(single, 100);
}
@Test public void When_Call_OnIllegalMock_Response_With_Delay_Then_Delay()
throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("singleResponseMock");
Rx2Retrofit annotation =
PlaceholderRetrofitDelayedAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
Single single = (Single) rx2RetrofitInterceptor.onIllegalMock(new AssertionError(), metadata);
checkDelaySingle(single, 100);
}
@Test public void When_Call_OnIllegalMock_Completable_With_Delay_Then_Delay() throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("completable");
Rx2Retrofit annotation =
PlaceholderRetrofitDelayedAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
Completable completable = (Completable) rx2RetrofitInterceptor.onIllegalMock(new AssertionError(), metadata);
checkDelayCompletable(completable, 100);
}
@Test public void When_Call_OnIllegalMock_Response_With_Custom_Response_Adapter_Adapt_It()
throws NoSuchMethodException, IOException {
Method method = Providers.class.getDeclaredMethod("singleResponseMock");
Rx2Retrofit annotation =
PlaceholderRetrofitErrorResponseAdapterAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
Single single =
(Single) rx2RetrofitInterceptor.onIllegalMock(new AssertionError("BOOM!"), metadata);
TestObserver<Response<Mock>> subscriber = single.test();
subscriber.awaitTerminalEvent();
subscriber.assertNoErrors();
subscriber.assertValueCount(1);
Response<Mock> response = subscriber.values().get(0);
assertNull(response.body());
assertThat(response.errorBody().string(), is("{'message':'BOOM!'}"));
}
private void checkDelaySingle(Single single, long millisDelayed) {
long startNanos = System.nanoTime();
TestObserver subscriber = new TestObserver();
single.subscribe(subscriber);
subscriber.awaitTerminalEvent();
long tookMs = TimeUnit.NANOSECONDS.toMillis(System.nanoTime() - startNanos);
assertTrue("Mismatch delayed. TookMs: " + tookMs
+ " MillisDelayed: " + millisDelayed, tookMs >= millisDelayed);
}
private void checkDelayCompletable(Completable single, long millisDelayed) {
long startNanos = System.nanoTime();
TestObserver subscriber = new TestObserver();
single.subscribe(subscriber);
subscriber.awaitTerminalEvent();
long tookMs = TimeUnit.NANOSECONDS.toMillis(System.nanoTime() - startNanos);
assertTrue("Mismatch delayed. TookMs: " + tookMs
+ " MillisDelayed: " + millisDelayed, tookMs >= millisDelayed);
}
@Test public void When_Call_Validate_With_Single_Then_Do_Not_Throw_Assertion()
throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("single");
Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
rx2RetrofitInterceptor.validate(Single.just(new Mock()), metadata);
}
@Test public void When_Call_Validate_With_Single_Error_Then_Throw_Assertion()
throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("single");
Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
exception.expect(AssertionError.class);
rx2RetrofitInterceptor.validate(Single.error(new AssertionError("BOOM!")),
metadata);
}
@Test public void When_Call_Validate_With_Single_Response_Then_Do_Not_Throw_Assertion()
throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("single");
Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
rx2RetrofitInterceptor.validate(Single.just(Response.success(new Mock())), metadata);
}
@Test public void When_Call_Validate_With_Single_Response_Error_Then_Throw_Assertion_Error()
throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("single");
Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
ResponseBody responseBody = ResponseBody
.create(MediaType.parse("application/json"), "BOOM!");
Response<Mock> response = Response.error(404, responseBody);
exception.expect(AssertionError.class);
rx2RetrofitInterceptor.validate(Single.just(response), metadata);
}
@Test public void When_Call_Validate_With_Completable_Then_Do_Not_Throw_Assertion()
throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("completable");
Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
rx2RetrofitInterceptor.validate(Completable.complete(), metadata);
}
@Test public void When_Call_Validate_With_Completable_Error_Then_Throw_Assertion()
throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("completable");
Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
exception.expect(AssertionError.class);
rx2RetrofitInterceptor.validate(Single.error(new AssertionError("BOOM!")),
metadata);
}
@Test public void When_Call_Adapt_Response_With_Single_Then_Unwrap_Its_Value()
throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("single");
Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
Single<Mock> oMock =
(Single<Mock>) rx2RetrofitInterceptor.onLegalMock(new Mock(), metadata);
Mock mock = (Mock) rx2RetrofitInterceptor.adaptResponse(oMock, metadata);
assertNotNull(mock);
}
@Test public void When_Call_Adapt_Response_With_Single_Response_Then_Unwrap_Its_Value()
throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("singleResponseMock");
Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
Single<Mock> oMock =
(Single<Mock>) rx2RetrofitInterceptor.onLegalMock(new Mock(), metadata);
Mock mock = (Mock) rx2RetrofitInterceptor.adaptResponse(oMock, metadata);
assertNotNull(mock);
}
@Test public void When_Call_Adapt_Response_With_Completable_Then_Get_Null()
throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("completable");
Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
Completable completable = (Completable) rx2RetrofitInterceptor.onLegalMock(null, metadata);
Object nothing = rx2RetrofitInterceptor.adaptResponse(completable, metadata);
assertNull(nothing);
}
@Test public void When_Call_Adapt_Type_With_Single_Mock_Then_Unwrap_Its_Value()
throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("single");
Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
Type methodType = method.getGenericReturnType();
Type expectedType = Mock.class;
Type adaptedType = rx2RetrofitInterceptor
.adaptType(methodType, metadata);
assertEquals(expectedType, adaptedType);
}
@Test public void When_Call_Adapt_Type_With_Single_List_Mock_Then_Unwrap_Its_Value()
throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("singleMocks");
Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
Type methodType = method.getGenericReturnType();
Type expectedType = Types.newParameterizedType(List.class, Mock.class);
Type adaptedType = rx2RetrofitInterceptor
.adaptType(methodType, metadata);
assertEquals(expectedType, adaptedType);
}
@Test public void When_Call_Adapt_Type_With_Single_Response_Mock_Then_Unwrap_Its_Value()
throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("singleResponseMock");
Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
Type methodType = method.getGenericReturnType();
Type expectedType = Mock.class;
Type adaptedType = rx2RetrofitInterceptor
.adaptType(methodType, metadata);
assertEquals(expectedType, adaptedType);
}
@Test public void When_Call_Adapt_Type_With_Single_Response_List_Mock_Then_Unwrap_Its_Value()
throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("singleResponseMocks");
Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
Type methodType = method.getGenericReturnType();
Type expectedType = Types.newParameterizedType(List.class, Mock.class);
Type adaptedType = rx2RetrofitInterceptor
.adaptType(methodType, metadata);
assertEquals(expectedType, adaptedType);
}
@Test public void When_Call_Adapt_Type_With_Completable_Then_Get_Object()
throws NoSuchMethodException {
Method method = Providers.class.getDeclaredMethod("completable");
Rx2Retrofit annotation = PlaceholderRetrofitAnnotation.class.getAnnotation(Rx2Retrofit.class);
Metadata<Rx2Retrofit> metadata = new Metadata(Providers.class,
method, null, annotation, method.getGenericReturnType());
Type methodType = method.getGenericReturnType();
Type adaptedType = rx2RetrofitInterceptor.adaptType(methodType, metadata);
assertEquals(Object.class, adaptedType);
}
private static class Mock {
}
private interface Providers {
Response response();
Mock mock();
Single notParameterizedSingle();
Single<Mock> single();
Single<Response<Mock>> singleResponseMock();
Single<List<Mock>> singleMocks();
Single<Response<List<Mock>>> singleResponseMocks();
Completable completable();
}
@Rx2Retrofit(delay = 0, failurePercent = 0,
variancePercentage = 0)
private interface PlaceholderRetrofitAnnotation {
}
@Rx2Retrofit(delay = 100, failurePercent = 0,
variancePercentage = 0)
private interface PlaceholderRetrofitDelayedAnnotation {
}
@Rx2Retrofit(delay = 0, failurePercent = 0,
variancePercentage = 0, errorResponseAdapter = JsonMessageErrorResponseAdapter.class)
private interface PlaceholderRetrofitErrorResponseAdapterAnnotation {
}
private static class JsonMessageErrorResponseAdapter implements ErrorResponseAdapter {
@Override public String adapt(String error) {
String json = "{'message':'%s'}";
return String.format(json, error);
}
}
}
