Aharoni, Pavel (pa0916) | ca3cb01 | 2018-10-22 15:29:57 +0300 | [diff] [blame] | 1 | /*-
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| 2 | * ============LICENSE_START=======================================================
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| 3 | * OSAM
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| 4 | * ================================================================================
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| 5 | * Copyright (C) 2018 AT&T
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| 6 | * ================================================================================
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| 7 | * Licensed under the Apache License, Version 2.0 (the "License");
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| 8 | * you may not use this file except in compliance with the License.
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| 9 | * You may obtain a copy of the License at
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| 10 | *
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| 11 | * http://www.apache.org/licenses/LICENSE-2.0
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| 12 | *
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| 13 | * Unless required by applicable law or agreed to in writing, software
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| 14 | * distributed under the License is distributed on an "AS IS" BASIS,
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| 15 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| 16 | * See the License for the specific language governing permissions and
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| 17 | * limitations under the License.
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| 18 | * ============LICENSE_END=========================================================
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| 19 | */
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| 20 |
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| 21 |
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| 22 |
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| 23 | package org.onap.osam.testUtils;
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| 24 |
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| 25 | import com.fasterxml.jackson.databind.DeserializationFeature;
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| 26 | import com.fasterxml.jackson.databind.ObjectMapper;
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| 27 | import com.google.common.collect.ImmutableList;
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| 28 | import org.json.JSONArray;
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| 29 | import org.json.JSONObject;
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| 30 | import org.junit.Assert;
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| 31 | import org.mockito.MockSettings;
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| 32 | import org.mockito.Mockito;
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| 33 | import org.mockito.invocation.InvocationOnMock;
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| 34 | import org.mockito.stubbing.Answer;
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| 35 |
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| 36 | import javax.ws.rs.core.GenericType;
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| 37 | import javax.ws.rs.core.Response;
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| 38 | import java.io.ByteArrayInputStream;
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| 39 | import java.io.IOException;
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| 40 | import java.io.InputStream;
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| 41 | import java.io.Serializable;
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| 42 | import java.util.Iterator;
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| 43 | import java.util.List;
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| 44 |
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Aharoni, Pavel (pa0916) | ca3cb01 | 2018-10-22 15:29:57 +0300 | [diff] [blame] | 45 | import static org.mockito.Matchers.any;
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| 46 | import static org.mockito.Matchers.eq;
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| 47 | import static org.mockito.Mockito.*;
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| 48 |
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| 49 | public class TestUtils {
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| 50 |
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| 51 | public static void assertJsonStringEqualsIgnoreNulls(String expected, String actual) {
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| 52 | if (expected == null || expected == JSONObject.NULL) {return;}
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| 53 |
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| 54 | JSONObject expectedJSON = new JSONObject(expected);
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| 55 | JSONObject actualJSON = new JSONObject(actual);
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| 56 | Iterator<?> keys = expectedJSON.keys();
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| 57 |
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| 58 | while( keys.hasNext() ) {
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| 59 | String key = (String)keys.next();
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| 60 | Object expectedValue = expectedJSON.get(key);
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| 61 | if (expectedValue == JSONObject.NULL){
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| 62 | continue;
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| 63 | }
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| 64 |
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| 65 | Object actualValue = actualJSON.get(key);
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| 66 |
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| 67 | if (expectedValue instanceof JSONObject) {
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| 68 | String expectedVal = expectedValue.toString();
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| 69 | String actualVal = actualValue.toString();
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| 70 | assertJsonStringEqualsIgnoreNulls(expectedVal, actualVal);
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| 71 | }
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| 72 | else if (expectedValue instanceof JSONArray) {
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| 73 | if (actualValue instanceof JSONArray) {
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| 74 | JSONArray expectedJSONArray = (JSONArray)expectedValue;
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| 75 | JSONArray actualJSONArray = (JSONArray)actualValue;
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| 76 | for (int i = 0; i < expectedJSONArray.length(); i++) {
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| 77 | String expectedItem = expectedJSONArray.get(i).toString();
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| 78 | String actualItem = actualJSONArray.get(i).toString();
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| 79 | if (expectedValue instanceof JSONObject)
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| 80 | assertJsonStringEqualsIgnoreNulls(expectedItem, actualItem);
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| 81 | }
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| 82 | }
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| 83 | else {
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Aharoni, Pavel (pa0916) | d294618 | 2018-12-17 11:21:02 +0200 | [diff] [blame^] | 84 | Assert.fail("expected: " + expectedValue + " got:" + actualValue);
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Aharoni, Pavel (pa0916) | ca3cb01 | 2018-10-22 15:29:57 +0300 | [diff] [blame] | 85 | }
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| 86 | }
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| 87 | else {
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| 88 | Assert.assertEquals(expectedValue, actualValue);
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| 89 | }
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| 90 | }
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| 91 | }
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| 92 |
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| 93 | public static <T> T readJsonResourceFileAsObject(String pathInResource, Class<T> valueType) throws IOException {
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| 94 | return readJsonResourceFileAsObject(pathInResource, valueType, false);
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| 95 | }
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| 96 |
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| 97 | public static <T> T readJsonResourceFileAsObject(String pathInResource, Class<T> valueType, boolean ignoreUnknownProperties)
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| 98 | throws IOException {
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| 99 | ObjectMapper objectMapper = new ObjectMapper();
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| 100 | objectMapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, ignoreUnknownProperties);
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| 101 | return objectMapper.readValue(
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| 102 | TestUtils.class.getResource(pathInResource),
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| 103 | valueType);
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| 104 | }
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| 105 |
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| 106 |
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| 107 | public static class JavaxRsClientMocks {
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| 108 | private final javax.ws.rs.client.Client fakeClient;
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| 109 | private final javax.ws.rs.client.Invocation.Builder fakeBuilder;
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| 110 | private final Response fakeResponse;
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| 111 |
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| 112 | public javax.ws.rs.client.Client getFakeClient() {
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| 113 | return fakeClient;
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| 114 | }
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| 115 |
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| 116 | public javax.ws.rs.client.Invocation.Builder getFakeBuilder() {
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| 117 | return fakeBuilder;
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| 118 | }
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| 119 |
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| 120 | public Response getFakeResponse() {
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| 121 | return fakeResponse;
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| 122 | }
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| 123 |
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| 124 | public JavaxRsClientMocks() {
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| 125 | final MockSettings mockSettings = withSettings().defaultAnswer(new TriesToReturnMockByType());
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| 126 |
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| 127 | fakeClient = mock(javax.ws.rs.client.Client.class, mockSettings);
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| 128 | fakeBuilder = mock(javax.ws.rs.client.Invocation.Builder.class, mockSettings);
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| 129 | fakeResponse = mock(Response.class, mockSettings);
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| 130 | final javax.ws.rs.client.WebTarget fakeWebTarget = mock(javax.ws.rs.client.WebTarget.class, mockSettings);
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| 131 |
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| 132 | TriesToReturnMockByType.setAvailableMocks(
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| 133 | fakeClient,
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| 134 | fakeWebTarget,
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| 135 | fakeBuilder,
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| 136 | fakeResponse
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| 137 | );
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| 138 |
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| 139 | Mockito.when(fakeBuilder.get(any(Class.class))).thenReturn(null);
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| 140 | Mockito.when(fakeBuilder.get(eq(InputStream.class))).thenReturn(new ByteArrayInputStream(new byte[]{}));
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| 141 | Mockito.when(fakeBuilder.get(any(GenericType.class))).thenReturn(null);
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| 142 |
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| 143 | Mockito.when(fakeResponse.getStatus()).thenReturn(200);
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| 144 | Mockito.when(fakeResponse.getStatusInfo()).thenReturn(Response.Status.OK);
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| 145 | }
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| 146 | }
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| 147 |
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| 148 | /*
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| 149 | inspired out from newer Mockito version
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| 150 | returns a mock from given list if it's a matching return-type
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| 151 | */
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| 152 | private static class TriesToReturnMockByType implements Answer<Object>, Serializable {
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| 153 | private final Answer<Object> defaultReturn = RETURNS_DEFAULTS;
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| 154 | private static List<Object> availableMocks = ImmutableList.of();
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| 155 |
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| 156 | static void setAvailableMocks(Object... mocks) {
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| 157 | availableMocks = ImmutableList.copyOf(mocks);
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| 158 | }
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| 159 |
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| 160 | public Object answer(InvocationOnMock invocation) throws Throwable {
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| 161 | Class<?> methodReturnType = invocation.getMethod().getReturnType();
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| 162 |
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| 163 | return availableMocks.stream()
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| 164 | .filter(mock -> methodReturnType.isAssignableFrom(mock.getClass()))
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| 165 | //.peek(m -> System.out.println("found a mock: " + m.getClass().getName()))
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| 166 | .findFirst()
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| 167 | .orElse(defaultReturn.answer(invocation));
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| 168 | }
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| 169 | }
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| 170 | }
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