#156 ServiceProvider enabling Jackson ObjectMapper configuration - ex…

…ample

tests/test-jackson2-config/src/test/java/net/javacrumbs/jsonunit/test/jackson2config/Jackson2ConfigTest.java

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+/*
+ * Copyright 2009-2017 the original author or authors.
+ * <p>
+ * 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
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * 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 net.javacrumbs.jsonunit.test.jackson2config;
+
+import org.junit.jupiter.api.Test;
+
+import java.time.Instant;
+
+import static net.javacrumbs.jsonunit.assertj.JsonAssertions.assertThatJson;
+
+class Jackson2ConfigTest {
+
+    @Test
+    void testSerializeTime() {
+        assertThatJson(new Bean()).isEqualTo("{time:'2019-01-11T18:12:00Z'}");
+    }
+
+    @Test
+    void testSerializeTime2() {
+        assertThatJson(new Bean()).isEqualTo(new Bean());
+    }
+
+    public static class Bean {
+        private final Instant time = Instant.parse("2019-01-11T18:12:00Z");
+
+        public Instant getTime() {
+            return time;
+        }
+    }
+}

tests/test-jackson2-config/src/test/java/net/javacrumbs/jsonunit/test/jackson2config/Java8ObjectMapperProvider.java

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+/*
+ * Copyright 2009-2017 the original author or authors.
+ * <p>
+ * 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
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * 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 net.javacrumbs.jsonunit.test.jackson2config;
+
+import com.fasterxml.jackson.core.JsonParser;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.SerializationFeature;
+import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
+import net.javacrumbs.jsonunit.providers.Jackson2ObjectMapperProvider;
+
+public class Java8ObjectMapperProvider implements Jackson2ObjectMapperProvider {
+    private final ObjectMapper mapper;
+
+    private final ObjectMapper lenientMapper;
+
+
+    public Java8ObjectMapperProvider() {
+        mapper = new ObjectMapper().registerModule(new JavaTimeModule());
+        mapper.configure(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS, false);
+
+        lenientMapper = new ObjectMapper().registerModule(new JavaTimeModule());
+        lenientMapper.configure(JsonParser.Feature.ALLOW_UNQUOTED_FIELD_NAMES, true);
+        lenientMapper.configure(JsonParser.Feature.ALLOW_COMMENTS, true);
+        lenientMapper.configure(JsonParser.Feature.ALLOW_SINGLE_QUOTES, true);
+    }
+
+    @Override
+    public ObjectMapper getObjectMapper(boolean lenient) {
+        return lenient ? lenientMapper : mapper;
+    }
+}

tests/test-jackson2-config/src/test/resources/META-INF/services/net.javacrumbs.jsonunit.providers.Jackson2ObjectMapperProvider

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+net.javacrumbs.jsonunit.test.jackson2config.Java8ObjectMapperProvider