diff options
author | Jim Hahn <jrh3@att.com> | 2020-03-03 11:55:02 -0500 |
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committer | Jim Hahn <jrh3@att.com> | 2020-03-03 17:46:47 -0500 |
commit | 157ece6ced7b093701bd10f3a3cd42c5559529a0 (patch) | |
tree | f5c8f42ad3bd1bd5577f1ae1615f285e195bcf95 /gson/src/test/java/org/onap/policy/common/gson/LocalDateTimeTypeAdapterTest.java | |
parent | 361e714960f444d9319dd54186af0e8efede4011 (diff) |
Add gson adapters for special field types
Added type adapters for Instant, LocalDateTime, and ZonedDateTime. UUID
seems to work already.
Added new Coder that offers an alternative encoding for Instant.
Issue-ID: POLICY-1625
Signed-off-by: Jim Hahn <jrh3@att.com>
Change-Id: I5230fa7fe955d78c5f2da1316cb1504b5875ea84
Diffstat (limited to 'gson/src/test/java/org/onap/policy/common/gson/LocalDateTimeTypeAdapterTest.java')
-rw-r--r-- | gson/src/test/java/org/onap/policy/common/gson/LocalDateTimeTypeAdapterTest.java | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/gson/src/test/java/org/onap/policy/common/gson/LocalDateTimeTypeAdapterTest.java b/gson/src/test/java/org/onap/policy/common/gson/LocalDateTimeTypeAdapterTest.java new file mode 100644 index 00000000..2778a4ba --- /dev/null +++ b/gson/src/test/java/org/onap/policy/common/gson/LocalDateTimeTypeAdapterTest.java @@ -0,0 +1,72 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP + * ================================================================================ + * Copyright (C) 2020 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ + +package org.onap.policy.common.gson; + +import static org.assertj.core.api.Assertions.assertThat; +import static org.assertj.core.api.Assertions.assertThatThrownBy; +import static org.junit.Assert.assertEquals; + +import com.google.gson.Gson; +import com.google.gson.GsonBuilder; +import com.google.gson.JsonParseException; +import java.time.LocalDateTime; +import lombok.ToString; +import org.junit.Test; + +public class LocalDateTimeTypeAdapterTest { + private static Gson gson = + new GsonBuilder().registerTypeAdapter(LocalDateTime.class, new LocalDateTimeTypeAdapter()).create(); + + @Test + public void test() { + InterestingFields data = new InterestingFields(); + data.date = LocalDateTime.of(2020, 2, 3, 4, 5, 6, 789000000); + + String json = gson.toJson(data); + + // instant should be encoded as a number, without quotes + assertThat(json).doesNotContain("year").contains("\"2020-02-03T04:05:06.789\""); + + InterestingFields data2 = gson.fromJson(json, InterestingFields.class); + assertEquals(data.toString(), data2.toString()); + + // try when the date-time string is invalid + String json2 = json.replace("2020", "invalid-date"); + assertThatThrownBy(() -> gson.fromJson(json2, InterestingFields.class)).isInstanceOf(JsonParseException.class) + .hasMessageContaining("invalid date"); + + // null output + data.date = null; + json = gson.toJson(data); + data2 = gson.fromJson(json, InterestingFields.class); + assertEquals(data.toString(), data2.toString()); + + // null input + data2 = gson.fromJson("{\"date\":null}", InterestingFields.class); + assertEquals(data.toString(), data2.toString()); + } + + + @ToString + private static class InterestingFields { + private LocalDateTime date; + } +} |