diff options
Diffstat (limited to 'utils-test/src/test')
4 files changed, 392 insertions, 0 deletions
diff --git a/utils-test/src/test/java/org/onap/policy/common/utils/gson/GsonSerializerTest.java b/utils-test/src/test/java/org/onap/policy/common/utils/gson/GsonSerializerTest.java new file mode 100644 index 00000000..82f5ede0 --- /dev/null +++ b/utils-test/src/test/java/org/onap/policy/common/utils/gson/GsonSerializerTest.java @@ -0,0 +1,47 @@ +/* + * ============LICENSE_START======================================================= + * ONAP + * ================================================================================ + * Copyright (C) 2019 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.utils.gson; + +import static org.assertj.core.api.Assertions.assertThatThrownBy; + +import com.google.gson.stream.JsonReader; +import com.google.gson.stream.JsonWriter; +import java.io.IOException; +import java.io.StringReader; +import org.junit.Test; + +public class GsonSerializerTest { + + @Test + public void testReadJsonReader() { + JsonReader rdr = new JsonReader(new StringReader("10")); + + GsonSerializer<Object> ser = new GsonSerializer<Object>() { + @Override + public void write(JsonWriter out, Object value) throws IOException { + // do nothing + } + }; + + assertThatThrownBy(() -> ser.read(rdr)).isInstanceOf(UnsupportedOperationException.class) + .hasMessage("read from pseudo TypeAdapter"); + } +} diff --git a/utils-test/src/test/java/org/onap/policy/common/utils/gson/GsonTestUtilsBuilderTest.java b/utils-test/src/test/java/org/onap/policy/common/utils/gson/GsonTestUtilsBuilderTest.java new file mode 100644 index 00000000..3e4244dd --- /dev/null +++ b/utils-test/src/test/java/org/onap/policy/common/utils/gson/GsonTestUtilsBuilderTest.java @@ -0,0 +1,93 @@ +/* + * ============LICENSE_START======================================================= + * ONAP + * ================================================================================ + * Copyright (C) 2019 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.utils.gson; + +import static org.junit.Assert.assertEquals; +import static org.mockito.Mockito.mock; +import static org.mockito.Mockito.when; + +import com.google.gson.Gson; +import com.google.gson.TypeAdapter; +import com.google.gson.TypeAdapterFactory; +import com.google.gson.reflect.TypeToken; +import com.google.gson.stream.JsonWriter; +import java.io.IOException; +import org.junit.Before; +import org.junit.Test; + +public class GsonTestUtilsBuilderTest { + + private GsonTestUtilsBuilder bldr; + private GsonTestUtils utils; + + @Before + public void setUp() { + bldr = new MyBuilder(); + utils = bldr.build(); + } + + @Test + public void testBuilderAddMock() { + PreMock pre = mock(PreMock.class); + when(pre.getId()).thenReturn(2000); + + assertEquals("{\"name\":2000}", utils.gsonEncode(pre)); + } + + /** + * Builder that provides an adapter for mock(PreMock.class). + */ + private static class MyBuilder extends GsonTestUtilsBuilder { + public MyBuilder() { + TypeAdapterFactory sgson = new TypeAdapterFactory() { + @Override + public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) { + Class<? super T> clazz = type.getRawType(); + + if (PreMock.class.isAssignableFrom(clazz)) { + return new GsonSerializer<T>() { + @Override + public void write(JsonWriter out, T value) throws IOException { + PreMock obj = (PreMock) value; + out.beginObject().name("name").value(obj.getId()).endObject(); + } + }; + } + + return null; + } + }; + + addMock(PreMock.class, sgson); + } + } + + /** + * Class that will be mocked. + */ + public static class PreMock { + protected int id = 1000; + + public int getId() { + return id; + } + } +} diff --git a/utils-test/src/test/java/org/onap/policy/common/utils/gson/GsonTestUtilsTest.java b/utils-test/src/test/java/org/onap/policy/common/utils/gson/GsonTestUtilsTest.java new file mode 100644 index 00000000..39cde7dc --- /dev/null +++ b/utils-test/src/test/java/org/onap/policy/common/utils/gson/GsonTestUtilsTest.java @@ -0,0 +1,248 @@ +/* + * ============LICENSE_START======================================================= + * ONAP + * ================================================================================ + * Copyright (C) 2019 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.utils.gson; + +import static org.assertj.core.api.Assertions.assertThatThrownBy; +import static org.junit.Assert.assertEquals; +import static org.junit.Assert.assertNotNull; +import static org.junit.Assert.assertNull; + +import com.google.gson.JsonArray; +import com.google.gson.JsonElement; +import com.google.gson.JsonNull; +import com.google.gson.JsonObject; +import com.google.gson.JsonParseException; +import java.io.File; +import java.io.FileNotFoundException; +import java.io.IOException; +import javax.script.ScriptException; +import org.junit.Before; +import org.junit.Test; + +public class GsonTestUtilsTest { + private static final String HELLO = "hello"; + + private GsonTestUtils utils; + + @Before + public void setUp() { + utils = new GsonTestUtils(); + } + + @Test + public void testGetGson() { + assertNotNull(utils.getGson()); + } + + @Test + public void testGsonRoundTrip() { + Data data = new Data(); + data.setId(500); + + // try with null text + data.setText(null); + assertEquals(data.toString(), utils.gsonRoundTrip(data, Data.class).toString()); + + // try with non-null text + data.setText(HELLO); + assertEquals(data.toString(), utils.gsonRoundTrip(data, Data.class).toString()); + } + + @Test + public void testCompareGsonObjectClass_testCompareGsonObjectFile() { + Data data = new Data(); + data.setId(500); + data.setText(HELLO); + + utils.compareGson(data, GsonTestUtilsTest.class); + + // file not found + assertThatThrownBy(() -> utils.compareGson(data, + new File(GsonTestUtilsTest.class.getSimpleName() + "-NotFound.json"))) + .isInstanceOf(JsonParseException.class) + .hasCauseInstanceOf(FileNotFoundException.class); + + // force I/O error while reading file + GsonTestUtils utils2 = new GsonTestUtils() { + @Override + protected String readFile(File file) throws IOException { + throw new IOException("expected exception"); + } + }; + assertThatThrownBy(() -> utils2.compareGson(data, GsonTestUtilsTest.class)) + .isInstanceOf(JsonParseException.class).hasCauseInstanceOf(IOException.class) + .hasMessage("error reading: GsonTestUtilsTest.json"); + } + + @Test + public void testCompareGsonObjectString() { + Data data = new Data(); + data.setId(600); + data.setText(HELLO); + + utils.compareGson(data, "{'id': ${obj.id}, 'text': '${obj.text}'}".replace('\'', '"')); + } + + @Test + public void testCompareGsonObjectJsonElement() { + Data data = new Data(); + data.setId(650); + data.setText(HELLO); + + JsonObject json = new JsonObject(); + json.addProperty("id", data.getId()); + json.addProperty("text", data.getText()); + + utils.compareGson(data, json); + + // mismatch + data.setText("world"); + assertThatThrownBy(() -> utils.compareGson(data, json)).isInstanceOf(AssertionError.class); + } + + @Test + public void testApplyScripts() { + Data data = new Data(); + data.setId(700); + data.setText(HELLO); + + String result = utils.applyScripts("no interpolation", data); + assertEquals("no interpolation", result); + + result = utils.applyScripts("${obj.id} at start, ${obj.text} in middle, and end ${obj.id}", data); + assertEquals("700 at start, hello in middle, and end 700", result); + + // try null value + data.setText(null); + result = utils.applyScripts("use ${obj.text} this", data); + assertEquals("use null this", result); + + assertThatThrownBy(() -> utils.applyScripts("use ${obj.text} this", null)).isInstanceOf(RuntimeException.class) + .hasCauseInstanceOf(ScriptException.class).hasMessage("cannot expand element: ${obj.text}"); + } + + @Test + public void testReorderJsonObject() { + // insert properties in a non-alphabetical order + JsonObject inner = new JsonObject(); + inner.addProperty("objBint", 100); + inner.add("objBNull", JsonNull.INSTANCE); + inner.addProperty("objB", true); + + JsonArray arr = new JsonArray(); + arr.add(110); + arr.add(inner); + arr.add(false); + + JsonObject outer = new JsonObject(); + outer.add("objANull", JsonNull.INSTANCE); + outer.addProperty("objA", true); + outer.addProperty("objAStr", "obj-a-string"); + outer.add("nested-array", arr); + + outer = utils.reorder(outer); + assertEquals("{'nested-array':[110,{'objB':true,'objBint':100},false],'objA':true,'objAStr':'obj-a-string'}" + .replace('\'', '"'), outer.toString()); + } + + @Test + public void testReorderJsonArray() { + // insert properties in a non-alphabetical order + JsonObject inner = new JsonObject(); + inner.add("objCNull", JsonNull.INSTANCE); + inner.addProperty("objCStr", "obj-c-string"); + inner.addProperty("objC", true); + + JsonArray arr = new JsonArray(); + arr.add(200); + arr.add(inner); + arr.add(false); + + arr = utils.reorder(arr); + assertEquals("[200,{'objC':true,'objCStr':'obj-c-string'},false]".replace('\'', '"'), arr.toString()); + } + + @Test + public void testReorderJsonElement() { + // null element + JsonElement jsonEl = null; + assertNull(utils.reorder(jsonEl)); + + // object element + JsonObject obj = new JsonObject(); + obj.add("objDNull", JsonNull.INSTANCE); + obj.addProperty("objDStr", "obj-d-string"); + obj.addProperty("objD", true); + jsonEl = obj; + jsonEl = utils.reorder(jsonEl); + assertEquals("{'objD':true,'objDStr':'obj-d-string'}".replace('\'', '"'), jsonEl.toString()); + + // boolean + jsonEl = obj.get("objD"); + jsonEl = utils.reorder(jsonEl); + assertEquals("true", jsonEl.toString()); + + // JsonNull + jsonEl = JsonNull.INSTANCE; + jsonEl = utils.reorder(jsonEl); + assertEquals("null", jsonEl.toString()); + + // array element + JsonObject inner = new JsonObject(); + inner.add("objENull", JsonNull.INSTANCE); + inner.addProperty("objEStr", "obj-e-string"); + inner.addProperty("objE", true); + + JsonArray arr = new JsonArray(); + arr.add(300); + arr.add(inner); + arr.add(false); + jsonEl = arr; + jsonEl = utils.reorder(jsonEl); + assertEquals("[300,{'objE':true,'objEStr':'obj-e-string'},false]".replace('\'', '"'), jsonEl.toString()); + } + + public static class Data { + private int id; + private String text; + + public int getId() { + return id; + } + + public void setId(int id) { + this.id = id; + } + + public String getText() { + return text; + } + + public void setText(String text) { + this.text = text; + } + + @Override + public String toString() { + return "Data [id=" + id + ", text=" + text + "]"; + } + } +} diff --git a/utils-test/src/test/resources/org/onap/policy/common/utils/gson/GsonTestUtilsTest.json b/utils-test/src/test/resources/org/onap/policy/common/utils/gson/GsonTestUtilsTest.json new file mode 100644 index 00000000..ff7ed70b --- /dev/null +++ b/utils-test/src/test/resources/org/onap/policy/common/utils/gson/GsonTestUtilsTest.json @@ -0,0 +1,4 @@ +{ + "id": ${obj.id}, + "text": "${obj.text}" +} |