Java tutorial
/* * Copyright 2016 IBM Corp. * 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 com.jsonstore; import android.content.Context; import android.test.InstrumentationTestCase; import com.jsonstore.api.JSONStore; import com.jsonstore.api.JSONStoreAddOptions; import com.jsonstore.api.JSONStoreCollection; import com.jsonstore.api.JSONStoreQueryPart; import com.jsonstore.api.JSONStoreQueryParts; import com.jsonstore.database.SearchFieldType; import com.jsonstore.exceptions.JSONStoreDestroyFailureException; import com.jsonstore.exceptions.JSONStoreException; import com.jsonstore.exceptions.JSONStoreTransactionFailureException; import org.json.JSONException; import org.json.JSONObject; import java.util.LinkedList; import java.util.List; public class CollectionAdvancedFindLessThanTest extends InstrumentationTestCase { /** * @return The {@link Context} of the test project. */ private Context getTestContext() { try { return getInstrumentation().getContext(); } catch (final Exception exception) { exception.printStackTrace(); return null; } } private JSONStoreCollection databaseSetup() throws JSONStoreException, JSONException { JSONStore store = JSONStore.getInstance(getTestContext()); JSONStoreAddOptions opt = new JSONStoreAddOptions(); store.destroy(); JSONStoreCollection simpleCol = new JSONStoreCollection("simple"); simpleCol.setSearchField("name", SearchFieldType.STRING); simpleCol.setSearchField("age", SearchFieldType.NUMBER); simpleCol.setSearchField("gpa", SearchFieldType.NUMBER); simpleCol.setSearchField("ssn", SearchFieldType.INTEGER); simpleCol.setSearchField("active", SearchFieldType.BOOLEAN); simpleCol.setAdditionalSearchField("l337", SearchFieldType.INTEGER); //Open collection. List<JSONStoreCollection> collections = new LinkedList<JSONStoreCollection>(); collections.add(simpleCol); store.openCollections(collections); opt.addAdditionalSearchField("l337", 42); simpleCol.addData(new JSONObject( "{ name : 'mike', gpa: 1.0, ssn: 123, active: false, age: 24, last_name: 'ortman' }"), opt); simpleCol.addData( new JSONObject( "{ name : 'carlos', gpa: 2.2, ssn: 345, active: false, age: 25, last_name: 'andreu' }"), opt); simpleCol.addData( new JSONObject("{ name : 'nana', gpa: 2.4, ssn: 567, active: true, age: 22, last_name: 'amfo' }")); simpleCol.addData(new JSONObject("{ name : 'dgonz', gpa: 3.6, ssn: 789, active: false, age: 25 }")); simpleCol.addData(new JSONObject("{ name : 'jeremy', gpa: 4.8, ssn: 987, active: true, age: 29 }")); simpleCol.addData(new JSONObject("{ name : 'famas' }")); return simpleCol; } private void databaseDestroy() throws JSONStoreDestroyFailureException, JSONStoreTransactionFailureException { JSONStore store = JSONStore.getInstance(getTestContext()); store.destroy(); } public void testAdvancedFindLessThanIntegerSpecific() throws Throwable { JSONStoreCollection col = databaseSetup(); JSONStoreQueryParts query = new JSONStoreQueryParts(); JSONStoreQueryPart part = new JSONStoreQueryPart(); part.addLessThan("age", 25); query.addQueryPart(part); List<JSONObject> results = col.findDocuments(query); assertEquals(2, results.size()); assertTrue(results.get(0).getJSONObject("json").getString("name").equals("mike")); assertTrue(results.get(1).getJSONObject("json").getString("name").equals("nana")); databaseDestroy(); } public void testAdvancedFindLessThanIntegerNone() throws Throwable { JSONStoreCollection col = databaseSetup(); JSONStoreQueryParts query = new JSONStoreQueryParts(); JSONStoreQueryPart part = new JSONStoreQueryPart(); part.addLessThan("age", 22); query.addQueryPart(part); List<JSONObject> results = col.findDocuments(query); assertEquals(0, results.size()); databaseDestroy(); } public void testAdvancedFindLessThanNumber() throws Throwable { JSONStoreCollection col = databaseSetup(); JSONStoreQueryParts query = new JSONStoreQueryParts(); JSONStoreQueryPart part = new JSONStoreQueryPart(); part.addLessThan("gpa", 3.5); query.addQueryPart(part); List<JSONObject> results = col.findDocuments(query); assertEquals(3, results.size()); assertTrue(results.get(0).getJSONObject("json").getString("name").equals("mike")); assertTrue(results.get(1).getJSONObject("json").getString("name").equals("carlos")); assertTrue(results.get(2).getJSONObject("json").getString("name").equals("nana")); } public void testAdvancedFindLessThanASF() throws Throwable { JSONStoreCollection col = databaseSetup(); JSONStoreQueryParts query = new JSONStoreQueryParts(); JSONStoreQueryPart part = new JSONStoreQueryPart(); part.addLessThan("l337", 50); query.addQueryPart(part); List<JSONObject> results = col.findDocuments(query); assertEquals(2, results.size()); assertTrue(results.get(0).getJSONObject("json").getString("name").equals("mike")); assertTrue(results.get(1).getJSONObject("json").getString("name").equals("carlos")); } public void testAdvancedFindLessThanMultiple() throws Throwable { JSONStoreCollection col = databaseSetup(); JSONStoreQueryParts query = new JSONStoreQueryParts(); JSONStoreQueryPart part = new JSONStoreQueryPart(); part.addLessThan("age", 30); part.addLessThan("ssn", 700); query.addQueryPart(part); List<JSONObject> results = col.findDocuments(query); assertEquals(3, results.size()); assertTrue(results.get(0).getJSONObject("json").getString("name").equals("mike")); assertTrue(results.get(1).getJSONObject("json").getString("name").equals("carlos")); assertTrue(results.get(2).getJSONObject("json").getString("name").equals("nana")); } public void testAdvancedFindLessThanIntegerAll() throws Throwable { JSONStoreCollection col = databaseSetup(); JSONStoreQueryParts query = new JSONStoreQueryParts(); JSONStoreQueryPart part = new JSONStoreQueryPart(); part.addLessThan("age", 30); query.addQueryPart(part); List<JSONObject> results = col.findDocuments(query); assertEquals(5, results.size()); assertTrue(results.get(0).getJSONObject("json").getString("name").equals("mike")); assertTrue(results.get(1).getJSONObject("json").getString("name").equals("carlos")); assertTrue(results.get(2).getJSONObject("json").getString("name").equals("nana")); assertTrue(results.get(3).getJSONObject("json").getString("name").equals("dgonz")); assertTrue(results.get(4).getJSONObject("json").getString("name").equals("jeremy")); databaseDestroy(); } public void testAdvancedFindLessThanFloatingPointSpecific() throws Throwable { JSONStoreCollection col = databaseSetup(); JSONStoreQueryParts query = new JSONStoreQueryParts(); JSONStoreQueryPart part = new JSONStoreQueryPart(); part.addLessThan("age", 26.1); query.addQueryPart(part); List<JSONObject> results = col.findDocuments(query); assertEquals(4, results.size()); assertTrue(results.get(0).getJSONObject("json").getString("name").equals("mike")); assertTrue(results.get(1).getJSONObject("json").getString("name").equals("carlos")); assertTrue(results.get(2).getJSONObject("json").getString("name").equals("nana")); assertTrue(results.get(3).getJSONObject("json").getString("name").equals("dgonz")); databaseDestroy(); } public void testAdvancedFindLessThanFloatingPointNone() throws Throwable { JSONStoreCollection col = databaseSetup(); JSONStoreQueryParts query = new JSONStoreQueryParts(); JSONStoreQueryPart part = new JSONStoreQueryPart(); part.addLessThan("age", 21.9); query.addQueryPart(part); List<JSONObject> results = col.findDocuments(query); assertEquals(0, results.size()); databaseDestroy(); } public void testAdvancedFindLessThanFloatingPointAll() throws Throwable { JSONStoreCollection col = databaseSetup(); JSONStoreQueryParts query = new JSONStoreQueryParts(); JSONStoreQueryPart part = new JSONStoreQueryPart(); part.addLessThan("age", 29.1); query.addQueryPart(part); List<JSONObject> results = col.findDocuments(query); assertEquals(5, results.size()); assertTrue(results.get(0).getJSONObject("json").getString("name").equals("mike")); assertTrue(results.get(1).getJSONObject("json").getString("name").equals("carlos")); assertTrue(results.get(2).getJSONObject("json").getString("name").equals("nana")); assertTrue(results.get(3).getJSONObject("json").getString("name").equals("dgonz")); assertTrue(results.get(4).getJSONObject("json").getString("name").equals("jeremy")); databaseDestroy(); } }