Java tutorial
/* Copyright (c) 2012, 2013, 2014 Countly Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ package ly.count.android.api; import android.content.Context; import android.content.SharedPreferences; import android.test.AndroidTestCase; import org.json.JSONException; import org.json.JSONObject; import java.util.ArrayList; import java.util.Arrays; import java.util.HashMap; import java.util.List; import static org.mockito.Mockito.*; public class CountlyStoreTests extends AndroidTestCase { CountlyStore store; @Override protected void setUp() throws Exception { super.setUp(); store = new CountlyStore(getContext()); store.clear(); } @Override protected void tearDown() throws Exception { store.clear(); super.tearDown(); } public void testConstructor_nullContext() { try { new CountlyStore(null); fail("expected IllegalArgumentException when calling CountlyStore() ctor with null context"); } catch (IllegalArgumentException ignored) { // success! } } public void testConstructor() { Context mockContext = mock(Context.class); new CountlyStore(mockContext); verify(mockContext).getSharedPreferences("COUNTLY_STORE", Context.MODE_PRIVATE); } public void testConnections_prefIsNull() { // the clear() call in setUp ensures the pref is not present assertTrue(Arrays.equals(new String[0], store.connections())); } public void testConnections_prefIsEmptyString() { // the following two calls will result in the pref being an empty string final String connStr = "blah"; store.addConnection(connStr); store.removeConnection(connStr); assertTrue(Arrays.equals(new String[0], store.connections())); } public void testConnections_prefHasSingleValue() { final String connStr = "blah"; store.addConnection(connStr); assertTrue(Arrays.equals(new String[] { connStr }, store.connections())); } public void testConnections_prefHasTwoValues() { final String connStr1 = "blah1"; final String connStr2 = "blah2"; store.addConnection(connStr1); store.addConnection(connStr2); assertTrue(Arrays.equals(new String[] { connStr1, connStr2 }, store.connections())); } public void testEvents_prefIsNull() { // the clear() call in setUp ensures the pref is not present assertTrue(Arrays.equals(new String[0], store.events())); } public void testEvents_prefIsEmptyString() { // the following two calls will result in the pref being an empty string store.addEvent("eventKey", null, Countly.currentTimestamp(), 1, 0.0d); store.removeEvents(store.eventsList()); assertTrue(Arrays.equals(new String[0], store.events())); } public void testEvents_prefHasSingleValue() throws JSONException { final String eventKey = "eventKey"; store.addEvent(eventKey, null, Countly.currentTimestamp(), 1, 0.0d); final String[] eventJSONStrs = store.events(); final JSONObject eventJSONObj = new JSONObject(eventJSONStrs[0]); assertEquals(eventKey, eventJSONObj.getString("key")); // this is good enough, we verify the entire JSON content is written in later unit tests } public void testEvents_prefHasTwoValues() throws JSONException { final String eventKey1 = "eventKey1"; final String eventKey2 = "eventKey2"; store.addEvent(eventKey1, null, Countly.currentTimestamp(), 1, 0.0d); store.addEvent(eventKey2, null, Countly.currentTimestamp(), 1, 0.0d); final String[] eventJSONStrs = store.events(); final JSONObject eventJSONObj1 = new JSONObject(eventJSONStrs[0]); assertEquals(eventKey1, eventJSONObj1.getString("key")); final JSONObject eventJSONObj2 = new JSONObject(eventJSONStrs[1]); assertEquals(eventKey2, eventJSONObj2.getString("key")); // this is good enough, we verify the entire JSON content is written in later unit tests } public void testEventsList_noEvents() { assertEquals(new ArrayList<Event>(0), store.eventsList()); } public void testEventsList_singleEvent() { final Event event1 = new Event(); event1.key = "eventKey1"; event1.timestamp = Countly.currentTimestamp(); event1.count = 1; store.addEvent(event1.key, event1.segmentation, event1.timestamp, event1.count, event1.sum); final List<Event> expected = new ArrayList<Event>(1); expected.add(event1); final List<Event> actual = store.eventsList(); assertEquals(expected, actual); } public void testEventsList_sortingOfMultipleEvents() { final Event event1 = new Event(); event1.key = "eventKey1"; event1.timestamp = Countly.currentTimestamp(); event1.count = 1; final Event event2 = new Event(); event2.key = "eventKey2"; event2.timestamp = Countly.currentTimestamp() - 60; event2.count = 1; final Event event3 = new Event(); event3.key = "eventKey3"; event3.timestamp = Countly.currentTimestamp() - 30; event3.count = 1; store.addEvent(event1.key, event1.segmentation, event1.timestamp, event1.count, event1.sum); store.addEvent(event2.key, event2.segmentation, event2.timestamp, event2.count, event2.sum); store.addEvent(event3.key, event3.segmentation, event3.timestamp, event3.count, event3.sum); final List<Event> expected = new ArrayList<Event>(3); expected.add(event2); expected.add(event3); expected.add(event1); final List<Event> actual = store.eventsList(); assertEquals(expected, actual); } public void testEventsList_badJSON() { final Event event1 = new Event(); event1.key = "eventKey1"; event1.timestamp = Countly.currentTimestamp() - 60; event1.count = 1; final Event event2 = new Event(); event2.key = "eventKey2"; event2.timestamp = Countly.currentTimestamp(); event2.count = 1; final String joinedEventsWithBadJSON = event1.toJSON().toString() + "===blah===" + event2.toJSON().toString(); final SharedPreferences prefs = getContext().getSharedPreferences("COUNTLY_STORE", Context.MODE_PRIVATE); prefs.edit().putString("EVENTS", joinedEventsWithBadJSON).commit(); final List<Event> expected = new ArrayList<Event>(2); expected.add(event1); expected.add(event2); final List<Event> actual = store.eventsList(); assertEquals(expected, actual); } public void testEventsList_EventFromJSONReturnsNull() { final Event event1 = new Event(); event1.key = "eventKey1"; event1.timestamp = Countly.currentTimestamp() - 60; event1.count = 1; final Event event2 = new Event(); event2.key = "eventKey2"; event2.timestamp = Countly.currentTimestamp(); event2.count = 1; final String joinedEventsWithBadJSON = event1.toJSON().toString() + "==={\"key\":null}===" + event2.toJSON().toString(); final SharedPreferences prefs = getContext().getSharedPreferences("COUNTLY_STORE", Context.MODE_PRIVATE); prefs.edit().putString("EVENTS", joinedEventsWithBadJSON).commit(); final List<Event> expected = new ArrayList<Event>(2); expected.add(event1); expected.add(event2); final List<Event> actual = store.eventsList(); assertEquals(expected, actual); } public void testIsEmptyConnections_prefIsNull() { // the clear() call in setUp ensures the pref is not present assertTrue(store.isEmptyConnections()); } public void testIsEmptyConnections_prefIsEmpty() { // the following two calls will result in the pref being an empty string final String connStr = "blah"; store.addConnection(connStr); store.removeConnection(connStr); assertTrue(store.isEmptyConnections()); } public void testIsEmptyConnections_prefIsPopulated() { final String connStr = "blah"; store.addConnection(connStr); assertFalse(store.isEmptyConnections()); } public void testAddConnection_nullStr() { store.addConnection(null); assertTrue(store.isEmptyConnections()); } public void testAddConnection_emptyStr() { store.addConnection(""); assertTrue(store.isEmptyConnections()); } public void testRemoveConnection_nullStr() { store.addConnection("blah"); store.removeConnection(null); assertFalse(store.isEmptyConnections()); } public void testRemoveConnection_emptyStr() { store.addConnection("blah"); store.removeConnection(""); assertFalse(store.isEmptyConnections()); } public void testRemoveConnection_firstConn() { store.addConnection("blah"); assertFalse(store.isEmptyConnections()); store.removeConnection("blah"); assertTrue(store.isEmptyConnections()); } public void testRemoveConnection_notFirstConn() { store.addConnection("blah1"); store.addConnection("blah2"); assertEquals(2, store.connections().length); store.removeConnection("blah2"); assertEquals(1, store.connections().length); } public void testRemoveConnection_onlyRemovesFirstMatchingOne() { store.addConnection("blah1"); store.addConnection("blah2"); store.addConnection("blah1"); assertEquals(3, store.connections().length); store.removeConnection("blah1"); assertTrue(Arrays.equals(new String[] { "blah2", "blah1" }, store.connections())); } public void testAddEvent() { final Event event1 = new Event(); event1.key = "eventKey1"; event1.timestamp = Countly.currentTimestamp() - 60; event1.count = 42; event1.sum = 3.2; event1.segmentation = new HashMap<String, String>(2); event1.segmentation.put("segKey1", "segValue1"); event1.segmentation.put("segKey2", "segValue2"); store.addEvent(event1.key, event1.segmentation, event1.timestamp, event1.count, event1.sum); final List<Event> addedEvents = store.eventsList(); assertEquals(1, addedEvents.size()); final Event addedEvent = addedEvents.get(0); assertEquals(event1, addedEvent); assertEquals(event1.count, addedEvent.count); assertEquals(event1.sum, addedEvent.sum); } public void testRemoveEvents() { final Event event1 = new Event(); event1.key = "eventKey1"; event1.timestamp = Countly.currentTimestamp() - 60; event1.count = 1; final Event event2 = new Event(); event2.key = "eventKey2"; event2.timestamp = Countly.currentTimestamp() - 30; event2.count = 1; final Event event3 = new Event(); event3.key = "eventKey2"; event3.timestamp = Countly.currentTimestamp(); event3.count = 1; store.addEvent(event1.key, event1.segmentation, event1.timestamp, event1.count, event1.sum); store.addEvent(event2.key, event2.segmentation, event2.timestamp, event2.count, event2.sum); final List<Event> eventsToRemove = store.eventsList(); store.addEvent(event3.key, event3.segmentation, event3.timestamp, event3.count, event3.sum); store.removeEvents(eventsToRemove); final List<Event> events = store.eventsList(); assertEquals(1, events.size()); assertEquals(event3, events.get(0)); } public void testClear() { final SharedPreferences prefs = getContext().getSharedPreferences("COUNTLY_STORE", Context.MODE_PRIVATE); assertFalse(prefs.contains("EVENTS")); assertFalse(prefs.contains("CONNECTIONS")); store.addConnection("blah"); store.addEvent("eventKey", null, Countly.currentTimestamp(), 1, 0.0d); assertTrue(prefs.contains("EVENTS")); assertTrue(prefs.contains("CONNECTIONS")); store.clear(); assertFalse(prefs.contains("EVENTS")); assertFalse(prefs.contains("CONNECTIONS")); } }