Mercurial > hg > release > thermostat-0.4
view common/core/src/test/java/com/redhat/thermostat/common/storage/MongoStorageTest.java @ 631:9eed9fa986ad
Implement findAll() in web storage.
Reviewed-by: omajid
http://icedtea.classpath.org/pipermail/thermostat/2012-September/003308.html
author | Roman Kennke <rkennke@redhat.com> |
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date | Thu, 20 Sep 2012 00:28:12 +0200 |
parents | 891cb7a0de3a |
children |
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/* * Copyright 2012 Red Hat, Inc. * * This file is part of Thermostat. * * Thermostat is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published * by the Free Software Foundation; either version 2, or (at your * option) any later version. * * Thermostat is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Thermostat; see the file COPYING. If not see * <http://www.gnu.org/licenses/>. * * Linking this code with other modules is making a combined work * based on this code. Thus, the terms and conditions of the GNU * General Public License cover the whole combination. * * As a special exception, the copyright holders of this code give * you permission to link this code with independent modules to * produce an executable, regardless of the license terms of these * independent modules, and to copy and distribute the resulting * executable under terms of your choice, provided that you also * meet, for each linked independent module, the terms and conditions * of the license of that module. An independent module is a module * which is not derived from or based on this code. If you modify * this code, you may extend this exception to your version of the * library, but you are not obligated to do so. If you do not wish * to do so, delete this exception statement from your version. */ package com.redhat.thermostat.common.storage; import static org.junit.Assert.assertArrayEquals; import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertFalse; import static org.junit.Assert.assertNotNull; import static org.junit.Assert.assertNull; import static org.junit.Assert.assertSame; import static org.junit.Assert.assertTrue; import static org.mockito.Matchers.any; import static org.mockito.Matchers.anyString; import static org.mockito.Matchers.eq; import static org.mockito.Matchers.same; import static org.mockito.Mockito.mock; import static org.mockito.Mockito.verify; import static org.mockito.Mockito.when; import java.io.ByteArrayInputStream; import java.io.InputStream; import java.util.UUID; import org.junit.After; import org.junit.Before; import org.junit.Test; import org.junit.runner.RunWith; import org.mockito.ArgumentCaptor; import org.powermock.api.mockito.PowerMockito; import org.powermock.core.classloader.annotations.PrepareForTest; import org.powermock.modules.junit4.PowerMockRunner; import com.mongodb.BasicDBObject; import com.mongodb.DB; import com.mongodb.DBCollection; import com.mongodb.DBCursor; import com.mongodb.DBObject; import com.mongodb.Mongo; import com.mongodb.MongoURI; import com.mongodb.gridfs.GridFS; import com.mongodb.gridfs.GridFSDBFile; import com.mongodb.gridfs.GridFSInputFile; import com.redhat.thermostat.common.config.StartupConfiguration; import com.redhat.thermostat.common.model.Pojo; import com.redhat.thermostat.common.storage.Query.Criteria; @RunWith(PowerMockRunner.class) @PrepareForTest({ DBCollection.class, DB.class, Mongo.class, MongoStorage.class, MongoConnection.class }) public class MongoStorageTest { @Entity public static class TestClass implements Pojo { private String key1; private String key2; private String key3; private String key4; private String key5; @Persist public String getKey1() { return key1; } @Persist public void setKey1(String key1) { this.key1 = key1; } @Persist public String getKey2() { return key2; } @Persist public void setKey2(String key2) { this.key2 = key2; } @Persist public String getKey3() { return key3; } @Persist public void setKey3(String key3) { this.key3 = key3; } @Persist public String getKey4() { return key4; } @Persist public void setKey4(String key4) { this.key4 = key4; } @Persist public String getKey5() { return key5; } @Persist public void setKey5(String key5) { this.key5 = key5; } } private static final Key<String> key1 = new Key<>("key1", false); private static final Key<String> key2 = new Key<>("key2", false); private static final Key<String> key3 = new Key<>("key3", false); private static final Key<String> key4 = new Key<>("key4", false); private static final Key<String> key5 = new Key<>("key5", false); private static final Category testCategory = new Category("MongoStorageTest", key1, key2, key3, key4, key5); private static final Category emptyTestCategory = new Category("MongoEmptyCategory"); private StartupConfiguration conf; private Chunk multiKeyQuery; private Mongo m; private DB db; private DBCollection testCollection, emptyTestCollection, mockedCollection; private DBCursor cursor; private MongoStorage makeStorage() { MongoStorage storage = new MongoStorage(conf); storage.mapCategoryToDBCollection(testCategory, testCollection); storage.mapCategoryToDBCollection(emptyTestCategory, emptyTestCollection); return storage; } @Before public void setUp() throws Exception { conf = mock(StartupConfiguration.class); when(conf.getDBConnectionString()).thenReturn("mongodb://127.0.0.1:27518"); db = PowerMockito.mock(DB.class); m = PowerMockito.mock(Mongo.class); mockedCollection = mock(DBCollection.class); when(m.getDB(anyString())).thenReturn(db); when(db.getCollection("agent-config")).thenReturn(mockedCollection); when(db.collectionExists(anyString())).thenReturn(true); BasicDBObject value1 = new BasicDBObject(); value1.put("key1", "test1"); value1.put("key2", "test2"); BasicDBObject value2 = new BasicDBObject(); value2.put("key3", "test3"); value2.put("key4", "test4"); multiKeyQuery = new Chunk(testCategory, false); multiKeyQuery.put(key5, "test1"); multiKeyQuery.put(key4, "test2"); multiKeyQuery.put(key3, "test3"); multiKeyQuery.put(key2, "test4"); multiKeyQuery.put(key1, "test5"); cursor = mock(DBCursor.class); when(cursor.hasNext()).thenReturn(true).thenReturn(true).thenReturn(false); when(cursor.next()).thenReturn(value1).thenReturn(value2).thenReturn(null); testCollection = PowerMockito.mock(DBCollection.class); when(testCollection.find(any(DBObject.class))).thenReturn(cursor); when(testCollection.find()).thenReturn(cursor); when(testCollection.findOne(any(DBObject.class))).thenReturn(value1); when(testCollection.getCount()).thenReturn(2L); emptyTestCollection = PowerMockito.mock(DBCollection.class); when(emptyTestCollection.getCount()).thenReturn(0L); when(db.collectionExists(anyString())).thenReturn(false); when(db.createCollection(anyString(), any(DBObject.class))).thenReturn(testCollection); } @After public void tearDown() { conf = null; m = null; db = null; testCollection = null; emptyTestCollection = null; multiKeyQuery = null; cursor = null; } @Test public void testCreateConnectionKey() throws Exception { PowerMockito.whenNew(Mongo.class).withParameterTypes(MongoURI.class).withArguments(any(MongoURI.class)).thenReturn(m); MongoStorage storage = makeStorage(); storage.getConnection().connect(); Category category = new Category("testCreateConnectionKey"); ConnectionKey connKey = storage.createConnectionKey(category); assertNotNull(connKey); } @Test (expected=IllegalArgumentException.class) public void verifyFindOnlyAcceptsMongoQuery() { MongoStorage storage = makeStorage(); Query query = mock(Query.class); storage.find(query); } @Test (expected=IllegalArgumentException.class) public void verifyFindAllOnlyAcceptsMongoQuery() { MongoStorage storage = makeStorage(); Query query = mock(Query.class); storage.findAllPojos(query, TestClass.class); } @Test public void verifyFindAllReturnsCursor() throws Exception { PowerMockito.whenNew(Mongo.class).withParameterTypes(MongoURI.class).withArguments(any(MongoURI.class)).thenReturn(m); MongoStorage storage = makeStorage(); Query query = storage.createQuery().from(testCategory); Cursor<TestClass> cursor = storage.findAllPojos(query, TestClass.class); assertNotNull(cursor); } @Test public void verifyFindReturnsChunk() throws Exception { PowerMockito.whenNew(Mongo.class).withParameterTypes(MongoURI.class).withArguments(any(MongoURI.class)).thenReturn(m); MongoStorage storage = makeStorage(); Query query = storage.createQuery().from(testCategory).where(key1, Criteria.EQUALS, "test1"); Chunk result = storage.find(query); assertNotNull(result); } @Test public void verifyFindAllCallsDBCollectionFind() throws Exception { PowerMockito.whenNew(Mongo.class).withParameterTypes(MongoURI.class).withArguments(any(MongoURI.class)).thenReturn(m); MongoStorage storage = makeStorage(); Query query = storage.createQuery().from(testCategory).where(key1, Criteria.EQUALS, "fluff"); storage.findAllPojos(query, TestClass.class); verify(testCollection).find(any(DBObject.class)); } @Test public void verifyFindCallsDBCollectionFindOne() throws Exception { PowerMockito.whenNew(Mongo.class).withParameterTypes(MongoURI.class).withArguments(any(MongoURI.class)).thenReturn(m); MongoStorage storage = makeStorage(); Query query = storage.createQuery().from(testCategory); storage.find(query); verify(testCollection).findOne(any(DBObject.class)); } @Test public void verifyFindAllCallsDBCollectionFindWithCorrectQuery() throws Exception { PowerMockito.whenNew(Mongo.class).withParameterTypes(MongoURI.class).withArguments(any(MongoURI.class)).thenReturn(m); MongoStorage storage = makeStorage(); MongoQuery query = mock(MongoQuery.class); when(query.hasClauses()).thenReturn(true); DBObject generatedQuery = mock(DBObject.class); when(query.getGeneratedQuery()).thenReturn(generatedQuery); when(query.getCollectionName()).thenReturn(testCategory.getName()); when(query.getCategory()).thenReturn(testCategory); ArgumentCaptor<DBObject> findArg = ArgumentCaptor.forClass(DBObject.class); storage.findAllPojos(query, TestClass.class); verify(testCollection).find(findArg.capture()); assertSame(generatedQuery, findArg.getValue()); } @Test public void verifyFindCallsDBCollectionFindOneWithCorrectQuery() throws Exception { PowerMockito.whenNew(Mongo.class).withParameterTypes(MongoURI.class).withArguments(any(MongoURI.class)).thenReturn(m); MongoStorage storage = makeStorage(); MongoQuery query = mock(MongoQuery.class); DBObject generatedQuery = mock(DBObject.class); when(query.getGeneratedQuery()).thenReturn(generatedQuery); when(query.getCollectionName()).thenReturn(testCategory.getName()); when(query.getCategory()).thenReturn(testCategory); ArgumentCaptor<DBObject> findArg = ArgumentCaptor.forClass(DBObject.class); storage.find(query); verify(testCollection).findOne(findArg.capture()); assertSame(generatedQuery, findArg.getValue()); } @Test public void verifyFindReturnsCorrectChunk() throws Exception { PowerMockito.whenNew(Mongo.class).withParameterTypes(MongoURI.class).withArguments(any(MongoURI.class)).thenReturn(m); MongoStorage storage = makeStorage(); // TODO find a way to test this that isn't just testing mock and converters // Because we mock the DBCollection, the contents of this query don't actually determine the result. MongoQuery query = new MongoQuery().from(testCategory); Chunk result = storage.find(query); assertNotNull(result); assertArrayEquals(new Key<?>[]{key1, key2}, result.getKeys().toArray()); assertEquals("test1", result.get(key1)); assertEquals("test2", result.get(key2)); } @Test public void verifyFindAllReturnsCorrectCursor() throws Exception { PowerMockito.whenNew(Mongo.class).withParameterTypes(MongoURI.class).withArguments(any(MongoURI.class)).thenReturn(m); MongoStorage storage = makeStorage(); // TODO find a way to test this that isn't just testing MongoCursor // Because we mock the DBCollection, the contents of this query don't actually determine the result. MongoQuery query = new MongoQuery().from(testCategory); Cursor<TestClass> cursor = storage.findAllPojos(query, TestClass.class); verifyDefaultCursor(cursor); } @Test public void verifyFindAllWithSortAndLimit() throws Exception { PowerMockito.whenNew(Mongo.class).withParameterTypes(MongoURI.class).withArguments(any(MongoURI.class)).thenReturn(m); MongoStorage storage = makeStorage(); // TODO find a way to test this that isn't just testing MongoCursor // Because we mock the DBCollection, the contents of this query don't actually determine the result. MongoQuery query = (MongoQuery) new MongoQuery().from(testCategory).sort(key1, Query.SortDirection.ASCENDING).limit(3); Cursor<TestClass> cursor = storage.findAllPojos(query, TestClass.class); verifyDefaultCursor(cursor); ArgumentCaptor<DBObject> orderBy = ArgumentCaptor.forClass(DBObject.class); verify(this.cursor).sort(orderBy.capture()); assertTrue(orderBy.getValue().containsField("key1")); assertEquals(1, orderBy.getValue().get("key1")); verify(this.cursor).limit(3); } @Test public void verifyFindAllFromCategoryCallsDBCollectionFindAll() throws Exception { PowerMockito.whenNew(Mongo.class).withParameterTypes(MongoURI.class).withArguments(any(MongoURI.class)).thenReturn(m); MongoStorage storage = makeStorage(); Query query = storage.createQuery().from(testCategory); storage.findAllPojos(query, TestClass.class); verify(testCollection).find(); } @Test public void verifyFindAllFromCategoryReturnsCorrectCursor() throws Exception { PowerMockito.whenNew(Mongo.class).withParameterTypes(MongoURI.class).withArguments(any(MongoURI.class)).thenReturn(m); MongoStorage storage = makeStorage(); Query query = storage.createQuery().from(testCategory); Cursor<TestClass> cursor = storage.findAllPojos(query, TestClass.class); verifyDefaultCursor(cursor); } @Test public void verifyGetCount() throws Exception { PowerMockito.whenNew(Mongo.class).withParameterTypes(MongoURI.class).withArguments(any(MongoURI.class)).thenReturn(m); MongoStorage storage = makeStorage(); long count = storage.getCount(testCategory); assertEquals(2, count); } @Test public void verifyGetCountForEmptyCategory() throws Exception { PowerMockito.whenNew(Mongo.class).withParameterTypes(MongoURI.class).withArguments(any(MongoURI.class)).thenReturn(m); MongoStorage storage = makeStorage(); long count = storage.getCount(emptyTestCategory); assertEquals(0, count); } @Test public void verifyGetCountForNonexistentCategory() throws Exception { PowerMockito.whenNew(Mongo.class).withParameterTypes(MongoURI.class).withArguments(any(MongoURI.class)).thenReturn(m); MongoStorage storage = makeStorage(); storage.getConnection().connect(); long count = storage.getCount(new Category("NonExistent")); assertEquals(0, count); } private void verifyDefaultCursor(Cursor<TestClass> cursor) { assertTrue(cursor.hasNext()); TestClass obj1 = cursor.next(); assertEquals("test1", obj1.getKey1()); assertEquals("test2", obj1.getKey2()); assertTrue(cursor.hasNext()); TestClass obj2 = cursor.next(); assertEquals("test3", obj2.getKey3()); assertEquals("test4", obj2.getKey4()); assertFalse(cursor.hasNext()); assertNull(cursor.next()); } @Test public void verifySaveFile() throws Exception { GridFSInputFile gridFSFile = mock(GridFSInputFile.class); GridFS gridFS = mock(GridFS.class); when(gridFS.createFile(any(InputStream.class), anyString())).thenReturn(gridFSFile); PowerMockito.whenNew(GridFS.class).withArguments(any()).thenReturn(gridFS); PowerMockito.whenNew(Mongo.class).withParameterTypes(MongoURI.class).withArguments(any(MongoURI.class)).thenReturn(m); MongoStorage storage = makeStorage(); byte[] data = new byte[] { 1, 2, 3 }; InputStream dataStream = new ByteArrayInputStream(data); storage.saveFile("test", dataStream); verify(gridFS).createFile(same(dataStream), eq("test")); verify(gridFSFile).save(); } @Test public void verifyPutChunkUsesCorrectChunkAgent() throws Exception { PowerMockito.whenNew(Mongo.class).withParameterTypes(MongoURI.class).withArguments(any(MongoURI.class)).thenReturn(m); MongoStorage storage = makeStorage(); Chunk chunk1 = new Chunk(testCategory, false); chunk1.put(Key.AGENT_ID, "123"); storage.putChunk(chunk1); ArgumentCaptor<DBObject> dbobj = ArgumentCaptor.forClass(DBObject.class); verify(testCollection).insert(dbobj.capture()); DBObject val = dbobj.getValue(); assertEquals("123", val.get("agentId")); } @Test public void verifyPutChunkUsesCorrectGlobalAgent() throws Exception { PowerMockito.whenNew(Mongo.class).withParameterTypes(MongoURI.class).withArguments(any(MongoURI.class)).thenReturn(m); MongoStorage storage = makeStorage(); storage.setAgentId(new UUID(1, 2)); Chunk chunk1 = new Chunk(testCategory, false); chunk1.put(Key.AGENT_ID, "123"); storage.putChunk(chunk1); ArgumentCaptor<DBObject> dbobj = ArgumentCaptor.forClass(DBObject.class); verify(testCollection).insert(dbobj.capture()); DBObject val = dbobj.getValue(); assertEquals(new UUID(1, 2).toString(), val.get("agentId")); } @Test public void verifyLoadFile() throws Exception { InputStream stream = mock(InputStream.class); GridFSDBFile file = mock(GridFSDBFile.class); when(file.getInputStream()).thenReturn(stream); GridFS gridFS = mock(GridFS.class); when(gridFS.findOne("test")).thenReturn(file); PowerMockito.whenNew(GridFS.class).withArguments(any()).thenReturn(gridFS); PowerMockito.whenNew(Mongo.class).withParameterTypes(MongoURI.class).withArguments(any(MongoURI.class)).thenReturn(m); MongoStorage storage = makeStorage(); InputStream actual = storage.loadFile("test"); assertSame(stream, actual); actual = storage.loadFile("doesnotexist"); assertNull(actual); } @Test public void verifySimpleUpdate() { MongoStorage storage = makeStorage(); Update update = storage.createUpdate().from(testCategory).where(Key.AGENT_ID, "test1").set(key2, "test2"); storage.updatePojo(update); ArgumentCaptor<DBObject> queryCaptor = ArgumentCaptor.forClass(DBObject.class); ArgumentCaptor<DBObject> valueCaptor = ArgumentCaptor.forClass(DBObject.class); verify(testCollection).update(queryCaptor.capture(), valueCaptor.capture()); DBObject query = queryCaptor.getValue(); assertTrue(query.containsField(Key.AGENT_ID.getName())); assertEquals("test1", query.get(Key.AGENT_ID.getName())); } @Test public void verifyMultiFieldUpdate() { MongoStorage storage = makeStorage(); Update update = storage.createUpdate().from(testCategory).where(Key.AGENT_ID, "test1").set(key2, "test2").set(key3, "test3"); storage.updatePojo(update); ArgumentCaptor<DBObject> queryCaptor = ArgumentCaptor.forClass(DBObject.class); ArgumentCaptor<DBObject> valueCaptor = ArgumentCaptor.forClass(DBObject.class); verify(testCollection).update(queryCaptor.capture(), valueCaptor.capture()); DBObject query = queryCaptor.getValue(); assertTrue(query.containsField(Key.AGENT_ID.getName())); assertEquals("test1", query.get(Key.AGENT_ID.getName())); DBObject value = valueCaptor.getValue(); assertTrue(value.containsField("$set")); DBObject values = (DBObject) value.get("$set"); assertTrue(values.containsField("key2")); assertEquals("test2", values.get("key2")); assertTrue(values.containsField("key3")); assertEquals("test3", values.get("key3")); } }