दोस्तों CI, यूनिट टेस्ट और डेटाबेस बनाएं

 import groovy.json.JsonOutput import groovy.json.JsonSlurper import groovy.sql.Sql import org.apache.tools.ant.filters.ReplaceTokens import org.liquibase.gradle.LiquibaseTask plugins { id 'java' id 'org.liquibase.gradle' version '2.0.1' } configurations { driver } repositories { jcenter() mavenCentral() maven { url = "http://www.datanucleus.org/downloads/maven2/" } } dependencies { implementation 'com.google.guava:guava:27.0.1-jre' implementation 'org.springframework:spring-core:5.1.7.RELEASE' implementation 'org.springframework:spring-context:5.1.7.RELEASE' implementation 'org.springframework:spring-jdbc:5.1.7.RELEASE' testImplementation 'junit:junit:4.12' testImplementation 'org.springframework:spring-test:5.1.7.RELEASE' testRuntime 'oracle:ojdbc6:11.+' liquibaseRuntime 'org.liquibase:liquibase-core:3.6.1' liquibaseRuntime 'oracle:ojdbc6:11.+' liquibaseRuntime 'org.yaml:snakeyaml:1.24' driver group: "oracle", name: "ojdbc6", version: "11.+" } project.ext.localConfig = new Properties() localConfig.load(file("${rootDir}/local.properties").newReader()) project.ext.isCiBuild = { Boolean.parseBoolean(localConfig['pool.db.enabled'] as String) } project.ext.doRollbackTest = { Boolean.parseBoolean(localConfig['test.rollback.enabled'] as String) } task configLiquibase { doLast { liquibase { activities { testdb { changeLogFile 'changelog.yaml' url localConfig['app.db.url'] driver localConfig['app.db.driverClass'] username localConfig['app.db.username'] password localConfig['app.db.password'] logLevel 'debug' classpath "${project.projectDir}/db" contexts 'main' } runList = 'testdb' } } } } task initDriver { doLast { ClassLoader loader = GroovyObject.class.classLoader configurations.driver.each { File file -> loader.addURL(file.toURL()) } } } project.ext.createSqlInstance = { return Sql.newInstance( url: localConfig["pool.db.url"], user: localConfig["pool.db.username"], password: localConfig["pool.db.password"], driver: localConfig["pool.db.driverClass"]) } task initDbPool { dependsOn initDriver doLast { Integer poolSize = 10 Sql sql = createSqlInstance() as Sql String tableName = localConfig["pool.db.referenceTable"] String baseName = localConfig["pool.db.baseName"] String basePass = localConfig["pool.db.basePass"] String token = "{id}" List tableExists = sql.rows("select table_name from all_tables where table_name=?", [tableName]) assert tableExists.isEmpty() sql.execute(""" CREATE TABLE ${tableName} ( ID NUMBER(2) NOT NULL PRIMARY KEY, METADATA VARCHAR2(200) NOT NULL, PROCESSED TIMESTAMP NULL, GUID VARCHAR2(36) NULL) """, []) for (Integer i = 0 ; i < poolSize ; i++) { String username = baseName.replace(token, i.toString()) String password = basePass.replace(token, i.toString()) sql.execute(""" CREATE USER ${username} IDENTIFIED BY "${password}" DEFAULT TABLESPACE USERS TEMPORARY TABLESPACE TEMP PROFILE DEFAULT QUOTA UNLIMITED ON USERS """, []) sql.execute("grant connect to ${username}", []) sql.execute("grant create sequence to ${username}", []) sql.execute("grant create session to ${username}", []) sql.execute("grant create table to ${username}", []) String metadata = JsonOutput.toJson([ "app.db.driverClass": localConfig["pool.db.driverClass"], "app.db.url": localConfig["pool.db.url"], "app.db.username": username, "app.db.password": password ]) sql.execute(""" INSERT INTO ${tableName} (id, metadata) values (?, ?) """, [i, metadata]) } } } task lockDb { dependsOn initDriver onlyIf isCiBuild doLast { project.ext.lockUid = UUID.randomUUID().toString() String tableName = localConfig["pool.db.referenceTable"] Sql sql = createSqlInstance() as Sql sql.executeUpdate("""UPDATE ${tableName} SET GUID = ?, PROCESSED = SYSDATE WHERE ID IN ( SELECT ID FROM ( SELECT ID, ROW_NUMBER() OVER (ORDER BY PROCESSED) AS RN FROM ${tableName} WHERE GUID IS NULL OR PROCESSED < (SYSDATE - NUMTODSINTERVAL(?, 'MINUTE')) ) WHERE RN = 1 ) """, [lockUid, 15]) def meta = sql.firstRow("SELECT METADATA FROM ${tableName} WHERE GUID = ?", [lockUid]) assert meta != null, "No free databases in pool" def slurper = new JsonSlurper() Map metadata = slurper.parseText(meta["METADATA"] as String) as Map localConfig.putAll(metadata) logger.info("Database locked, {}", metadata) } } task unlockDb { dependsOn lockDb // init lockUid onlyIf isCiBuild doLast { try { String tableName = localConfig["pool.db.referenceTable"] Sql sql = createSqlInstance() as Sql sql.executeUpdate("UPDATE ${tableName} SET GUID = NULL WHERE GUID = ?", [lockUid]) logger.info("Database unlocked") } catch (ignored) { logger.error(ignored) } } } configure([processResources, processTestResources]) { Task t -> if (project.ext.isCiBuild()) { t.outputs.upToDateWhen { false } } t.filesMatching('**/*.properties') { filter(ReplaceTokens, tokens: localConfig, beginToken: '${', endToken: '}') } } task restoreAfterRollbackTest(type: LiquibaseTask) { command = 'update' } task rollbackTest(type: LiquibaseTask) { dependsOn lockDb command = 'rollback' requiresValue = true doFirst { project.ext.liquibaseCommandValue = localConfig['test.rollback.tag'] } doLast { project.ext.liquibaseCommandValue = null } } configure([project]) { tasks.withType(LiquibaseTask.class) { LiquibaseTask t -> logger.info("Liquibase task {} must run after {}", t.getName(), configLiquibase.getName()) (t as Task).dependsOn configLiquibase if (isCiBuild()) { logger.info("Liquibase task {} must run after {}", t.getName(), lockDb.getName()) (t as Task).dependsOn lockDb (t as Task).finalizedBy unlockDb } } //   CI: // 1.    0 (dropAll) // 2.     rollback (update) // 3. ,       (rollback tag) // 4.      (update) // 5.     if (doRollbackTest()) { def setTaskOrdering = { List<Task> lst -> for (int i = 0; i < lst.size() - 1; i++) { logger.info("Task {} must run after {}", lst[i + 1].getName(), lst[i].getName()) lst[i + 1].dependsOn lst[i] } } setTaskOrdering([ lockDb, configLiquibase, dropAll, update, rollbackTest, restoreAfterRollbackTest, processTestResources, test, ]) lockDb.finalizedBy unlockDb test.finalizedBy unlockDb } } 

 pool.db.enabled=false test.rollback.enabled=true pool.db.driverClass=oracle.jdbc.driver.OracleDriver pool.db.url=jdbc:oracle:thin:@localhost:1527:ORCLCDB pool.db.username=SYSTEM pool.db.password=Oradoc_db1 pool.db.referenceTable=c##test_user1.REF_TABLE pool.db.baseName=C##CI_SCHEMA_{id} pool.db.basePass=CI_SCHEMA_{id}_PASS app.db.driverClass= app.db.url= app.db.username= app.db.password= test.rollback.tag=version_1