Failed to load driver class org.postgresql.Driver

Failed to bind properties under '' to com.zaxxer.hikari.HikariDataSource:

    Property: driverclassname

    Value: org.postgresql.Driver

    Origin: "driverClassName" from property source "source"

    Reason: Failed to load driver class org.postgresql.Driver in either of HikariConfig class loader or Thread context classloader

Action:

Update your application's configuration

2022-05-28 16:05:07.292 ERROR 11788 --- [           main] o.s.test.context.TestContextManager      : Caught exception while allowing TestExecutionListener [org.springframework.test.context.web.ServletTestExecutionListener@639c2c1d] to prepare test instance [com.loya.springjpaoracledemo.SpringJpaOracleDemoApplicationTests@1f11f64e]

java.lang.IllegalStateException: Failed to load ApplicationContext

        at org.springframework.test.context.cache.DefaultCacheAwareContextLoaderDelegate.loadContext(DefaultCacheAwareContextLoaderDelegate.java:125) ~[spring-test-5.1.8.RELEASE.jar:5.1.8.RELEASE]

        at org.springframework.test.context.support.DefaultTestContext.getApplicationContext(DefaultTestContext.java:108) ~[spring-test-5.1.8.RELEASE.jar:5.1.8.RELEASE]

        at org.springframework.test.context.web.ServletTestExecutionListener.setUpRequestContextIfNecessary(ServletTestExecutionListener.java:190) ~[spring-test-5.1.8.RELEASE.jar:5.1.8.RELEASE]

        at org.springframework.test.context.web.ServletTestExecutionListener.prepareTestInstance(ServletTestExecutionListener.java:132) ~[spring-test-5.1.8.RELEASE.jar:5.1.8.RELEASE]

        at org.springframework.test.context.TestContextManager.prepareTestInstance(TestContextManager.java:246) ~[spring-test-5.1.8.RELEASE.jar:5.1.8.RELEASE]

        at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.createTest(SpringJUnit4ClassRunner.java:227) [spring-test-5.1.8.RELEASE.jar:5.1.8.RELEASE]