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  1. ,
    Expert tip

    If you're unit testing, you should instantiate only the service and mock the dependencies. If you're testing integration, you should add all the mocking to the configurations file.

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No SessionFactory specified
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java.lang.IllegalArgumentException: No DataSource specified	at org.springframework.util.Assert.notNull(	at org.springframework.jdbc.datasource.DataSourceUtils.doGetConnection(	at org.springframework.jdbc.datasource.DataSourceUtils.getConnection(	at org.springframework.jdbc.core.JdbcTemplate.execute(	at org.springframework.jdbc.core.JdbcTemplate.execute(	at	at	at	at	at org.apache.catalina.core.StandardContext.listenerStart(	at org.apache.catalina.core.StandardContext.startInternal(