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<pre><code class="language-auto">myserver:
  context-path: /my-app
  port: 9090

data:
  url: jdbc:h2:mem:
  driver-class-name: org.h2.Driver
  username: sa
  password:</code></pre>

binding error

<pre><code class="language-kotlin">@ExtendWith(SpringExtension::class)
@ContextConfiguration(classes = [SpringBootTobyApplication::class])
@TestPropertySource(locations = ["classpath:application.yml"])
class MyDataSourcePropertiesTest {

    @Autowired
    private lateinit var myDataSourceProperties: MyDataSourceProperties

    @Test
    fun testPropertiesBinding() {

        assertNotNull(myDataSourceProperties)
        assertNotNull(myDataSourceProperties.url)
        assertNotNull(myDataSourceProperties.driverClassName)
    }
}</code></pre>

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