Added some initialisation tests

src/test/kotlin/uk/co/neviyn/booru/BooruApplicationTests.kt

@@ -1,6 +1,9 @@
 package uk.co.neviyn.booru
 
+import org.junit.jupiter.api.Assertions.assertNotNull
+import org.junit.jupiter.api.Assertions.assertTrue
 import org.junit.jupiter.api.Test
+import org.springframework.beans.factory.annotation.Autowired
 import org.springframework.boot.test.context.SpringBootTest
 
 @SpringBootTest
@@ -10,4 +13,39 @@ class BooruApplicationTests {
 	fun contextLoads() {
 	}
 
+	@Test
+	fun repositoriesLoad(
+		@Autowired memberRepository: MemberRepository?,
+		@Autowired imageRepository: ImageRepository?,
+		@Autowired tagRepository: TagRepository?,
+		@Autowired roleRepository: RoleRepository?
+	) {
+		assertNotNull(memberRepository)
+		assertNotNull(imageRepository)
+		assertNotNull(tagRepository)
+		assertNotNull(roleRepository)
+	}
+
+	@Test
+	fun servicesLoad(
+		@Autowired fileSystemStorageService: FileSystemStorageService?,
+		@Autowired customUserDetailsService: CustomUserDetailsService?
+	) {
+		assertNotNull(fileSystemStorageService)
+		assertNotNull(customUserDetailsService)
+	}
+
+	@Test
+	fun configurationPropertiesLoad(
+		@Autowired imageConfigurationProperties: ImageConfigurationProperties?
+	) {
+		assertNotNull(imageConfigurationProperties)
+		assertNotNull(imageConfigurationProperties!!.directory)
+		assertNotNull(imageConfigurationProperties.types)
+		assertTrue(imageConfigurationProperties.types.isNotEmpty())
+		assertTrue(imageConfigurationProperties.directory.exists())
+		assertTrue(imageConfigurationProperties.directory.canRead())
+		assertTrue(imageConfigurationProperties.directory.canWrite())
+	}
+
 }