test: added getAll test for SkillService

backend/src/test/kotlin/be/osoc/team1/backend/unittests/SkillServiceTests.kt

@@ -0,0 +1,22 @@
+package be.osoc.team1.backend.unittests
+
+import be.osoc.team1.backend.entities.Skill
+import be.osoc.team1.backend.repositories.SkillRepository
+import be.osoc.team1.backend.services.SkillService
+import io.mockk.every
+import io.mockk.mockk
+import org.junit.jupiter.api.Assertions
+import org.junit.jupiter.api.Test
+
+class SkillServiceTests {
+
+    @Test
+    fun `getAll succeeds`() {
+        val repository: SkillRepository = mockk()
+        val skill = Skill("Back-end")
+        val skills = listOf(skill)
+        every { repository.findAll() } returns skills
+        val service = SkillService(repository)
+        Assertions.assertEquals(skills, service.getAll())
+    }
+}