1 files changed, 38 insertions, 0 deletions
diff --git a/job/utils_test.go b/job/utils_test.go
new file mode 100644
index 0000000..8f7f013
--- /dev/null
+++ b/job/utils_test.go
@@ -0,0 +1,38 @@
+package job
+
+import "testing"
+
+func TestKeepOldestOnly(t *testing.T) {
+	t.Run("test empty list", func(t *testing.T) {
+		var jobs []Job
+		if len(KeepOldestOnly(jobs)) != 0 {
+			t.Error("empty list failed")
+		}
+	})
+	t.Run("test functionality", func(t *testing.T) {
+		var jobs []Job
+		jobs = append(jobs, Job{Name: "a", Timestamp: 10, Success: true})
+		jobs = append(jobs, Job{Name: "a", Timestamp: 20, Success: true})
+		jobs2 := KeepOldestOnly(jobs)
+		if len(jobs2) != 1 || jobs2[0].Timestamp != 20 {
+			t.Error("functionality failed")
+		}
+	})
+}
+
+func TestKeepSuccessOnly(t *testing.T) {
+	t.Run("test empty list", func(t *testing.T) {
+		var jobs []Job
+		if len(KeepSuccessOnly(jobs)) != 0 {
+			t.Error("empty list failed")
+		}
+	})
+	t.Run("test functionality", func(t *testing.T) {
+		var jobs []Job
+		jobs = append(jobs, Job{Name: "a", Timestamp: 10, Success: true})
+		jobs = append(jobs, Job{Name: "b", Timestamp: 20, Success: false})
+		if len(KeepSuccessOnly(jobs)) != 1 || jobs[0].Name != "a" {
+			t.Error("functionality failed")
+		}
+	})
+}